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Related papers: Regularized autoregressive modeling and its applic…

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Non-autoregressive (NAR) models simultaneously generate multiple outputs in a sequence, which significantly reduces the inference speed at the cost of accuracy drop compared to autoregressive baselines. Showing great potential for real-time…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-12 Yosuke Higuchi , Nanxin Chen , Yuya Fujita , Hirofumi Inaguma , Tatsuya Komatsu , Jaesong Lee , Jumon Nozaki , Tianzi Wang , Shinji Watanabe

We face the factor analysis problem using a particular class of auto-regressive processes. We propose an approximate moment matching approach to estimate the number of factors as well as the parameters of the model. This algorithm…

Optimization and Control · Mathematics 2020-09-08 Francesca Crescente , Lucia Falconi , Federica Rozzi , Augusto Ferrante , Mattia Zorzi

Stochastic optimization plays a crucial role in the advancement of deep learning technologies. Over the decades, significant effort has been dedicated to improving the training efficiency and robustness of deep neural networks, via various…

Machine Learning · Computer Science 2024-08-21 Huixiu Jiang , Ling Yang , Yu Bao , Rutong Si , Sikun Yang

In this work, we first revisit the sampling issues in current autoregressive (AR) image generation models and identify that image tokens, unlike text tokens, exhibit lower information density and non-uniform spatial distribution.…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Xiaoxiao Ma , Feng Zhao , Pengyang Ling , Haibo Qiu , Zhixiang Wei , Hu Yu , Jie Huang , Zhixiong Zeng , Lin Ma

Accelerated Cardiovascular Magnetic Resonance (CMR) image reconstruction remains a critical challenge due to the trade-off between scan time and image quality, particularly when generalizing across diverse acquisition settings. We propose…

Image and Video Processing · Electrical Eng. & Systems 2025-10-30 Kian Anvari Hamedani , Narges Razizadeh , Shahabedin Nabavi , Mohsen Ebrahimi Moghaddam

In audio signal processing, probabilistic time-frequency models have many benefits over their non-probabilistic counterparts. They adapt to the incoming signal, quantify uncertainty, and measure correlation between the signal's amplitude…

Signal Processing · Electrical Eng. & Systems 2019-02-13 William J. Wilkinson , Michael Riis Andersen , Joshua D. Reiss , Dan Stowell , Arno Solin

Automatic Speech Recognition (ASR) systems remain prone to errors that affect downstream applications. In this paper, we propose LIR-ASR, a heuristic optimized iterative correction framework using LLMs, inspired by human auditory…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-23 Yutong Liu , Ziyue Zhang , Cheng Huang , Yongbin Yu , Xiangxiang Wang , Yuqing Cai , Nyima Tashi

Sound modelling is the process of developing algorithms that generate sound under parametric control. There are a few distinct approaches that have been developed historically including modelling the physics of sound production and…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-26 M. Huzaifah , L. Wyse

Autoregressive language models are the currently dominant paradigm for text generation, but they have some fundamental limitations that cannot be remedied by scale-for example inherently sequential and unidirectional generation. While…

Computation and Language · Computer Science 2024-08-01 Yuchen Li , Alexandre Kirchmeyer , Aashay Mehta , Yilong Qin , Boris Dadachev , Kishore Papineni , Sanjiv Kumar , Andrej Risteski

The reconstruction mechanisms built by the human auditory system during sound reconstruction are still a matter of debate. The purpose of this study is to refine the auditory cortex model introduced in [9], and inspired by the geometrical…

Analysis of PDEs · Mathematics 2021-03-09 Rand Asswad , Ugo Boscain , Giuseppina Turco , Dario Prandi , Ludovic Sacchelli

In the past few years, it has been shown that deep learning systems are highly vulnerable under attacks with adversarial examples. Neural-network-based automatic speech recognition (ASR) systems are no exception. Targeted and untargeted…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-07 Matías Pizarro , Dorothea Kolossa , Asja Fischer

Drawing inspiration from the hierarchical processing of the human auditory system, which transforms sound from low-level acoustic features to high-level semantic understanding, we introduce a novel coarse-to-fine audio reconstruction…

Sound · Computer Science 2024-05-30 Che Liu , Changde Du , Xiaoyu Chen , Huiguang He

Image AutoRegressive (IAR) models have achieved state-of-the-art performance in speed and quality of generated images. However, they also raise concerns about memorization of their training data and its implications for privacy. This work…

Machine Learning · Computer Science 2025-09-03 Aditya Kasliwal , Franziska Boenisch , Adam Dziedzic

Reinforcement learning (RL) for large language model reasoning is frequently hindered by signal loss, a phenomenon where standard uniform sampling with small group sizes fails to uncover informative learning signals for difficult prompts.…

Machine Learning · Computer Science 2025-12-08 Wei Xiong , Chenlu Ye , Baohao Liao , Hanze Dong , Xinxing Xu , Christof Monz , Jiang Bian , Nan Jiang , Tong Zhang

Voice, as input, has progressively become popular on mobiles and seems to transcend almost entirely text input. Through voice, the voice search (VS) system can provide a more natural way to meet user's information needs. However, errors…

Information Retrieval · Computer Science 2023-09-06 Yi-Cheng Wang , Tzu-Ting Yang , Hsin-Wei Wang , Bi-Cheng Yan , Berlin Chen

Denoising language models (DLMs) have been proposed as a powerful alternative to traditional language models (LMs) for automatic speech recognition (ASR), motivated by their ability to use bidirectional context and adapt to a specific ASR…

Neural and Evolutionary Computing · Computer Science 2025-12-16 Dorian Koch , Albert Zeyer , Nick Rossenbach , Ralf Schlüter , Hermann Ney

Automatic speech recognition (ASR) has been widely researched with supervised approaches, while many low-resourced languages lack audio-text aligned data, and supervised methods cannot be applied on them. In this work, we propose a…

Computation and Language · Computer Science 2018-08-14 Yi-Chen Chen , Chia-Hao Shen , Sung-Feng Huang , Hung-yi Lee

The usability of Reinforcement Learning is restricted by the large computation times it requires. Curriculum Reinforcement Learning speeds up learning by defining a helpful order in which an agent encounters tasks, i.e. from simple to hard.…

Machine Learning · Computer Science 2023-06-12 Tobias Niehues , Ulla Scheler , Pascal Klink

Language-audio joint representation learning frameworks typically depend on deterministic embeddings, assuming a one-to-one correspondence between audio and text. In real-world settings, however, the language-audio relationship is…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-22 Toranosuke Manabe , Yuchi Ishikawa , Hokuto Munakata , Tatsuya Komatsu

Pre-trained automatic speech recognition (ASR) models have demonstrated strong performance on a variety of tasks. However, their performance can degrade substantially when the input audio comes from different recording channels. While…

Sound · Computer Science 2025-08-25 Kuan-Tang Huang , Li-Wei Chen , Hung-Shin Lee , Berlin Chen , Hsin-Min Wang