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541k
2007.14118
DeScarGAN: Disease-Specific Anomaly Detection with Weak Supervision
Anomaly detection and localization in medical images is a challenging task, especially when the anomaly exhibits a change of existing structures, e.g., brain atrophy or changes in the pleural space due to pleural effusions. In this work, we present a weakly supervised and detail-preserving method that is able to detect...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
189,310
1906.03994
Smart IoT Cameras for Crowd Analysis based on augmentation for automatic pedestrian detection, simulation and annotation
Smart video sensors for applications related to surveillance and security are IOT-based as they use Internet for various purposes. Such applications include crowd behaviour monitoring and advanced decision support systems operating and transmitting information over internet. The analysis of crowd and pedestrian behavio...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
134,564
1908.03544
Slepian-Bangs formula and Cramer Rao bound for circular and non-circular complex elliptical symmetric distributions
This paper is mainly dedicated to an extension of the Slepian-Bangs formula to non-circular complex elliptical symmetric (NC-CES) distributions, which is derived from a new stochastic representation theorem. This formula includes the non-circular complex Gaussian and the circular CES (CCES) distributions. Some general ...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
141,257
2407.17875
Overcoming Binary Adversarial Optimisation with Competitive Coevolution
Co-evolutionary algorithms (CoEAs), which pair candidate designs with test cases, are frequently used in adversarial optimisation, particularly for binary test-based problems where designs and tests yield binary outcomes. The effectiveness of designs is determined by their performance against tests, and the value of te...
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
true
false
false
476,157
2403.14679
Continual Learning by Three-Phase Consolidation
TPC (Three-Phase Consolidation) is here introduced as a simple but effective approach to continually learn new classes (and/or instances of known classes) while controlling forgetting of previous knowledge. Each experience (a.k.a. task) is learned in three phases characterized by different rules and learning dynamics, ...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
440,194
2309.13078
LPML: LLM-Prompting Markup Language for Mathematical Reasoning
In utilizing large language models (LLMs) for mathematical reasoning, addressing the errors in the reasoning and calculation present in the generated text by LLMs is a crucial challenge. In this paper, we propose a novel framework that integrates the Chain-of-Thought (CoT) method with an external tool (Python REPL). We...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
true
394,048
2501.14607
ReferDINO: Referring Video Object Segmentation with Visual Grounding Foundations
Referring video object segmentation (RVOS) aims to segment target objects throughout a video based on a text description. Despite notable progress in recent years, current RVOS models remain struggle to handle complicated object descriptions due to their limited video-language understanding. To address this limitation,...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
527,184
2412.17098
DreamOmni: Unified Image Generation and Editing
Currently, the success of large language models (LLMs) illustrates that a unified multitasking approach can significantly enhance model usability, streamline deployment, and foster synergistic benefits across different tasks. However, in computer vision, while text-to-image (T2I) models have significantly improved gene...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
519,828
2404.08371
Code Generation and Performance Engineering for Matrix-Free Finite Element Methods on Hybrid Tetrahedral Grids
This paper introduces a code generator designed for node-level optimized, extreme-scalable, matrix-free finite element operators on hybrid tetrahedral grids. It optimizes the local evaluation of bilinear forms through various techniques including tabulation, relocation of loop invariants, and inter-element vectorizatio...
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
446,216
2110.09147
BEAMetrics: A Benchmark for Language Generation Evaluation Evaluation
Natural language processing (NLP) systems are increasingly trained to generate open-ended text rather than classifying between responses. This makes research on evaluation metrics for generated language -- functions that score system output given the context and/or human reference responses -- of critical importance. H...
false
false
false
false
true
false
true
false
true
false
false
false
false
false
false
false
false
false
261,697
2312.06592
Flexible visual prompts for in-context learning in computer vision
In this work, we address in-context learning (ICL) for the task of image segmentation, introducing a novel approach that adapts a modern Video Object Segmentation (VOS) technique for visual in-context learning. This adaptation is inspired by the VOS method's ability to efficiently and flexibly learn objects from a few ...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
414,586
1909.03792
Tehran Stock Exchange Prediction Using Sentiment Analysis of Online Textual Opinions
In this paper, we investigate the impact of the social media data in predicting the Tehran Stock Exchange (TSE) variables for the first time. We consider the closing price and daily return of three different stocks for this investigation. We collected our social media data from Sahamyab.com/stocktwits for about three m...
false
false
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
144,603
2302.13848
ELITE: Encoding Visual Concepts into Textual Embeddings for Customized Text-to-Image Generation
In addition to the unprecedented ability in imaginary creation, large text-to-image models are expected to take customized concepts in image generation. Existing works generally learn such concepts in an optimization-based manner, yet bringing excessive computation or memory burden. In this paper, we instead propose a ...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
348,074
2012.10191
Reconstructing a single-head formula to facilitate logical forgetting
Logical forgetting may take exponential time in general, but it does not when its input is a single-head propositional definite Horn formula. Single-head means that no variable is the head of multiple clauses. An algorithm to make a formula single-head if possible is shown. It improves over a previous one by being comp...
