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We present a transformer-based speech-declipping model that effectively recovers clipped signals across a wide range of input signal-to-distortion ratios (SDRs). While recent time-domain deep neural network (DNN)-based declippers have…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-20 Younghoo Kwon , Jung-Woo Choi

In product search, users tend to browse results on multiple search result pages (SERPs) (e.g., for queries on clothing and shoes) before deciding which item to purchase. Users' clicks can be considered as implicit feedback which indicates…

Information Retrieval · Computer Science 2020-01-10 Keping Bi , Choon Hui Teo , Yesh Dattatreya , Vijai Mohan , W. Bruce Croft

The past several years have witnessed the success of transformer-based models, and their scale and application scenarios continue to grow aggressively. The current landscape of transformer models is increasingly diverse: the model size…

Personalized Head-Related Transfer Functions (HRTFs) are starting to be introduced in many commercial immersive audio applications and are crucial for realistic spatial audio rendering. However, one of the main hesitations regarding their…

Sound · Computer Science 2025-10-03 Xuyi Hu , Jian Li , Shaojie Zhang , Stefan Goetz , Lorenzo Picinali , Ozgur B. Akan , Aidan O. T. Hogg

Large Language Models (LLMs)-based text retrieval retrieves documents relevant to search queries based on vector similarities. Documents are pre-encoded offline, while queries arrive in real-time, necessitating an efficient online query…

Information Retrieval · Computer Science 2026-02-02 Guangyuan Ma , Yongliang Ma , Xuanrui Gou , Zhenpeng Su , Ming Zhou , Songlin Hu

Thin, reflective objects such as forks and whisks are common in our daily lives, but they are particularly challenging for robot perception because it is hard to reconstruct them using commodity RGB-D cameras or multi-view stereo…

Robotics · Computer Science 2022-04-28 Lin Yen-Chen , Pete Florence , Jonathan T. Barron , Tsung-Yi Lin , Alberto Rodriguez , Phillip Isola

Dense retrieval (DR) approaches based on powerful pre-trained language models (PLMs) achieved significant advances and have become a key component for modern open-domain question-answering systems. However, they require large amounts of…

Computation and Language · Computer Science 2022-08-08 Xiaoyu Shen , Svitlana Vakulenko , Marco del Tredici , Gianni Barlacchi , Bill Byrne , Adrià de Gispert

LoFTR arXiv:2104.00680 is an efficient deep learning method for finding appropriate local feature matches on image pairs. This paper reports on the optimization of this method to work on devices with low computational performance and…

Computer Vision and Pattern Recognition · Computer Science 2022-02-03 Kyrylo Kolodiazhnyi

A delayed feedback reservoir (DFR) is a type of reservoir computing system well-suited for hardware implementations owing to its simple structure. Most existing DFR implementations use analog circuits that require both digital-to-analog and…

Hardware Architecture · Computer Science 2023-07-24 Sosei Ikeda , Hiromitsu Awano , Takashi Sato

With the increasing implementation of machine learning models on edge or Internet-of-Things (IoT) devices, deploying advanced models on resource-constrained IoT devices remains challenging. Transformer models, a currently dominant neural…

Sound · Computer Science 2024-11-15 Zixing Zhang , Zhongren Dong , Weixiang Xu , Jing Han

Speech-based open-domain question answering (QA over a large corpus of text passages with spoken questions) has emerged as an important task due to the increasing number of users interacting with QA systems via speech interfaces. Passage…

Computation and Language · Computer Science 2024-09-23 Georgios Sidiropoulos , Evangelos Kanoulas

We challenge the prevailing assumption that LLMs must rely fully on sub-word tokens for high-quality text generation. To this end, we propose the "Generative Pretrained Thoughtformer" (GPTHF), a hierarchical transformer language model…

Computation and Language · Computer Science 2025-03-17 David Gu , Peter Belcak , Roger Wattenhofer

Scientific applications produce vast amounts of data, posing grand challenges in the underlying data management and analytic tasks. Progressive compression is a promising way to address this problem, as it allows for on-demand data…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-05-02 Yanliang Li , Wenbo Li , Qian Gong , Qing Liu , Norbert Podhorszki , Scott Klasky , Xin Liang , Jieyang Chen

Reservoir computing (RC) is attracting attention as a machine-learning technique for edge computing. In time-series classification tasks, the number of features obtained using a reservoir depends on the length of the input series.…

Machine Learning · Computer Science 2025-04-17 Sosei Ikeda , Hiromitsu Awano , Takashi Sato

Information retrieval systems are crucial for enabling effective access to large document collections. Recent approaches have leveraged Large Language Models (LLMs) to enhance retrieval performance through query augmentation, but often rely…

Information Retrieval · Computer Science 2025-04-15 Pengcheng Jiang , Jiacheng Lin , Lang Cao , Runchu Tian , SeongKu Kang , Zifeng Wang , Jimeng Sun , Jiawei Han

Accurate BRDF acquisition is essential for realistic rendering, but dense gonioreflectometer measurements are slow and expensive. We study how to select a small set of BRDF measurements that is most informative for reconstructing material…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 W. Cao , D. Jönsson , Z. Huang , J. Unger

Conversational search provides a natural interface for information retrieval (IR). Recent approaches have demonstrated promising results in applying dense retrieval to conversational IR. However, training dense retrievers requires large…

Computation and Language · Computer Science 2023-09-14 Chao-Wei Huang , Chen-Yu Hsu , Tsu-Yuan Hsu , Chen-An Li , Yun-Nung Chen

Dense retrievers have made significant strides in text retrieval and open-domain question answering. However, most of these achievements have relied heavily on extensive human-annotated supervision. In this study, we aim to develop…

Computation and Language · Computer Science 2024-10-31 Rui Meng , Ye Liu , Semih Yavuz , Divyansh Agarwal , Lifu Tu , Ning Yu , Jianguo Zhang , Meghana Bhat , Yingbo Zhou

Detector-based and detector-free matchers are only applicable within their respective sparsity ranges. To improve adaptability of existing matchers, this paper introduces a novel probabilistic reweighting method. Our method is applicable to…

Image and Video Processing · Electrical Eng. & Systems 2025-04-08 Ya Fan , Rongling Lang

The goal of screening prioritisation in systematic reviews is to identify relevant documents with high recall and rank them in early positions for review. This saves reviewing effort if paired with a stopping criterion, and speeds up review…

Information Retrieval · Computer Science 2024-07-18 Xinyu Mao , Shengyao Zhuang , Bevan Koopman , Guido Zuccon