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541k
2412.09082
Towards Long-Horizon Vision-Language Navigation: Platform, Benchmark and Method
Existing Vision-Language Navigation (VLN) methods primarily focus on single-stage navigation, limiting their effectiveness in multi-stage and long-horizon tasks within complex and dynamic environments. To address these limitations, we propose a novel VLN task, named Long-Horizon Vision-Language Navigation (LH-VLN), whi...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
516,356
1910.11121
Face Detection on Surveillance Images
In last few decades, a lot of progress has been made in the field of face detection. Various face detection methods have been proposed by numerous researchers working in this area. The two well-known benchmarking platform: the FDDB and WIDER face detection provide quite challenging scenarios to assess the efficacy of t...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
150,694
2108.01193
Wide-Area Damping Control for Interarea Oscillations in Power Grids Based on PMU Measurements
In this paper, a phasor measurement unit (PMU)-based wide-area damping control method is proposed to damp the interarea oscillations that threaten the modern power system stability and security. Utilizing the synchronized PMU data, the proposed almost model-free approach can achieve an effective damping for the selecte...
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
248,945
2306.05045
Spain on Fire: A novel wildfire risk assessment model based on image satellite processing and atmospheric information
Each year, wildfires destroy larger areas of Spain, threatening numerous ecosystems. Humans cause 90% of them (negligence or provoked) and the behaviour of individuals is unpredictable. However, atmospheric and environmental variables affect the spread of wildfires, and they can be analysed by using deep learning. In o...
false
false
false
false
true
false
false
false
false
false
false
true
false
false
false
false
false
false
372,027
2008.13625
Transfer entropy applied on EEG in depression reveals aberrated dynamics
We applied transfer entropy analysis on samples of electroencephalogram recorded from patients diagnosed with major depressive disorder and matched healthy controls. This is the first graphical representation of aberrated dynamics in terms of connectivity and the direction of information between standard centers in MDD...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
193,899
2206.09410
Low-Mid Adversarial Perturbation against Unauthorized Face Recognition System
In light of the growing concerns regarding the unauthorized use of facial recognition systems and its implications on individual privacy, the exploration of adversarial perturbations as a potential countermeasure has gained traction. However, challenges arise in effectively deploying this approach against unauthorized ...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
303,561
2302.12562
A Knowledge Distillation framework for Multi-Organ Segmentation of Medaka Fish in Tomographic Image
Morphological atlases are an important tool in organismal studies, and modern high-throughput Computed Tomography (CT) facilities can produce hundreds of full-body high-resolution volumetric images of organisms. However, creating an atlas from these volumes requires accurate organ segmentation. In the last decade, mach...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
347,613
2206.03654
Solving the Spike Feature Information Vanishing Problem in Spiking Deep Q Network with Potential Based Normalization
Brain inspired spiking neural networks (SNNs) have been successfully applied to many pattern recognition domains. The SNNs based deep structure have achieved considerable results in perceptual tasks, such as image classification, target detection. However, the application of deep SNNs in reinforcement learning (RL) tas...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
true
false
false
301,355
2210.16795
Two-Level Temporal Relation Model for Online Video Instance Segmentation
In Video Instance Segmentation (VIS), current approaches either focus on the quality of the results, by taking the whole video as input and processing it offline; or on speed, by handling it frame by frame at the cost of competitive performance. In this work, we propose an online method that is on par with the performa...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
327,460
1809.01194
Challenges of capturing engagement on Facebook for Altmetrics
Previous research shows that, despite its popularity, Facebook is less frequently used to share academic content. In order to investigate this discrepancy we set out to explore engagement numbers through their Graph API by querying the Facebook API with multiple URLs for a random set of 103,539 articles from the Web of...
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
true
106,745
2307.04245
A Novel Pipeline for Improving Optical Character Recognition through Post-processing Using Natural Language Processing
Optical Character Recognition (OCR) technology finds applications in digitizing books and unstructured documents, along with applications in other domains such as mobility statistics, law enforcement, traffic, security systems, etc. The state-of-the-art methods work well with the OCR with printed text on license plates...
false
false
false
false
true
false
false
false
false
false
false
true
false
false
false
false
false
false
378,337
2109.09468
Completeness of Unbounded Best-First Game Algorithms
In this article, we prove the completeness of the following game search algorithms: unbounded best-first minimax with completion and descent with completion, i.e. we show that, with enough time, they find the best game strategy. We then generalize these two algorithms in the context of perfect information multiplayer g...
