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541k
2006.05071
C-SL: Contrastive Sound Localization with Inertial-Acoustic Sensors
Human brain employs perceptual information about the head and eye movements to update the spatial relationship between the individual and the surrounding environment. Based on this cognitive process known as spatial updating, we introduce contrastive sound localization (C-SL) with mobile inertial-acoustic sensor arrays...
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false
true
false
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false
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180,926
2212.11522
AsyncFLEO: Asynchronous Federated Learning for LEO Satellite Constellations with High-Altitude Platforms
Low Earth Orbit (LEO) constellations, each comprising a large number of satellites, have become a new source of big data "from the sky". Downloading such data to a ground station (GS) for big data analytics demands very high bandwidth and involves large propagation delays. Federated Learning (FL) offers a promising sol...
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false
false
false
false
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true
false
false
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false
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337,819
2108.02753
Safe Motion Planning against Multimodal Distributions based on a Scenario Approach
We present the design of a motion planning algorithm that ensures safety for an autonomous vehicle. In particular, we consider a multimodal distribution over uncertainties; for example, the uncertain predictions of future trajectories of surrounding vehicles reflect discrete decisions, such as turning or going straight...
false
false
false
false
false
false
false
true
false
false
true
false
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false
false
false
false
249,434
2406.16408
A Symmetry Property of Christoffel Words
Motivated by the theory of trapezoidal words, whose sequences of cardinality of factors by length are symmetric, we introduce a bivariate variant of this symmetry. We show that this symmetry characterizes Christoffel words, and establish other related results.
false
false
false
false
false
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false
false
true
false
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false
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467,119
2104.07630
Otaku: Intelligent Management System for Student-Intensive Dormitory
In most student dorms in developing countries, a large number of people live in single-function dorm units. The division of the dormitory is too fixed, resulting in the dormitory often lacking functional spaces such as entertainment, sports, meetings, etc. At the same time, a large number of people are likely to cause ...
false
false
false
false
false
false
false
false
false
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false
false
true
false
false
false
false
230,487
2410.17785
TranSPORTmer: A Holistic Approach to Trajectory Understanding in Multi-Agent Sports
Understanding trajectories in multi-agent scenarios requires addressing various tasks, including predicting future movements, imputing missing observations, inferring the status of unseen agents, and classifying different global states. Traditional data-driven approaches often handle these tasks separately with special...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
true
false
false
false
501,616
2202.04176
Crime Hot-Spot Modeling via Topic Modeling and Relative Density Estimation
We present a method to capture groupings of similar calls and determine their relative spatial distribution from a collection of crime record narratives. We first obtain a topic distribution for each narrative, and then propose a nearest neighbors relative density estimation (kNN-RDE) approach to obtain spatial relativ...
false
false
false
false
false
true
true
false
true
false
false
false
false
false
false
false
false
false
279,477
2304.14767
Dissecting Recall of Factual Associations in Auto-Regressive Language Models
Transformer-based language models (LMs) are known to capture factual knowledge in their parameters. While previous work looked into where factual associations are stored, only little is known about how they are retrieved internally during inference. We investigate this question through the lens of information flow. Giv...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
361,085
2102.11479
Minimally-Supervised Structure-Rich Text Categorization via Learning on Text-Rich Networks
Text categorization is an essential task in Web content analysis. Considering the ever-evolving Web data and new emerging categories, instead of the laborious supervised setting, in this paper, we focus on the minimally-supervised setting that aims to categorize documents effectively, with a couple of seed documents an...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
221,432
2403.04001
Bidirectional Progressive Neural Networks with Episodic Return Progress for Emergent Task Sequencing and Robotic Skill Transfer
Human brain and behavior provide a rich venue that can inspire novel control and learning methods for robotics. In an attempt to exemplify such a development by inspiring how humans acquire knowledge and transfer skills among tasks, we introduce a novel multi-task reinforcement learning framework named Episodic Return ...
false
false
false
false
true
false
true
true
false
false
false
false
false
false
false
false
false
false
435,413
1101.4343
Fundamental Tradeoffs on Green Wireless Networks
Traditional design of mobile wireless networks mainly focuses on ubiquitous access and large capacity. However, as energy saving and environmental protection become a global demand and inevitable trend, wireless researchers and engineers need to shift their focus to energy-efficiency oriented design, that is, green rad...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
8,888
2106.03135
Go with the Flows: Mixtures of Normalizing Flows for Point Cloud Generation and Reconstruction
Recently normalizing flows (NFs) have demonstrated state-of-the-art performance on modeling 3D point clouds while allowing sampling with arbitrary resolution at inference time. However, these flow-based models still require long training times and large models for representing complicated geometries. This work enhances...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
239,190
2303.11477
NASDM: Nuclei-Aware Semantic Histopathology Image Generation Using Diffusion Models
In recent years, computational pathology has seen tremendous progress driven by deep learning methods in segmentation and classification tasks aiding prognostic and diagnostic settings. Nuclei segmentation, for instance, is an important task for diagnosing different cancers. However, training deep learning models for n...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
352,868
2207.07303
Towards Better Dermoscopic Image Feature Representation Learning for Melanoma Classification
Deep learning-based melanoma classification with dermoscopic images has recently shown great potential in automatic early-stage melanoma diagnosis. However, limited by the significant data imbalance and obvious extraneous artifacts, i.e., the hair and ruler markings, discriminative feature extraction from dermoscopic i...
