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This paper introduces a convolutional recurrent network with attention for speech command recognition. Attention models are powerful tools to improve performance on natural language, image captioning and speech tasks. The proposed model…

Audio and Speech Processing · Electrical Eng. & Systems 2018-08-28 Douglas Coimbra de Andrade , Sabato Leo , Martin Loesener Da Silva Viana , Christoph Bernkopf

Many vision-language tasks can be reduced to the problem of sequence prediction for natural language output. In particular, recent advances in image captioning use deep reinforcement learning (RL) to alleviate the "exposure bias" during…

Computer Vision and Pattern Recognition · Computer Science 2018-08-23 Daqing Liu , Zheng-Jun Zha , Hanwang Zhang , Yongdong Zhang , Feng Wu

Whisper, despite being trained on 680K hours of web-scaled audio data, faces difficulty in recognising rare words like domain-specific terms, with a solution being contextual biasing through prompting. To improve upon this method, in this…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-19 Yash Jogi , Vaibhav Aggarwal , Shabari S Nair , Yash Verma , Aayush Kubba

Language modeling (LM) for automatic speech recognition (ASR) does not usually incorporate utterance level contextual information. For some domains like voice assistants, however, additional context, such as the time at which an utterance…

Computation and Language · Computer Science 2021-06-04 Richard Diehl Martinez , Scott Novotney , Ivan Bulyko , Ariya Rastrow , Andreas Stolcke , Ankur Gandhe

Attention mechanism plays a dominant role in the sequence generation models and has been used to improve the performance of machine translation and abstractive text summarization. Different from neural machine translation, in the task of…

Computation and Language · Computer Science 2020-04-09 Piji Li , Lidong Bing , Zhongyu Wei , Wai Lam

Current models for audio--sheet music retrieval via multimodal embedding space learning use convolutional neural networks with a fixed-size window for the input audio. Depending on the tempo of a query performance, this window captures more…

Sound · Computer Science 2018-09-18 Matthias Dorfer , Jan Hajič , Gerhard Widmer

In this paper we present a simple and computationally efficient quantization scheme that enables us to reduce the resolution of the parameters of a neural network from 32-bit floating point values to 8-bit integer values. The proposed…

Machine Learning · Computer Science 2016-12-20 Raziel Alvarez , Rohit Prabhavalkar , Anton Bakhtin

Despite the success of Transformers, handling long contexts remains challenging due to the limited length generalization and quadratic complexity of self-attention. Thus Transformers often require post-training with a larger attention…

Computation and Language · Computer Science 2025-06-13 Xiang Hu , Zhihao Teng , Jun Zhao , Wei Wu , Kewei Tu

In-context learning is a remarkable property of transformers and has been the focus of recent research. An attention mechanism is a key component in transformers, in which an attention matrix encodes relationships between words in a…

Machine Learning · Computer Science 2025-04-01 Katsuyuki Hagiwara

We propose a cross-media lecture-on-demand system, in which users can selectively view specific segments of lecture videos by submitting text queries. Users can easily formulate queries by using the textbook associated with a target…

Computation and Language · Computer Science 2007-05-23 Atsushi Fujii , Katunobu Itou , Tomoyosi Akiba , Tetsuya Ishikawa

Large language models with long context windows can answer complex questions directly from full-length academic, technical, and policy documents, but passing entire documents is often costly, slow, and can degrade answer quality while…

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

Vector-based retrieval systems have become a common staple for academic and industrial search applications because they provide a simple and scalable way of extending the search to leverage contextual representations for documents and…

Information Retrieval · Computer Science 2023-04-04 Daniel Campos , ChengXiang Zhai

Contrastive learning has been the dominant approach to training dense retrieval models. In this work, we investigate the impact of ranking context - an often overlooked aspect of learning dense retrieval models. In particular, we examine…

Information Retrieval · Computer Science 2023-10-24 George Zerveas , Navid Rekabsaz , Daniel Cohen , Carsten Eickhoff

Instruction-guided text-to-speech (TTS) research has reached a maturity level where excellent speech generation quality is possible on demand, yet two coupled biases persist in reducing perceived quality: accent bias, where models default…

Audio fingerprinting techniques have seen great advances in recent years, enabling accurate and fast audio retrieval even in conditions when the queried audio sample has been highly deteriorated or recorded in noisy conditions. Expectedly,…

Information Retrieval · Computer Science 2025-09-26 Kemal Altwlkany , Sead Delalić , Adis Alihodžić , Elmedin Selmanović , Damir Hasić

Many applications of speech technology require more and more audio data. Automatic assessment of the quality of the collected recordings is important to ensure they meet the requirements of the related applications. However, effective and…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-19 Qiang Huang , Thomas Hain

This study finds that existing information retrieval (IR) models show significant biases based on the linguistic complexity of input queries, performing well on linguistically simpler (or more complex) queries while underperforming on…

Computation and Language · Computer Science 2025-04-11 Jiali Cheng , Hadi Amiri

Contextual speech recognition refers to the ability to identify preferences for specific content based on contextual information. Recently, leveraging the contextual understanding capabilities of Speech LLM to achieve contextual biasing by…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-13 Yangui Fang , Jing Peng , Yu Xi , Xu Li , Haoyu Li , Chengwei Zhang , Guohui Zhong , Kai Yu

We introduce precision-biased parsing: a parsing task which favors precision over recall by allowing the parser to abstain from decisions deemed uncertain. We focus on dependency-parsing and present an ensemble method which is capable of…

Computation and Language · Computer Science 2012-05-22 Yoav Goldberg , Michael Elhadad