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541k
1308.4067
The S-metric, the Beichl-Cloteaux approximation, and preferential attachment
The S-metric has grown popular in network studies, as a measure of ``scale-freeness'' restricted to the collection G(D) of connected graphs with a common degree sequence D=(d_1,\ldots,d_n). The calculation of S depends on the maximum possible degree assortativity r among graphs in G(D). The original method involves a h...
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false
false
true
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26,526
2411.02397
Adaptive Caching for Faster Video Generation with Diffusion Transformers
Generating temporally-consistent high-fidelity videos can be computationally expensive, especially over longer temporal spans. More-recent Diffusion Transformers (DiTs) -- despite making significant headway in this context -- have only heightened such challenges as they rely on larger models and heavier attention mecha...
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false
false
false
false
false
false
false
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505,470
1308.6537
Percolation on random networks with arbitrary k-core structure
The k-core decomposition of a network has thus far mainly served as a powerful tool for the empirical study of complex networks. We now propose its explicit integration in a theoretical model. We introduce a Hard-core Random Network model that generates maximally random networks with arbitrary degree distribution and a...
false
false
false
true
false
false
false
false
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false
false
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false
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26,723
1812.01077
Brief survey of Mobility Analyses based on Mobile Phone Datasets
This is a brief survey of the research performed by Grandata Labs in collaboration with numerous academic groups around the world on the topic of human mobility. A driving theme in these projects is to use and improve Data Science techniques to understand mobility, as it can be observed through the lens of mobile phone...
false
false
false
true
false
false
true
false
false
false
false
false
false
true
false
false
false
false
115,421
1607.07015
Fronthauling for 5G LTE-U Ultra Dense Cloud Small Cell Networks
Ultra dense cloud small cell network (UDCSNet), which combines cloud computing and massive deployment of small cells, is a promising technology for the fifth-generation (5G) LTE-U mobile communications because it can accommodate the anticipated explosive growth of mobile users' data traffic. As a result, fronthauling b...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
58,966
2409.06433
Fine-tuning and Prompt Engineering with Cognitive Knowledge Graphs for Scholarly Knowledge Organization
The increasing amount of published scholarly articles, exceeding 2.5 million yearly, raises the challenge for researchers in following scientific progress. Integrating the contributions from scholarly articles into a novel type of cognitive knowledge graph (CKG) will be a crucial element for accessing and organizing sc...
false
false
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
true
487,124
2501.15590
Assessing and Predicting Air Pollution in Asia: A Regional and Temporal Study (2018-2023)
This study analyzes and predicts air pollution in Asia, focusing on PM 2.5 levels from 2018 to 2023 across five regions: Central, East, South, Southeast, and West Asia. South Asia emerged as the most polluted region, with Bangladesh, India, and Pakistan consistently having the highest PM 2.5 levels and death rates, esp...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
527,625
2406.11248
Performance Improvement of Language-Queried Audio Source Separation Based on Caption Augmentation From Large Language Models for DCASE Challenge 2024 Task 9
We present a prompt-engineering-based text-augmentation approach applied to a language-queried audio source separation (LASS) task. To enhance the performance of LASS, the proposed approach utilizes large language models (LLMs) to generate multiple captions corresponding to each sentence of the training dataset. To thi...
false
false
true
false
true
false
false
false
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false
false
false
false
464,793
2103.15620
Asymptotically Optimal Massey-Like Inequality on Guessing Entropy With Application to Side-Channel Attack Evaluations
A Massey-like inequality is any useful lower bound on guessing entropy in terms of the computationally scalable Shannon entropy. The asymptotically optimal Massey-like inequality is determined and further refined for finite-support distributions. The impact of these results are highlighted for side-channel attack evalu...