false
false
false
false
false
false
true
false
false
false
false
true
false
false
false
false
false
false
308,166
1711.00326
The quoter model: a paradigmatic model of the social flow of written information
We propose a model for the social flow of information in the form of text data, which simulates the posting and sharing of short social media posts. Nodes in a graph representing a social network take turns generating words, leading to a symbolic time series associated with each node. Information propagates over the gr...
false
false
false
true
false
false
false
false
false
true
false
false
false
false
false
false
false
false
83,697
1302.3209
"Groupware for Groups": Problem-Driven Design in Deme
Design choices can be clarified when group interaction software is directed at solving the interaction needs of particular groups that pre-date the groupware. We describe an example: the Deme platform for online deliberation. Traditional threaded conversation systems are insufficient for solving the problem at which De...
true
false
false
true
false
false
false
false
false
false
false
false
false
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false
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21,996
2404.19391
ZSMILES: an approach for efficient SMILES storage for random access in Virtual Screening
Virtual screening is a technique used in drug discovery to select the most promising molecules to test in a lab. To perform virtual screening, we need a large set of molecules as input, and storing these molecules can become an issue. In fact, extreme-scale high-throughput virtual screening applications require a big d...
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
false
450,626
1604.04166
Analysis of Interference Correlation in Non-Poisson Networks
The correlation of interference has been well quantified in Poisson networks where the interferers are independent of each other. However, there exists dependence among the base stations (BSs) in wireless networks. In view of this, we quantify the interference correlation in non-Poisson networks where the interferers a...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
54,607
2412.02780
WxC-Bench: A Novel Dataset for Weather and Climate Downstream Tasks
High-quality machine learning (ML)-ready datasets play a foundational role in developing new artificial intelligence (AI) models or fine-tuning existing models for scientific applications such as weather and climate analysis. Unfortunately, despite the growing development of new deep learning models for weather and cli...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
513,672
2411.11511
Structure learning with Temporal Gaussian Mixture for model-based Reinforcement Learning
Model-based reinforcement learning refers to a set of approaches capable of sample-efficient decision making, which create an explicit model of the environment. This model can subsequently be used for learning optimal policies. In this paper, we propose a temporal Gaussian Mixture Model composed of a perception model a...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
509,082
2003.06171
Towards a Framework for Visual Intelligence in Service Robotics: Epistemic Requirements and Gap Analysis
A key capability required by service robots operating in real-world, dynamic environments is that of Visual Intelligence, i.e., the ability to use their vision system, reasoning components and background knowledge to make sense of their environment. In this paper, we analyze the epistemic requirements for Visual Intell...
false
false
false
false
true
false
false
true
false
false
false
true
false
false
false
false
false
false
168,050
2502.12923
On-Device LLMs for Home Assistant: Dual Role in Intent Detection and Response Generation
This paper investigates whether Large Language Models (LLMs), fine-tuned on synthetic but domain-representative data, can perform the twofold task of (i) slot and intent detection and (ii) natural language response generation for a smart home assistant, while running solely on resource-limited, CPU-only edge hardware. ...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
535,111
2310.11309
Intelligent Surfaces Aided High-Mobility Communications: Opportunities and Design Issues
Intelligent reflecting/refracting surface (IRS) is envisioned as a promising technology to reconfigure wireless propagation environment for enhancing the communication performance, by smartly controlling the signal reflection/refraction with a large number of tunable passive elements. In particular, the application of ...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
400,593
1701.08888
Integrating Reviews into Personalized Ranking for Cold Start Recommendation
Item recommendation task predicts a personalized ranking over a set of items for each individual user. One paradigm is the rating-based methods that concentrate on explicit feedbacks and hence face the difficulties in collecting them. Meanwhile, the ranking-based methods are presented with rated items and then rank the...
false
false
false
false
true
true
false
false
true
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false
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67,546
cmp-lg/9612003
Metrics for Evaluating Dialogue Strategies in a Spoken Language System
In this paper, we describe a set of metrics for the evaluation of different dialogue management strategies in an implemented real-time spoken language system. The set of metrics we propose offers useful insights in evaluating how particular choices in the dialogue management can affect the overall quality of the man-ma...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
536,681
2501.14808
HyGen: Efficient LLM Serving via Elastic Online-Offline Request Co-location
Large language models (LLMs) have facilitated a wide range of applications with distinct service-level objectives (SLOs), from latency-sensitive online tasks like interactive chatbots to throughput-oriented offline workloads like document summarization. The existing deployment model, which dedicates machines to each wo...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
true
527,282
1310.2632
Bilinear Generalized Approximate Message Passing
We extend the generalized approximate message passing (G-AMP) approach, originally proposed for high-dimensional generalized-linear regression in the context of compressive sensing, to the generalized-bilinear case, which enables its application to matrix completion, robust PCA, dictionary learning, and related matrix-...