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
true
212,282
2106.09207
On the Power of Preconditioning in Sparse Linear Regression
Sparse linear regression is a fundamental problem in high-dimensional statistics, but strikingly little is known about how to efficiently solve it without restrictive conditions on the design matrix. We consider the (correlated) random design setting, where the covariates are independently drawn from a multivariate Gau...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
true
241,575
2109.00202
Federated Learning: Issues in Medical Application
Since the federated learning, which makes AI learning possible without moving local data around, was introduced by google in 2017 it has been actively studied particularly in the field of medicine. In fact, the idea of machine learning in AI without collecting data from local clients is very attractive because data rem...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
253,043
2008.06063
Full-Duplex Amplify-and-Forward MIMO Relaying: Impairments Aware Design and Performance Analysis
Full-Duplex (FD) Amplify-and-Forward (AF) Multiple-Input Multiple-Output (MIMO) relaying has been the focus of several recent studies, due to the potential for achieving a higher spectral efficiency and lower latency, together with inherent processing simplicity. However, when the impact of hardware distortions are con...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
191,686
1804.06896
A Multi-task Selected Learning Approach for Solving 3D Flexible Bin Packing Problem
A 3D flexible bin packing problem (3D-FBPP) arises from the process of warehouse packing in e-commerce. An online customer's order usually contains several items and needs to be packed as a whole before shipping. In particular, 5% of tens of millions of packages are using plastic wrapping as outer packaging every day, ...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
95,406
2212.02011
PointCaM: Cut-and-Mix for Open-Set Point Cloud Learning
Point cloud learning is receiving increasing attention, however, most existing point cloud models lack the practical ability to deal with the unavoidable presence of unknown objects. This paper mainly discusses point cloud learning under open-set settings, where we train the model without data from unknown classes and ...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
334,647
2009.06375
EdinburghNLP at WNUT-2020 Task 2: Leveraging Transformers with Generalized Augmentation for Identifying Informativeness in COVID-19 Tweets
Twitter and, in general, social media has become an indispensable communication channel in times of emergency. The ubiquitousness of smartphone gadgets enables people to declare an emergency observed in real-time. As a result, more agencies are interested in programmatically monitoring Twitter (disaster relief organiza...
false
false
false
true
false
true
true
false
true
false
false
false
false
false
false
false
false
false
195,619
2112.02303
An Annotated Video Dataset for Computing Video Memorability
Using a collection of publicly available links to short form video clips of an average of 6 seconds duration each, 1,275 users manually annotated each video multiple times to indicate both long-term and short-term memorability of the videos. The annotations were gathered as part of an online memory game and measured a ...
false
false
false
false
true
false
false
false
false
false
false
true
false
false
false
false
false
false
269,805
1703.04529
Task-based End-to-end Model Learning in Stochastic Optimization
With the increasing popularity of machine learning techniques, it has become common to see prediction algorithms operating within some larger process. However, the criteria by which we train these algorithms often differ from the ultimate criteria on which we evaluate them. This paper proposes an end-to-end approach fo...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
69,915
2202.02095
Fixed-Point Code Synthesis For Neural Networks
Over the last few years, neural networks have started penetrating safety critical systems to take decisions in robots, rockets, autonomous driving car, etc. A problem is that these critical systems often have limited computing resources. Often, they use the fixed-point arithmetic for its many advantages (rapidity, comp...
