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The problem of keyword spotting i.e. identifying keywords in a real-time audio stream is mainly solved by applying a neural network over successive sliding windows. Due to the difficulty of the task, baseline models are usually large,…

机器学习 · 计算机科学 2018-11-19 Tom Véniat , Olivier Schwander , Ludovic Denoyer

This paper proposes a neural architecture search space using ResNet as a framework, with search objectives including parameters for convolution, pooling, fully connected layers, and connectivity of the residual network. In addition to…

神经与进化计算 · 计算机科学 2025-11-03 Shang Wang , Huanrong Tang , Jianquan Ouyang

In the past few years, neural architecture search (NAS) has become an increasingly important tool within the deep learning community. Despite the many recent successes of NAS, however, most existing approaches operate within highly…

机器学习 · 计算机科学 2022-11-14 Charles Jin , Phitchaya Mangpo Phothilimthana , Sudip Roy

Neural architecture search (NAS) is a promising research direction that has the potential to replace expert-designed networks with learned, task-specific architectures. In this work, in order to help ground the empirical results in this…

机器学习 · 计算机科学 2019-08-01 Liam Li , Ameet Talwalkar

In statistics, the least absolute shrinkage and selection operator (Lasso) is a regression method that performs both variable selection and regularization. There is a lot of literature available, discussing the statistical properties of the…

统计计算 · 统计学 2023-03-08 Yujie Zhao , Xiaoming Huo

The searching procedure of neural architecture search (NAS) is notoriously time consuming and cost prohibitive.To make the search space continuous, most existing gradient-based NAS methods relax the categorical choice of a particular…

计算机视觉与模式识别 · 计算机科学 2019-12-11 Shoufa Chen , Yunpeng Chen , Shuicheng Yan , Jiashi Feng

Dimension of the encoder output (i.e., the code layer) in an autoencoder is a key hyper-parameter for representing the input data in a proper space. This dimension must be carefully selected in order to guarantee the desired reconstruction…

机器学习 · 计算机科学 2021-02-02 Pedram Fekri , Ali Akbar Safavi , Mehrdad Hosseini Zadeh , Peyman Setoodeh

Iterative algorithms based on thresholding, feedback and null space tuning (NST+HT+FB) for sparse signal recovery are exceedingly effective and fast, particularly for large scale problems. The core algorithm is shown to converge in finitely…

数值分析 · 数学 2017-11-08 Ningning Han , Shidong Li , Zhanjie Song , Hong Wang

We address the problem of recovering a sparse signal from clipped or quantized measurements. We show how these two problems can be formulated as minimizing the distance to a convex feasibility set, which provides a convex and differentiable…

信号处理 · 电气工程与系统科学 2018-12-05 Lucas Rencker , Francis Bach , Wenwu Wang , Mark D. Plumbley

In this note, we consider a special instance of the scaled, inexact and adaptive generalised Fast Iterative Soft-Thresholding Algorithm (SAGE-FISTA) recently proposed in (Rebegoldi, Calatroni, '21) for the efficient solution of strongly…

最优化与控制 · 数学 2021-04-02 Luca Calatroni , Simone Rebegoldi

Recent advances in Neural Architecture Search (NAS) such as one-shot NAS offer the ability to extract specialized hardware-aware sub-network configurations from a task-specific super-network. While considerable effort has been employed…

Complex-field signal recovery problems from noisy linear/nonlinear measurements appear in many areas of signal processing and wireless communications. In this paper, we propose a trainable iterative signal recovery algorithm named…

信息论 · 计算机科学 2019-10-18 Satoshi Takabe , Tadashi Wadayama , Yonina C. Eldar

Data-driven methods have made great progress in fault diagnosis, especially deep learning method. Deep learning is suitable for processing big data, and has a strong feature extraction ability to realize end-to-end fault diagnosis systems.…

机器学习 · 计算机科学 2020-02-20 Xudong Li , Yang Hu , Jianhua Zheng , Mingtao Li

We propose a novel strategy for Neural Architecture Search (NAS) based on Bregman iterations. Starting from a sparse neural network our gradient-based one-shot algorithm gradually adds relevant parameters in an inverse scale space manner.…

机器学习 · 计算机科学 2021-06-07 Leon Bungert , Tim Roith , Daniel Tenbrinck , Martin Burger

One of the most popular and important first-order iterations that provides optimal complexity of the classical proximal gradient method (PGM) is the "Fast Iterative Shrinkage/Thresholding Algorithm" (FISTA). In this paper, two inexact…

最优化与控制 · 数学 2020-05-11 Yunier Bello-Cruz , Max L. N. Gonçalves , Nathan Krislock

Parsimonious representations are ubiquitous in modeling and processing information. Motivated by the recent Multi-Layer Convolutional Sparse Coding (ML-CSC) model, we herein generalize the traditional Basis Pursuit problem to a multi-layer…

机器学习 · 计算机科学 2018-11-22 Jeremias Sulam , Aviad Aberdam , Amir Beck , Michael Elad

Neural Architecture Search (NAS) has recently become a topic of great interest. However, there is a potentially impactful issue within NAS that remains largely unrecognized: noise. Due to stochastic factors in neural network initialization,…

神经与进化计算 · 计算机科学 2022-05-03 Arkadiy Dushatskiy , Tanja Alderliesten , Peter A. N. Bosman

Current neural architecture search (NAS) algorithms still require expert knowledge and effort to design a search space for network construction. In this paper, we consider automating the search space design to minimize human interference,…

计算机视觉与模式识别 · 计算机科学 2021-03-23 Daquan Zhou , Xiaojie Jin , Xiaochen Lian , Linjie Yang , Yujing Xue , Qibin Hou , Jiashi Feng

Driven by the continuous development of models such as Multi-Layer Perceptron, Convolutional Neural Network (CNN), and Transformer, deep learning has made breakthrough progress in fields such as computer vision and natural language…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Shuang Liu , Lina Zhao , Tian Wang , Huaqing Wang

This paper develops a novel algorithm, termed \emph{SPARse Truncated Amplitude flow} (SPARTA), to reconstruct a sparse signal from a small number of magnitude-only measurements. It deals with what is also known as sparse phase retrieval…

信息论 · 计算机科学 2017-10-31 Gang Wang , Liang Zhang , Georgios B. Giannakis , Mehmet Akcakaya , Jie Chen