false
false
false
false
false
false
false
false
false
true
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false
true
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false
false
false
false
227,287
2410.10589
MoTE: Reconciling Generalization with Specialization for Visual-Language to Video Knowledge Transfer
Transferring visual-language knowledge from large-scale foundation models for video recognition has proved to be effective. To bridge the domain gap, additional parametric modules are added to capture the temporal information. However, zero-shot generalization diminishes with the increase in the number of specialized p...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
498,148
1712.00386
Probabilistic Adaptive Computation Time
We present a probabilistic model with discrete latent variables that control the computation time in deep learning models such as ResNets and LSTMs. A prior on the latent variables expresses the preference for faster computation. The amount of computation for an input is determined via amortized maximum a posteriori (M...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
85,889
2110.06357
Tangent Space and Dimension Estimation with the Wasserstein Distance
Consider a set of points sampled independently near a smooth compact submanifold of Euclidean space. We provide mathematically rigorous bounds on the number of sample points required to estimate both the dimension and the tangent spaces of that manifold with high confidence. The algorithm for this estimation is Local P...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
260,577
2310.08847
On the Over-Memorization During Natural, Robust and Catastrophic Overfitting
Overfitting negatively impacts the generalization ability of deep neural networks (DNNs) in both natural and adversarial training. Existing methods struggle to consistently address different types of overfitting, typically designing strategies that focus separately on either natural or adversarial patterns. In this wor...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
399,561
2212.05590
PromptCAL: Contrastive Affinity Learning via Auxiliary Prompts for Generalized Novel Category Discovery
Although existing semi-supervised learning models achieve remarkable success in learning with unannotated in-distribution data, they mostly fail to learn on unlabeled data sampled from novel semantic classes due to their closed-set assumption. In this work, we target a pragmatic but under-explored Generalized Novel Cat...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
335,827
0901.0643
An Information Theoretic Analysis of Single Transceiver Passive RFID Networks
In this paper, we study single transceiver passive RFID networks by modeling the underlying physical system as a special cascade of a certain broadcast channel (BCC) and a multiple access channel (MAC), using a "nested codebook" structure in between. The particular application differentiates this communication setup fr...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
2,897
2401.00023
CycleGAN Models for MRI Image Translation
Image-to-image translation has gained popularity in the medical field to transform images from one domain to another. Medical image synthesis via domain transformation is advantageous in its ability to augment an image dataset where images for a given class is limited. From the learning perspective, this process contri...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
418,853
2305.14549
Extracting Shopping Interest-Related Product Types from the Web
Recommending a diversity of product types (PTs) is important for a good shopping experience when customers are looking for products around their high-level shopping interests (SIs) such as hiking. However, the SI-PT connection is typically absent in e-commerce product catalogs and expensive to construct manually due to...
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
367,084
2008.05865
DF-GAN: A Simple and Effective Baseline for Text-to-Image Synthesis
Synthesizing high-quality realistic images from text descriptions is a challenging task. Existing text-to-image Generative Adversarial Networks generally employ a stacked architecture as the backbone yet still remain three flaws. First, the stacked architecture introduces the entanglements between generators of differe...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
191,639
2103.02370
FSDR: Frequency Space Domain Randomization for Domain Generalization
Domain generalization aims to learn a generalizable model from a known source domain for various unknown target domains. It has been studied widely by domain randomization that transfers source images to different styles in spatial space for learning domain-agnostic features. However, most existing randomization uses G...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
222,942
1906.02238
Adaptation Across Extreme Variations using Unlabeled Domain Bridges
We tackle an unsupervised domain adaptation problem for which the domain discrepancy between labeled source and unlabeled target domains is large, due to many factors of inter and intra-domain variation. While deep domain adaptation methods have been realized by reducing the domain discrepancy, these are difficult to a...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
133,974
2502.04121
Optimizing Perturbations for Improved Training of Machine Learning Models
Machine learning models have become indispensable tools in applications across the physical sciences. Their training is often time-consuming, vastly exceeding the inference timescales. Several protocols have been developed to perturb the learning process and improve the training, such as shrink and perturb, warm restar...
false
false
false
false
false
false
true
false
false
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false
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530,991
2010.07175
New non-binary quantum codes from skew constacyclic codes over the ring $\mathbb{F}_{p^m}+v\mathbb{F}_{p^m}+v^2 \mathbb{F}_{p^m}$
In this article, we construct new non-binary quantum codes from skew constacyclic codes over finite commutative non-chain ring $\mathcal{R}= \mathbb{F}_{p^m}[v]/\langle v^3 =v \rangle$ where $p$ is an odd prime and $m \geq 1$. In order to obtain such quantum codes, first we study the structural properties of skew const...
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false
false
false
false
false
false
false
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200,732
2211.10442
Deep learning methods for drug response prediction in cancer: predominant and emerging trends
Cancer claims millions of lives yearly worldwide. While many therapies have been made available in recent years, by in large cancer remains unsolved. Exploiting computational predictive models to study and treat cancer holds great promise in improving drug development and personalized design of treatment plans, ultimat...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
331,313
2411.04585
The State and Fate of Summarization Datasets: A Survey
Automatic summarization has consistently attracted attention due to its versatility and wide application in various downstream tasks. Despite its popularity, we find that annotation efforts have largely been disjointed, and have lacked common terminology. Consequently, it is challenging to discover existing resources o...
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false
false
false
false
false
false
false
true
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false
false
false
false
false
false
false
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506,329
2412.10915
C3: Learning Congestion Controllers with Formal Certificates
Learning-based congestion controllers offer better adaptability compared to traditional heuristic algorithms. However, the inherent unreliability of learning techniques can cause learning-based controllers to behave poorly, creating a need for formal guarantees. While methods for formally verifying learned congestion c...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
true
517,166
2309.12589
A Multi-Robot Task Assignment Framework for Search and Rescue with Heterogeneous Teams
In post-disaster scenarios, efficient search and rescue operations involve collaborative efforts between robots and humans. Existing planning approaches focus on specific aspects but overlook crucial elements like information gathering, task assignment, and planning. Furthermore, previous methods considering robot capa...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
393,851
1909.04246
Temporal Network Embedding with Micro- and Macro-dynamics
Network embedding aims to embed nodes into a low-dimensional space, while capturing the network structures and properties. Although quite a few promising network embedding methods have been proposed, most of them focus on static networks. In fact, temporal networks, which usually evolve over time in terms of microscopi...