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
true
278,695
2406.04680
MTS-Net: Dual-Enhanced Positional Multi-Head Self-Attention for 3D CT Diagnosis of May-Thurner Syndrome
May-Thurner Syndrome (MTS), also known as iliac vein compression syndrome or Cockett's syndrome, is a condition potentially impacting over 20 percent of the population, leading to an increased risk of iliofemoral deep venous thrombosis. In this paper, we present a 3D-based deep learning approach called MTS-Net for diag...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
461,793
2311.05137
Differentiable Fluid Physics Parameter Identification Via Stirring
Fluid interactions permeate daily human activities, with properties like density and viscosity playing pivotal roles in household tasks. While density estimation is straightforward through Archimedes' principle, viscosity poses a more intricate challenge, especially given the varied behaviors of Newtonian and non-Newto...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
406,485
1901.09916
Clustered Millimeter Wave Networks with Non-Orthogonal Multiple Access
We introduce clustered millimeter wave networks with invoking non-orthogonal multiple access~(NOMA) techniques, where the NOMA users are modeled as Poisson cluster processes and each cluster contains a base station (BS) located at the center. To provide realistic directional beamforming, an actual antenna array pattern...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
119,879
2104.09396
Continual Learning in Sensor-based Human Activity Recognition: an Empirical Benchmark Analysis
Sensor-based human activity recognition (HAR), i.e., the ability to discover human daily activity patterns from wearable or embedded sensors, is a key enabler for many real-world applications in smart homes, personal healthcare, and urban planning. However, with an increasing number of applications being deployed, an i...
true
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
231,224
1905.03304
Deep Closest Point: Learning Representations for Point Cloud Registration
Point cloud registration is a key problem for computer vision applied to robotics, medical imaging, and other applications. This problem involves finding a rigid transformation from one point cloud into another so that they align. Iterative Closest Point (ICP) and its variants provide simple and easily-implemented iter...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
130,171
2407.16803
C3T: Cross-modal Transfer Through Time for Human Action Recognition
In order to unlock the potential of diverse sensors, we investigate a method to transfer knowledge between modalities using the structure of a unified multimodal representation space for Human Action Recognition (HAR). We formalize and explore an understudied cross-modal transfer setting we term Unsupervised Modality A...
true
false
false
false
true
false
true
false
false
false
false
true
false
false
false
false
false
false
475,727
1710.11341
Global Rank Estimation
In real world complex networks, the importance of a node depends on two important parameters: 1. characteristics of the node, and 2. the context of the given application. The current literature contains several centrality measures that have been defined to measure the importance of a node based on the given application...
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
false
83,574
2201.04796
CFNet: Learning Correlation Functions for One-Stage Panoptic Segmentation
Recently, there is growing attention on one-stage panoptic segmentation methods which aim to segment instances and stuff jointly within a fully convolutional pipeline efficiently. However, most of the existing works directly feed the backbone features to various segmentation heads ignoring the demands for semantic and ...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
275,196
1712.09867
Future Frame Prediction for Anomaly Detection -- A New Baseline
Anomaly detection in videos refers to the identification of events that do not conform to expected behavior. However, almost all existing methods tackle the problem by minimizing the reconstruction errors of training data, which cannot guarantee a larger reconstruction error for an abnormal event. In this paper, we pro...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
87,420
1802.06079
Global-scale phylogenetic linguistic inference from lexical resources
Automatic phylogenetic inference plays an increasingly important role in computational historical linguistics. Most pertinent work is currently based on expert cognate judgments. This limits the scope of this approach to a small number of well-studied language families. We used machine learning techniques to compile da...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
90,585
2402.11573
BGE Landmark Embedding: A Chunking-Free Embedding Method For Retrieval Augmented Long-Context Large Language Models
Large language models (LLMs) call for extension of context to handle many critical applications. However, the existing approaches are prone to expensive costs and inferior quality of context extension. In this work, we proposeExtensible Embedding, which realizes high-quality extension of LLM's context with strong flexi...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
430,468
2111.02767
RLDS: an Ecosystem to Generate, Share and Use Datasets in Reinforcement Learning
We introduce RLDS (Reinforcement Learning Datasets), an ecosystem for recording, replaying, manipulating, annotating and sharing data in the context of Sequential Decision Making (SDM) including Reinforcement Learning (RL), Learning from Demonstrations, Offline RL or Imitation Learning. RLDS enables not only reproducib...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
264,966
2006.12040
Clinical Predictive Keyboard using Statistical and Neural Language Modeling
A language model can be used to predict the next word during authoring, to correct spelling or to accelerate writing (e.g., in sms or emails). Language models, however, have only been applied in a very small scale to assist physicians during authoring (e.g., discharge summaries or radiology reports). But along with the...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
183,456
1912.00651
An Investigation of Biases in Web Search Engine Query Suggestions
Survey-based studies suggest that search engines are trusted more than social media or even traditional news, although cases of false information or defamation are known. In this study, we analyze query suggestion features of three search engines to see if these features introduce some bias into the query and search pr...