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
true
256,286
2407.18841
QT-TDM: Planning With Transformer Dynamics Model and Autoregressive Q-Learning
Inspired by the success of the Transformer architecture in natural language processing and computer vision, we investigate the use of Transformers in Reinforcement Learning (RL), specifically in modeling the environment's dynamics using Transformer Dynamics Models (TDMs). We evaluate the capabilities of TDMs for contin...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
476,535
2311.01584
Secured Fiscal Credit Model: Multi-Agent Systems And Decentralized Autonomous Organisations For Tax Credit's Tracking
Tax incentives and fiscal bonuses have had a significant impact on the Italian economy over the past decade. In particular, the "Superbonus 110" tax relief in 2020, offering a generous 110% deduction for expenses related to energy efficiency improvements and seismic risk reduction in buildings, has played a pivotal rol...
false
false
false
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
405,096
1707.05228
Object Tracking based on Quantum Particle Swarm Optimization
In Computer Vision domain, moving Object Tracking considered as one of the toughest problem.As there so many factors associated like illumination of light, noise, occlusion, sudden start and stop of moving object, shading which makes tracking even harder problem not only for dynamic background but also for static backg...
false
false
false
false
true
false
false
false
false
false
false
true
false
false
false
false
false
false
77,185
2405.04800
DeepDamageNet: A two-step deep-learning model for multi-disaster building damage segmentation and classification using satellite imagery
Satellite imagery has played an increasingly important role in post-disaster building damage assessment. Unfortunately, current methods still rely on manual visual interpretation, which is often time-consuming and can cause very low accuracy. To address the limitations of manual interpretation, there has been a signifi...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
452,685
2203.16860
Investigating Modality Bias in Audio Visual Video Parsing
We focus on the audio-visual video parsing (AVVP) problem that involves detecting audio and visual event labels with temporal boundaries. The task is especially challenging since it is weakly supervised with only event labels available as a bag of labels for each video. An existing state-of-the-art model for AVVP uses ...
false
false
true
false
false
false
false
false
false
false
false
true
false
false
false
false
false
true
288,953
2502.11882
Leveraging Dual Process Theory in Language Agent Framework for Real-time Simultaneous Human-AI Collaboration
Agents built on large language models (LLMs) have excelled in turn-by-turn human-AI collaboration but struggle with simultaneous tasks requiring real-time interaction. Latency issues and the challenge of inferring variable human strategies hinder their ability to make autonomous decisions without explicit instructions....
true
false
false
false
true
false
true
false
true
false
false
false
false
false
true
false
false
false
534,584
0709.0680
Designing a Virtual Manikin Animation Framework Aimed at Virtual Prototyping
In the industry, numerous commercial packages provide tools to introduce, and analyse human behaviour in the product's environment (for maintenance, ergonomics...), thanks to Virtual Humans. We will focus on control. Thanks to algorithms newly introduced in recent research papers, we think we can provide an implementat...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
637
2308.05359
Pseudo-label Alignment for Semi-supervised Instance Segmentation
Pseudo-labeling is significant for semi-supervised instance segmentation, which generates instance masks and classes from unannotated images for subsequent training. However, in existing pipelines, pseudo-labels that contain valuable information may be directly filtered out due to mismatches in class and mask quality. ...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
384,762
2102.05235
Advanced Ore Mine Optimisation under Uncertainty Using Evolution
In this paper, we investigate the impact of uncertainty in advanced ore mine optimisation. We consider Maptek's software system Evolution which optimizes extraction sequences based on evolutionary computation techniques and quantify the uncertainty of the obtained solutions with respect to the ore deposit based on pred...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
true
false
false
219,368
2204.05944
Uncertainty-Aware Search Framework for Multi-Objective Bayesian Optimization
We consider the problem of multi-objective (MO) blackbox optimization using expensive function evaluations, where the goal is to approximate the true Pareto set of solutions while minimizing the number of function evaluations. For example, in hardware design optimization, we need to find the designs that trade-off perf...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
291,190
2105.00100
Data-driven Full-waveform Inversion Surrogate using Conditional Generative Adversarial Networks
In the Oil and Gas industry, estimating a subsurface velocity field is an essential step in seismic processing, reservoir characterization, and hydrocarbon volume calculation. Full-waveform inversion (FWI) velocity modeling is an iterative advanced technique that provides an accurate and detailed velocity field model, ...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
233,084
2309.01150
FedFwd: Federated Learning without Backpropagation
In federated learning (FL), clients with limited resources can disrupt the training efficiency. A potential solution to this problem is to leverage a new learning procedure that does not rely on backpropagation (BP). We present a novel approach to FL called FedFwd that employs a recent BP-free method by Hinton (2022), ...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
389,566
2106.01650
Learning and Executing Re-usable Behaviour Trees from Natural Language Instruction
Domestic and service robots have the potential to transform industries such as health care and small-scale manufacturing, as well as the homes in which we live. However, due to the overwhelming variety of tasks these robots will be expected to complete, providing generic out-of-the-box solutions that meet the needs of ...
