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Spiking neural networks have gained significant attention due to their brain-like information processing capabilities. The use of surrogate gradients has made it possible to train spiking neural networks with backpropagation, leading to…

神经与进化计算 · 计算机科学 2023-05-24 Dongcheng Zhao , Guobin Shen , Yiting Dong , Yang Li , Yi Zeng

We study a problem of fundamental importance to ICNs, namely, minimizing routing costs by jointly optimizing caching and routing decisions over an arbitrary network topology. We consider both source routing and hop-by-hop routing settings.…

网络与互联网体系结构 · 计算机科学 2017-08-22 Stratis Ioannidis , Edmund Yeh

We propose a novel neural network architecture (TSympOCNet) to address high--dimensional optimal control problems with linear and nonlinear dynamics. An important application of this method is to solve the path planning problem of…

最优化与控制 · 数学 2024-08-08 Zhen Zhang , Chenye Wang , Shanqing Liu , Jerome Darbon , George Karniadakis

Measurement data is often sampled irregularly i.e. not on equidistant time grids. This is also true for Hamiltonian systems. However, existing machine learning methods, which learn symplectic integrators, such as SympNets [20] and…

机器学习 · 计算机科学 2025-09-22 Konrad Janik , Peter Benner

We propose TopoOpt, a novel direct-connect fabric for deep neural network (DNN) training workloads. TopoOpt co-optimizes the distributed training process across three dimensions: computation, communication, and network topology. We…

网络与互联网体系结构 · 计算机科学 2022-10-03 Weiyang Wang , Moein Khazraee , Zhizhen Zhong , Manya Ghobadi , Zhihao Jia , Dheevatsa Mudigere , Ying Zhang , Anthony Kewitsch

Path planning is a fundamental problem in road networks, with the goal of finding a path that optimizes objectives such as shortest distance or minimal travel time. Existing methods typically use graph indexing to ensure the efficiency of…

数据结构与算法 · 计算机科学 2024-12-10 Hanzhang Chen , Xiangzhi Zhang , Shufeng Gong , Feng Yao , Song Yu , Yanfeng Zhang , Ge Yu

Spiking Neural Network (SNN) is acknowledged as the next generation of Artificial Neural Network (ANN) and hold great promise in effectively processing spatial-temporal information. However, the choice of timestep becomes crucial as it…

神经与进化计算 · 计算机科学 2024-05-03 Dengyu Wu , Yi Qi , Kaiwen Cai , Gaojie Jin , Xinping Yi , Xiaowei Huang

Robotic manipulators are essential for future autonomous systems, yet limited trust in their autonomy has confined them to rigid, task-specific systems. The intricate configuration space of manipulators, coupled with the challenges of…

机器人学 · 计算机科学 2024-08-13 Itamar Mishani , Hayden Feddock , Maxim Likhachev

We propose an adaptive sampling method for the training of Physics Informed Neural Networks (PINNs) which allows for sampling based on an arbitrary problem-specific heuristic which may depend on the network and its gradients. In particular…

数值分析 · 数学 2026-04-08 Kevin Buck , Woojeong Kim

Spiking Neural Networks (SNNs), models inspired by neural mechanisms in the brain, allow for energy-efficient implementation on neuromorphic hardware. However, SNNs trained with current direct training approaches are constrained to a…

机器学习 · 计算机科学 2025-03-25 Kangrui Du , Yuhang Wu , Shikuang Deng , Shi Gu

Traffic flow forecasting is a crucial task in urban computing. The challenge arises as traffic flows often exhibit intrinsic and latent spatio-temporal correlations that cannot be identified by extracting the spatial and temporal patterns…

机器学习 · 计算机科学 2022-02-02 Song Yang , Jiamou Liu , Kaiqi Zhao

Autonomous mobile agents require low-power/energy-efficient machine learning (ML) algorithms to complete their ML-based tasks while adapting to diverse environments, as mobile agents are usually powered by batteries. These requirements can…

神经与进化计算 · 计算机科学 2024-04-08 Rachmad Vidya Wicaksana Putra , Muhammad Shafique

In this paper, we introduce a time-stampless adaptive nonuniform sampling (TANS) framework, in which time increments between samples are determined by a function of the $m$ most recent increments and sample values. Since only past samples…

信息论 · 计算机科学 2015-03-24 Soheil Feizi , Vivek K Goyal , Muriel Medard

Physics-informed neural networks (PINNs) solve time-dependent partial differential equations (PDEs) by learning a mesh-free, differentiable solution that can be evaluated anywhere in space and time. However, standard space--time PINNs take…

机器学习 · 计算机科学 2026-01-29 Chen-Yang Dai , Che-Chia Chang , Te-Sheng Lin , Ming-Chih Lai , Chieh-Hsin Lai

Enabling efficient and accurate deep neural network (DNN) inference on microcontrollers is non-trivial due to the constrained on-chip resources. Current methodologies primarily focus on compressing larger models yet at the expense of model…

机器学习 · 计算机科学 2024-03-15 Xiao Ma , Shengfeng He , Hezhe Qiao , Dong Ma

Attentive Neural Process (ANP) improves the fitting ability of Neural Process (NP) and improves its prediction accuracy, but the higher time complexity of the model imposes a limitation on the length of the input sequence. Inspired by…

计算机视觉与模式识别 · 计算机科学 2022-02-07 Xiaohan Yu , Shaochen Mao

Resource is an important constraint when deploying Deep Neural Networks (DNNs) on mobile and edge devices. Existing works commonly adopt the cell-based search approach, which limits the flexibility of network patterns in learned cell…

机器学习 · 计算机科学 2020-03-04 Tunhou Zhang , Hsin-Pai Cheng , Zhenwen Li , Feng Yan , Chengyu Huang , Hai Li , Yiran Chen

Researchers of temporal networks (e.g., social networks and transaction networks) have been interested in mining dynamic patterns of nodes from their diverse interactions. Inspired by recently powerful graph mining methods like skip-gram…

信息检索 · 计算机科学 2023-04-18 Tongya Zheng , Zunlei Feng , Tianli Zhang , Yunzhi Hao , Mingli Song , Xingen Wang , Xinyu Wang , Ji Zhao , Chun Chen

In this paper, we propose a path re-planning algorithm that makes robots able to work in scenarios with moving obstacles. The algorithm switches between a set of pre-computed paths to avoid collisions with moving obstacles. It also improves…

机器人学 · 计算机科学 2023-12-01 Cesare Tonola , Marco Faroni , Nicola Pedrocchi , Manuel Beschi

Datacenter network design plays a critical role in AI training by supporting scaling to thousands of accelerators. An open problem, designing a near-optimal throughput oriented network-topology, routing, and collectives-has not been…

网络与互联网体系结构 · 计算机科学 2026-05-28 Conor James Green , Mithuna Thottethodi