false
false
false
false
false
true
false
false
false
false
false
false
false
true
false
false
false
false
155,846
2409.13544
Graph Similarity Regularized Softmax for Semi-Supervised Node Classification
Graph Neural Networks (GNNs) are powerful deep learning models designed for graph-structured data, demonstrating effectiveness across a wide range of applications.The softmax function is the most commonly used classifier for semi-supervised node classification. However, the softmax function lacks spatial information of...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
490,040
1904.02614
Sampling Limits for Electron Tomography with Sparsity-exploiting Reconstructions
Electron tomography (ET) has become a standard technique for 3D characterization of materials at the nano-scale. Traditional reconstruction algorithms such as weighted back projection suffer from disruptive artifacts with insufficient projections. Popularized by compressed sensing, sparsity-exploiting algorithms have b...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
126,473
2102.05793
Lenient Regret and Good-Action Identification in Gaussian Process Bandits
In this paper, we study the problem of Gaussian process (GP) bandits under relaxed optimization criteria stating that any function value above a certain threshold is "good enough". On the theoretical side, we study various {\em lenient regret} notions in which all near-optimal actions incur zero penalty, and provide up...
false
false
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
false
219,547
2406.02171
A Multipurpose Interface for Close- and Far-Proximity Control of Mobile Collaborative Robots
This letter introduces an innovative visuo-haptic interface to control Mobile Collaborative Robots (MCR). Thanks to a passive detachable mechanism, the interface can be attached/detached from a robot, offering two control modes: local control (attached) and teleoperation (detached). These modes are integrated with a ro...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
460,650
1909.04002
The Trumpiest Trump? Identifying a Subject's Most Characteristic Tweets
The sequence of documents produced by any given author varies in style and content, but some documents are more typical or representative of the source than others. We quantify the extent to which a given short text is characteristic of a specific person, using a dataset of tweets from fifteen celebrities. Such analysi...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
144,670
2311.09269
NormNet: Scale Normalization for 6D Pose Estimation in Stacked Scenarios
Existing Object Pose Estimation (OPE) methods for stacked scenarios are not robust to changes in object scale. This paper proposes a new 6DoF OPE network (NormNet) for different scale objects in stacked scenarios. Specifically, each object's scale is first learned with point-wise regression. Then, all objects in the st...
false
false
false
false
true
false
false
false
false
false
false
true
false
false
false
false
false
false
408,078
2312.16752
Relationships Between Necessary Conditions for Feedback Stabilizability
The author's extensions of Brockett's and Coron's necessary conditions for stabilizability are shown to be independent in the fiber bundle picture of control, but the latter is shown to be stronger in the vector bundle picture if the state space is orientable and the Cech-Euler characteristic of the set to be stabilize...
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
418,494
2304.11744
SketchXAI: A First Look at Explainability for Human Sketches
This paper, for the very first time, introduces human sketches to the landscape of XAI (Explainable Artificial Intelligence). We argue that sketch as a ``human-centred'' data form, represents a natural interface to study explainability. We focus on cultivating sketch-specific explainability designs. This starts by iden...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
359,950
2303.02407
Local Path Planning among Pushable Objects based on Reinforcement Learning
In this paper, we introduce a method to deal with the problem of robot local path planning among pushable objects -- an open problem in robotics. In particular, we achieve that by training multiple agents simultaneously in a physics-based simulation environment, utilizing an Advantage Actor-Critic algorithm coupled wit...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
349,344
2401.02445
Social and Economic Impact Analysis of Solar Mini-Grids in Rural Africa: A Cohort Study from Kenya and Nigeria
This study presents the first comprehensive analysis of the social and economic effects of solar mini-grids in rural African settings, specifically in Kenya and Nigeria. A group of 2,658 household heads and business owners connected to mini-grids over the last five years were interviewed both before and one year after ...
false
false
false
false
false
false
false
false
false
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true
false
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false
false
419,724
2007.15217
Key Frame Proposal Network for Efficient Pose Estimation in Videos
Human pose estimation in video relies on local information by either estimating each frame independently or tracking poses across frames. In this paper, we propose a novel method combining local approaches with global context. We introduce a light weighted, unsupervised, key frame proposal network (K-FPN) to select inf...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
189,608
2312.15809
A Closed-Loop Multi-perspective Visual Servoing Approach with Reinforcement Learning
Traditional visual servoing methods suffer from serving between scenes from multiple perspectives, which humans can complete with visual signals alone. In this paper, we investigated how multi-perspective visual servoing could be solved under robot-specific constraints, including self-collision, singularity problems. W...