false
false
false
true
false
false
true
false
false
false
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false
false
false
false
false
false
false
144,743
cmp-lg/9809003
A Comparison of WordNet and Roget's Taxonomy for Measuring Semantic Similarity
This paper presents the results of using Roget's International Thesaurus as the taxonomy in a semantic similarity measurement task. Four similarity metrics were taken from the literature and applied to Roget's The experimental evaluation suggests that the traditional edge counting approach does surprisingly well (a cor...
false
false
false
false
false
false
false
false
true
false
false
false
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false
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536,927
2005.01157
Out of the Echo Chamber: Detecting Countering Debate Speeches
An educated and informed consumption of media content has become a challenge in modern times. With the shift from traditional news outlets to social media and similar venues, a major concern is that readers are becoming encapsulated in "echo chambers" and may fall prey to fake news and disinformation, lacking easy acce...
false
false
false
false
true
false
true
false
true
false
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false
false
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false
false
175,504
1906.00180
Siamese recurrent networks learn first-order logic reasoning and exhibit zero-shot compositional generalization
Can neural nets learn logic? We approach this classic question with current methods, and demonstrate that recurrent neural networks can learn to recognize first order logical entailment relations between expressions. We define an artificial language in first-order predicate logic, generate a large dataset of sample 'se...
false
false
false
false
true
false
true
false
true
false
false
false
false
false
false
false
false
false
133,293
1602.03534
Unsupervised Transductive Domain Adaptation
Supervised learning with large scale labeled datasets and deep layered models has made a paradigm shift in diverse areas in learning and recognition. However, this approach still suffers generalization issues under the presence of a domain shift between the training and the test data distribution. In this regard, unsup...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
52,010
2203.03597
Fast Rates for Noisy Interpolation Require Rethinking the Effects of Inductive Bias
Good generalization performance on high-dimensional data crucially hinges on a simple structure of the ground truth and a corresponding strong inductive bias of the estimator. Even though this intuition is valid for regularized models, in this paper we caution against a strong inductive bias for interpolation in the pr...
false
false
false
false
false
false
true
false
false
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false
false
false
false
false
false
false
false
284,148
2110.12263
Fixed-Time Convergent Distributed Observer Design of Linear Systems: A Kernel-Based Approach
The robust distributed state estimation for a class of continuous-time linear time-invariant systems is achieved by a novel kernel-based distributed observer, which, for the first time, ensures fixed-time convergence properties. The communication network between the agents is prescribed by a directed graph in which eac...
false
false
false
false
false
false
false
false
false
false
true
false
false
false
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false
false
262,775
cs/0604091
Robust Distributed Source Coding
We consider a distributed source coding system in which several observations are communicated to the decoder using limited transmission rate. The observations must be separately coded. We introduce a robust distributed coding scheme which flexibly trades off between system robustness and compression efficiency. The opt...
false
false
false
false
false
false
false
false
false
true
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539,406
1511.03546
Hierarchical Latent Semantic Mapping for Automated Topic Generation
Much of information sits in an unprecedented amount of text data. Managing allocation of these large scale text data is an important problem for many areas. Topic modeling performs well in this problem. The traditional generative models (PLSA,LDA) are the state-of-the-art approaches in topic modeling and most recent re...
false
false
false
false
false
true
true
false
true
false
false
false
false
false
false
false
false
false
48,767
1808.07913
Improving Abstraction in Text Summarization
Abstractive text summarization aims to shorten long text documents into a human readable form that contains the most important facts from the original document. However, the level of actual abstraction as measured by novel phrases that do not appear in the source document remains low in existing approaches. We propose ...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
105,833
2305.18859
Large-scale Ridesharing DARP Instances Based on Real Travel Demand
Accurately predicting the real-life performance of algorithms solving the Dial-a-Ride Problem (DARP) in the context of Mobility on Demand (MoD) systems with ridesharing requires evaluating them on representative instances. However, the benchmarking of state-of-the-art DARP solution methods has been limited to small, ar...
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
369,273
2207.04648
Learning Large-scale Universal User Representation with Sparse Mixture of Experts
Learning user sequence behaviour embedding is very sophisticated and challenging due to the complicated feature interactions over time and high dimensions of user features. Recent emerging foundation models, e.g., BERT and its variants, encourage a large body of researchers to investigate in this field. However, unlike...
false
false
false
false
false
false
true
false
true
false
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false
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false
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false
false
307,265
1401.6413
Predicting Nearly As Well As the Optimal Twice Differentiable Regressor
We study nonlinear regression of real valued data in an individual sequence manner, where we provide results that are guaranteed to hold without any statistical assumptions. We address the convergence and undertraining issues of conventional nonlinear regression methods and introduce an algorithm that elegantly mitigat...
