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Energy-Based Models (EBMs) assign unnormalized log-probability to data samples. This functionality has a variety of applications, such as sample synthesis, data denoising, sample restoration, outlier detection, Bayesian reasoning, and many…

Machine Learning · Statistics 2019-12-23 Zengyi Li , Yubei Chen , Friedrich T. Sommer

In this work, we study robust deep learning against abnormal training data from the perspective of example weighting built in empirical loss functions, i.e., gradient magnitude with respect to logits, an angle that is not thoroughly studied…

Machine Learning · Computer Science 2023-05-02 Xinshao Wang , Yang Hua , Elyor Kodirov , David A. Clifton , Neil M. Robertson

Denoising is the process of removing noise from sound signals while improving the quality and adequacy of the sound signals. Denoising sound has many applications in speech processing, sound events classification, and machine failure…

Sound · Computer Science 2022-08-10 Thanh Tran , Sebastian Bader , Jan Lundgren

Neural network models for audio tasks, such as automatic speech recognition (ASR) and acoustic scene classification (ASC), are susceptible to noise contamination for real-life applications. To improve audio quality, an enhancement module,…

Large language models (LLMs) are increasingly used as automated judges and synthetic labelers, especially in low-label settings. Yet these systems are stochastic and often overconfident, which makes deployment decisions difficult when…

Machine Learning · Computer Science 2026-03-19 Maxim Khomiakov , Jes Frellsen

With the rapid advancement of large language models (LLMs), discrete speech representations have become crucial for integrating speech into LLMs. Existing methods for speech representation discretization rely on a predefined codebook size…

Sound · Computer Science 2025-01-03 Linqin Wang , Yaping Liu , Zhengtao Yu , Shengxiang Gao , Cunli Mao , Yuxin Huang , Wenjun Wang , Ling Dong

Large language models (LLMs) can store a significant amount of factual knowledge in their parameters. However, their parametric knowledge may conflict with the information provided in the context -- this phenomenon, known as…

Computation and Language · Computer Science 2025-02-11 Yu Zhao , Alessio Devoto , Giwon Hong , Xiaotang Du , Aryo Pradipta Gema , Hongru Wang , Xuanli He , Kam-Fai Wong , Pasquale Minervini

Large Audio-Language Models (LALMs) are increasingly deployed in real-world applications, yet their robustness against malicious audio injection attacks remains underexplored. This study systematically evaluates five leading LALMs across…

Computation and Language · Computer Science 2025-07-11 Guanyu Hou , Jiaming He , Yinhang Zhou , Ji Guo , Yitong Qiao , Rui Zhang , Wenbo Jiang

While embeddings from multimodal large language models (LLMs) excel as general-purpose representations, their application to dynamic modalities like audio and video remains underexplored. We introduce WAVE (\textbf{u}nified \&…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Changli Tang , Qinfan Xiao , Ke Mei , Tianyi Wang , Fengyun Rao , Chao Zhang

Deep metric learning algorithms have been utilized to learn discriminative and generalizable models which are effective for classifying unseen classes. In this paper, a novel noise tolerant deep metric learning algorithm is proposed. The…

Machine Learning · Computer Science 2019-04-09 Soumyadeep Ghosh , Richa Singh , Mayank Vatsa

Environmental sound detection is a challenging application of machine learning because of the noisy nature of the signal, and the small amount of (labeled) data that is typically available. This work thus presents a comparison of several…

Sound · Computer Science 2017-03-22 Juncheng Li , Wei Dai , Florian Metze , Shuhui Qu , Samarjit Das

Although semantic communications have exhibited satisfactory performance for a large number of tasks, the impact of semantic noise and the robustness of the systems have not been well investigated. Semantic noise refers to the misleading…

Signal Processing · Electrical Eng. & Systems 2023-04-20 Qiyu Hu , Guangyi Zhang , Zhijin Qin , Yunlong Cai , Guanding Yu , Geoffrey Ye Li

In this paper, we introduce a novel fine-tuning technique for language models, which involves incorporating symmetric noise into the embedding process. This method aims to enhance the model's function by more stringently regulating its…

Computation and Language · Computer Science 2023-12-11 Abhay Kumar Yadav , Arjun Singh

The combined electric and acoustic stimulation (EAS) has demonstrated better speech recognition than conventional cochlear implant (CI) and yielded satisfactory performance under quiet conditions. However, when noise signals are involved,…

Quantization is widely used to accelerate inference and streamline the deployment of large language models (LLMs), yet its effects on self-explanations (SEs) remain unexplored. SEs, generated by LLMs to justify their own outputs, require…

Computation and Language · Computer Science 2026-01-05 Qianli Wang , Nils Feldhus , Pepa Atanasova , Fedor Splitt , Simon Ostermann , Sebastian Möller , Vera Schmitt

The semi-airborne transient electromagnetic method (SATEM) is capable of conducting rapid surveys over large-scale and hard-to-reach areas. However, the acquired signals are often contaminated by complex noise, which can compromise the…

Machine Learning · Computer Science 2025-03-31 Shuang Wang , Ming Guo , Xuben Wang , Fei Deng , Lifeng Mao , Bin Wang , Wenlong Gao

The memorization effect of deep neural networks (DNNs) plays a pivotal role in recent label noise learning methods. To exploit this effect, the model prediction-based methods have been widely adopted, which aim to exploit the outputs of…

Machine Learning · Computer Science 2022-06-28 Chuang Zhang , Li Shen , Jian Yang , Chen Gong

Multimodal Large Language Models (MLLMs) have serious security vulnerabilities.While safety alignment using multimodal datasets consisting of text and data of additional modalities can effectively enhance MLLM's security, it is costly to…

Computation and Language · Computer Science 2025-06-04 Weikai Lu , Hao Peng , Huiping Zhuang , Cen Chen , Ziqian Zeng

Large language models (LLMs) are increasingly recognized for their exceptional generative capabilities and versatility across various tasks. However, the high inference costs associated with these models have not received adequate…

Computation and Language · Computer Science 2025-03-18 Soham Poddar , Paramita Koley , Janardan Misra , Sanjay Podder , Niloy Ganguly , Saptarshi Ghosh

Deepfake audio detection has progressed rapidly with strong pre-trained encoders (e.g., WavLM, Wav2Vec2, MMS). However, performance in realistic capture conditions - background noise (domestic/office/transport), room reverberation, and…

Sound · Computer Science 2025-12-17 Udayon Sen , Alka Luqman , Anupam Chattopadhyay