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
false
false
false
418,135
2310.07821
Non-autoregressive Text Editing with Copy-aware Latent Alignments
Recent work has witnessed a paradigm shift from Seq2Seq to Seq2Edit in the field of text editing, with the aim of addressing the slow autoregressive inference problem posed by the former. Despite promising results, Seq2Edit approaches still face several challenges such as inflexibility in generation and difficulty in g...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
399,138
1002.2755
Multibiometrics Belief Fusion
This paper proposes a multimodal biometric system through Gaussian Mixture Model (GMM) for face and ear biometrics with belief fusion of the estimated scores characterized by Gabor responses and the proposed fusion is accomplished by Dempster-Shafer (DS) decision theory. Face and ear images are convolved with Gabor wav...
false
false
false
false
true
false
false
false
false
false
false
true
false
false
false
false
false
false
5,699
1510.06375
Towards Direct Medical Image Analysis without Segmentation
Direct methods have recently emerged as an effective and efficient tool in automated medical image analysis and become a trend to solve diverse challenging tasks in clinical practise. Compared to traditional methods, direct methods are of much more clinical significance by straightly targeting to the final clinical goa...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
48,105
2302.14035
The ROOTS Search Tool: Data Transparency for LLMs
ROOTS is a 1.6TB multilingual text corpus developed for the training of BLOOM, currently the largest language model explicitly accompanied by commensurate data governance efforts. In continuation of these efforts, we present the ROOTS Search Tool: a search engine over the entire ROOTS corpus offering both fuzzy and exa...
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
false
false
false
348,134
1712.01235
On the Real-time Vehicle Placement Problem
Motivated by ride-sharing platforms' efforts to reduce their riders' wait times for a vehicle, this paper introduces a novel problem of placing vehicles to fulfill real-time pickup requests in a spatially and temporally changing environment. The real-time nature of this problem makes it fundamentally different from oth...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
86,069
2404.01154
Uncovering the Text Embedding in Text-to-Image Diffusion Models
The correspondence between input text and the generated image exhibits opacity, wherein minor textual modifications can induce substantial deviations in the generated image. While, text embedding, as the pivotal intermediary between text and images, remains relatively underexplored. In this paper, we address this resea...
false
false
false
false
true
false
false
false
false
false
false
true
false
false
false
false
false
false
443,280
2111.09353
Case study of SARS-CoV-2 transmission risk assessment in indoor environments using cloud computing resources
Complex flow simulations are conventionally performed on HPC clusters. However, the limited availability of HPC resources and steep learning curve of executing on traditional supercomputer infrastructure has drawn attention towards deploying flow simulation software on the cloud. We showcase how a complex computational...
false
true
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
true
266,984
2010.03957
Transformers for Modeling Physical Systems
Transformers are widely used in natural language processing due to their ability to model longer-term dependencies in text. Although these models achieve state-of-the-art performance for many language related tasks, their applicability outside of the natural language processing field has been minimal. In this work, we ...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
199,570
2410.11627
Tokenization and Morphology in Multilingual Language Models: A Comparative Analysis of mT5 and ByT5
Morphology is a crucial factor for multilingual language modeling as it poses direct challenges for tokenization. Here, we seek to understand how tokenization influences the morphological knowledge encoded in multilingual language models. Specifically, we capture the impact of tokenization by contrasting two multilingu...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
498,649
1703.02419
Probabilistic learning of nonlinear dynamical systems using sequential Monte Carlo
Probabilistic modeling provides the capability to represent and manipulate uncertainty in data, models, predictions and decisions. We are concerned with the problem of learning probabilistic models of dynamical systems from measured data. Specifically, we consider learning of probabilistic nonlinear state-space models....
false
false
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
false
69,551
1609.08868
Reliability of universal decoding based on vector-quantized codewords
Motivated by applications of biometric identification and content identification systems, we consider the problem of random coding for channels, where each codeword undergoes lossy compression (vector quantization), and where the decoder bases its decision only on the compressed codewords and the channel output, which ...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
61,645
2102.08867
Hypergraph Laplacians in Diffusion Framework
Networks are important structures used to model complex systems where interactions take place. In a basic network model, entities are represented as nodes, and interaction and relations among them are represented as edges. However, in a complex system, we cannot describe all relations as pairwise interactions, rather s...
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
false
220,595
2311.15896
Data Generation for Post-OCR correction of Cyrillic handwriting
This paper introduces a novel approach to post-Optical Character Recognition Correction (POC) for handwritten Cyrillic text, addressing a significant gap in current research methodologies. This gap is due to the lack of large text corporas that provide OCR errors for further training of language-based POC models, which...
false
false
false
false
false
false
false
false
true
false
false
true
false
false
false
false
false
false
410,676
2308.00331
Target Search and Navigation in Heterogeneous Robot Systems with Deep Reinforcement Learning
Collaborative heterogeneous robot systems can greatly improve the efficiency of target search and navigation tasks. In this paper, we design a heterogeneous robot system consisting of a UAV and a UGV for search and rescue missions in unknown environments. The system is able to search for targets and navigate to them in...
