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Related papers: Prospectively accelerated dynamic speech MRI at 3 …

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Audio-visual speech separation methods aim to integrate different modalities to generate high-quality separated speech, thereby enhancing the performance of downstream tasks such as speech recognition. Most existing state-of-the-art (SOTA)…

Sound · Computer Science 2024-03-22 Samuel Pegg , Kai Li , Xiaolin Hu

Purpose: To apply tracer kinetic models as temporal constraints during reconstruction of under-sampled dynamic contrast enhanced (DCE) MRI. Methods: A library of concentration v.s time profiles is simulated for a range of physiological…

Multi-speaker automatic speech recognition (ASR) aims to transcribe conversational speech involving multiple speakers, requiring the model to capture not only what was said, but also who said it and sometimes when it was spoken. Recent…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-27 Li Li , Ming Cheng , Weixin Zhu , Yannan Wang , Juan Liu , Ming Li

Recently, 3D Gaussian Splatting (3DGS) has achieved impressive performance on indoor surface reconstruction and 3D open-vocabulary segmentation. This paper presents GLS, a unified framework of 3D surface reconstruction and open-vocabulary…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Jiaxiong Qiu , Liu Liu , Xinjie Wang , Tianwei Lin , Wei Sui , Zhizhong Su

Recently, our proposed recurrent neural network (RNN) based all deep learning minimum variance distortionless response (ADL-MVDR) beamformer method yielded superior performance over the conventional MVDR by replacing the matrix inversion…

Sound · Computer Science 2021-04-27 Xiyun Li , Yong Xu , Meng Yu , Shi-Xiong Zhang , Jiaming Xu , Bo Xu , Dong Yu

High-quality training data are not always available in dynamic MRI. To address this, we propose a self-supervised deep learning method called deep image prior with structured sparsity (DISCUS) for reconstructing dynamic images. DISCUS is…

Image and Video Processing · Electrical Eng. & Systems 2025-04-15 Muhammad A. Sultan , Chong Chen , Yingmin Liu , Xuan Lei , Rizwan Ahmad

Minimum Variance Distortionless Response (MVDR) is a classical adaptive beamformer that theoretically ensures the distortionless transmission of signals in the target direction, which makes it popular in real applications. Its noise…

Sound · Computer Science 2024-09-16 Jinglin Bai , Hao Li , Xueliang Zhang , Fei Chen

Deep learning methods for accelerated MRI achieve state-of-the-art results but largely ignore additional speedups possible with noncartesian sampling trajectories. To address this gap, we created a generative diffusion model-based…

Artificial Intelligence · Computer Science 2024-10-02 Trevor J. Chan , Chamith S. Rajapakse

Body-conduction microphone signals (BMS) bypass airborne sound, providing strong noise resistance. However, a complementary modality is required to compensate for the inherent loss of high-frequency information. In this study, we propose a…

Sound · Computer Science 2025-08-29 Yunsik Kim , Yoonyoung Chung

In this work, we investigate the use of spatio-temporalImplicit Neural Representations (INRs) for dynamic X-ray computed tomography (XCT) reconstruction under interlaced acquisition schemes. The proposed approach combines ADMM-based…

Image and Video Processing · Electrical Eng. & Systems 2025-10-13 Mathias Boulanger , Ericmoore Jossou

Audio-visual speech recognition (AVSR) has gained remarkable success for ameliorating the noise-robustness of speech recognition. Mainstream methods focus on fusing audio and visual inputs to obtain modality-invariant representations.…

Sound · Computer Science 2023-02-03 Chen Chen , Yuchen Hu , Qiang Zhang , Heqing Zou , Beier Zhu , Eng Siong Chng

Magnetic Resonance Imaging (MRI) is widely used in clinical practice, but suffered from prolonged acquisition time. Although deep learning methods have been proposed to accelerate acquisition and demonstrate promising performance, they rely…

Image and Video Processing · Electrical Eng. & Systems 2025-12-30 Hao Zhang , Qi Wang , Jian Sun , Zhijie Wen , Jun Shi , Shihui Ying

Reconstructing 3D vehicles from noisy and sparse partial point clouds is of great significance to autonomous driving. Most existing 3D reconstruction methods cannot be directly applied to this problem because they are elaborately designed…

Computer Vision and Pattern Recognition · Computer Science 2023-10-02 Yibo Liu , Kelly Zhu , Guile Wu , Yuan Ren , Bingbing Liu , Yang Liu , Jinjun Shan

Speaker embedding is an important front-end module to explore discriminative speaker features for many speech applications where speaker information is needed. Current SOTA backbone networks for speaker embedding are designed to aggregate…

Sound · Computer Science 2022-03-18 Ruiteng Zhang , Jianguo Wei , Xugang Lu , Wenhuan Lu , Di Jin , Junhai Xu , Lin Zhang , Yantao Ji , Jianwu Dang

While the spatial directivity of multichannel speech enhancement algorithms improves with the number of microphones, fitting large capture arrays into real-world edge devices is typically limited by physical constraints. To overcome this…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-08 Dongheon Lee , Ashutosh Pandey , Sanjeel Parekh , Daniel Wong , Jacob Donley , Buye Xu , Juan Azcarreta

Previously, a machine speech chain, which is based on sequence-to-sequence deep learning, was proposed to mimic speech perception and production behavior. Such chains separately processed listening and speaking by automatic speech…

Computation and Language · Computer Science 2019-11-15 Johanes Effendi , Andros Tjandra , Sakriani Sakti , Satoshi Nakamura

Real-time Magnetic Resonance Imaging (rtMRI) visualizes vocal tract action, offering a comprehensive window into speech articulation. However, its signals are high dimensional and noisy, hindering interpretation. We investigate compact…

Image and Video Processing · Electrical Eng. & Systems 2026-01-30 Jay Park , Hong Nguyen , Sean Foley , Jihwan Lee , Yoonjeong Lee , Dani Byrd , Shrikanth Narayanan

Purpose: In multi-spectral imaging (MSI), several fast spin echo volumes with discrete Larmor frequency offsets are acquired in an interleaved fashion with multiple concatenations. Here, a variable resolution (VR) method to nearly halve…

Medical Physics · Physics 2023-06-06 Nikolai J. Mickevicius , Azadeh Sharafi , Andrew S. Nencka , Kevin M. Koch

Most text-to-speech (TTS) methods use high-quality speech corpora recorded in a well-designed environment, incurring a high cost for data collection. To solve this problem, existing noise-robust TTS methods are intended to use noisy speech…

Sound · Computer Science 2022-06-30 Takaaki Saeki , Kentaro Tachibana , Ryuichi Yamamoto

Fast spin-echo (FSE) pulse sequences for Magnetic Resonance Imaging (MRI) offer important imaging contrast in clinically feasible scan times. T2-shuffling is widely used to resolve temporal signal dynamics in FSE acquisitions by exploiting…

Image and Video Processing · Electrical Eng. & Systems 2023-03-07 Molin Zhang , Junshen Xu , Yamin Arefeen , Elfar Adalsteinsson