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Understanding how the brain responds to sensory inputs is challenging: brain recordings are partial, noisy, and high dimensional; they vary across sessions and subjects and they capture highly nonlinear dynamics. These challenges have led…

神经元与认知 · 定量生物学 2022-10-03 Omar Chehab , Alexandre Defossez , Jean-Christophe Loiseau , Alexandre Gramfort , Jean-Remi King

Approximating wind flows using computational fluid dynamics (CFD) methods can be time-consuming. Creating a tool for interactively designing prototypes while observing the wind flow change requires simpler models to simulate faster. Instead…

计算机视觉与模式识别 · 计算机科学 2022-01-05 Henrik Hoeiness , Kristoffer Gjerde , Luca Oggiano , Knut Erik Teigen Giljarhus , Massimiliano Ruocco

Recent work on Graph Neural Networks has demonstrated that self-supervised pretraining can further enhance performance on downstream graph, link, and node classification tasks. However, the efficacy of pretraining tasks has not been fully…

机器学习 · 计算机科学 2023-03-28 Jonathan Pilault , Michael Galkin , Bahare Fatemi , Perouz Taslakian , David Vasquez , Christopher Pal

Optimizing the execution time of tensor program, e.g., a convolution, involves finding its optimal configuration. Searching the configuration space exhaustively is typically infeasible in practice. In line with recent research using TVM, we…

机器学习 · 统计学 2019-11-28 Jakub M. Tomczak , Romain Lepert , Auke Wiggers

A wide variety of deep reinforcement learning (DRL) models have recently been proposed to learn profitable investment strategies. The rules learned by these models outperform the previous strategies specially in high frequency trading…

统计金融 · 定量金融 2021-01-12 Mehran Taghian , Ahmad Asadi , Reza Safabakhsh

Deep learning applications are computation-intensive and often employ GPU as the underlying computing devices. Deep learning frameworks provide powerful programming interfaces, but the gap between source codes and practical GPU operations…

软件工程 · 计算机科学 2017-07-13 Jiazhen Gu , Huan Liu , Yangfan Zhou , Xin Wang

Recently, graph neural networks (GNNs) have proved to be suitable in tasks on unstructured data. Particularly in tasks as community detection, node classification, and link prediction. However, most GNN models still operate with static…

机器学习 · 计算机科学 2019-06-07 Darwin Saire Pilco , Adín Ramírez Rivera

Foreground segmentation algorithms aim segmenting moving objects from the background in a robust way under various challenging scenarios. Encoder-decoder type deep neural networks that are used in this domain recently perform impressive…

计算机视觉与模式识别 · 计算机科学 2019-09-04 Long Ang Lim , Hacer Yalim Keles

The encoding of input parameters is one of the fundamental building blocks of neural network algorithms. Its goal is to map the input data to a higher-dimensional space, typically supported by trained feature vectors. The mapping is crucial…

图形学 · 计算机科学 2025-07-29 Jakub Bokšanský , Daniel Meister , Carsten Benthin

We propose Fast-and-Frugal Text-Graph (FnF-TG) Transformers, a Transformer-based framework that unifies textual and structural information for inductive link prediction in text-attributed knowledge graphs. We demonstrate that, by…

计算与语言 · 计算机科学 2025-06-17 Andrei C. Coman , Christos Theodoropoulos , Marie-Francine Moens , James Henderson

We describe a recurrent neural network (RNN) based architecture to learn the flow function of a causal, time-invariant and continuous-time control system from trajectory data. By restricting the class of control inputs to piecewise constant…

系统与控制 · 电气工程与系统科学 2023-04-12 Miguel Aguiar , Amritam Das , Karl H. Johansson

Background: Building visual encoding models to accurately predict visual responses is a central challenge for current vision-based brain-machine interface techniques. To achieve high prediction accuracy on neural signals, visual encoding…

计算机视觉与模式识别 · 计算机科学 2019-02-26 Chi Zhang , Kai Qiao , Linyuan Wang , Li Tong , Guoen Hu , Ruyuan Zhang , Bin Yan

The backpropagation of error algorithm used to train deep neural networks has been fundamental to the successes of deep learning. However, it requires sequential backward updates and non-local computations, which make it challenging to…

神经与进化计算 · 计算机科学 2022-02-22 Beren Millidge , Tommaso Salvatori , Yuhang Song , Rafal Bogacz , Thomas Lukasiewicz

In recent years deep learning algorithms have shown extremely high performance on machine learning tasks such as image classification and speech recognition. In support of such applications, various FPGA accelerator architectures have been…

机器学习 · 计算机科学 2017-05-09 Xinyu Zhang , Srinjoy Das , Ojash Neopane , Ken Kreutz-Delgado

In natural language processing (NLP), the "Transformer" architecture was proposed as the first transduction model replying entirely on self-attention mechanisms without using sequence-aligned recurrent neural networks (RNNs) or convolution,…

分布式、并行与集群计算 · 计算机科学 2020-07-20 Bingbing Li , Santosh Pandey , Haowen Fang , Yanjun Lyv , Ji Li , Jieyang Chen , Mimi Xie , Lipeng Wan , Hang Liu , Caiwen Ding

Neural machine translation (NMT) models generally adopt an encoder-decoder architecture for modeling the entire translation process. The encoder summarizes the representation of input sentence from scratch, which is potentially a problem if…

计算与语言 · 计算机科学 2018-12-27 Xinwei Geng , Longyue Wang , Xing Wang , Bing Qin , Ting Liu , Zhaopeng Tu

The Transformer architecture has become a dominant choice in many domains, such as natural language processing and computer vision. Yet, it has not achieved competitive performance on popular leaderboards of graph-level prediction compared…

机器学习 · 计算机科学 2021-11-25 Chengxuan Ying , Tianle Cai , Shengjie Luo , Shuxin Zheng , Guolin Ke , Di He , Yanming Shen , Tie-Yan Liu

Graph partitioning (GP) is a classic problem that divides the node set of a graph into densely-connected blocks. Following the IEEE HPEC Graph Challenge and recent advances in pre-training techniques (e.g., large-language models), we…

机器学习 · 计算机科学 2024-09-04 Meng Qin , Chaorui Zhang , Yu Gao , Yibin Ding , Weipeng Jiang , Weixi Zhang , Wei Han , Bo Bai

Graph neural networks are deep neural networks designed for graphs with attributes attached to nodes or edges. The number of research papers in the literature concerning these models is growing rapidly due to their impressive performance on…

机器学习 · 计算机科学 2024-12-30 James H. Tanis , Chris Giannella , Adrian V. Mariano

An accelerator is a specialized integrated circuit designed to perform specific computations faster than if those were performed by CPU or GPU. A Field-Programmable DNN learning and inference accelerator (FProg-DNN) using hybrid systolic…

机器学习 · 计算机科学 2018-03-26 Luiz M Franca-Neto