true
false
false
false
true
false
false
true
false
false
false
false
false
false
false
false
false
false
238,580
2007.10568
Buffer Pool Aware Query Scheduling via Deep Reinforcement Learning
In this extended abstract, we propose a new technique for query scheduling with the explicit goal of reducing disk reads and thus implicitly increasing query performance. We introduce SmartQueue, a learned scheduler that leverages overlapping data reads among incoming queries and learns a scheduling strategy that impro...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
true
false
188,307
2411.10325
Bitcoin Research with a Transaction Graph Dataset
Bitcoin, launched in 2008 by Satoshi Nakamoto, established a new digital economy where value can be stored and transferred in a fully decentralized manner - alleviating the need for a central authority. This paper introduces a large scale dataset in the form of a transactions graph representing transactions between Bit...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
508,594
1805.01506
Prediction of a Gene Regulatory Network from Gene Expression Profiles With Linear Regression and Pearson Correlation Coefficient
Reconstruction of gene regulatory networks is the process of identifying gene dependency from gene expression profile through some computation techniques. In our human body, though all cells pose similar genetic material but the activation state may vary. This variation in the activation of genes helps researchers to u...
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
96,666
2207.12613
Rank and pairs of Rank and Dimension of Kernel of $\mathbb{Z}_p\mathbb{Z}_{p^2}$-linear codes
A code $C$ is called $\mathbb{Z}_p\mathbb{Z}_{p^2}$-linear if it is the Gray image of a $\mathbb{Z}_p\mathbb{Z}_{p^2}$-additive code. For any prime number $p$ larger than $3$, the bounds of the rank of $\mathbb{Z}_p\mathbb{Z}_{p^2}$-linear codes are given. For each value of the rank and the pairs of rank and the dimens...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
310,062
1710.10538
Partial Knowledge In Embeddings
Representing domain knowledge is crucial for any task. There has been a wide range of techniques developed to represent this knowledge, from older logic based approaches to the more recent deep learning based techniques (i.e. embeddings). In this paper, we discuss some of these methods, focusing on the representational...
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
83,404
2304.07821
Time-dependent Iterative Imputation for Multivariate Longitudinal Clinical Data
Missing data is a major challenge in clinical research. In electronic medical records, often a large fraction of the values in laboratory tests and vital signs are missing. The missingness can lead to biased estimates and limit our ability to draw conclusions from the data. Additionally, many machine learning algorithm...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
358,486
2407.11463
Investigating Imperceptibility of Adversarial Attacks on Tabular Data: An Empirical Analysis
Adversarial attacks are a potential threat to machine learning models by causing incorrect predictions through imperceptible perturbations to the input data. While these attacks have been extensively studied in unstructured data like images, applying them to tabular data, poses new challenges. These challenges arise fr...
false
false
false
false
true
false
true
false
false
false
false
false
true
false
false
false
false
false
473,468
2403.11852
Reinforcement Learning with Latent State Inference for Autonomous On-ramp Merging under Observation Delay
This paper presents a novel approach to address the challenging problem of autonomous on-ramp merging, where a self-driving vehicle needs to seamlessly integrate into a flow of vehicles on a multi-lane highway. We introduce the Lane-keeping, Lane-changing with Latent-state Inference and Safety Controller (L3IS) agent, ...
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
false
false
false
438,894
1904.02808
Overlap matrix concentration in optimal Bayesian inference
We consider models of Bayesian inference of signals with vectorial components of finite dimensionality. We show that, under a proper perturbation, these models are replica symmetric in the sense that the overlap matrix concentrates. The overlap matrix is the order parameter in these models and is directly related to er...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
126,530
2108.02581
Handling Inconsistencies in Tables with Nulls and Functional Dependencies
In this paper we address the problem of handling inconsistencies in tables with missing values (also called nulls) and functional dependencies. Although the traditional view is that table instances must respect all functional dependencies imposed on them, it is nevertheless relevant to develop theories about how to han...
