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Speech foundation models (SFMs), such as Open Whisper-Style Speech Models (OWSM), are trained on massive datasets to achieve accurate automatic speech recognition. However, even SFMs struggle to accurately recognize rare and unseen words.…

Sound · Computer Science 2025-06-12 Yui Sudo , Yusuke Fujita , Atsushi Kojima , Tomoya Mizumoto , Lianbo Liu

The crux of resolving fine-grained visual classification (FGVC) lies in capturing discriminative and class-specific cues that correspond to subtle visual characteristics. Recently, frequency decomposition/transform based approaches have…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Qin Xu , Lili Zhu , Xiaoxia Cheng , Bo Jiang

In this work, we investigate the effect of language models (LMs) with different context lengths and label units (phoneme vs. word) used in sequence discriminative training for phoneme-based neural transducers. Both lattice-free and…

Computation and Language · Computer Science 2023-10-12 Zijian Yang , Wei Zhou , Ralf Schlüter , Hermann Ney

Recently, there is growing attention on one-stage panoptic segmentation methods which aim to segment instances and stuff jointly within a fully convolutional pipeline efficiently. However, most of the existing works directly feed the…

Computer Vision and Pattern Recognition · Computer Science 2022-01-14 Yifeng Chen , Wenqing Chu , Fangfang Wang , Ying Tai , Ran Yi , Zhenye Gan , Liang Yao , Chengjie Wang , Xi Li

Conversational speech recognition is regarded as a challenging task due to its free-style speaking and long-term contextual dependencies. Prior work has explored the modeling of long-range context through RNNLM rescoring with improved…

Sound · Computer Science 2020-11-19 Kun Wei , Pengcheng Guo , Hang Lv , Zhen Tu , Lei Xie

Sequence classification has numerous applications in various fields. Despite extensive studies in the last decades, many challenges still exist, particularly in pattern-based methods. Existing pattern-based methods measure the…

Machine Learning · Computer Science 2023-10-23 Junjie Dong , Mudi Jiang , Lianyu Hu , Zengyou He

To deliver coherent and personalized experiences in long-term conversations, existing approaches typically perform retrieval augmented response generation by constructing memory banks from conversation history at either the turn-level,…

Computation and Language · Computer Science 2025-03-04 Zhuoshi Pan , Qianhui Wu , Huiqiang Jiang , Xufang Luo , Hao Cheng , Dongsheng Li , Yuqing Yang , Chin-Yew Lin , H. Vicky Zhao , Lili Qiu , Jianfeng Gao

Automated detection of voice disorders with computational methods is a recent research area in the medical domain since it requires a rigorous endoscopy for the accurate diagnosis. Efficient screening methods are required for the diagnosis…

Quantitative Methods · Quantitative Biology 2018-12-06 Vibhuti Gupta

Acoustic word embeddings --- fixed-dimensional vector representations of variable-length spoken word segments --- have begun to be considered for tasks such as speech recognition and query-by-example search. Such embeddings can be learned…

Computation and Language · Computer Science 2016-11-09 Shane Settle , Karen Livescu

Vehicle Re-identification is attracting more and more attention in recent years. One of the most challenging problems is to learn an efficient representation for a vehicle from its multi-viewpoint images. Existing methods tend to derive…

Computer Vision and Pattern Recognition · Computer Science 2019-09-11 Saghir Ahmed Saghir Alfasly , Yongjian Hu , Tiancai Liang , Xiaofeng Jin , Qingli Zhao , Beibei Liu

Gated recurrent networks such as those composed of Long Short-Term Memory (LSTM) nodes have recently been used to improve state of the art in many sequential processing tasks such as speech recognition and machine translation. However, the…

Neural and Evolutionary Computing · Computer Science 2018-06-11 Aditya Rawal , Risto Miikkulainen

Open-Vocabulary Camouflaged Object Segmentation (OVCOS) seeks to segment and classify camouflaged objects from arbitrary categories, presenting unique challenges due to visual ambiguity and unseen categories.Recent approaches typically…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Kai Zhao , Wubang Yuan , Zheng Wang , Guanyi Li , Xiaoqiang Zhu , Deng-ping Fan , Dan Zeng

Neural codec language models enable high-quality discrete speech synthesis, yet their inference remains vulnerable to token-level artifacts and distributional drift that degrade perceptual realism. Rather than relying on preference…

Sound · Computer Science 2026-04-14 Junchuan Zhao , Minh Duc Vu , Ye Wang

This study explores the potential of using acoustic features of segmental speech sounds to detect deepfake audio. These features are highly interpretable because of their close relationship with human articulatory processes and are expected…

Sound · Computer Science 2025-12-12 Tianle Yang , Chengzhe Sun , Siwei Lyu , Phil Rose

Segmenting long-form videos into semantically coherent scenes is a fundamental task in large-scale video understanding. Existing encoder-based methods are limited by visual-centric biases, classify each shot in isolation without leveraging…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Nimrod Berman , Adam Botach , Emanuel Ben-Baruch , Shunit Haviv Hakimi , Asaf Gendler , Ilan Naiman , Erez Yosef , Igor Kviatkovsky

Terrain classification is a critical component of any autonomous mobile robot system operating in unknown real-world environments. Over the years, several proprioceptive terrain classification techniques have been introduced to increase…

Robotics · Computer Science 2018-04-04 Abhinav Valada , Wolfram Burgard

Supervised contour detection methods usually require many labeled training images to obtain satisfactory performance. However, a large set of annotated data might be unavailable or extremely labor intensive. In this paper, we investigate…

Computer Vision and Pattern Recognition · Computer Science 2016-05-18 Zizhao Zhang , Fuyong Xing , Xiaoshuang Shi , Lin Yang

Semantic instance segmentation remains a challenging task. In this work we propose to tackle the problem with a discriminative loss function, operating at the pixel level, that encourages a convolutional network to produce a representation…

Computer Vision and Pattern Recognition · Computer Science 2017-08-10 Bert De Brabandere , Davy Neven , Luc Van Gool

Speech brain--computer interfaces require decoders that translate intracortical activity into linguistic output while remaining robust to limited data and day-to-day variability. While prior high-performing systems have largely relied on…

Computation and Language · Computer Science 2026-03-24 Michal Olak , Tommaso Boccato , Matteo Ferrante

Sign language is a beautiful visual language and is also the primary language used by speaking and hearing-impaired people. However, sign language has many complex expressions, which are difficult for the public to understand and master.…

Computer Vision and Pattern Recognition · Computer Science 2022-04-20 Ronghui Li , Lu Meng