false
false
false
false
false
false
false
false
false
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false
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false
false
27,690
2405.15544
Knowledge-enhanced Relation Graph and Task Sampling for Few-shot Molecular Property Prediction
Recently, few-shot molecular property prediction (FSMPP) has garnered increasing attention. Despite impressive breakthroughs achieved by existing methods, they often overlook the inherent many-to-many relationships between molecules and properties, which limits their performance. For instance, similar substructures of ...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
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false
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456,985
2407.00629
Identification of LFT Structured Descriptor Systems with Slow and Non-uniform Sampling
Time domain identification is studied in this paper for parameters of a continuous-time multi-input multi-output descriptor system, with these parameters affecting system matrices through a linear fractional transformation. Sampling is permitted to be slow and non-uniform, and there are no necessities to satisfy the Ny...
false
false
false
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
468,942
2410.02074
Price-guided user attention in large-scale E-commerce group recommendation
Existing group recommender systems utilize attention mechanisms to identify critical users who influence group decisions the most. We analyzed user attention scores from a widely-used group recommendation model on a real-world E-commerce dataset and found that item price and user interaction history significantly influ...
false
false
false
false
false
true
true
false
false
false
false
false
false
false
false
false
false
false
494,087
2401.13530
Continuous-time Riemannian SGD and SVRG Flows on Wasserstein Probabilistic Space
Recently, optimization on the Riemannian manifold has provided new insights to the optimization community. In this regard, the manifold taken as the probability measure metric space equipped with the second-order Wasserstein distance is of particular interest, since optimization on it can be linked to practical samplin...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
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false
false
false
423,756
1805.00116
A Canonical Image Set for Examining and Comparing Image Processing Algorithms
The purpose of this paper is to introduce a set of four test images containing features and structures that can facilitate effective examination and comparison of image processing algorithms. More specifically, the images are designed to more explicitly expose the characteristic properties of algorithms for image compr...
false
false
false
false
false
false
false
false
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true
false
false
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false
false
false
96,359
1701.08289
Face Detection using Deep Learning: An Improved Faster RCNN Approach
In this report, we present a new face detection scheme using deep learning and achieve the state-of-the-art detection performance on the well-known FDDB face detetion benchmark evaluation. In particular, we improve the state-of-the-art faster RCNN framework by combining a number of strategies, including feature concate...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
67,438
2306.02029
Model-aided Federated Reinforcement Learning for Multi-UAV Trajectory Planning in IoT Networks
Deploying teams of unmanned aerial vehicles (UAVs) to harvest data from distributed Internet of Things (IoT) devices requires efficient trajectory planning and coordination algorithms. Multi-agent reinforcement learning (MARL) has emerged as a solution, but requires extensive and costly real-world training data. To tac...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
370,729
2501.18062
FinanceQA: A Benchmark for Evaluating Financial Analysis Capabilities of Large Language Models
FinanceQA is a testing suite that evaluates LLMs' performance on complex numerical financial analysis tasks that mirror real-world investment work. Despite recent advances, current LLMs fail to meet the strict accuracy requirements of financial institutions, with models failing approximately 60% of realistic tasks that...
false
false
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
528,551
1807.01442
Modeling Sparse Deviations for Compressed Sensing using Generative Models
In compressed sensing, a small number of linear measurements can be used to reconstruct an unknown signal. Existing approaches leverage assumptions on the structure of these signals, such as sparsity or the availability of a generative model. A domain-specific generative model can provide a stronger prior and thus allo...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
102,063
2202.01463
Minimax rate of consistency for linear models with missing values
Missing values arise in most real-world data sets due to the aggregation of multiple sources and intrinsically missing information (sensor failure, unanswered questions in surveys...). In fact, the very nature of missing values usually prevents us from running standard learning algorithms. In this paper, we focus on th...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
278,491
2204.05104
Self-Supervised Graph Neural Network for Multi-Source Domain Adaptation
Domain adaptation (DA) tries to tackle the scenarios when the test data does not fully follow the same distribution of the training data, and multi-source domain adaptation (MSDA) is very attractive for real world applications. By learning from large-scale unlabeled samples, self-supervised learning has now become a ne...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
290,911
2310.08095
Multi-Satellite Cooperative Networks: Joint Hybrid Beamforming and User Scheduling Design
In this paper, we consider a cooperative communication network where multiple low-Earth-orbit (LEO) satellites provide services to multiple ground users (GUs) cooperatively at the same time and on the same frequency. The multi-satellite cooperation has great potential in extending communication coverage and increasing ...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
399,263
2302.10879
$k$NN-Adapter: Efficient Domain Adaptation for Black-Box Language Models
Fine-tuning a language model on a new domain is standard practice for domain adaptation. However, it can be infeasible when it comes to modern large-scale language models such as GPT-3, which can only be accessed through APIs, making it difficult to access the internal parameters of the model. In this paper, we propose...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
346,990
2001.00329
On Consequentialism and Fairness
Recent work on fairness in machine learning has primarily emphasized how to define, quantify, and encourage "fair" outcomes. Less attention has been paid, however, to the ethical foundations which underlie such efforts. Among the ethical perspectives that should be taken into consideration is consequentialism, the posi...