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false
false
false
false
false
true
false
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30,348
1901.11379
TUNet: Incorporating segmentation maps to improve classification
Determining the localization of specific protein in human cells is important for understanding cellular functions and biological processes of underlying diseases. Among imaging techniques, high-throughput fluorescence microscopy imaging is an efficient biotechnology to stain the protein of interest in a cell. In this w...
false
false
false
false
false
false
true
false
false
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true
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false
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false
false
120,235
2304.11514
Joint Beamforming and Phase Shift Design for Hybrid-IRS-and-UAV-aided Directional Modulation Network
Recently, intelligent reflecting surface (IRS) and unmanned aerial vehicle (UAV) have been introduced into wireless communication systems to enhance the performance of air-ground transmission. To make a good balance between performance, cost, and power consumption, a hybrid-IRS-and-UAV-assisted directional modulation (...
false
false
false
false
false
false
false
false
false
true
false
false
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false
false
359,845
2109.09559
Contrastive Learning of Subject-Invariant EEG Representations for Cross-Subject Emotion Recognition
EEG signals have been reported to be informative and reliable for emotion recognition in recent years. However, the inter-subject variability of emotion-related EEG signals still poses a great challenge for the practical applications of EEG-based emotion recognition. Inspired by recent neuroscience studies on inter-sub...
true
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
256,324
1907.12744
Not All Adversarial Examples Require a Complex Defense: Identifying Over-optimized Adversarial Examples with IQR-based Logit Thresholding
Detecting adversarial examples currently stands as one of the biggest challenges in the field of deep learning. Adversarial attacks, which produce adversarial examples, increase the prediction likelihood of a target class for a particular data point. During this process, the adversarial example can be further optimized...
false
false
false
false
false
false
true
false
false
false
false
true
true
false
false
false
false
false
140,193
2307.16331
Theoretically Principled Trade-off for Stateful Defenses against Query-Based Black-Box Attacks
Adversarial examples threaten the integrity of machine learning systems with alarming success rates even under constrained black-box conditions. Stateful defenses have emerged as an effective countermeasure, detecting potential attacks by maintaining a buffer of recent queries and detecting new queries that are too sim...
false
false
false
false
false
false
true
false
false
false
false
false
true
false
false
false
false
false
382,563
2204.05189
MmWave 6D Radio Localization with a Snapshot Observation from a Single BS
Accurate and ubiquitous localization is crucial for a variety of applications such as logistics, navigation, intelligent transport, monitoring, control, and also for the benefit of communications. Exploiting millimeter-wave (mmWave) signals in 5G and Beyond 5G systems can provide accurate localization with limited infr...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
290,946
2411.14827
Physically Interpretable Probabilistic Domain Characterization
Characterizing domains is essential for models analyzing dynamic environments, as it allows them to adapt to evolving conditions or to hand the task over to backup systems when facing conditions outside their operational domain. Existing solutions typically characterize a domain by solving a regression or classificatio...
false
false
false
false
true
false
true
false
false
false
false
true
false
false
false
false
false
false
510,339
2211.16068
ACE: Cooperative Multi-agent Q-learning with Bidirectional Action-Dependency
Multi-agent reinforcement learning (MARL) suffers from the non-stationarity problem, which is the ever-changing targets at every iteration when multiple agents update their policies at the same time. Starting from first principle, in this paper, we manage to solve the non-stationarity problem by proposing bidirectional...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
true
false
false
false
333,507
2401.08468
Nonparametric Evaluation of Noisy ICA Solutions
Independent Component Analysis (ICA) was introduced in the 1980's as a model for Blind Source Separation (BSS), which refers to the process of recovering the sources underlying a mixture of signals, with little knowledge about the source signals or the mixing process. While there are many sophisticated algorithms for e...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
421,898
cmp-lg/9606002
Clustered Language Models with Context-Equivalent States
In this paper, a hierarchical context definition is added to an existing clustering algorithm in order to increase its robustness. The resulting algorithm, which clusters contexts and events separately, is used to experiment with different ways of defining the context a language model takes into account. The contexts r...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
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false
false
false
536,568
2006.03132
Earnings Prediction with Deep Learning
In the financial sector, a reliable forecast the future financial performance of a company is of great importance for investors' investment decisions. In this paper we compare long-term short-term memory (LSTM) networks to temporal convolution network (TCNs) in the prediction of future earnings per share (EPS). The exp...