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
true
false
249,380
1503.07211
Universal Approximation of Markov Kernels by Shallow Stochastic Feedforward Networks
We establish upper bounds for the minimal number of hidden units for which a binary stochastic feedforward network with sigmoid activation probabilities and a single hidden layer is a universal approximator of Markov kernels. We show that each possible probabilistic assignment of the states of $n$ output units, given t...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
41,446
2306.16092
Chatlaw: A Multi-Agent Collaborative Legal Assistant with Knowledge Graph Enhanced Mixture-of-Experts Large Language Model
AI legal assistants based on Large Language Models (LLMs) can provide accessible legal consulting services, but the hallucination problem poses potential legal risks. This paper presents Chatlaw, an innovative legal assistant utilizing a Mixture-of-Experts (MoE) model and a multi-agent system to enhance the reliability...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
376,276
2403.05897
RealNet: A Feature Selection Network with Realistic Synthetic Anomaly for Anomaly Detection
Self-supervised feature reconstruction methods have shown promising advances in industrial image anomaly detection and localization. Despite this progress, these methods still face challenges in synthesizing realistic and diverse anomaly samples, as well as addressing the feature redundancy and pre-training bias of pre...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
436,211
1406.6470
Wireless Networks with RF Energy Harvesting: A Contemporary Survey
Radio frequency (RF) energy transfer and harvesting techniques have recently become alternative methods to power the next generation wireless networks. As this emerging technology enables proactive energy replenishment of wireless devices, it is advantageous in supporting applications with quality of service (QoS) requ...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
true
34,121
1401.6362
The Capacity of Known Interference Channel (updated)
In this paper, we investigate the capacity of known interference channel, where the receiver knows the interference data but not the channel gain of the interference data. We first derive a tight upper bound for the capacity of this known-interference channel. After that, we obtain an achievable rate of the channel wit...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
30,339
2502.13270
REALTALK: A 21-Day Real-World Dataset for Long-Term Conversation
Long-term, open-domain dialogue capabilities are essential for chatbots aiming to recall past interactions and demonstrate emotional intelligence (EI). Yet, most existing research relies on synthetic, LLM-generated data, leaving open questions about real-world conversational patterns. To address this gap, we introduce ...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
535,291
1303.1667
ALPRS - A New Approach for License Plate Recognition using the Sift Algorithm
This paper presents a new approach for the automatic license plate recognition, which includes the SIFT algorithm in step to locate the plate in the input image. In this new approach, besides the comparison of the features obtained with the SIFT algorithm, the correspondence between the spatial orientations and the pos...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
22,743
2408.12769
Enhancing Vehicle Environmental Awareness via Federated Learning and Automatic Labeling
Vehicle environmental awareness is a crucial issue in improving road safety. Through a variety of sensors and vehicle-to-vehicle communication, vehicles can collect a wealth of data. However, to make these data useful, sensor data must be integrated effectively. This paper focuses on the integration of image data and v...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
true
482,869
2301.05567
Neural network with optimal neuron activation functions based on additive Gaussian process regression
Feed-forward neural networks (NN) are a staple machine learning method widely used in many areas of science and technology. While even a single-hidden layer NN is a universal approximator, its expressive power is limited by the use of simple neuron activation functions (such as sigmoid functions) that are typically the...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
true
false
false
340,387
2411.16629
LegoPET: Hierarchical Feature Guided Conditional Diffusion for PET Image Reconstruction
Positron emission tomography (PET) is widely utilized for cancer detection due to its ability to visualize functional and biological processes in vivo. PET images are usually reconstructed from histogrammed raw data (sinograms) using traditional iterative techniques (e.g., OSEM, MLEM). Recently, deep learning (DL) meth...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
511,098
2303.04012
Exploration via Epistemic Value Estimation
How to efficiently explore in reinforcement learning is an open problem. Many exploration algorithms employ the epistemic uncertainty of their own value predictions -- for instance to compute an exploration bonus or upper confidence bound. Unfortunately the required uncertainty is difficult to estimate in general with ...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
349,931
2405.08359
GPS-IDS: An Anomaly-based GPS Spoofing Attack Detection Framework for Autonomous Vehicles
Autonomous Vehicles (AVs) heavily rely on sensors and communication networks like Global Positioning System (GPS) to navigate autonomously. Prior research has indicated that networks like GPS are vulnerable to cyber-attacks such as spoofing and jamming, thus posing serious risks like navigation errors and system failur...
false
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
454,075
2405.17968
Matroid Semi-Bandits in Sublinear Time
We study the matroid semi-bandits problem, where at each round the learner plays a subset of $K$ arms from a feasible set, and the goal is to maximize the expected cumulative linear rewards. Existing algorithms have per-round time complexity at least $\Omega(K)$, which becomes expensive when $K$ is large. To address th...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
458,213
1504.01452
The Performance Analysis of Coded Cache in Wireless Fading Channel
The rapid growth of data volume and the accompanying congestion problems over the wireless networks have been critical issues to content providers. A novel technique, termed as coded cache, is proposed to relieve the burden. Through creating coded-multicasting opportunities, the coded-cache scheme can provide extra per...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
true
41,815
2209.07709
LO-Det: Lightweight Oriented Object Detection in Remote Sensing Images
A few lightweight convolutional neural network (CNN) models have been recently designed for remote sensing object detection (RSOD). However, most of them simply replace vanilla convolutions with stacked separable convolutions, which may not be efficient due to a lot of precision losses and may not be able to detect ori...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
317,857
2103.08306
ReinforceBug: A Framework to Generate Adversarial Textual Examples
Adversarial Examples (AEs) generated by perturbing original training examples are useful in improving the robustness of Deep Learning (DL) based models. Most prior works, generate AEs that are either unconscionable due to lexical errors or semantically or functionally deviant from original examples. In this paper, we p...