false
false
false
false
true
false
true
false
false
false
false
false
false
true
false
false
false
false
159,186
2109.06073
An End-to-end Point of Interest (POI) Conflation Framework
Point of interest (POI) data serves as a valuable source of semantic information for places of interest and has many geospatial applications in real estate, transportation, and urban planning. With the availability of different data sources, POI conflation serves as a valuable technique for enriching data quality and c...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
true
false
255,035
2205.01858
DeeptDCS: Deep Learning-Based Estimation of Currents Induced During Transcranial Direct Current Stimulation
Objective: Transcranial direct current stimulation (tDCS) is a non-invasive brain stimulation technique used to generate conduction currents in the head and disrupt brain functions. To rapidly evaluate the tDCS-induced current density in near real-time, this paper proposes a deep learning-based emulator, named DeeptDCS...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
294,740
2109.10982
Quantifying nonlocality: how outperforming local quantum codes is expensive
Quantum low-density parity-check (LDPC) codes are a promising avenue to reduce the cost of constructing scalable quantum circuits. However, it is unclear how to implement these codes in practice. Seminal results of Bravyi & Terhal, and Bravyi, Poulin & Terhal have shown that quantum LDPC codes implemented through local...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
256,805
2011.14894
Uncertainty-driven ensembles of deep architectures for multiclass classification. Application to COVID-19 diagnosis in chest X-ray images
Respiratory diseases kill million of people each year. Diagnosis of these pathologies is a manual, time-consuming process that has inter and intra-observer variability, delaying diagnosis and treatment. The recent COVID-19 pandemic has demonstrated the need of developing systems to automatize the diagnosis of pneumonia...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
208,920
2112.06667
Long-Term Benefits of Network Boosters for Renewables Integration and Corrective Grid Security
The preventative strategies for $N-1$ network security dominant in European networks mean that network capacity is kept free in case a line fails. If instead fast corrective actions are used to overcome network overloading when single lines fail, this has the potential to free up network capacity that is otherwise unde...
false
false
false
false
false
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false
false
false
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true
false
false
false
false
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false
false
271,258
0711.3605
Very strict selectional restrictions
We discuss the characteristics and behaviour of two parallel classes of verbs in two Romance languages, French and Portuguese. Examples of these verbs are Port. abater [gado] and Fr. abattre [b\'etail], both meaning "slaughter [cattle]". In both languages, the definition of the class of verbs includes several features:...
false
false
false
false
false
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false
true
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false
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944
2401.04988
Optimising Graph Representation for Hardware Implementation of Graph Convolutional Networks for Event-based Vision
Event-based vision is an emerging research field involving processing data generated by Dynamic Vision Sensors (neuromorphic cameras). One of the latest proposals in this area are Graph Convolutional Networks (GCNs), which allow to process events in its original sparse form while maintaining high detection and classifi...
false
false
false
false
false
false
false
false
false
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false
true
false
false
false
false
false
false
420,615
2105.04017
Infill topology and shape optimisation of lattice-skin structures
Lattice-skin structures composed of a thin-shell skin and a lattice infill are widespread in nature and large-scale engineering due to their efficiency and exceptional mechanical properties. Recent advances in additive manufacturing, or 3D printing, make it possible to create lattice-skin structures of almost any size ...
false
true
false
false
false
false
false
false
false
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false
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false
true
234,347
1912.11747
Score and Lyrics-Free Singing Voice Generation
Generative models for singing voice have been mostly concerned with the task of ``singing voice synthesis,'' i.e., to produce singing voice waveforms given musical scores and text lyrics. In this work, we explore a novel yet challenging alternative: singing voice generation without pre-assigned scores and lyrics, in bo...
false
false
true
false
false
false
true
false
false
false
false
false
false
false
false
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false
false
158,651
1907.04235
A Simple Derivation of AMP and its State Evolution via First-Order Cancellation
We consider the linear regression problem, where the goal is to recover the vector $\boldsymbol{x}\in\mathbb{R}^n$ from measurements $\boldsymbol{y}=\boldsymbol{A}\boldsymbol{x}+\boldsymbol{w}\in\mathbb{R}^m$ under known matrix $\boldsymbol{A}$ and unknown noise $\boldsymbol{w}$. For large i.i.d. sub-Gaussian $\boldsym...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
138,056
1908.05596
Two-stage Federated Phenotyping and Patient Representation Learning
A large percentage of medical information is in unstructured text format in electronic medical record systems. Manual extraction of information from clinical notes is extremely time consuming. Natural language processing has been widely used in recent years for automatic information extraction from medical texts. Howev...