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false
false
false
false
false
true
false
false
false
false
false
false
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false
false
false
false
180,219
2412.15241
Quantifying Positional Biases in Text Embedding Models
Embedding models are crucial for tasks in Information Retrieval (IR) and semantic similarity measurement, yet their handling of longer texts and associated positional biases remains underexplored. In this study, we investigate the impact of content position and input size on text embeddings. Our experiments reveal that...
false
false
false
false
true
true
false
false
true
false
false
false
false
false
false
false
false
false
519,003
2109.15321
Sensor-Guided Optical Flow
This paper proposes a framework to guide an optical flow network with external cues to achieve superior accuracy either on known or unseen domains. Given the availability of sparse yet accurate optical flow hints from an external source, these are injected to modulate the correlation scores computed by a state-of-the-a...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
258,254
2305.17858
FastMESH: Fast Surface Reconstruction by Hexagonal Mesh-based Neural Rendering
Despite the promising results of multi-view reconstruction, the recent neural rendering-based methods, such as implicit surface rendering (IDR) and volume rendering (NeuS), not only incur a heavy computational burden on training but also have the difficulties in disentangling the geometric and appearance. Although havi...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
368,773
2209.03236
Banknote Recognition for Visually Impaired People (Case of Ethiopian note)
Currency is used almost everywhere to facilitate business. In most developing countries, especially the ones in Africa, tangible notes are predominantly used in everyday financial transactions. One of these countries, Ethiopia, is believed to have one of the world highest rates of blindness (1.6%) and low vision (3.7%)...
true
false
false
false
true
false
true
false
false
false
false
true
false
false
false
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false
false
316,448
2210.03484
Multi-objective and multi-fidelity Bayesian optimization of laser-plasma acceleration
Beam parameter optimization in accelerators involves multiple, sometimes competing objectives. Condensing these individual objectives into a single figure of merit unavoidably results in a bias towards particular outcomes, in absence of prior knowledge often in a non-desired way. Finding an optimal objective definition...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
322,056
2102.00675
Autonomous Navigation through intersections with Graph ConvolutionalNetworks and Conditional Imitation Learning for Self-driving Cars
In autonomous driving, navigation through unsignaled intersections with many traffic participants moving around is a challenging task. To provide a solution to this problem, we propose a novel branched network G-CIL for the navigation policy learning. Specifically, we firstly represent such dynamic environments as grap...
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false
false
false
true
false
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true
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false
false
false
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false
217,875
2202.09508
Who Are the Best Adopters? User Selection Model for Free Trial Item Promotion
With the increasingly fierce market competition, offering a free trial has become a potent stimuli strategy to promote products and attract users. By providing users with opportunities to experience goods without charge, a free trial makes adopters know more about products and thus encourages their willingness to buy. ...
false
false
false
false
false
true
true
false
false
false
false
false
false
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false
false
false
281,223
1810.01367
FFJORD: Free-form Continuous Dynamics for Scalable Reversible Generative Models
A promising class of generative models maps points from a simple distribution to a complex distribution through an invertible neural network. Likelihood-based training of these models requires restricting their architectures to allow cheap computation of Jacobian determinants. Alternatively, the Jacobian trace can be u...
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false
false
false
false
false
true
false
false
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false
true
false
false
false
false
false
false
109,379
1811.00681
On the Generation of Medical Question-Answer Pairs
Question answering (QA) has achieved promising progress recently. However, answering a question in real-world scenarios like the medical domain is still challenging, due to the requirement of external knowledge and the insufficient quantity of high-quality training data. In the light of these challenges, we study the t...
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false
false
false
true
false
false
false
true
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false
false
false
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112,159
2208.01750
Optimizing Information Freshness Leveraging Multi-RISs in NOMA-based IoT Networks
This paper investigates the benefits of integrating multiple reconfigurable intelligent surfaces (RISs) in enhancing the timeliness performance of uplink Internet-of-Things (IoT) network, where IoT devices (IoTDs) upload their time-stamped status update information to a base station (BS) using non-orthogonal multiple a...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
311,252
2306.01704
Temporal-controlled Frame Swap for Generating High-Fidelity Stereo Driving Data for Autonomy Analysis
This paper presents a novel approach, TeFS (Temporal-controlled Frame Swap), to generate synthetic stereo driving data for visual simultaneous localization and mapping (vSLAM) tasks. TeFS is designed to overcome the lack of native stereo vision support in commercial driving simulators, and we demonstrate its effectiven...
false
false
false
false
false
false
false
true
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false
370,552
1912.01673
COSTRA 1.0: A Dataset of Complex Sentence Transformations
We present COSTRA 1.0, a dataset of complex sentence transformations. The dataset is intended for the study of sentence-level embeddings beyond simple word alternations or standard paraphrasing. This first version of the dataset is limited to sentences in Czech but the construction method is universal and we plan to us...
false
false
false
false
false
false
false
false
true
false
false
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false
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false
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false
false
156,141
1803.03772
Generalization and Expressivity for Deep Nets
Along with the rapid development of deep learning in practice, the theoretical explanations for its success become urgent. Generalization and expressivity are two widely used measurements to quantify theoretical behaviors of deep learning. The expressivity focuses on finding functions expressible by deep nets but canno...
