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The machine learning approaches are applied in the dynamical simulation of open quantum systems. The long short-term memory recurrent neural network (LSTM-RNN) models are used to simulate the long-time quantum dynamics, which are built…

Quantum Physics · Physics 2022-05-10 Kunni Lin , Jiawei Peng , Chao Xu , Feng Long Gu , Zhenggang Lan

Skeleton-based human action recognition has recently attracted increasing attention due to the popularity of 3D skeleton data. One main challenge lies in the large view variations in captured human actions. We propose a novel view…

Computer Vision and Pattern Recognition · Computer Science 2017-08-07 Pengfei Zhang , Cuiling Lan , Junliang Xing , Wenjun Zeng , Jianru Xue , Nanning Zheng

Much sequential data exhibits highly non-uniform information distribution. This cannot be correctly modeled by traditional Long Short-Term Memory (LSTM). To address that, recent works have extended LSTM by adding more activations between…

Neural and Evolutionary Computing · Computer Science 2019-03-07 Yifeng Zhang , Ka-Ho Chow , S. -H. Gary Chan

We introduce for the first time the utilization of Long short-term memory (LSTM) neural network architectures for the compensation of fiber nonlinearities in digital coherent systems. We conduct numerical simulations considering either…

Signal Processing · Electrical Eng. & Systems 2020-12-16 Stavros Deligiannidis , Adonis Bogris , Charis Mesaritakis , Yannis Kopsinis

With the fast development of effective and low-cost human skeleton capture systems, skeleton-based action recognition has attracted much attention recently. Most existing methods use Convolutional Neural Network (CNN) and Recurrent Neural…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Wu Zheng , Lin Li , Zhaoxiang Zhang , Yan Huang , Liang Wang

Long Short-Term Memory (LSTM) is the primary recurrent neural networks architecture for acoustic modeling in automatic speech recognition systems. Residual learning is an efficient method to help neural networks converge easier and faster.…

Computation and Language · Computer Science 2017-08-21 Lu Huang , Jiasong Sun , Ji Xu , Yi Yang

Optimal decision-making in social settings is often based on forecasts from time series (TS) data. Recently, several approaches using deep neural networks (DNNs) such as recurrent neural networks (RNNs) have been introduced for TS…

Machine Learning · Computer Science 2020-11-17 Philippe Chatigny , Jean-Marc Patenaude , Shengrui Wang

Neuromorphic computing mimics the organizational principles of the brain in its quest to replicate the brain's intellectual abilities. An impressive ability of the brain is its adaptive intelligence, which allows the brain to regulate its…

Applied Physics · Physics 2021-10-19 Priyamvada Jadaun , Can Cui , Sam Liu , Jean Anne C. Incorvia

Traditional von Neumann architecture based processors become inefficient in terms of energy and throughput as they involve separate processing and memory units, also known as~\textit{memory wall}. The memory wall problem is further…

Signal Processing · Electrical Eng. & Systems 2020-05-20 Abhash Kumar , Jawar Singh , Sai Manohar Beeraka , Bharat Gupta

Long Short-Term Memory (LSTM) has achieved state-of-the-art performances on a wide range of tasks. Its outstanding performance is guaranteed by the long-term memory ability which matches the sequential data perfectly and the gating…

Neural and Evolutionary Computing · Computer Science 2019-01-29 Shiwei Liu , Decebal Constantin Mocanu , Mykola Pechenizkiy

Unsupervised anomaly detection aims to build models to effectively detect unseen anomalies by only training on the normal data. Although previous reconstruction-based methods have made fruitful progress, their generalization ability is…

Machine Learning · Computer Science 2022-01-04 Yuxin Zhang , Jindong Wang , Yiqiang Chen , Han Yu , Tao Qin

Memory is critical for enabling large language model (LLM) based agents to maintain coherent behavior over long-horizon interactions. However, existing agent memory systems suffer from two key gaps: they rely on a one-size-fits-all memory…

Artificial Intelligence · Computer Science 2026-02-17 Mingfei Lu , Mengjia Wu , Feng Liu , Jiawei Xu , Weikai Li , Haoyang Wang , Zhengdong Hu , Ying Ding , Yizhou Sun , Jie Lu , Yi Zhang

In mobile communication scenarios, the acquired channel state information (CSI) rapidly becomes outdated due to fast-changing channels. Opportunistic transmitter selection based on current CSI for secrecy improvement may be outdated during…

Signal Processing · Electrical Eng. & Systems 2024-05-02 Shashi Bhushan Kotwal , Chinmoy Kundu , Sudhakar Modem , Holger Claussen , Lester Ho

In this work, we first analyze the memory behavior in three recurrent neural networks (RNN) cells; namely, the simple RNN (SRN), the long short-term memory (LSTM) and the gated recurrent unit (GRU), where the memory is defined as a function…

Machine Learning · Computer Science 2019-11-19 Yuanhang Su , C. -C. Jay Kuo

Through continuous observation and modeling of normal behavior in networks, Anomaly-based Network Intrusion Detection System (A-NIDS) offers a way to find possible threats via deviation from the normal model. The analysis of network traffic…

Networking and Internet Architecture · Computer Science 2019-06-13 Nguyen Thanh Van , Tran Ngoc Thinh , Le Thanh Sach

Recent breakthroughs in recurrent deep neural networks with long short-term memory (LSTM) units has led to major advances in artificial intelligence. State-of-the-art LSTM models with significantly increased complexity and a large number of…

Deep operator networks (DeepONets, DONs) offer a distinct advantage over traditional neural networks in their ability to be trained on multi-resolution data. This property becomes especially relevant in real-world scenarios where…

Machine Learning · Computer Science 2023-10-05 Katarzyna Michałowska , Somdatta Goswami , George Em Karniadakis , Signe Riemer-Sørensen

Long short-term memory (LSTM) is a robust recurrent neural network architecture for learning spatiotemporal sequential data. However, it requires significant computational power for learning and implementing from both software and hardware…

Machine Learning · Computer Science 2022-10-26 Nelly Elsayed , Zag ElSayed , Anthony S. Maida

Anomaly detection for non-linear dynamical system plays an important role in ensuring the system stability. However, it is usually complex and has to be solved by large-scale simulation which requires extensive computing resources. In this…

Signal Processing · Electrical Eng. & Systems 2020-06-08 Yue Tan , Chunjing Hu , Kuan Zhang , Kan Zheng , Ethan A. Davis , Jae Sung Park

This work presents a new sufficient condition for synthesizing nonlinear controllers that yield bounded closed-loop tracking error transients despite the presence of unmatched uncertainties that are concurrently being learned online. The…

Systems and Control · Electrical Eng. & Systems 2023-10-23 Samuel G. Gessow , Brett T. Lopez