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In light of the diminishing returns of traditional methods for enhancing transmission rates, the domain of semantic communication presents promising new frontiers. Focusing on image transmission, this paper explores the application of…

计算机视觉与模式识别 · 计算机科学 2023-06-06 Shehbaz Tariq , Brian Estadimas Arfeto , Chaoning Zhang , Hyundong Shin

Semantic communication, when examined through the lens of joint source-channel coding (JSCC), maps source messages directly into channel input symbols, where the measure of success is defined by end-to-end distortion rather than traditional…

信息论 · 计算机科学 2024-07-09 Tze-Yang Tung , Homa Esfahanizadeh , Jinfeng Du , Harish Viswanathan

Semantic communication (SemCom) demonstrates strong superiority over conventional bit-level accurate transmission, by only attempting to recover the essential semantic information of data. In this paper, in order to tackle the…

信息论 · 计算机科学 2023-10-02 Siyu Tong , Xiaoxue Yu , Rongpeng Li , Kun Lu , Zhifeng Zhao , Honggang Zhang

Semantic communications (SemComs) have emerged as a promising paradigm for joint data and task-oriented transmissions, combining the demands for both the bit-accurate delivery and end-to-end (E2E) distortion minimization. However, current…

信息论 · 计算机科学 2025-08-12 Dongxu Li , Kai Yuan , Jianhao Huang , Chuan Huang , Xiaoqi Qin , Shuguang Cui , Ping Zhang

Contrastive Language-Image Pretraining (CLIP) achieves strong generalization in vision-language tasks by aligning images and texts in a shared embedding space. However, recent findings show that CLIP-like models still underutilize…

计算机视觉与模式识别 · 计算机科学 2025-12-17 Weiheng Zhao , Zilong Huang , Jiashi Feng , Xinggang Wang

Compared with the current Shannon's Classical Information Theory (CIT) paradigm, semantic communication (SemCom) has recently attracted more attention, since it aims to transmit the meaning of information rather than bit-by-bit…

图像与视频处理 · 电气工程与系统科学 2023-04-20 Bingxuan Xu , Rui Meng , Yue Chen , Xiaodong Xu , Chen Dong , Hao Sun

Recent developments in Deep learning based Joint Source-Channel Coding (DeepJSCC) have demonstrated impressive capabilities within wireless semantic communications system. However, existing DeepJSCC methodologies exhibit limited…

图像与视频处理 · 电气工程与系统科学 2024-11-18 Liang Zhang , Danlan Huang , Xinyi Zhou , Feng Ding , Sheng Wu , Zhiqing Wei

In recent years, Semantic Communication (SemCom), which aims to achieve efficient and reliable transmission of meaning between agents, has garnered significant attention from both academia and industry. To ensure the security of…

密码学与安全 · 计算机科学 2026-01-06 Rui Meng , Dayu Fan , Haixiao Gao , Yifan Yuan , Bizhu Wang , Xiaodong Xu , Mengying Sun , Chen Dong , Xiaofeng Tao , Ping Zhang , Dusit Niyato

Deep joint source-channel coding (JSCC) has emerged as a promising paradigm for semantic communication, delivering significant performance gains over conventional separate coding schemes. However, existing JSCC frameworks remain vulnerable…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Changyuan Zhao , Jiacheng Wang , Ruichen Zhang , Dusit Niyato , Hongyang Du , Zehui Xiong , Dong In Kim , Ping Zhang

While Contrastive Language-Image Pre-training (CLIP) has advanced open-vocabulary predictions, its performance on semantic segmentation remains suboptimal. This shortfall primarily stems from its spatial-invariant semantic features and…

计算机视觉与模式识别 · 计算机科学 2024-11-15 Yuheng Shi , Minjing Dong , Chang Xu

We present SLIP (SAM+CLIP), an enhanced architecture for zero-shot object segmentation. SLIP combines the Segment Anything Model (SAM) \cite{kirillov2023segment} with the Contrastive Language-Image Pretraining (CLIP)…

计算机视觉与模式识别 · 计算机科学 2024-05-27 Saaketh Koundinya Gundavarapu , Arushi Arora , Shreya Agarwal

The emerging field semantic communication is driving the research of end-to-end data transmission. By utilizing the powerful representation ability of deep learning models, learned data transmission schemes have exhibited superior…

信息论 · 计算机科学 2023-05-25 Jincheng Dai , Sixian Wang , Ke Yang , Kailin Tan , Xiaoqi Qin , Zhongwei Si , Kai Niu , Ping Zhang

Large unimodal foundation models for vision and language encode rich semantic structures, yet aligning them typically requires computationally intensive multimodal fine-tuning. Such approaches depend on large-scale parameter updates, are…

计算机视觉与模式识别 · 计算机科学 2026-03-02 Abhishek Dalvi , Vasant Honavar

Increasing demands for massive data transmission pose significant challenges to communication systems. Compared with traditional communication systems that focus on the accurate reconstruction of bit sequences, SemComs, which aim to deliver…

信号处理 · 电气工程与系统科学 2025-09-19 Fengyu Wang , Yuan Zheng , Wenjun Xu , Junxiao Liang , Ping Zhang , Zhu Han

Recently, research on Text-Attributed Graphs (TAGs) has gained significant attention due to the prevalence of free-text node features in real-world applications and the advancements in Large Language Models (LLMs) that bolster TAG…

机器学习 · 计算机科学 2025-02-25 Yun Zhu , Haizhou Shi , Xiaotang Wang , Yongchao Liu , Yaoke Wang , Boci Peng , Chuntao Hong , Siliang Tang

Semantic communication (SemCom), as a novel paradigm for future communication systems, has recently attracted much attention due to its superiority in communication efficiency. However, similar to traditional communication, it also suffers…

信号处理 · 电气工程与系统科学 2026-03-26 Song Gao , Rui Meng , Xiaodong Xu , Haixiao Gao , Yiming Liu , Chenyuan Feng , Ping Zhang , Tony Q. S. Quek , Dusit Niyato

Recent vision-language models excel at large-scale image-text alignment but often neglect the compositional structure of language, leading to failures on tasks that hinge on word order and predicate-argument structure. We introduce…

计算与语言 · 计算机科学 2025-09-26 Kin Ian Lo , Hala Hawashin , Mina Abbaszadeh , Tilen Limback-Stokin , Hadi Wazni , Mehrnoosh Sadrzadeh

Due to the lack of paired samples and the low signal-to-noise ratio of functional MRI (fMRI) signals, reconstructing perceived natural images or decoding their semantic contents from fMRI data are challenging tasks. In this work, we…

计算机视觉与模式识别 · 计算机科学 2023-05-16 Yulong Liu , Yongqiang Ma , Wei Zhou , Guibo Zhu , Nanning Zheng

Multimodal semantic communication has gained widespread attention due to its ability to enhance downstream task performance. A key challenge in such systems is the effective fusion of features from different modalities, which requires the…

图像与视频处理 · 电气工程与系统科学 2025-09-03 Haoshuo Zhang , Yufei Bo , Hongwei Zhang , Meixia Tao

Semantic communication (SemCom) presents a transformative paradigm for alleviating bandwidth limitations in mobile networks by transmitting task-relevant semantic features instead of raw data bits. While SemCom systems utilizing diffusion…

信息论 · 计算机科学 2026-04-15 Chengyang Liang , Dong Li