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false
false
false
false
false
true
false
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false
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false
false
92,319
2406.10534
Finite-difference-informed graph network for solving steady-state incompressible flows on block-structured grids
Advances in deep learning have enabled physics-informed neural networks to solve partial differential equations. Numerical differentiation using the finite-difference (FD) method is efficient in physics-constrained designs, even in parameterized settings. In traditional computational fluid dynamics(CFD), body-fitted bl...
false
false
false
false
true
false
true
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false
464,447
1705.08966
Communication vs Distributed Computation: an alternative trade-off curve
In this paper, we revisit the communication vs. distributed computing trade-off, studied within the framework of MapReduce in [1]. An implicit assumption in the aforementioned work is that each server performs all possible computations on all the files stored in its memory. Our starting observation is that, if servers ...
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false
false
false
false
false
false
false
false
true
false
false
false
false
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false
false
false
74,117
2303.12002
End-to-End Integration of Speech Separation and Voice Activity Detection for Low-Latency Diarization of Telephone Conversations
Recent works show that speech separation guided diarization (SSGD) is an increasingly promising direction, mainly thanks to the recent progress in speech separation. It performs diarization by first separating the speakers and then applying voice activity detection (VAD) on each separated stream. In this work we conduc...
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false
true
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
353,099
2403.02405
Classification of the Fashion-MNIST Dataset on a Quantum Computer
The potential impact of quantum machine learning algorithms on industrial applications remains an exciting open question. Conventional methods for encoding classical data into quantum computers are not only too costly for a potential quantum advantage in the algorithms but also severely limit the scale of feasible expe...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
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false
false
434,790
2404.10760
Learning Feature Inversion for Multi-class Anomaly Detection under General-purpose COCO-AD Benchmark
Anomaly detection (AD) is often focused on detecting anomaly areas for industrial quality inspection and medical lesion examination. However, due to the specific scenario targets, the data scale for AD is relatively small, and evaluation metrics are still deficient compared to classic vision tasks, such as object detec...
false
false
false
false
false
false
false
false
false
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true
false
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false
447,238
2105.14216
CDMA: A Practical Cross-Device Federated Learning Algorithm for General Minimax Problems
Minimax problems arise in a wide range of important applications including robust adversarial learning and Generative Adversarial Network (GAN) training. Recently, algorithms for minimax problems in the Federated Learning (FL) paradigm have received considerable interest. Existing federated algorithms for general minim...
false
false
false
false
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false
true
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true
237,585
1906.11889
Deep Eyedentification: Biometric Identification using Micro-Movements of the Eye
We study involuntary micro-movements of the eye for biometric identification. While prior studies extract lower-frequency macro-movements from the output of video-based eye-tracking systems and engineer explicit features of these macro-movements, we develop a deep convolutional architecture that processes the raw eye-t...
true
false
false
false
false
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true
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true
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true
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false
false
136,779
2108.13831
Deep Learning of Transferable MIMO Channel Modes for 6G V2X Communications
In the emerging high mobility Vehicle-to-Everything (V2X) communications using millimeter Wave (mmWave) and sub-THz, Multiple-Input Multiple-Output (MIMO) channel estimation is an extremely challenging task. At mmWaves/sub-THz frequencies, MIMO channels exhibit few leading paths in the space-time domain (i.e., directio...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
252,919
2304.08912
Generalized Weak Supervision for Neural Information Retrieval
Neural ranking models (NRMs) have demonstrated effective performance in several information retrieval (IR) tasks. However, training NRMs often requires large-scale training data, which is difficult and expensive to obtain. To address this issue, one can train NRMs via weak supervision, where a large dataset is automati...
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false
false
false
false
true
false
false
false
false
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false
false
358,867
2502.11331
Transfer Learning of CATE with Kernel Ridge Regression
The proliferation of data has sparked significant interest in leveraging findings from one study to estimate treatment effects in a different target population without direct outcome observations. However, the transfer learning process is frequently hindered by substantial covariate shift and limited overlap between (i...
false
false
false
false
false
false
true
false
false
false
false
false
false
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false
false
534,305
1912.06602
That and There: Judging the Intent of Pointing Actions with Robotic Arms
Collaborative robotics requires effective communication between a robot and a human partner. This work proposes a set of interpretive principles for how a robotic arm can use pointing actions to communicate task information to people by extending existing models from the related literature. These principles are evaluat...
true
false
false
false
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false
true
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false
true
false
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false
false
157,379
2106.08527
FAIR: Fairness-Aware Information Retrieval Evaluation
With the emerging needs of creating fairness-aware solutions for search and recommendation systems, a daunting challenge exists of evaluating such solutions. While many of the traditional information retrieval (IR) metrics can capture the relevance, diversity, and novelty for the utility with respect to users, they are...
