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Spiking Neural Networks (SNNs) compute using sparse communication and are attracting increased attention as a more energy-efficient alternative to traditional Artificial Neural Networks~(ANNs). While standard ANNs are stateless, spiking…

神经与进化计算 · 计算机科学 2025-06-27 Balázs Mészáros , James C. Knight , Thomas Nowotny

Spiking neural networks (SNNs) have tremendous potential for energy-efficient neuromorphic chips due to their binary and event-driven architecture. SNNs have been primarily used in classification tasks, but limited exploration on image…

神经与进化计算 · 计算机科学 2023-09-25 Mingxuan Liu , Jie Gan , Rui Wen , Tao Li , Yongli Chen , Hong Chen

Known as low energy consumption networks, spiking neural networks (SNNs) have gained a lot of attention within the past decades. While SNNs are increasing competitive with artificial neural networks (ANNs) for vision tasks, they are rarely…

计算与语言 · 计算机科学 2024-12-25 Shuaijie Shen , Chao Wang , Renzhuo Huang , Yan Zhong , Qinghai Guo , Zhichao Lu , Jianguo Zhang , Luziwei Leng

Numerous dual-energy CT (DECT) techniques have been developed in the past few decades. Dual-energy CT (DECT) statistical iterative reconstruction (SIR) has demonstrated its potential for reducing noise and increasing accuracy. Our lab…

图像与视频处理 · 电气工程与系统科学 2023-02-02 Tao Ge , Maria Medrano , Rui Liao , David G. Politte , Jeffrey F. Williamson , Bruce R. Whiting , Joseph A. O'Sullivan

The Kalman filter and Rauch-Tung-Striebel (RTS) smoother are optimal for state estimation in linear dynamic systems. With nonlinear systems, the challenge consists in how to propagate uncertainty through the state transitions and output…

系统与控制 · 电气工程与系统科学 2026-05-11 Simon Kuang , Xinfan Lin

State-space models (SSMs) offer a powerful framework for dynamical system analysis, wherein the temporal dynamics of the system are assumed to be captured through the evolution of the latent states, which govern the values of the…

机器学习 · 统计学 2024-12-17 Jiahe Lin , George Michailidis

Biologically inspired Spiking Neural Networks (SNNs) have attracted significant attention for their ability to provide extremely energy-efficient machine intelligence through event-driven operation and sparse activities. As artificial…

神经与进化计算 · 计算机科学 2023-04-25 Shaoyi Huang , Haowen Fang , Kaleel Mahmood , Bowen Lei , Nuo Xu , Bin Lei , Yue Sun , Dongkuan Xu , Wujie Wen , Caiwen Ding

This paper is concerned with the state estimation problem for two-dimensional systems with asynchronous multichannel delays and energy harvesting constraints. In the system, each smart sensor has a certain probability of harvesting energy…

系统与控制 · 电气工程与系统科学 2024-05-15 Yu Chen , Wei Wang

In the context of networked discrete-event systems (DESs), communication delays and losses exist between the plant and the supervisor for observation and between the supervisor and the actuator for control. In this paper, we first introduce…

系统与控制 · 电气工程与系统科学 2022-10-07 Yunfeng Hou , Yunfeng Ji , Gang Wang , Ching-Yen Weng , Qingdu Li

Kernel density estimation (KDE) is one of the most widely used nonparametric density estimation methods. The fact that it is a memory-based method, i.e., it uses the entire training data set for prediction, makes it unsuitable for most…

机器学习 · 计算机科学 2022-08-08 Joseph A. Gallego , Juan F. Osorio , Fabio A. González

This paper considers estimating the parameters in a regime-switching stochastic differential equation(SDE) driven by Normal Inverse Gaussian(NIG) noise. The model under consideration incorporates a continuous-time finite state Markov chain…

统计计算 · 统计学 2024-12-10 Yuzhong Cheng , Hiroki Masuda

Diffusion models have demonstrated remarkable generative capabilities in image processing tasks. We propose a Sparse condition Temporal Rewighted Integrated Distribution Estimation guided diffusion model (STRIDE) for sparse-view CT…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Zekun Zhou , Yanru Gong , Liu Shi , Qiegen Liu

In this paper, we consider linear state-space models with compressible innovations and convergent transition matrices in order to model spatiotemporally sparse transient events. We perform parameter and state estimation using a dynamic…

机器学习 · 统计学 2016-10-21 Abbas Kazemipour , Ji Liu , Patrick Kanold , Min Wu , Behtash Babadi

Time-synchronized state estimation is a challenge for distribution systems because of limited real-time observability. This paper addresses this challenge by formulating a deep learning (DL)-based approach to perform unbalanced three-phase…

机器学习 · 计算机科学 2021-02-11 Behrouz Azimian , Reetam Sen Biswas , Anamitra Pal , Lang Tong

In this paper, we carry out numerical analysis to prove convergence of a novel sample-wise back-propagation method for training a class of stochastic neural networks (SNNs). The structure of the SNN is formulated as discretization of a…

数值分析 · 数学 2022-12-20 Richard Archibald , Feng Bao , Yanzhao Cao , Hui Sun

In the remote state estimation problem, an observer tries to reconstruct the state of a dynamical system at a remote location, where no direct sensor measurements are available. The observer only has access to information sent through a…

最优化与控制 · 数学 2021-06-28 Christoph Kawan , Sigurdur Hafstein , Peter Giesl

Recurrent neural networks (RNNs) are valued for their computational efficiency and reduced memory requirements on tasks involving long sequence lengths but require high memory-processor bandwidth to train. Checkpointing techniques can…

神经与进化计算 · 计算机科学 2024-12-17 Wadjih Bencheikh , Jan Finkbeiner , Emre Neftci

Physics-informed neural networks (PINNs) were recently proposed in [1] as an alternative way to solve partial differential equations (PDEs). A neural network (NN) represents the solution while a PDE-induced NN is coupled to the solution NN,…

计算物理 · 物理学 2019-10-22 Xiaoli Chen , Jinqiao Duan , George Em Karniadakis

Channel estimation is a fundamental task in communication systems and is critical for effective demodulation. While most works deal with a simple scenario where the measurements are corrupted by the additive white Gaussian noise (AWGN),…

信号处理 · 电气工程与系统科学 2024-12-10 Yifan Wang , Chengjie Yu , Jiang Zhu , Fangyong Wang , Xingbin Tu , Yan Wei , Fengzhong Qu

Spiking Neural Networks (SNNs), with their inherent recurrence, offer an efficient method for processing the asynchronous temporal data generated by Dynamic Vision Sensors (DVS), making them well-suited for event-based vision applications.…

硬件体系结构 · 计算机科学 2024-11-06 Deepika Sharma , Shubham Negi , Trishit Dutta , Amogh Agrawal , Kaushik Roy