false
false
false
false
true
false
true
false
false
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false
false
false
false
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false
false
false
224,864
2003.12181
ParSeNet: A Parametric Surface Fitting Network for 3D Point Clouds
We propose a novel, end-to-end trainable, deep network called ParSeNet that decomposes a 3D point cloud into parametric surface patches, including B-spline patches as well as basic geometric primitives. ParSeNet is trained on a large-scale dataset of man-made 3D shapes and captures high-level semantic priors for shape ...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
169,839
2204.10689
Reinforcing Generated Images via Meta-learning for One-Shot Fine-Grained Visual Recognition
One-shot fine-grained visual recognition often suffers from the problem of having few training examples for new fine-grained classes. To alleviate this problem, off-the-shelf image generation techniques based on Generative Adversarial Networks (GANs) can potentially create additional training images. However, these GAN...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
292,881
2305.12463
Teaching the Pre-trained Model to Generate Simple Texts for Text Simplification
Randomly masking text spans in ordinary texts in the pre-training stage hardly allows models to acquire the ability to generate simple texts. It can hurt the performance of pre-trained models on text simplification tasks. In this paper, we propose a new continued pre-training strategy to teach the pre-trained model to ...
false
false
false
false
true
false
false
false
true
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false
false
false
false
false
false
false
366,014
1402.6132
Uncovering the information core in recommender systems
With the rapid growth of the Internet and overwhelming amount of information that people are confronted with, recommender systems have been developed to effiectively support users' decision-making process in online systems. So far, much attention has been paid to designing new recommendation algorithms and improving ex...
false
false
false
false
false
true
false
false
false
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false
false
false
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false
31,152
2406.17500
Using iterated local alignment to aggregate trajectory data into a traffic flow map
Vehicle trajectories, with their detailed geolocations, are a promising data source to compute traffic flow maps which facilitate the understanding of traffic flows at scales ranging from the city/regional level to the road level. The trade-off is that trajectory data are prone to measurement noise. While this is negli...
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
467,595
1802.07770
Generalizable Adversarial Examples Detection Based on Bi-model Decision Mismatch
Modern applications of artificial neural networks have yielded remarkable performance gains in a wide range of tasks. However, recent studies have discovered that such modelling strategy is vulnerable to Adversarial Examples, i.e. examples with subtle perturbations often too small and imperceptible to humans, but that ...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
90,947
2406.08349
Utilizing Navigation Paths to Generate Target Points for Enhanced End-to-End Autonomous Driving Planning
In recent years, end-to-end autonomous driving frameworks have been shown to not only enhance perception performance but also improve planning capabilities. However, most previous end-to-end autonomous driving frameworks have focused primarily on enhancing environmental perception while neglecting the learning of auton...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
463,447
2201.09140
Physics-Aware Safety-Assured Design of Hierarchical Neural Network based Planner
Neural networks have shown great promises in planning, control, and general decision making for learning-enabled cyber-physical systems (LE-CPSs), especially in improving performance under complex scenarios. However, it is very challenging to formally analyze the behavior of neural network based planners for ensuring s...
false
false
false
false
false
false
false
true
false
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false
false
false
276,570
1801.02622
Graph Memory Networks for Molecular Activity Prediction
Molecular activity prediction is critical in drug design. Machine learning techniques such as kernel methods and random forests have been successful for this task. These models require fixed-size feature vectors as input while the molecules are variable in size and structure. As a result, fixed-size fingerprint represe...
false
false
false
false
false
false
true
false
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false
false
false
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87,957
cs/0602035
n-Channel Entropy-Constrained Multiple-Description Lattice Vector Quantization
In this paper we derive analytical expressions for the central and side quantizers which, under high-resolutions assumptions, minimize the expected distortion of a symmetric multiple-description lattice vector quantization (MD-LVQ) system subject to entropy constraints on the side descriptions for given packet-loss pro...
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false
false
false
false
false
false
false
false
true
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false
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false
false
false
false
false
539,264
1909.03681
Outlier Detection in High Dimensional Data
High-dimensional data poses unique challenges in outlier detection process. Most of the existing algorithms fail to properly address the issues stemming from a large number of features. In particular, outlier detection algorithms perform poorly on data set of small size with a large number of features. In this paper, w...
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false
false
false
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true
false
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false
false
144,574
1812.02370
Exploring the importance of context and embeddings in neural NER models for task-oriented dialogue systems
Named Entity Recognition (NER), a classic sequence labelling task, is an essential component of natural language understanding (NLU) systems in task-oriented dialog systems for slot filling. For well over a decade, different methods from lookup using gazetteers and domain ontology, classifiers over handcrafted features...
false
false
false
false
false
false
false
false
true
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false
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false
false
false
false
false
115,742
2006.14262
SACT: Self-Aware Multi-Space Feature Composition Transformer for Multinomial Attention for Video Captioning
Video captioning works on the two fundamental concepts, feature detection and feature composition. While modern day transformers are beneficial in composing features, they lack the fundamental problems of selecting and understanding of the contents. As the feature length increases, it becomes increasingly important to ...
false
false
false
false
false
false
false
false
true
false
false
true
false
false
false
true
false
false
184,168
2007.03856
BlockFLow: An Accountable and Privacy-Preserving Solution for Federated Learning
Federated learning enables the development of a machine learning model among collaborating agents without requiring them to share their underlying data. However, malicious agents who train on random data, or worse, on datasets with the result classes inverted, can weaken the combined model. BlockFLow is an accountable ...