false
false
false
false
false
true
true
false
true
false
false
false
false
false
false
false
false
false
141,753
2004.10382
Image Processing Failure and Deep Learning Success in Lawn Measurement
Lawn area measurement is an application of image processing and deep learning. Researchers have been used hierarchical networks, segmented images and many other methods to measure lawn area. Methods effectiveness and accuracy varies. In this project Image processing and deep learning methods has been compared to find t...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
173,620
2410.20735
Murine AI excels at cats and cheese: Structural differences between human and mouse neurons and their implementation in generative AIs
Mouse and human brains have different functions that depend on their neuronal networks. In this study, we analyzed nanometer-scale three-dimensional structures of brain tissues of the mouse medial prefrontal cortex and compared them with structures of the human anterior cingulate cortex. The obtained results indicated ...
false
false
false
false
true
false
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false
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false
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false
false
false
502,939
2303.05329
Tucker Bilinear Attention Network for Multi-scale Remote Sensing Object Detection
Object detection on VHR remote sensing images plays a vital role in applications such as urban planning, land resource management, and rescue missions. The large-scale variation of the remote-sensing targets is one of the main challenges in VHR remote-sensing object detection. Existing methods improve the detection acc...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
350,425
1803.00118
Surges of collective human activity emerge from simple pairwise correlations
Human populations exhibit complex behaviors---characterized by long-range correlations and surges in activity---across a range of social, political, and technological contexts. Yet it remains unclear where these collective behaviors come from, or if there even exists a set of unifying principles. Indeed, existing expla...
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
false
91,594
2212.06882
Envisioning a Human-AI collaborative system to transform policies into decision models
Regulations govern many aspects of citizens' daily lives. Governments and businesses routinely automate these in the form of coded rules (e.g., to check a citizen's eligibility for specific benefits). However, the path to automation is long and challenging. To address this, recent global initiatives for digital governm...
false
false
false
false
true
false
false
false
true
false
false
false
false
false
false
false
false
false
336,239
2304.13479
Fundamental Tradeoffs in Learning with Prior Information
We seek to understand fundamental tradeoffs between the accuracy of prior information that a learner has on a given problem and its learning performance. We introduce the notion of prioritized risk, which differs from traditional notions of minimax and Bayes risk by allowing us to study such fundamental tradeoffs in se...
false
false
false
false
true
false
true
false
false
true
false
false
false
false
false
false
false
false
360,591
2210.00025
Artificial Replay: A Meta-Algorithm for Harnessing Historical Data in Bandits
Most real-world deployments of bandit algorithms exist somewhere in between the offline and online set-up, where some historical data is available upfront and additional data is collected dynamically online. How best to incorporate historical data to "warm start" bandit algorithms is an open question: naively initializ...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
320,692
2312.09778
Hypergraph-MLP: Learning on Hypergraphs without Message Passing
Hypergraphs are vital in modelling data with higher-order relations containing more than two entities, gaining prominence in machine learning and signal processing. Many hypergraph neural networks leverage message passing over hypergraph structures to enhance node representation learning, yielding impressive performanc...
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
415,874
1807.05324
Generating Synthetic Data for Neural Keyword-to-Question Models
Search typically relies on keyword queries, but these are often semantically ambiguous. We propose to overcome this by offering users natural language questions, based on their keyword queries, to disambiguate their intent. This keyword-to-question task may be addressed using neural machine translation techniques. Neur...
false
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
false
false
102,903
1105.0256
Easy-to-compute parameterizations of all wavelet filters: input-output and state-space
We here use notions from the theory linear shift-invariant dynamical systems to provide an easy-to-compute characterization of all rational wavelet filters. For a given N bigger or equql to 2, the number of inputs, the construction is based on a factorization to an elementary wavelet filter along with of m elementary u...
false
false
false
false
false
false
false
false
false
false
true
false
false
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false
false
10,204
1908.06003
Exploring Properties of Icosoku by Constraint Satisfaction Approach
Icosoku is a challenging and interesting puzzle that exhibits highly symmetrical and combinatorial nature. In this paper, we pose the questions derived from the puzzle, but with more difficulty and generality. In addition, we also present a constraint programming model for the proposed questions, which can provide the ...
