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相关论文: A Lottery Ticket Hypothesis Framework for Low-Comp…

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In this report, the Brno University of Technology (BUT) team submissions for Task 1 (Acoustic Scene Classification, ASC) of the DCASE-2019 challenge are described. Also, the analysis of different methods is provided. The proposed approach…

音频与语音处理 · 电气工程与系统科学 2019-07-17 Hossein Zeinali , Lukáš Burget , Jan "Honza'' Černocký

The conventional lottery ticket hypothesis (LTH) claims that there exists a sparse subnetwork within a dense neural network and a proper random initialization method called the winning ticket, such that it can be trained from scratch to…

计算机视觉与模式识别 · 计算机科学 2023-05-31 Xuan Shen , Zhenglun Kong , Minghai Qin , Peiyan Dong , Geng Yuan , Xin Meng , Hao Tang , Xiaolong Ma , Yanzhi Wang

LPCNet is an efficient vocoder that combines linear prediction and deep neural network modules to keep the computational complexity low. In this work, we present two techniques to further reduce it's complexity, aiming for a low-cost LPCNet…

The computer vision world has been re-gaining enthusiasm in various pre-trained models, including both classical ImageNet supervised pre-training and recently emerged self-supervised pre-training such as simCLR and MoCo. Pre-trained weights…

机器学习 · 计算机科学 2021-03-31 Tianlong Chen , Jonathan Frankle , Shiyu Chang , Sijia Liu , Yang Zhang , Michael Carbin , Zhangyang Wang

The Strong Lottery Ticket Hypothesis (SLTH) stipulates the existence of a subnetwork within a sufficiently overparameterized (dense) neural network that -- when initialized randomly and without any training -- achieves the accuracy of a…

机器学习 · 计算机科学 2023-02-17 Damien Ferbach , Christos Tsirigotis , Gauthier Gidel , Avishek , Bose

We propose a unified framework for low resource automatic speech recognition tasks named meta audio concatenation (MAC). It is easy to implement and can be carried out in extremely low resource environments. Mathematically, we give a clear…

计算与语言 · 计算机科学 2023-02-16 Zeping Min , Qian Ge , Zhong Li , Weinan E

Acoustic scene classification (ASC) aims to identify the type of scene (environment) in which a given audio signal is recorded. The log-mel feature and convolutional neural network (CNN) have recently become the most popular time-frequency…

声音 · 计算机科学 2021-08-12 Yuzhong Wu , Tan Lee

Large-scale pre-training has recently revolutionized vision-and-language (VL) research. Models such as LXMERT and UNITER have significantly lifted the state of the art over a wide range of VL tasks. However, the large number of parameters…

计算机视觉与模式识别 · 计算机科学 2021-12-16 Zhe Gan , Yen-Chun Chen , Linjie Li , Tianlong Chen , Yu Cheng , Shuohang Wang , Jingjing Liu , Lijuan Wang , Zicheng Liu

Recent techniques such as retrieval-augmented generation or chain-of-thought reasoning have led to longer contexts and increased inference costs. Context compression techniques can reduce these costs, but the most effective approaches…

计算与语言 · 计算机科学 2025-10-24 Hippolyte Pilchen , Edouard Grave , Patrick Pérez

Frequently misclassified pairs of classes that share many common acoustic properties exist in acoustic scene classification (ASC). To distinguish such pairs of classes, trivial details scattered throughout the data could be vital clues.…

音频与语音处理 · 电气工程与系统科学 2020-07-10 Hye-jin Shim , Jee-weon Jung , Ju-ho Kim , Ha-jin Yu

Large Audio Language Models (LALMs) demonstrate impressive performance across diverse tasks, ranging from speech recognition to general audio understanding. However, their scalability is limited by the quadratic complexity of attention and…

音频与语音处理 · 电气工程与系统科学 2025-11-27 Saurabhchand Bhati , Samuel Thomas , Hilde Kuehne , Rogerio Feris , James Glass

Early detection of Alzheimer's Dementia (AD) and Mild Cognitive Impairment (MCI) is critical for timely intervention, yet current diagnostic approaches remain resource-intensive and invasive. Speech, encompassing both acoustic and…

In this technical report, we present the SNTL-NTU team's Task 1 submission for the Low-Complexity Acoustic Scenes and Events (DCASE) 2025 challenge. This submission departs from the typical application of knowledge distillation from a…

音频与语音处理 · 电气工程与系统科学 2025-09-15 Ee-Leng Tan , Jun Wei Yeow , Santi Peksi , Haowen Li , Ziyi Yang , Woon-Seng Gan

The performance of an Acoustic Scene Classification (ASC) system is highly depending on the latent temporal dynamics of the audio signal. In this paper, we proposed a multiple layers temporal pooling method using CNN feature sequence as…

声音 · 计算机科学 2019-04-04 Liwen Zhang , Jiqing Han

In this paper, we present a deep learning framework applied for Acoustic Scene Classification (ASC), the task of classifying scene contexts from environmental input sounds. An ASC system generally comprises of two main steps, referred to as…

声音 · 计算机科学 2020-05-27 Dat Ngo , Hao Hoang , Anh Nguyen , Tien Ly , Lam Pham

Traditionally, adaptive filters have been deployed to achieve AEC by estimating the acoustic echo response using algorithms such as the Normalized Least-Mean-Square (NLMS) algorithm. Several approaches have been proposed over recent years…

声音 · 计算机科学 2022-01-19 Urmila Shrawankar

When training large-scale models, the performance typically scales with the number of parameters and the dataset size according to a slow power law. A fundamental theoretical and practical question is whether comparable performance can be…

机器学习 · 统计学 2026-03-03 Hong-Yi Wang , Di Luo , Tomaso Poggio , Isaac L. Chuang , Liu Ziyin

We present a compact, quantization-ready acoustic scene classification (ASC) framework that couples an efficient student network with a learned teacher ensemble and knowledge distillation. The student backbone uses stacked…

Dithering is a technique commonly used to improve the perceptual quality of lossy data compression. In this work, we analytically and experimentally justify the use of dithering for ASR input compression. We formalize an understanding of…

音频与语音处理 · 电气工程与系统科学 2025-12-12 Ellison Murray , Morriel Kasher , Predrag Spasojevic

Recent work on the Lottery Ticket Hypothesis (LTH) shows that there exist ``\textit{winning tickets}'' in large neural networks. These tickets represent ``sparse'' versions of the full model that can be trained independently to achieve…

机器学习 · 计算机科学 2022-10-31 Qihan Wang , Chen Dun , Fangshuo Liao , Chris Jermaine , Anastasios Kyrillidis