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false
false
false
false
false
true
false
false
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false
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true
false
false
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false
186,185
1709.03759
Language Models of Spoken Dutch
In Flanders, all TV shows are subtitled. However, the process of subtitling is a very time-consuming one and can be sped up by providing the output of a speech recognizer run on the audio of the TV show, prior to the subtitling. Naturally, this speech recognition will perform much better if the employed language model ...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
80,528
2212.09660
The Decades Progress on Code-Switching Research in NLP: A Systematic Survey on Trends and Challenges
Code-Switching, a common phenomenon in written text and conversation, has been studied over decades by the natural language processing (NLP) research community. Initially, code-switching is intensively explored by leveraging linguistic theories and, currently, more machine-learning oriented approaches to develop models...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
337,180
2406.11301
Enhancing and Assessing Instruction-Following with Fine-Grained Instruction Variants
The effective alignment of Large Language Models (LLMs) with precise instructions is essential for their application in diverse real-world scenarios. Current methods focus on enhancing the diversity and complexity of training and evaluation samples, yet they fall short in accurately assessing LLMs' ability to follow si...
false
false
false
false
true
false
true
false
true
false
false
false
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false
false
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false
false
464,829
2010.05421
Factorizable Graph Convolutional Networks
Graphs have been widely adopted to denote structural connections between entities. The relations are in many cases heterogeneous, but entangled together and denoted merely as a single edge between a pair of nodes. For example, in a social network graph, users in different latent relationships like friends and colleague...
false
false
false
true
true
false
true
false
false
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false
false
false
false
false
false
false
false
200,122
1605.03926
A Rate-Splitting Strategy for Max-Min Fair Multigroup Multicasting
We consider the problem of transmit beamforming to multiple cochannel multicast groups. The conventional approach is to beamform a designated data stream to each group, while treating potential inter-group interference as noise at the receivers. In overloaded systems where the number of transmit antennas is insufficien...
false
false
false
false
false
false
false
false
false
true
false
false
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false
false
false
false
false
55,810
1902.05387
Simultaneous x, y Pixel Estimation and Feature Extraction for Multiple Small Objects in a Scene: A Description of the ALIEN Network
We present a deep-learning network that detects multiple small objects (hundreds to thousands) in a scene while simultaneously estimating their x,y pixel locations together with a characteristic feature-set (for instance, target orientation and color). All estimations are performed in a single, forward pass which makes...
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false
false
false
false
false
true
false
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false
true
false
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false
false
121,529
2409.11394
Distributed Perception Aware Safe Leader Follower System via Control Barrier Methods
This paper addresses a distributed leader-follower formation control problem for a group of agents, each using a body-fixed camera with a limited field of view (FOV) for state estimation. The main challenge arises from the need to coordinate the agents' movements with their cameras' FOV to maintain visibility of the le...
false
false
false
false
false
false
false
true
false
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true
false
false
false
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false
false
489,139
0705.1148
S\'eparation des Solutions aux Mod\`eles G\'eom\'etriques Direct et Inverse pour les Manipulateurs Pleinement Parall\`eles
This article provides a formalism making it possible to manage the solutions of the direct and inverse kinematic models of the fully parallel manipulators. We introduce the concept of working modes to separate the solutions from the opposite geometrical model. Then, we define, for each working mode, the aspects of thes...
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false
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false
184
2103.12719
Characterizing and Improving the Robustness of Self-Supervised Learning through Background Augmentations
Recent progress in self-supervised learning has demonstrated promising results in multiple visual tasks. An important ingredient in high-performing self-supervised methods is the use of data augmentation by training models to place different augmented views of the same image nearby in embedding space. However, commonly...
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false
false
false
true
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false
false
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true
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false
226,270
1903.07738
Predicting Stochastic Human Forward Reachable Sets Based on Learned Human Behavior
With the recent surge of interest in introducing autonomous vehicles to the everyday lives of people, developing accurate and generalizable algorithms for predicting human behavior becomes highly crucial. Moreover, many of these emerging applications occur in a safety-critical context, making it even more urgent to dev...
false
false
false
false
false
false
false
false
false
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true
false
false
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false
false
false
124,679
1905.13656
Investigating an Effective Character-level Embedding in Korean Sentence Classification
Different from the writing systems of many Romance and Germanic languages, some languages or language families show complex conjunct forms in character composition. For such cases where the conjuncts consist of the components representing consonant(s) and vowel, various character encoding schemes can be adopted beyond ...