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false
false
false
true
false
false
false
false
false
false
false
false
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false
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false
false
141,879
2404.04887
A Clinical-oriented Multi-level Contrastive Learning Method for Disease Diagnosis in Low-quality Medical Images
Representation learning offers a conduit to elucidate distinctive features within the latent space and interpret the deep models. However, the randomness of lesion distribution and the complexity of low-quality factors in medical images pose great challenges for models to extract key lesion features. Disease diagnosis ...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
444,842
1907.03336
Search-Based Serving Architecture of Embeddings-Based Recommendations
Over the past 10 years, many recommendation techniques have been based on embedding users and items in latent vector spaces, where the inner product of a (user,item) pair of vectors represents the predicted affinity of the user to the item. A wealth of literature has focused on the various modeling approaches that resu...
false
false
false
false
false
true
true
false
false
false
false
false
false
false
false
false
false
false
137,837
2104.12827
Learning-based decentralized offloading decision making in an adversarial environment
Vehicular fog computing (VFC) pushes the cloud computing capability to the distributed fog nodes at the edge of the Internet, enabling compute-intensive and latency-sensitive computing services for vehicles through task offloading. However, a heterogeneous mobility environment introduces uncertainties in terms of resou...
false
false
false
false
false
false
true
false
false
true
false
false
false
false
false
false
false
false
232,321
2408.07718
Impact of Inaccurate Contamination Ratio on Robust Unsupervised Anomaly Detection
Training data sets intended for unsupervised anomaly detection, typically presumed to be anomaly-free, often contain anomalies (or contamination), a challenge that significantly undermines model performance. Most robust unsupervised anomaly detection models rely on contamination ratio information to tackle contaminatio...
false
false
false
false
true
false
true
false
false
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false
false
false
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false
false
480,699
2406.15581
Necessary and sufficient condition for neutral-type delay systems: Polynomial approximations
A new necessary and sufficient stability test in a tractable number of operations for linear neutral-type delay systems is introduced. It is developed in the Lyapunov-Krasovskii framework via functionals with prescribed derivatives. The necessary conditions, which stem from substituting any polynomial approximation of ...
false
false
false
false
false
false
false
false
false
false
true
false
false
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false
false
466,783
2303.01684
BO-Muse: A human expert and AI teaming framework for accelerated experimental design
In this paper we introduce BO-Muse, a new approach to human-AI teaming for the optimization of expensive black-box functions. Inspired by the intrinsic difficulty of extracting expert knowledge and distilling it back into AI models and by observations of human behavior in real-world experimental design, our algorithm l...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
false
349,060
1710.02081
Online Photometric Calibration for Auto Exposure Video for Realtime Visual Odometry and SLAM
Recent direct visual odometry and SLAM algorithms have demonstrated impressive levels of precision. However, they require a photometric camera calibration in order to achieve competitive results. Hence, the respective algorithm cannot be directly applied to an off-the-shelf-camera or to a video sequence acquired with a...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
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false
false
false
82,104
2204.03776
TorMentor: Deterministic dynamic-path, data augmentations with fractals
We propose the use of fractals as a means of efficient data augmentation. Specifically, we employ plasma fractals for adapting global image augmentation transformations into continuous local transforms. We formulate the diamond square algorithm as a cascade of simple convolution operations allowing efficient computatio...
false
false
false
false
true
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true
false
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false
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false
290,431
2306.01638
Do we become wiser with time? On causal equivalence with tiered background knowledge
Equivalence classes of DAGs (represented by CPDAGs) may be too large to provide useful causal information. Here, we address incorporating tiered background knowledge yielding restricted equivalence classes represented by 'tiered MPDAGs'. Tiered knowledge leads to considerable gains in informativeness and computational ...
false
false
false
false
false
false
true
false
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false
false
false
false
false
false
false
false
370,522
2003.04151
Embedding Propagation: Smoother Manifold for Few-Shot Classification
Few-shot classification is challenging because the data distribution of the training set can be widely different to the test set as their classes are disjoint. This distribution shift often results in poor generalization. Manifold smoothing has been shown to address the distribution shift problem by extending the decis...
false
false
false
false
false
false
true
false
false
false
false
true
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false
false
167,466
2412.17003
Anonymous Shamir's Secret Sharing via Reed-Solomon Codes Against Permutations, Insertions, and Deletions
In this work, we study the performance of Reed-Solomon codes against an adversary that first permutes the symbols of the codeword and then performs insertions and deletions. This adversarial model is motivated by the recent interest in fully anonymous secret-sharing schemes [EBG+24],[BGI+24]. A fully anonymous secret-s...
false
false
false
false
false
false
false
false
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true
false
false
true
false
false
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false
false
519,790
2309.00514
A Machine Vision Method for Correction of Eccentric Error: Based on Adaptive Enhancement Algorithm
In the procedure of surface defects detection for large-aperture aspherical optical elements, it is of vital significance to adjust the optical axis of the element to be coaxial with the mechanical spin axis accurately. Therefore, a machine vision method for eccentric error correction is proposed in this paper. Focusin...
false
false
false
false
false
false
false
false
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false
false
true
false
false
false
false
false
false
389,326
2404.08869
Misinformation Resilient Search Rankings with Webgraph-based Interventions
The proliferation of unreliable news domains on the internet has had wide-reaching negative impacts on society. We introduce and evaluate interventions aimed at reducing traffic to unreliable news domains from search engines while maintaining traffic to reliable domains. We build these interventions on the principles o...