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
false
false
false
382,907
2202.12448
Deep neural networks for fine-grained surveillance of overdose mortality
Surveillance of drug overdose deaths relies on death certificates for identification of the substances that caused death. Drugs and drug classes can be identified through the International Classification of Diseases, 10th Revision (ICD-10) codes present on death certificates. However, ICD-10 codes do not always provide...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
282,244
2310.09766
Pseudo-Bayesian Optimization
Bayesian Optimization is a popular approach for optimizing expensive black-box functions. Its key idea is to use a surrogate model to approximate the objective and, importantly, quantify the associated uncertainty that allows a sequential search of query points that balance exploitation-exploration. Gaussian process (G...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
399,938
2311.17243
PHG-Net: Persistent Homology Guided Medical Image Classification
Modern deep neural networks have achieved great successes in medical image analysis. However, the features captured by convolutional neural networks (CNNs) or Transformers tend to be optimized for pixel intensities and neglect key anatomical structures such as connected components and loops. In this paper, we propose a...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
411,217
2502.01654
Predicting concentration levels of air pollutants by transfer learning and recurrent neural network
Air pollution (AP) poses a great threat to human health, and people are paying more attention than ever to its prediction. Accurate prediction of AP helps people to plan for their outdoor activities and aids protecting human health. In this paper, long-short term memory (LSTM) recurrent neural networks (RNNs) have been...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
true
false
false
529,960
2305.00911
SRPT vs Smith Predictor for Vehicle Teleoperation
Vehicle teleoperation has potential applications in fallback solutions for autonomous vehicles, remote delivery services, and hazardous operations. However, network delays and limited situational awareness can compromise teleoperation performance and increase the cognitive workload of human operators. To address these ...
false
false
false
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
361,483
1607.06439
Mobility-Aware Modeling and Analysis of Dense Cellular Networks with C-plane/U-plane Split Architecture
The unrelenting increase in the population of mobile users and their traffic demands drive cellular network operators to densify their network infrastructure. Network densification shrinks the footprint of base stations (BSs) and reduces the number of users associated with each BS, leading to an improved spatial freque...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
58,896
2309.06801
Defensive Alliances in Signed Networks
The analysis of (social) networks and multi-agent systems is a central theme in Artificial Intelligence. Some line of research deals with finding groups of agents that could work together to achieve a certain goal. To this end, different notions of so-called clusters or communities have been introduced in the literatur...
false
false
false
true
true
false
false
false
false
false
false
false
false
false
false
false
false
true
391,550
1804.02176
Monocular Semantic Occupancy Grid Mapping with Convolutional Variational Encoder-Decoder Networks
In this work, we research and evaluate end-to-end learning of monocular semantic-metric occupancy grid mapping from weak binocular ground truth. The network learns to predict four classes, as well as a camera to bird's eye view mapping. At the core, it utilizes a variational encoder-decoder network that encodes the fro...
false
false
false
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
94,356
2208.03569
Constrained self-supervised method with temporal ensembling for fiber bundle detection on anatomic tracing data
Anatomic tracing data provides detailed information on brain circuitry essential for addressing some of the common errors in diffusion MRI tractography. However, automated detection of fiber bundles on tracing data is challenging due to sectioning distortions, presence of noise and artifacts and intensity/contrast vari...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
311,827
2405.19121
Spatio-Spectral Graph Neural Networks
Spatial Message Passing Graph Neural Networks (MPGNNs) are widely used for learning on graph-structured data. However, key limitations of l-step MPGNNs are that their "receptive field" is typically limited to the l-hop neighborhood of a node and that information exchange between distant nodes is limited by over-squashi...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
458,760
2105.12202
Context-Sensitive Visualization of Deep Learning Natural Language Processing Models
The introduction of Transformer neural networks has changed the landscape of Natural Language Processing (NLP) during the last years. So far, none of the visualization systems has yet managed to examine all the facets of the Transformers. This gave us the motivation of the current work. We propose a new NLP Transformer...
