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相关论文: Diffusion-aided Task-oriented Semantic Communicati…

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Being a form of biometric identification, the security of the speaker identification (SID) system is of utmost importance. To better understand the robustness of SID systems, we aim to perform more realistic attacks in SID, which are…

声音 · 计算机科学 2025-01-10 Qing Wang , Jixun Yao , Zhaokai Sun , Pengcheng Guo , Lei Xie , John H. L. Hansen

Semantic communication is an increasingly popular framework for wireless image transmission due to its high communication efficiency. With the aid of the joint-source-and-channel (JSC) encoder implemented by neural network, semantic…

信息论 · 计算机科学 2022-12-02 Maojun Zhang , Yang Li , Zezhong Zhang , Guangxu Zhu , Caijun Zhong

The advance of generative models for images has inspired various training techniques for image recognition utilizing synthetic images. In semantic segmentation, one promising approach is extracting pseudo-masks from attention maps in…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Ryota Yoshihashi , Yuya Otsuka , Kenji Doi , Tomohiro Tanaka , Hirokatsu Kataoka

Parallel applications with irregular and time-varying workloads often suffer from load imbalance. Dynamic load balancing techniques address this challenge by redistributing work during execution. We present a new type of distributed…

分布式、并行与集群计算 · 计算机科学 2026-03-25 Maya Taylor , Kavitha Chandrasekar , Laxmikant V. Kale

Semantic communication has emerged as a promising approach for improving efficient transmission in the next generation of wireless networks. Inspired by the success of semantic communication in different areas, we aim to provide a new…

图像与视频处理 · 电气工程与系统科学 2023-12-11 Zhenguo Zhang , Qianqian Yang , Shibo He , Jiming Chen

Semantic communications offer promising prospects for enhancing data transmission efficiency. However, existing schemes have predominantly concentrated on point-to-point transmissions. In this paper, we aim to investigate the validity of…

信号处理 · 电气工程与系统科学 2024-06-26 Yanhu Wang , Shuaishuai Guo , Anming Dong , Hui Zhao

Semantic communication is a promising technique for emerging wireless applications, which reduces transmission overhead by transmitting only task-relevant features instead of raw data. However, existing methods struggle under extremely low…

图像与视频处理 · 电气工程与系统科学 2025-10-30 Peiwen Jiang , Jiajia Guo , Chao-Kai Wen , Shi Jin , Jun Zhang

The quality of the prompts provided to text-to-image diffusion models determines how faithful the generated content is to the user's intent, often requiring `prompt engineering'. To harness visual concepts from target images without prompt…

计算机视觉与模式识别 · 计算机科学 2023-12-20 Shweta Mahajan , Tanzila Rahman , Kwang Moo Yi , Leonid Sigal

Semantic communication focuses on transmitting task-relevant semantic information, aiming for intent-oriented communication. While existing systems improve efficiency by extracting key semantics, they still fail to deeply understand and…

信息论 · 计算机科学 2025-08-14 Peigen Ye , Jingpu Duan , Hongyang Du , Yulan Guo

Recent advancements in generative artificial intelligence have introduced groundbreaking approaches to innovating next-generation semantic communication, which prioritizes conveying the meaning of a message rather than merely transmitting…

人工智能 · 计算机科学 2025-05-19 Achintha Wijesinghe , Weiwei Wang , Suchinthaka Wanninayaka , Songyang Zhang , Zhi Ding

Semantic communication is a new paradigm that aims at providing more efficient communication for the next-generation wireless network. It focuses on transmitting extracted, meaningful information instead of the raw data. However, deep…

社会与信息网络 · 计算机科学 2025-01-09 Yang Li , Xinyu Zhou , Jun Zhao

Advanced text-to-image diffusion models raise safety concerns regarding identity privacy violation, copyright infringement, and Not Safe For Work content generation. Towards this, unlearning methods have been developed to erase these…

计算机视觉与模式识别 · 计算机科学 2024-05-01 Xiaoxuan Han , Songlin Yang , Wei Wang , Yang Li , Jing Dong

Semantic Communication (SC) is an emerging technology that has attracted much attention in the sixth-generation (6G) mobile communication systems. However, few literature has fully considered the perceptual quality of the reconstructed…

图像与视频处理 · 电气工程与系统科学 2024-10-04 Kexin Zhang , Lixin Li , Wensheng Lin , Yuna Yan , Wenchi Cheng , Zhu Han

Diffusion models (DMs) have demonstrated great potential in the field of adversarial robustness, where DM-based defense methods can achieve superior defense capability without adversarial training. However, they all require huge…

计算机视觉与模式识别 · 计算机科学 2025-02-12 Hefei Mei , Minjing Dong , Chang Xu

Diffusion models have shown to be strong representation learners, showcasing state-of-the-art performance across multiple domains. Aside from accelerated sampling, DDIM also enables the inversion of real images back to their latent codes. A…

人工智能 · 计算机科学 2025-10-02 Seunghoo Hong , Geonho Son , Juhun Lee , Simon S. Woo

This paper explores opportunities and challenges of task (goal)-oriented and semantic communications for next-generation (NextG) communication networks through the integration of multi-task learning. This approach employs deep neural…

网络与互联网体系结构 · 计算机科学 2024-01-04 Yalin E. Sagduyu , Tugba Erpek , Aylin Yener , Sennur Ulukus

Diffusion models have achieved state-of-the-art synthesis quality on both visual and audio tasks, and recent works further adapt them to textual data by diffusing on the embedding space. In this paper, we conduct systematic studies of the…

计算与语言 · 计算机科学 2024-04-23 Zhujin Gao , Junliang Guo , Xu Tan , Yongxin Zhu , Fang Zhang , Jiang Bian , Linli Xu

Reliable image transmission over wireless channels is particularly challenging at extremely low transmission rates, where conventional compression and channel coding schemes fail to preserve adequate visual quality. To address this issue,…

信息论 · 计算机科学 2025-10-27 Shengkang Chen , Tong Wu , Zhiyong Chen , Feng Yang , Meixia Tao , Wenjun Zhang

Remote sensing image change description represents an innovative multimodal task within the realm of remote sensing processing.This task not only facilitates the detection of alterations in surface conditions, but also provides…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Dongwei Sun , Jing Yao , Wu Xue , Changsheng Zhou , Pedram Ghamisi , Xiangyong Cao

Despite their success, unsupervised domain adaptation methods for semantic segmentation primarily focus on adaptation between image domains and do not utilize other abundant visual modalities like depth, infrared and event. This limitation…

计算机视觉与模式识别 · 计算机科学 2024-10-30 Ruihao Xia , Yu Liang , Peng-Tao Jiang , Hao Zhang , Bo Li , Yang Tang , Pan Zhou