false
false
false
true
false
true
false
false
false
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false
false
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false
false
446,439
2201.06924
A Synthetic Prediction Market for Estimating Confidence in Published Work
Explainably estimating confidence in published scholarly work offers opportunity for faster and more robust scientific progress. We develop a synthetic prediction market to assess the credibility of published claims in the social and behavioral sciences literature. We demonstrate our system and detail our findings usin...
false
false
false
false
true
true
true
false
false
false
false
false
false
true
true
false
false
false
275,877
2201.07705
GEMEL: Model Merging for Memory-Efficient, Real-Time Video Analytics at the Edge
Video analytics pipelines have steadily shifted to edge deployments to reduce bandwidth overheads and privacy violations, but in doing so, face an ever-growing resource tension. Most notably, edge-box GPUs lack the memory needed to concurrently house the growing number of (increasingly complex) models for real-time inf...
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
true
276,109
1901.01855
A* Tree Search for Portfolio Management
We propose a planning-based method to teach an agent to manage portfolio from scratch. Our approach combines deep reinforcement learning techniques with search techniques like AlphaGo. By uniting the advantages in A* search algorithm with Monte Carlo tree search, we come up with a new algorithm named A* tree search in ...
false
false
false
false
true
false
false
false
false
false
false
false
false
false
false
false
false
false
118,065
1704.05123
Resolution-Exact Planner for Thick Non-Crossing 2-Link Robots
We consider the path planning problem for a 2-link robot amidst polygonal obstacles. Our robot is parametrizable by the lengths $\ell_1, \ell_2>0$ of its two links, the thickness $\tau \ge 0$ of the links, and an angle $\kappa$ that constrains the angle between the 2 links to be strictly greater than $\kappa$. The case...
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
true
71,942
2302.14386
Practical Algorithms for Orientations of Partially Directed Graphical Models
In observational studies, the true causal model is typically unknown and needs to be estimated from available observational and limited experimental data. In such cases, the learned causal model is commonly represented as a partially directed acyclic graph (PDAG), which contains both directed and undirected edges indic...
false
false
false
false
true
false
true
false
false
false
false
false
false
false
false
false
false
true
348,274
2209.09185
Active Inference for Autonomous Decision-Making with Contextual Multi-Armed Bandits
In autonomous robotic decision-making under uncertainty, the tradeoff between exploitation and exploration of available options must be considered. If secondary information associated with options can be utilized, such decision-making problems can often be formulated as contextual multi-armed bandits (CMABs). In this s...
false
false
false
false
false
false
true
true
false
false
false
false
false
false
false
false
false
false
318,415
2408.16849
Machine Learning-Based Research on the Adaptability of Adolescents to Online Education
With the rapid advancement of internet technology, the adaptability of adolescents to online learning has emerged as a focal point of interest within the educational sphere. However, the academic community's efforts to develop predictive models for adolescent online learning adaptability require further refinement and ...
false
false
false
false
false
false
true
false
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false
false
false
false
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false
false
true
484,469
1609.04602
New MDS or near MDS self-dual codes over finite fields
The study of MDS self-dual codes has attracted lots of attention in recent years. There are many papers on determining existence of $q-$ary MDS self-dual codes for various lengths. There are not existence of $q-$ary MDS self-dual codes of some lengths, even these lengths $< q$. We generalize MDS Euclidean self-du...
false
false
false
false
false
false
false
false
false
true
false
false
false
false
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false
false
false
61,009
1606.03838
Laplacian LRR on Product Grassmann Manifolds for Human Activity Clustering in Multi-Camera Video Surveillance
In multi-camera video surveillance, it is challenging to represent videos from different cameras properly and fuse them efficiently for specific applications such as human activity recognition and clustering. In this paper, a novel representation for multi-camera video data, namely the Product Grassmann Manifold (PGM),...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
57,153
2310.14028
GASCOM: Graph-based Attentive Semantic Context Modeling for Online Conversation Understanding
Online conversation understanding is an important yet challenging NLP problem which has many useful applications (e.g., hate speech detection). However, online conversations typically unfold over a series of posts and replies to those posts, forming a tree structure within which individual posts may refer to semantic c...
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
false
false
false
401,679
1310.3358
A Kalman Filtering approach of improved precision for fault diagnosis in distributed parameter systems
The Derivative-free nonlinear Kalman Filter is proposed for state estimation and fault diagnosis in distributed parameter systems and particularly in dynamical systems described by partial differential equations of the nonlinear wave type. At a first stage, a nonlinear filtering approach for estimating the dynamics of ...
false
false
false
false
false
false
false
false
false
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true
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false
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false
false
27,738
2412.10424
LLM-as-an-Interviewer: Beyond Static Testing Through Dynamic LLM Evaluation
We introduce LLM-as-an-Interviewer, a novel paradigm for evaluating large language models (LLMs). This approach leverages multi-turn interactions where the LLM interviewer actively provides feedback on responses and poses follow-up questions to the evaluated LLM. At the start of the interview, the LLM interviewer dynam...