false
false
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
236,932
2110.14355
Transfer learning with causal counterfactual reasoning in Decision Transformers
The ability to adapt to changes in environmental contingencies is an important challenge in reinforcement learning. Indeed, transferring previously acquired knowledge to environments with unseen structural properties can greatly enhance the flexibility and efficiency by which novel optimal policies may be constructed. ...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
263,509
2010.00312
On two conjectures about the intersection distribution
Recently, S. Li and A. Pott\cite{LP} proposed a new concept of intersection distribution concerning the interaction between the graph $\{(x,f(x))~|~x\in\F_{q}\}$ of $f$ and the lines in the classical affine plane $AG(2,q)$. Later, G. Kyureghyan, et al.\cite{KLP} proceeded to consider the next simplest case and derive t...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
198,250
1903.01612
Defense Against Adversarial Images using Web-Scale Nearest-Neighbor Search
A plethora of recent work has shown that convolutional networks are not robust to adversarial images: images that are created by perturbing a sample from the data distribution as to maximize the loss on the perturbed example. In this work, we hypothesize that adversarial perturbations move the image away from the image...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
123,297
2011.06146
Learning Models for Actionable Recourse
As machine learning models are increasingly deployed in high-stakes domains such as legal and financial decision-making, there has been growing interest in post-hoc methods for generating counterfactual explanations. Such explanations provide individuals adversely impacted by predicted outcomes (e.g., an applicant deni...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
206,145
2412.08947
Selective Visual Prompting in Vision Mamba
Pre-trained Vision Mamba (Vim) models have demonstrated exceptional performance across various computer vision tasks in a computationally efficient manner, attributed to their unique design of selective state space models. To further extend their applicability to diverse downstream vision tasks, Vim models can be adapt...
false
false
false
false
true
false
false
false
false
false
false
true
false
false
false
false
false
false
516,291
1503.07940
Competitive Distribution Estimation
Estimating an unknown distribution from its samples is a fundamental problem in statistics. The common, min-max, formulation of this goal considers the performance of the best estimator over all distributions in a class. It shows that with $n$ samples, distributions over $k$ symbols can be learned to a KL divergence th...
false
false
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
true
41,530
2202.03202
One-Year In: COVID-19 Research at the International Level in CORD-19 Data
The appearance of a novel coronavirus in late 2019 radically changed the community of researchers working on coronaviruses since the 2002 SARS epidemic. In 2020, coronavirus-related publications grew by 20 times over the previous two years, with 130,000 more researchers publishing on related topics. The United States, ...
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
true
279,116
cmp-lg/9607009
Semantic-based Transfer
This article presents a new semantic-based transfer approach developed and applied within the Verbmobil Machine Translation project. We give an overview of the declarative transfer formalism together with its procedural realization. Our approach is discussed and compared with several other approaches from the MT litera...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
536,607
2405.19570
Distributed Online Planning for Min-Max Problems in Networked Markov Games
Min-max problems are important in multi-agent sequential decision-making because they improve the performance of the worst-performing agent in the network. However, solving the multi-agent min-max problem is challenging. We propose a modular, distributed, online planning-based algorithm that is able to approximate the ...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
true
false
false
false
458,954
2207.14408
Deep learning for understanding multilabel imbalanced Chest X-ray datasets
Over the last few years, convolutional neural networks (CNNs) have dominated the field of computer vision thanks to their ability to extract features and their outstanding performance in classification problems, for example in the automatic analysis of X-rays. Unfortunately, these neural networks are considered black-b...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
310,573
2311.06368
The AeroSonicDB (YPAD-0523) Dataset for Acoustic Detection and Classification of Aircraft
The time and expense required to collect and label audio data has been a prohibitive factor in the availability of domain specific audio datasets. As the predictive specificity of a classifier depends on the specificity of the labels it is trained on, it follows that finely-labelled datasets are crucial for advances in...
false
false
true
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
406,908
1202.5477
Analyzing Tag Distributions in Folksonomies for Resource Classification
Recent research has shown the usefulness of social tags as a data source to feed resource classification. Little is known about the effect of settings on folksonomies created on social tagging systems. In this work, we consider the settings of social tagging systems to further understand tag distributions in folksonomi...
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
true
14,559
2305.05113
Object-Centric Alignments
Processes tend to interact with other processes and operate on various objects of different types. These objects can influence each other creating dependencies between sub-processes. Analyzing the conformance of such complex processes challenges traditional conformance-checking approaches because they assume a single-c...
