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Accurate knowledge of the state variables in a dynamical system is critical for effective control, diagnosis, and supervision, especially when direct measurements of all states are infeasible. This paper presents a novel approach to…

动力系统 · 数学 2025-07-10 Ayoub Farkane , Mohamed Boutayeb , Mustapha Oudani , Mounir Ghogho

Small-signal models of DC-DC converters are often based on a state-space averaging approach, from which both control-oriented and other frequency-domain characteristics, such as input or output impedance, can be derived. Updating these…

系统与控制 · 电气工程与系统科学 2019-08-14 Gernot Herbst

Language models have been successfully used to model natural signals, such as images, speech, and music. A key component of these models is a high quality neural compression model that can compress high-dimensional natural signals into…

声音 · 计算机科学 2023-10-30 Rithesh Kumar , Prem Seetharaman , Alejandro Luebs , Ishaan Kumar , Kundan Kumar

Recent selective state space models (SSMs), such as Mamba and Mamba-2, have demonstrated strong performance in sequence modeling owing to input-dependent selection mechanisms. However, these mechanisms lack theoretical grounding and cannot…

机器学习 · 计算机科学 2025-12-19 Lei Wang , Xin Tan , Mingwei Wang , Ying Zhang

Accurate classification of respiratory sounds requires deep learning models that effectively capture fine-grained acoustic features and long-range temporal dependencies. Convolutional Neural Networks (CNNs) are well-suited for extracting…

声音 · 计算机科学 2025-07-29 Nouhaila Fraihi , Ouassim Karrakchou , Mounir Ghogho

Deep neural networks typically impose significant computational loads and memory consumption. Moreover, the large parameters pose constraints on deploying the model on edge devices such as embedded systems. Tensor decomposition offers a…

计算机视觉与模式识别 · 计算机科学 2024-08-30 Yaping He , Linhao Jiang , Di Wu

We study the problem of compressing recurrent neural networks (RNNs). In particular, we focus on the compression of RNN acoustic models, which are motivated by the goal of building compact and accurate speech recognition systems which can…

计算与语言 · 计算机科学 2016-05-03 Rohit Prabhavalkar , Ouais Alsharif , Antoine Bruguier , Ian McGraw

This paper describes the optimal selection of a control policy to program the steady state of controlled nonlinear systems with hyperbolic fixed points. This work is motivated by the field of synthetic biology, in which saddle points are…

动力系统 · 数学 2020-06-11 Aqib Hasnain , Nibodh Boddupalli , Shara Balakrishnan , Enoch Yeung

This paper investigates the optimization of Truncated Backpropagation Through Time (TBPTT) for training neural networks in digital audio effect modeling, with a focus on dynamic range compression. The study evaluates key TBPTT…

机器学习 · 计算机科学 2025-12-09 Yann Bourdin , Pierrick Legrand , Fanny Roche

Digital imaging systems have traditionally relied on brute-force measurement and processing of pixels arranged on regular grids. In contrast, the human visual system performs significant data reduction from the large number of…

图像与视频处理 · 电气工程与系统科学 2025-03-25 Matheus Souza , Yidan Zheng , Kaizhang Kang , Yogeshwar Nath Mishra , Qiang Fu , Wolfgang Heidrich

Deep neural networks have achieved strong performance in image classification tasks due to their ability to learn complex patterns from high-dimensional data. However, their large computational and memory requirements often limit deployment…

计算机视觉与模式识别 · 计算机科学 2026-03-06 Sai Shi

Large Language Models (LLMs) often experience performance degradation during long-running interactions due to increasing context length, memory saturation, and computational overhead. This paper presents an adaptive context compression…

计算机视觉与模式识别 · 计算机科学 2026-04-01 Payal Fofadiya , Sunil Tiwari

In this work a theory is developed for unifying large classes of nonlinear discrete-time dynamical systems obeying a superposition of a weighted maximum or minimum type. The state vectors and input-output signals evolve on nonlinear spaces…

系统与控制 · 计算机科学 2019-12-10 Petros Maragos

Recent advances in deep generative modeling have enabled efficient modeling of high dimensional data distributions and opened up a new horizon for solving data compression problems. Specifically, autoencoder based learned image or video…

机器学习 · 计算机科学 2020-04-10 Adam Golinski , Reza Pourreza , Yang Yang , Guillaume Sautiere , Taco S Cohen

Extensive efforts have been made to boost the performance in the domain of language models by introducing various attention-based transformers. However, the inclusion of linear layers with large dimensions contributes to significant…

机器学习 · 计算机科学 2024-11-19 Priyansh Bhatnagar , Linfeng Wen , Mingu Kang

Time series modeling is a well-established problem, which often requires that methods (1) expressively represent complicated dependencies, (2) forecast long horizons, and (3) efficiently train over long sequences. State-space models (SSMs)…

机器学习 · 计算机科学 2023-03-17 Michael Zhang , Khaled K. Saab , Michael Poli , Tri Dao , Karan Goel , Christopher Ré

Fine-tuning pre-trained language models improves the quality of commercial reply suggestion systems, but at the cost of unsustainable training times. Popular training time reduction approaches are resource intensive, thus we explore…

计算与语言 · 计算机科学 2021-11-30 Vaishnavi Shrivastava , Radhika Gaonkar , Shashank Gupta , Abhishek Jha

Learned visual compression is an important and active task in multimedia. Existing approaches have explored various CNN- and Transformer-based designs to model content distribution and eliminate redundancy, where balancing efficacy (i.e.,…

图像与视频处理 · 电气工程与系统科学 2024-05-29 Shiyu Qin , Jinpeng Wang , Yimin Zhou , Bin Chen , Tianci Luo , Baoyi An , Tao Dai , Shutao Xia , Yaowei Wang

We investigate the potential of stochastic neural networks for learning effective waveform-based acoustic models. The waveform-based setting, inherent to fully end-to-end speech recognition systems, is motivated by several comparative…

机器学习 · 统计学 2021-08-17 Dino Oglic , Zoran Cvetkovic , Peter Sollich

We propose a unified signal compression framework that uses a generative adversarial network (GAN) to compress heterogeneous signals. The compressed signal is represented as a latent vector and fed into a generator network that is trained…

信号处理 · 电气工程与系统科学 2021-09-24 Bowen Liu , Changwoo Lee , Ang Cao , Hun-Seok Kim