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false
false
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false
516,915
2011.03742
Fast 3D Modeling of Anthropomorphic Robotic Hands Based on A Multi-layer Deformable Design
Current anthropomorphic robotic hands mainly focus on improving their dexterity by devising new mechanical structures and actuation systems. However, most of them rely on a single structure/system (e.g., bone-only) and ignore the fact that the human hand is composed of multiple functional structures (e.g., skin, bones,...
false
false
false
false
false
false
false
true
false
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false
false
false
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false
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false
205,338
2312.08022
Mono3DVG: 3D Visual Grounding in Monocular Images
We introduce a novel task of 3D visual grounding in monocular RGB images using language descriptions with both appearance and geometry information. Specifically, we build a large-scale dataset, Mono3DRefer, which contains 3D object targets with their corresponding geometric text descriptions, generated by ChatGPT and r...
false
false
false
false
false
false
false
false
false
false
false
true
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false
false
415,162
1807.07998
Convolutional Neural Networks Analyzed via Inverse Problem Theory and Sparse Representations
Inverse problems in imaging such as denoising, deblurring, superresolution (SR) have been addressed for many decades. In recent years, convolutional neural networks (CNNs) have been widely used for many inverse problem areas. Although their indisputable success, CNNs are not mathematically validated as to how and what ...
false
false
false
false
false
false
true
false
false
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false
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false
false
103,431
1701.04851
Synthesizing Normalized Faces from Facial Identity Features
We present a method for synthesizing a frontal, neutral-expression image of a person's face given an input face photograph. This is achieved by learning to generate facial landmarks and textures from features extracted from a facial-recognition network. Unlike previous approaches, our encoding feature vector is largely...
false
false
false
false
false
false
false
false
false
false
false
true
false
false
false
false
false
false
66,896
2406.11070
Fine-grained Classes and How to Find Them
In many practical applications, coarse-grained labels are readily available compared to fine-grained labels that reflect subtle differences between classes. However, existing methods cannot leverage coarse labels to infer fine-grained labels in an unsupervised manner. To bridge this gap, we propose FALCON, a method tha...
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false
false
false
false
false
true
false
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true
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false
464,702
2305.19582
Causal Discovery with Latent Confounders Based on Higher-Order Cumulants
Causal discovery with latent confounders is an important but challenging task in many scientific areas. Despite the success of some overcomplete independent component analysis (OICA) based methods in certain domains, they are computationally expensive and can easily get stuck into local optima. We notice that interesti...
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false
false
false
true
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true
false
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false
369,591
2401.09032
Improved Consensus ADMM for Cooperative Motion Planning of Large-Scale Connected Autonomous Vehicles with Limited Communication
This paper investigates a cooperative motion planning problem for large-scale connected autonomous vehicles (CAVs) under limited communications, which addresses the challenges of high communication and computing resource requirements. Our proposed methodology incorporates a parallel optimization algorithm with improved...
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false
422,122
2212.07907
Automatic vehicle trajectory data reconstruction at scale
In this paper we propose an automatic trajectory data reconciliation to correct common errors in vision-based vehicle trajectory data. Given "raw" vehicle detection and tracking information from automatic video processing algorithms, we propose a pipeline including (a) an online data association algorithm to match frag...
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false
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336,564
2411.05750
On Differentially Private String Distances
Given a database of bit strings $A_1,\ldots,A_m\in \{0,1\}^n$, a fundamental data structure task is to estimate the distances between a given query $B\in \{0,1\}^n$ with all the strings in the database. In addition, one might further want to ensure the integrity of the database by releasing these distance statistics in...
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false
false
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true
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506,775
2306.15333
Shoggoth: Towards Efficient Edge-Cloud Collaborative Real-Time Video Inference via Adaptive Online Learning
This paper proposes Shoggoth, an efficient edge-cloud collaborative architecture, for boosting inference performance on real-time video of changing scenes. Shoggoth uses online knowledge distillation to improve the accuracy of models suffering from data drift and offloads the labeling process to the cloud, alleviating ...
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false
false
true
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true
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false
375,987
2209.07946
Transport in reservoir computing
Reservoir computing systems are constructed using a driven dynamical system in which external inputs can alter the evolving states of a system. These paradigms are used in information processing, machine learning, and computation. A fundamental question that needs to be addressed in this framework is the statistical re...
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false
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317,952
2207.11447
Handling Data Heterogeneity in Federated Learning via Knowledge Distillation and Fusion
Federated learning (FL) supports distributed training of a global machine learning model across multiple devices with the help of a central server. However, data heterogeneity across different devices leads to the client model drift issue and results in model performance degradation and poor model fairness. To address ...
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false
309,642