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
true
false
363,011
2402.12331
Generating Survival Interpretable Trajectories and Data
A new model for generating survival trajectories and data based on applying an autoencoder of a specific structure is proposed. It solves three tasks. First, it provides predictions in the form of the expected event time and the survival function for a new generated feature vector on the basis of the Beran estimator. S...
false
false
false
false
true
false
true
false
false
false
false
false
false
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false
false
false
false
430,805
2305.05485
Resilient Temporal Logic Planning in the Presence of Robot Failures
Several task and motion planning algorithms have been proposed recently to design paths for mobile robot teams with collaborative high-level missions specified using formal languages, such as Linear Temporal Logic (LTL). However, the designed paths often lack reactivity to failures of robot capabilities (e.g., sensing,...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
363,169
2309.16228
Brand Network Booster: A new system for improving brand connectivity
This paper presents a new decision support system offered for an in-depth analysis of semantic networks, which can provide insights for a better exploration of a brand's image and the improvement of its connectivity. In terms of network analysis, we show that this goal is achieved by solving an extended version of the ...
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
false
false
true
395,273
2201.06783
Label-dependent and event-guided interpretable disease risk prediction using EHRs
Electronic health records (EHRs) contain patients' heterogeneous data that are collected from medical providers involved in the patient's care, including medical notes, clinical events, laboratory test results, symptoms, and diagnoses. In the field of modern healthcare, predicting whether patients would experience any ...
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
275,834
2010.05436
Leveraging the Capabilities of Connected and Autonomous Vehicles and Multi-Agent Reinforcement Learning to Mitigate Highway Bottleneck Congestion
Active Traffic Management strategies are often adopted in real-time to address such sudden flow breakdowns. When queuing is imminent, Speed Harmonization (SH), which adjusts speeds in upstream traffic to mitigate traffic showckwaves downstream, can be applied. However, because SH depends on driver awareness and complia...
false
false
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
false
200,130
2406.19756
Structure-aware World Model for Probe Guidance via Large-scale Self-supervised Pre-train
The complex structure of the heart leads to significant challenges in echocardiography, especially in acquisition cardiac ultrasound images. Successful echocardiography requires a thorough understanding of the structures on the two-dimensional plane and the spatial relationships between planes in three-dimensional spac...
false
false
false
false
true
false
false
false
false
false
false
true
false
false
false
false
false
false
468,551
2202.06406
Visual Sound Localization in the Wild by Cross-Modal Interference Erasing
The task of audio-visual sound source localization has been well studied under constrained scenes, where the audio recordings are clean. However, in real-world scenarios, audios are usually contaminated by off-screen sound and background noise. They will interfere with the procedure of identifying desired sources and b...
false
false
true
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
280,208
2106.05769
End-to-End Transmission Analysis of Simultaneous Wireless Information and Power Transfer using Resonant Beam
Integrating the wireless power transfer (WPT) technology into the wireless communication system has been important for operational cost saving and power-hungry problem solving of electronic devices. In this paper, we propose a resonant beam simultaneous wireless information and power transfer (RB-SWIPT) system, which u...
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
240,222
1907.05316
Computing sharp recovery structures for Locally Recoverable codes
A locally recoverable code is an error-correcting code such that any erasure in a single coordinate of a codeword can be recovered from a small subset of other coordinates. In this article we develop an algorithm that computes a recovery structure as concise posible for an arbitrary linear code $\mathcal{C}$ and a reco...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
138,333
2303.11909
The Multiscale Surface Vision Transformer
Surface meshes are a favoured domain for representing structural and functional information on the human cortex, but their complex topology and geometry pose significant challenges for deep learning analysis. While Transformers have excelled as domain-agnostic architectures for sequence-to-sequence learning, the quadra...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
353,058
2407.00888
Papez: Resource-Efficient Speech Separation with Auditory Working Memory
Transformer-based models recently reached state-of-the-art single-channel speech separation accuracy; However, their extreme computational load makes it difficult to deploy them in resource-constrained mobile or IoT devices. We thus present Papez, a lightweight and computation-efficient single-channel speech separation...
false
false
true
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
469,040
2412.01113
Think-to-Talk or Talk-to-Think? When LLMs Come Up with an Answer in Multi-Step Reasoning
This study investigates the internal reasoning mechanism of language models during symbolic multi-step reasoning, motivated by the question of whether chain-of-thought (CoT) outputs are faithful to the model's internals. Specifically, we inspect when they internally determine their answers, particularly before or after...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
512,960
1612.01650
Closed-Chain Manipulation of Large Objects by Multi-Arm Robotic Systems
Closed kinematic chains are created whenever multiple robot arms concurrently manipulate a single object. The closed-chain constraint, when coupled with robot joint limits, dramatically changes the connectivity of the configuration space. We propose a regrasping move, termed "IK-switch", which allows efficiently bridgi...
false
false
false
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true
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false
false
65,123