false
false
false
false
false
true
false
false
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false
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false
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false
false
241,323
2312.10771
kNN-ICL: Compositional Task-Oriented Parsing Generalization with Nearest Neighbor In-Context Learning
Task-Oriented Parsing (TOP) enables conversational assistants to interpret user commands expressed in natural language, transforming them into structured outputs that combine elements of both natural language and intent/slot tags. Recently, Large Language Models (LLMs) have achieved impressive performance in synthesizi...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
416,312
2408.08671
Towards Physical World Backdoor Attacks against Skeleton Action Recognition
Skeleton Action Recognition (SAR) has attracted significant interest for its efficient representation of the human skeletal structure. Despite its advancements, recent studies have raised security concerns in SAR models, particularly their vulnerability to adversarial attacks. However, such strategies are limited to di...
false
false
false
false
false
false
false
false
false
false
false
true
true
false
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false
false
false
481,098
2004.13877
Classifying Image Sequences of Astronomical Transients with Deep Neural Networks
Supervised classification of temporal sequences of astronomical images into meaningful transient astrophysical phenomena has been considered a hard problem because it requires the intervention of human experts. The classifier uses the expert's knowledge to find heuristic features to process the images, for instance, by...
false
false
false
false
false
false
false
false
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false
true
false
false
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false
false
false
174,701
2403.09762
Emotional Intelligence Through Artificial Intelligence : NLP and Deep Learning in the Analysis of Healthcare Texts
This manuscript presents a methodical examination of the utilization of Artificial Intelligence in the assessment of emotions in texts related to healthcare, with a particular focus on the incorporation of Natural Language Processing and deep learning technologies. We scrutinize numerous research studies that employ AI...
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false
false
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true
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false
437,911
2305.19187
Generating with Confidence: Uncertainty Quantification for Black-box Large Language Models
Large language models (LLMs) specializing in natural language generation (NLG) have recently started exhibiting promising capabilities across a variety of domains. However, gauging the trustworthiness of responses generated by LLMs remains an open challenge, with limited research on uncertainty quantification (UQ) for ...
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false
false
false
false
false
true
false
true
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false
false
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false
false
false
false
369,413
2501.14189
Distributed Multi-Agent Coordination Using Multi-Modal Foundation Models
Distributed Constraint Optimization Problems (DCOPs) offer a powerful framework for multi-agent coordination but often rely on labor-intensive, manual problem construction. To address this, we introduce VL-DCOPs, a framework that takes advantage of large multimodal foundation models (LFMs) to automatically generate con...
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false
false
false
true
false
true
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false
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true
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false
false
527,015
1805.10727
Perceive Your Users in Depth: Learning Universal User Representations from Multiple E-commerce Tasks
Tasks such as search and recommendation have become increas- ingly important for E-commerce to deal with the information over- load problem. To meet the diverse needs of di erent users, person- alization plays an important role. In many large portals such as Taobao and Amazon, there are a bunch of di erent types of sea...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
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false
false
false
98,755
2306.02577
Exploring the Role of the Bottleneck in Slot-Based Models Through Covariance Regularization
In this project we attempt to make slot-based models with an image reconstruction objective competitive with those that use a feature reconstruction objective on real world datasets. We propose a loss-based approach to constricting the bottleneck of slot-based models, allowing larger-capacity encoder networks to be use...
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false
false
false
true
false
true
false
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false
true
false
false
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false
false
false
370,960
2004.07822
Order Matters: Generating Progressive Explanations for Planning Tasks in Human-Robot Teaming
Prior work on generating explanations in a planning and decision-making context has focused on providing the rationale behind an AI agent's decision making. While these methods provide the right explanations from the explainer's perspective, they fail to heed the cognitive requirement of understanding an explanation fr...
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false
false
false
true
false
false
false
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false
false
false
false
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false
false
172,887
1707.01826
Indefinite Kernel Logistic Regression with Concave-inexact-convex Procedure
In kernel methods, the kernels are often required to be positive definite, which restricts the use of many indefinite kernels. To consider those non-positive definite kernels, in this paper, we aim to build an indefinite kernel learning framework for kernel logistic regression. The proposed indefinite kernel logistic r...
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false
false
false
false
false
true
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false
76,602
2302.03306
Mismatched estimation of non-symmetric rank-one matrices corrupted by structured noise
We study the performance of a Bayesian statistician who estimates a rank-one signal corrupted by non-symmetric rotationally invariant noise with a generic distribution of singular values. As the signal-to-noise ratio and the noise structure are unknown, a Gaussian setup is incorrectly assumed. We derive the exact analy...
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false
false
false
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344,297
1806.06411
Measuring Semantic Coherence of a Conversation
Conversational systems have become increasingly popular as a way for humans to interact with computers. To be able to provide intelligent responses, conversational systems must correctly model the structure and semantics of a conversation. We introduce the task of measuring semantic (in)coherence in a conversation with...
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false
false
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false
100,697
2112.09039
Hypercontractive inequalities for the second norm of highly concentrated functions, and Mrs. Gerber's-type inequalities for the second Renyi entropy
Let $T_{\epsilon}$, $0 \le \epsilon \le 1/2$, be the noise operator acting on functions on the boolean cube $\{0,1\}^n$. Let $f$ be a distribution on $\{0,1\}^n$ and let $q > 1$. We prove tight Mrs. Gerber-type results for the second Renyi entropy of $T_{\epsilon} f$ which take into account the value of the $q^{th}$ Re...