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false
false
false
false
false
false
false
true
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false
false
133,206
2311.13245
A model-free approach to fingertip slip and disturbance detection for grasp stability inference
Robotic capacities in object manipulation are incomparable to those of humans. Besides years of learning, humans rely heavily on the richness of information from physical interaction with the environment. In particular, tactile sensing is crucial in providing such rich feedback. Despite its potential contributions to r...
false
false
false
false
false
false
false
true
false
false
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false
false
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false
false
false
409,680
1204.1598
Improving Seek Time for Column Store Using MMH Algorithm
Hash based search has, proven excellence on large data warehouses stored in column store. Data distribution has significant impact on hash based search. To reduce impact of data distribution, we have proposed Memory Managed Hash (MMH) algorithm that uses shift XOR group for Queries and Transactions in column store. Our...
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false
false
false
false
false
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false
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false
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true
true
15,330
1405.3570
Exchanging Conflict Resolution in an Adaptable Implementation of ACT-R
In computational cognitive science, the cognitive architecture ACT-R is very popular. It describes a model of cognition that is amenable to computer implementation, paving the way for computational psychology. Its underlying psychological theory has been investigated in many psychological experiments, but ACT-R lacks a...
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false
false
false
true
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false
33,103
1901.05375
DAFE-FD: Density Aware Feature Enrichment for Face Detection
Recent research on face detection, which is focused primarily on improving accuracy of detecting smaller faces, attempt to develop new anchor design strategies to facilitate increased overlap between anchor boxes and ground truth faces of smaller sizes. In this work, we approach the problem of small face detection with...
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false
false
false
false
false
false
false
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true
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false
118,778
2107.13203
Collision-free Formation Control of Multiple Nano-quadrotors
The utilisation of unmanned aerial vehicles has witnessed significant growth in real-world applications including surveillance tasks, military missions, and transportation deliveries. This letter investigates practical problems of formation control for multiple nano-quadrotor systems. To be more specific, the first aim...
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false
false
false
false
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true
false
false
false
false
false
false
false
248,134
2410.08815
StructRAG: Boosting Knowledge Intensive Reasoning of LLMs via Inference-time Hybrid Information Structurization
Retrieval-augmented generation (RAG) is a key means to effectively enhance large language models (LLMs) in many knowledge-based tasks. However, existing RAG methods struggle with knowledge-intensive reasoning tasks, because useful information required to these tasks are badly scattered. This characteristic makes it dif...
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false
false
false
true
false
false
false
true
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false
false
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false
false
497,288
2212.09897
Inducing Character-level Structure in Subword-based Language Models with Type-level Interchange Intervention Training
Language tasks involving character-level manipulations (e.g., spelling corrections, arithmetic operations, word games) are challenging for models operating on subword units. To address this, we develop a causal intervention framework to learn robust and interpretable character representations inside subword-based langu...
false
false
false
false
false
false
false
false
true
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false
false
337,247
2401.01270
Optimal Rates of Kernel Ridge Regression under Source Condition in Large Dimensions
Motivated by the studies of neural networks (e.g.,the neural tangent kernel theory), we perform a study on the large-dimensional behavior of kernel ridge regression (KRR) where the sample size $n \asymp d^{\gamma}$ for some $\gamma > 0$. Given an RKHS $\mathcal{H}$ associated with an inner product kernel defined on the...
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false
false
false
false
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true
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false
false
419,297
1808.07285
DeepCorr: Strong Flow Correlation Attacks on Tor Using Deep Learning
Flow correlation is the core technique used in a multitude of deanonymization attacks on Tor. Despite the importance of flow correlation attacks on Tor, existing flow correlation techniques are considered to be ineffective and unreliable in linking Tor flows when applied at a large scale, i.e., they impose high rates o...
false
false
false
false
false
false
true
false
false
false
false
false
true
false
false
false
false
false
105,711
2210.07269
SODAPOP: Open-Ended Discovery of Social Biases in Social Commonsense Reasoning Models
A common limitation of diagnostic tests for detecting social biases in NLP models is that they may only detect stereotypic associations that are pre-specified by the designer of the test. Since enumerating all possible problematic associations is infeasible, it is likely these tests fail to detect biases that are prese...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
323,633
2210.11017
Multi-Granularity Optimization for Non-Autoregressive Translation
Despite low latency, non-autoregressive machine translation (NAT) suffers severe performance deterioration due to the naive independence assumption. This assumption is further strengthened by cross-entropy loss, which encourages a strict match between the hypothesis and the reference token by token. To alleviate this i...
false
false
false
false
false
false
false
false
true
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false
false
false
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false
false
325,148
1908.01654
Analysis of Two-Dimensional Feedback Systems over Networks Using Dissipativity
This paper investigates the closed-loop $\mathcal{L}_2$ stability of two-dimensional (2-D) feedback systems across a digital communication network by introducing the tool of dissipativity. First, sampling of a continuous 2-D system is considered and an analytical characterization of the $QSR$-dissipativity of the sampl...
