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Multimodal semantic communication has great potential to enhance downstream task performance by integrating complementary information across modalities. This paper introduces ProMSC-MIS, a novel Prompt-based Multimodal Semantic…

Multimedia · Computer Science 2025-08-28 Haoshuo Zhang , Yufei Bo , Meixia Tao

This paper describes a spatial-aware speaker diarization system for the multi-channel multi-party meeting. The diarization system obtains direction information of speaker by microphone array. Speaker spatial embedding is generated by…

Audio and Speech Processing · Electrical Eng. & Systems 2022-09-27 Jie Wang , Yuji Liu , Binling Wang , Yiming Zhi , Song Li , Shipeng Xia , Jiayang Zhang , Feng Tong , Lin Li , Qingyang Hong

Semantic communication (SemCom) has recently emerged as a promising paradigm for next-generation wireless systems. Empowered by advanced artificial intelligence (AI) technologies, SemCom has achieved significant improvements in transmission…

Information Theory · Computer Science 2026-01-12 Shunpu Tang , Yuanyuan Jia , Qianqian Yang , Ruichen Zhang , Jihong Park , Dusit Niyato

Satellite-terrestrial communications are severely constrained by high path loss, limited spectrum resources, and time-varying channel conditions, rendering conventional bit-level transmission schemes inefficient and fragile, particularly in…

Information Theory · Computer Science 2026-03-04 Jinghong Huang , Mengying Sun , Xiaodong Xu , Jianchi Zhu , Zechuan Fang , Jingxuan Zhang , Ruichen Zhang , Chen Dong , Ping Zhang , Dusit Niyato

Ubiquitous image transmission in emerging applications brings huge overheads to limited wireless resources. Since that text has the characteristic of conveying a large amount of information with very little data, the transmission of the…

Multimedia · Computer Science 2024-09-26 Xinfeng Wei , Haonan Tong , Nuocheng Yang , Changchuan Yin

Weakly supervised semantic segmentation (WSSS) models relying on class activation maps (CAMs) have achieved desirable performance comparing to the non-CAMs-based counterparts. However, to guarantee WSSS task feasible, we need to generate…

Computer Vision and Pattern Recognition · Computer Science 2023-06-07 Tao Chen , Yazhou Yao , Jinhui Tang

Diffusive molecular communications (DiMC) have recently gained attention as a candidate for nano- to micro- and macro-scale communications due to its simplicity and energy efficiency. As signal propagation is solely enabled by Brownian…

Information Theory · Computer Science 2021-01-11 Mustafa Can Gursoy , Masoumeh Nasiri-Kenari , Urbashi Mitra

A plethora of multi-view subspace clustering (MVSC) methods have been proposed over the past few years. Researchers manage to boost clustering accuracy from different points of view. However, many state-of-the-art MVSC algorithms, typically…

Machine Learning · Computer Science 2019-11-22 Zhao Kang , Wangtao Zhou , Zhitong Zhao , Junming Shao , Meng Han , Zenglin Xu

A joint source-channel coding (JSCC) scheme based on hybrid digital/analog coding is proposed for the transmission of correlated sources over discrete-memoryless two-way channels (DM-TWCs). The scheme utilizes the correlation between the…

Information Theory · Computer Science 2020-08-13 Jian-Jia Weng , Fady Alajaji , Tamás Linder

Collaborative perception improves 3D understanding by fusing multi-agent observations, yet intermediate-feature sharing faces strict bandwidth constraints as dense BEV features saturate V2X links. We observe that collaborators view the same…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Yuankun Zeng , Shaohui Li , Zhi Li , Shulan Ruan , Yu Liu , You He

We consider wireless transmission of images in the presence of channel output feedback. From a Shannon theoretic perspective feedback does not improve the asymptotic end-to-end performance, and separate source coding followed by…

Information Theory · Computer Science 2020-04-13 David Burth Kurka , Deniz Gündüz

Video conferencing has become a popular mode of meeting even if it consumes considerable communication resources. Conventional video compression causes resolution reduction under limited bandwidth. Semantic video conferencing maintains high…

Image and Video Processing · Electrical Eng. & Systems 2024-10-28 Peiwen Jiang , Chao-Kai Wen , Shi Jin , Geoffrey Ye Li

Near-space airship-borne communication network is recognized to be an indispensable component of the future integrated ground-air-space network thanks to airships' advantage of long-term residency at stratospheric altitudes, but it urgently…

Signal Processing · Electrical Eng. & Systems 2024-05-31 Minghui Wu , Zhen Gao , Zhaocheng Wang , Dusit Niyato , George K. Karagiannidis , Sheng Chen

Continuous speech separation (CSS) aims to separate overlapping voices from a continuous influx of conversational audio containing an unknown number of utterances spoken by an unknown number of speakers. A common application scenario is…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-14 Zhuohuang Zhang , Takuya Yoshioka , Naoyuki Kanda , Zhuo Chen , Xiaofei Wang , Dongmei Wang , Sefik Emre Eskimez

Metaverse over wireless networks is an emerging use case of the sixth generation (6G) wireless systems, posing unprecedented challenges in terms of its multi-modal data transmissions with stringent latency and reliability requirements.…

Networking and Internet Architecture · Computer Science 2022-12-15 Jihong Park , Jinho Choi , Seong-Lyun Kim , Mehdi Bennis

This paper studies an end-to-end video semantic communication system for massive communication. In the considered system, the transmitter must continuously send the video to the receiver to facilitate character reconstruction in immersive…

Networking and Internet Architecture · Computer Science 2024-02-05 Haopeng Li , Haonan Tong , Sihua Wang , Nuocheng Yang , Zhaohui Yang , Changchuan Yin

Generative joint source-channel coding (GJSCC) has emerged as a new Deep JSCC paradigm for achieving high-fidelity and robust image transmission under extreme wireless channel conditions, such as ultra-low bandwidth and low signal-to-noise…

Image and Video Processing · Electrical Eng. & Systems 2026-01-07 Kailin Tan , Jincheng Dai , Sixian Wang , Guo Lu , Shuo Shao , Kai Niu , Wenjun Zhang , Ping Zhang

Deep joint source-channel coding (DeepJSCC) has emerged as a powerful paradigm for end-to-end semantic communications, jointly learning to compress and protect task-relevant features over noisy channels. However, existing DeepJSCC schemes…

Deep learning (DL) based semantic communication methods have been explored for the efficient transmission of images, text, and speech in recent years. In contrast to traditional wireless communication methods that focus on the transmission…

Audio and Speech Processing · Electrical Eng. & Systems 2022-05-26 Tianxiao Han , Qianqian Yang , Zhiguo Shi , Shibo He , Zhaoyang Zhang

Brain signal visualization has emerged as an active research area, serving as a critical interface between the human visual system and computer vision models. Although diffusion models have shown promise in analyzing functional magnetic…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Bohan Zeng , Shanglin Li , Xuhui Liu , Sicheng Gao , Xiaolong Jiang , Xu Tang , Yao Hu , Jianzhuang Liu , Baochang Zhang