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Spoken language understanding (SLU) system usually consists of various pipeline components, where each component heavily relies on the results of its upstream ones. For example, Intent detection (ID), and slot filling (SF) require its…

计算与语言 · 计算机科学 2021-04-14 Di Wu , Yiren Chen , Liang Ding , Dacheng Tao

Network alignment has attracted widespread attention in various fields. However, most existing works mainly focus on the problem of label sparsity, while overlooking the issue of noise in network alignment, which can substantially undermine…

机器学习 · 计算机科学 2025-08-11 Yixuan Nan , Xixun Lin , Yanmin Shang , Zhuofan Li , Can Zhao , Yanan Cao

Deep learning in the presence of noisy annotations has been studied extensively in classification, but much less in segmentation tasks. In this work, we study the learning dynamics of deep segmentation networks trained on…

计算机视觉与模式识别 · 计算机科学 2022-03-08 Sheng Liu , Kangning Liu , Weicheng Zhu , Yiqiu Shen , Carlos Fernandez-Granda

The performance of machine learning models often relies on large labeled datasets; however, data collected from diverse sources can contain label noise. Recent work has shown that, in noisy settings, there may exist a subset of the training…

机器学习 · 计算机科学 2026-05-05 Kumar Shubham , Pavan Karjol , Kiran M K , Prathosh AP

We study the problem of training named entity recognition (NER) models using only distantly-labeled data, which can be automatically obtained by matching entity mentions in the raw text with entity types in a knowledge base. The biggest…

计算与语言 · 计算机科学 2021-09-13 Yu Meng , Yunyi Zhang , Jiaxin Huang , Xuan Wang , Yu Zhang , Heng Ji , Jiawei Han

In recent years, significant progress has been made in deep model-based automatic speech recognition (ASR), leading to its widespread deployment in the real world. At the same time, adversarial attacks against deep ASR systems are highly…

音频与语音处理 · 电气工程与系统科学 2022-11-04 Christian Heider Nielsen , Zheng-Hua Tan

Automatic Speech Recognition (ASR) systems must be robust to the myriad types of noises present in real-world environments including environmental noise, room impulse response, special effects as well as attacks by malicious actors…

声音 · 计算机科学 2024-09-26 Muhammad A. Shah , Bhiksha Raj

Federated Learning (FL) enables multiple resource-constrained edge devices with varying levels of heterogeneity to collaboratively train a global model. However, devices with limited capacity can create bottlenecks and slow down model…

机器学习 · 计算机科学 2025-04-08 Afsaneh Mahanipour , Hana Khamfroush

Accurate noise modelling is important for training of deep learning reconstruction algorithms. While noise models are well known for traditional imaging techniques, the noise distribution of a novel sensor may be difficult to determine a…

机器学习 · 计算机科学 2018-07-11 Felix Horger , Tobias Würfl , Vincent Christlein , Andreas Maier

Sparse training has emerged as a promising method for resource-efficient deep neural networks (DNNs) in real-world applications. However, the reliability of sparse models remains a crucial concern, particularly in detecting unknown…

机器学习 · 计算机科学 2024-04-01 Bowen Lei , Dongkuan Xu , Ruqi Zhang , Bani Mallick

A judicious combination of dictionary learning methods, block sparsity and source recovery algorithm are used in a hierarchical manner to identify the noises and the speakers from a noisy conversation between two people. Conversations are…

声音 · 计算机科学 2016-10-31 K V Vijay Girish , A G Ramakrishnan , T V Ananthapadmanabha

Anomalous Sound Detection (ASD) aims at identifying anomalous sounds from machines and has gained extensive research interests from both academia and industry. However, the uncertainty of anomaly location and much redundant information such…

声音 · 计算机科学 2025-08-22 Guirui Zhong , Qing Wang , Jun Du , Lei Wang , Mingqi Cai , Xin Fang

Due to its rapid response time and a high degree of robustness, the selective fixed-filter active noise control (SFANC) method appears to be a viable candidate for widespread use in a variety of practical active noise control (ANC) systems.…

机器学习 · 计算机科学 2022-08-19 Zhengding Luo , Dongyuan Shi , Woon-Seng Gan

Sparse attacks are to optimize the magnitude of adversarial perturbations for fooling deep neural networks (DNNs) involving only a few perturbed pixels (i.e., under the l0 constraint), suitable for interpreting the vulnerability of DNNs.…

机器学习 · 计算机科学 2025-06-24 Fudong Lin , Jiadong Lou , Hao Wang , Brian Jalaian , Xu Yuan

Sample selection is an effective strategy to mitigate the effect of label noise in robust learning. Typical strategies commonly apply the small-loss criterion to identify clean samples. However, those samples lying around the decision…

计算机视觉与模式识别 · 计算机科学 2022-08-25 Qi Wei , Haoliang Sun , Xiankai Lu , Yilong Yin

Audio events are quite often overlapping in nature, and more prone to noise than visual signals. There has been increasing evidence for the superior performance of representations learned using sparse dictionaries for applications like…

机器学习 · 计算机科学 2017-12-05 Vaisakh Shaj , Puranjoy Bhattacharya

Recent studies have shown that reinforcement learning (RL) models are vulnerable in various noisy scenarios. For instance, the observed reward channel is often subject to noise in practice (e.g., when rewards are collected through sensors),…

机器学习 · 计算机科学 2020-02-04 Jingkang Wang , Yang Liu , Bo Li

De-noising plays a crucial role in the post-processing of spectra. Machine learning-based methods show good performance in extracting intrinsic information from noisy data, but often require a high-quality training set that is typically…

材料科学 · 物理学 2023-05-16 Dongchen Huang , Junde Liu , Tian Qian , Yi-feng Yang

While deep learning has demonstrated impressive progress, it remains a daunting challenge to learn from hard samples as these samples are usually noisy and intricate. These hard samples play a crucial role in the optimal performance of deep…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Qiao Xiao , Boqian Wu , Lu Yin , Christopher Neil Gadzinski , Tianjin Huang , Mykola Pechenizkiy , Decebal Constantin Mocanu

Deep neural network (DNN)-based speech enhancement ordinarily requires clean speech signals as the training target. However, collecting clean signals is very costly because they must be recorded in a studio. This requirement currently…

音频与语音处理 · 电气工程与系统科学 2021-05-11 Takuya Fujimura , Yuma Koizumi , Kohei Yatabe , Ryoichi Miyazaki