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
140,813
1810.06245
Bringing back simplicity and lightliness into neural image captioning
Neural Image Captioning (NIC) or neural caption generation has attracted a lot of attention over the last few years. Describing an image with a natural language has been an emerging challenge in both fields of computer vision and language processing. Therefore a lot of research has focused on driving this task forward ...
false
false
false
false
false
false
false
false
true
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false
false
false
false
false
false
false
110,406
2210.06257
What can we learn about a generated image corrupting its latent representation?
Generative adversarial networks (GANs) offer an effective solution to the image-to-image translation problem, thereby allowing for new possibilities in medical imaging. They can translate images from one imaging modality to another at a low cost. For unpaired datasets, they rely mostly on cycle loss. Despite its effect...
false
false
false
false
false
false
true
false
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true
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false
false
323,193
1509.07170
Indirect-adaptive Model Predictive Control for Linear Systems with Polytopic Uncertainty
We develop an indirect-adaptive model predictive control algorithm for uncertain linear systems subject to constraints. The system is modeled as a polytopic linear parameter varying system where the convex combination vector is constant but unknown. Robust constraint satisfaction is obtained by constraints enforcing a ...
false
false
false
false
false
false
false
false
false
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true
false
false
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false
false
false
false
47,234
2009.00278
Scaling Up Deep Neural Network Optimization for Edge Inference
Deep neural networks (DNNs) have been increasingly deployed on and integrated with edge devices, such as mobile phones, drones, robots and wearables. To run DNN inference directly on edge devices (a.k.a. edge inference) with a satisfactory performance, optimizing the DNN design (e.g., network architecture and quantizat...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
194,006
0709.0787
Sound Generation by a Turbulent Flow in Musical Instruments - Multiphysics Simulation Approach -
Total computational costs of scientific simulations are analyzed between direct numerical simulations (DNS) and multiphysics simulations (MPS) for sound generation in musical instruments. In order to produce acoustic sound by a turbulent flow in a simple recorder-like instrument, compressible fluid dynamic calculations...
false
true
false
false
false
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false
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false
false
false
638
1505.03561
Content-type coding
This paper is motivated by the observation that, in many cases, we do not need to serve specific messages, but rather, any message within a content-type. Content-type traffic pervades a host of applications today, ranging from search engines and recommender networks to newsfeeds and advertisement networks. The paper as...
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false
false
false
false
false
false
false
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false
false
43,086
1810.10983
Stochastic Control with Stale Information--Part I: Fully Observable Systems
In this study, we adopt age of information as a measure of the staleness of information, and take initial steps towards analyzing the control performance of stochastic systems with stale information. Our goals are to cast light on a fundamental limit on the information staleness that is required for a certain level of ...
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false
false
false
false
false
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false
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false
false
111,414
1605.08671
An optimal algorithm for the Thresholding Bandit Problem
We study a specific \textit{combinatorial pure exploration stochastic bandit problem} where the learner aims at finding the set of arms whose means are above a given threshold, up to a given precision, and \textit{for a fixed time horizon}. We propose a parameter-free algorithm based on an original heuristic, and prove...
false
false
false
false
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false
56,467
2303.16666
SC-VAE: Sparse Coding-based Variational Autoencoder with Learned ISTA
Learning rich data representations from unlabeled data is a key challenge towards applying deep learning algorithms in downstream tasks. Several variants of variational autoencoders (VAEs) have been proposed to learn compact data representations by encoding high-dimensional data in a lower dimensional space. Two main c...
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false
false
false
false
false
false
false
false
false
false
true
false
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false
false
354,943
2109.15114
A Generalized Kalman Filter Augmented Deep-Learning based Approach for Autonomous Landing in MAVs
Autonomous landing systems for Micro Aerial Vehicles (MAV) have been proposed using various combinations of GPS-based, vision, and fiducial tag-based schemes. Landing is a critical activity that a MAV performs and poor resolution of GPS, degraded camera images, fiducial tags not meeting required specifications and envi...
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false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
258,180
2203.15354
Signing at Scale: Learning to Co-Articulate Signs for Large-Scale Photo-Realistic Sign Language Production
Sign languages are visual languages, with vocabularies as rich as their spoken language counterparts. However, current deep-learning based Sign Language Production (SLP) models produce under-articulated skeleton pose sequences from constrained vocabularies and this limits applicability. To be understandable and accepte...
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false
false
false
false
false
false
false
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true
false
false
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false
false
288,365
2405.19837
Lifelong learning challenges in the era of artificial intelligence: a computational thinking perspective
The rapid advancement of artificial intelligence (AI) has brought significant challenges to the education and workforce skills required to take advantage of AI for human-AI collaboration in the workplace. As AI continues to reshape industries and job markets, the need to define how AI literacy can be considered in life...
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false
459,091