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200 papers

Recently, direct modeling of raw waveforms using deep neural networks has been widely studied for a number of tasks in audio domains. In speaker verification, however, utilization of raw waveforms is in its preliminary phase, requiring…

Audio and Speech Processing · Electrical Eng. & Systems 2019-07-18 Jee-weon Jung , Hee-Soo Heo , Ju-ho Kim , Hye-jin Shim , Ha-Jin Yu

This paper proposes Video-Teller, a video-language foundation model that leverages multi-modal fusion and fine-grained modality alignment to significantly enhance the video-to-text generation task. Video-Teller boosts the training…

Computer Vision and Pattern Recognition · Computer Science 2023-10-12 Haogeng Liu , Qihang Fan , Tingkai Liu , Linjie Yang , Yunzhe Tao , Huaibo Huang , Ran He , Hongxia Yang

Hybrid analog and digital beamforming transceivers are instrumental in addressing the challenge of expensive hardware and high training overheads in the next generation millimeter-wave (mm-Wave) massive MIMO (multiple-input multiple-output)…

Signal Processing · Electrical Eng. & Systems 2022-01-04 Ahmet M. Elbir , Kumar Vijay Mishra , M. R. Bhavani Shankar , Björn Ottersten

Automatic modulation classification (AMC) is an essential technique for noncooperative spectrum monitoring and intelligent wireless receivers. However, practical AMC models must identify modulation formats from short and noisy I/Q…

Signal Processing · Electrical Eng. & Systems 2026-05-26 Ruixiang Zhang , Zinan Zhou , Yezhuo Zhang , Guangyu Li , Xuanpeng Li

Significant advances have been made in the sampling efficiency of diffusion models and flow matching models, driven by Consistency Distillation (CD), which trains a student model to mimic the output of a teacher model at a later timestep.…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Yunpeng Liu , Boxiao Liu , Yi Zhang , Xingzhong Hou , Guanglu Song , Yu Liu , Haihang You

DINO and DINOv2 are two model families being widely used to learn representations from unlabeled imagery data at large scales. Their learned representations often enable state-of-the-art performance for downstream tasks, such as image…

Computer Vision and Pattern Recognition · Computer Science 2025-02-17 Ziyang Wu , Jingyuan Zhang , Druv Pai , XuDong Wang , Chandan Singh , Jianwei Yang , Jianfeng Gao , Yi Ma

Machine learning techniques have been increasingly useful in astronomical applications over the last few years, for example in the morphological classification of galaxies. Convolutional neural networks have proven to be highly effective in…

Instrumentation and Methods for Astrophysics · Physics 2018-02-07 V. Lukic , M. Brüggen , J. K. Banfield , O. I. Wong , L. Rudnick , R. P. Norris , B. Simmons

Current machine learning models for vision are often highly specialized and limited to a single modality and task. In contrast, recent large language models exhibit a wide range of capabilities, hinting at a possibility for similarly…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 David Mizrahi , Roman Bachmann , Oğuzhan Fatih Kar , Teresa Yeo , Mingfei Gao , Afshin Dehghan , Amir Zamir

In hierarchical cognitive radio networks, edge or cloud servers utilize the data collected by edge devices for modulation classification, which, however, is faced with problems of the transmission overhead, data privacy, and computation…

Information Retrieval · Computer Science 2024-09-17 Chaowei He , Peihao Dong , Fuhui Zhou , Qihui Wu

Audio generation has attracted significant attention. Despite remarkable enhancement in audio quality, existing models overlook diversity evaluation. This is partially due to the lack of a systematic sound class diversity framework and a…

Sound · Computer Science 2024-07-19 Baihan Li , Zeyu Xie , Xuenan Xu , Yiwei Guo , Ming Yan , Ji Zhang , Kai Yu , Mengyue Wu

Deep learning models can enable accurate and efficient disease diagnosis, but have thus far been hampered by the data scarcity present in the medical world. Automated diagnosis studies have been constrained by underpowered single-center…

Image and Video Processing · Electrical Eng. & Systems 2022-03-04 Akis Linardos , Kaisar Kushibar , Sean Walsh , Polyxeni Gkontra , Karim Lekadir

The ability of large language models (LLMs) to follow instructions is crucial to real-world applications. Despite recent advances, several studies have highlighted that LLMs struggle when faced with challenging instructions, especially…

Computation and Language · Computer Science 2024-04-04 Haoran Sun , Lixin Liu , Junjie Li , Fengyu Wang , Baohua Dong , Ran Lin , Ruohui Huang

Super-resolution (SR) aims to reconstruct high-resolution (HR) images from their low-resolution (LR) counterparts, often relying on effective downsampling to generate diverse and realistic training pairs. In this work, we propose a…

Image and Video Processing · Electrical Eng. & Systems 2025-03-18 Sohwi Kim , Tae-Kyun Kim

In response to the worldwide COVID-19 pandemic, advanced automated technologies have emerged as valuable tools to aid healthcare professionals in managing an increased workload by improving radiology report generation and prognostic…

Image and Video Processing · Electrical Eng. & Systems 2024-05-24 Zhusi Zhong , Jie Li , John Sollee , Scott Collins , Harrison Bai , Paul Zhang , Terrence Healey , Michael Atalay , Xinbo Gao , Zhicheng Jiao

Beam training and prediction in real-world millimeter-wave (mmWave) communications systems are challenging due to rapidly time-varying channels and strong interference from surrounding objects. In this context, widely available sensors,…

Signal Processing · Electrical Eng. & Systems 2026-04-21 Mengyuan Ma , Isuri Welgamage , Ahmed Alkhateeb , A. Lee Swindlehurst , Markku Juntti , Nhan Thanh Nguyen

Audio-visual video recognition (AVVR) aims to integrate audio and visual clues to categorize videos accurately. While existing methods train AVVR models using provided datasets and achieve satisfactory results, they struggle to retain…

Computer Vision and Pattern Recognition · Computer Science 2024-06-10 Yukun Zuo , Hantao Yao , Liansheng Zhuang , Changsheng Xu

Vision Transformers are used via a customized TransUNet architecture, which is a hybrid model combining Transformers into a U-Net backbone, to achieve precise, automated, and fast segmentation of radio astronomy data affected by calibration…

Instrumentation and Methods for Astrophysics · Physics 2025-08-14 Nicoletta Sanvitale , Claudio Gheller , Franco Vazza , Annalisa Bonafede , Virginia Cuciti , Emanuele De Rubeis , Federica Govoni , Matteo Murgia , Valentina Vacca

Reconfigurable antennas that can dynamically change their operation state exhibit excellent adaptivity and flexibility over traditional antennas, and MIMO arrays that consist of multifunctional and reconfigurable antennas (MRAs) are…

Signal Processing · Electrical Eng. & Systems 2023-04-07 Mu Liang , Ang Li

Accurately interpreting cardiac auscultation signals plays a crucial role in diagnosing and managing cardiovascular diseases. However, the paucity of labelled data inhibits classification models' training. Researchers have turned to…

Sound · Computer Science 2025-06-18 Leigh Abbott , Milan Marocchi , Matthew Fynn , Yue Rong , Sven Nordholm

In this paper, we address the intricate issue of RF signal separation by presenting a novel adaptation of the WaveNet architecture that introduces learnable dilation parameters, significantly enhancing signal separation in dense RF…

Signal Processing · Electrical Eng. & Systems 2024-02-16 Yu Tian , Ahmed Alhammadi , Abdullah Quran , Abubakar Sani Ali