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false
false
false
false
false
false
false
false
true
false
false
false
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false
272,010
2301.00497
Efficient Online Learning with Memory via Frank-Wolfe Optimization: Algorithms with Bounded Dynamic Regret and Applications to Control
Projection operations are a typical computation bottleneck in online learning. In this paper, we enable projection-free online learning within the framework of Online Convex Optimization with Memory (OCO-M) -- OCO-M captures how the history of decisions affects the current outcome by allowing the online learning loss f...
false
false
false
false
false
false
true
false
false
false
true
false
false
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false
false
338,927
2006.07554
Online Hyper-parameter Tuning in Off-policy Learning via Evolutionary Strategies
Off-policy learning algorithms have been known to be sensitive to the choice of hyper-parameters. However, unlike near on-policy algorithms for which hyper-parameters could be optimized via e.g. meta-gradients, similar techniques could not be straightforwardly applied to off-policy learning. In this work, we propose a ...
false
false
false
false
false
false
true
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false
false
false
true
false
false
181,848
2112.02812
User behavior understanding in real world settings
How to extract meaningful information in user historical behavior plays a crucial role in recommendation. User behavior sequence often contains multiple conceptually distinct items that belong to different item groups and the number of the item groups is changing over time. It is necessary to learn a dynamic group of r...
false
false
false
false
false
true
false
false
false
false
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false
false
false
false
false
false
269,972
2007.11571
Neural Sparse Voxel Fields
Photo-realistic free-viewpoint rendering of real-world scenes using classical computer graphics techniques is challenging, because it requires the difficult step of capturing detailed appearance and geometry models. Recent studies have demonstrated promising results by learning scene representations that implicitly enc...
false
false
false
false
false
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false
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true
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false
false
true
188,579
2310.09338
Uncertainty Quantification using Generative Approach
We present the Incremental Generative Monte Carlo (IGMC) method, designed to measure uncertainty in deep neural networks using deep generative approaches. IGMC iteratively trains generative models, adding their output to the dataset, to compute the posterior distribution of the expectation of a random variable. We prov...
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false
false
false
true
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true
false
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false
false
399,735
2210.04655
A CNN Based Approach for the Point-Light Photometric Stereo Problem
Reconstructing the 3D shape of an object using several images under different light sources is a very challenging task, especially when realistic assumptions such as light propagation and attenuation, perspective viewing geometry and specular light reflection are considered. Many of works tackling Photometric Stereo (P...
false
false
false
false
false
false
false
false
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true
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false
false
322,542
1601.06892
ReconNet: Non-Iterative Reconstruction of Images from Compressively Sensed Random Measurements
The goal of this paper is to present a non-iterative and more importantly an extremely fast algorithm to reconstruct images from compressively sensed (CS) random measurements. To this end, we propose a novel convolutional neural network (CNN) architecture which takes in CS measurements of an image as input and outputs ...
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false
false
false
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false
51,355
1911.09287
Band-limited Training and Inference for Convolutional Neural Networks
The convolutional layers are core building blocks of neural network architectures. In general, a convolutional filter applies to the entire frequency spectrum of the input data. We explore artificially constraining the frequency spectra of these filters and data, called band-limiting, during training. The frequency dom...
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false
154,464
2201.11697
Constrained Structure Learning for Scene Graph Generation
As a structured prediction task, scene graph generation aims to build a visually-grounded scene graph to explicitly model objects and their relationships in an input image. Currently, the mean field variational Bayesian framework is the de facto methodology used by the existing methods, in which the unconstrained infer...
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false
277,376
1704.05016
CNN Feature boosted SeqSLAM for Real-Time Loop Closure Detection
Loop closure detection (LCD) is an indispensable part of simultaneous localization and mapping systems (SLAM); it enables robots to produce a consistent map by recognizing previously visited places. When robots operate over extended periods, robustness to viewpoint and condition changes as well as satisfactory real-tim...
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false
false
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false
71,931
1708.08421
Directional Compactly supported Box Spline Tight Framelets with Simple Structure
To effectively capture singularities in high-dimensional data and functions, multivariate compactly supported tight framelets, having directionality and derived from refinable box splines, are of particular interest in both theory and applications. The $d$-dimensional Haar refinable function $\chi_{[0,1]^d}$ is a simpl...
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false
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false
79,642
1805.07024
Gated Recurrent Unit Based Acoustic Modeling with Future Context
The use of future contextual information is typically shown to be helpful for acoustic modeling. However, for the recurrent neural network (RNN), it's not so easy to model the future temporal context effectively, meanwhile keep lower model latency. In this paper, we attempt to design a RNN acoustic model that being cap...
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97,721