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We introduce a method to learn unsupervised semantic visual information based on the premise that complex events can be decomposed into simpler events and that these simple events are shared across several complex events. We first employ a…

计算机视觉与模式识别 · 计算机科学 2025-01-07 Valter Estevam , Rayson Laroca , Helio Pedrini , David Menotti

Classical communication paradigms focus on accurately transmitting bits over a noisy channel, and Shannon theory provides a fundamental theoretical limit on the rate of reliable communications. In this approach, bits are treated equally,…

信息论 · 计算机科学 2022-08-05 Jincheng Dai , Ping Zhang , Kai Niu , Sixian Wang , Zhongwei Si , Xiaoqi Qin

Classical communication paradigms focus on accurately transmitting bits over a noisy channel, and Shannon theory provides a fundamental theoretical limit on the rate of reliable communications. In this approach, bits are treated equally,…

信息论 · 计算机科学 2022-06-03 Jincheng Dai , Ping Zhang , Kai Niu , Sixian Wang , Zhongwei Si , Xiaoqi Qin

Recently, the ever-increasing demand for bandwidth in multi-modal communication systems requires a paradigm shift. Powered by deep learning, semantic communications are applied to multi-modal scenarios to boost communication efficiency and…

信号处理 · 电气工程与系统科学 2023-05-19 Yangshuo He , Guanding Yu , Yunlong Cai

Incorporating semantic information into the codecs during image compression can significantly reduce the repetitive computation of fundamental semantic analysis (such as object recognition) in client-side applications. The same practice…

计算机视觉与模式识别 · 计算机科学 2018-01-30 Sihui Luo , Yezhou Yang , Mingli Song

In this work we propose a novel deep learning approach for ultra-low bitrate video compression for video conferencing applications. To address the shortcomings of current video compression paradigms when the available bandwidth is extremely…

计算机视觉与模式识别 · 计算机科学 2020-12-02 Goluck Konuko , Giuseppe Valenzise , Stéphane Lathuilière

Semantic communications has received growing interest since it can remarkably reduce the amount of data to be transmitted without missing critical information. Most existing works explore the semantic encoding and transmission for text and…

计算机视觉与模式识别 · 计算机科学 2022-08-09 Danlan Huang , Feifei Gao , Xiaoming Tao , Qiyuan Du , Jianhua Lu

Reconstructing dynamic videos from fMRI is important for understanding visual cognition and enabling vivid brain-computer interfaces. However, current methods are critically limited to single-shot clips, failing to address the multi-shot…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Wenwen Zeng , Yonghuang Wu , Yifan Chen , Xuan Xie , Chengqian Zhao , Feiyu Yin , Guoqing Wu , Jinhua Yu

Semantic communication has gained significant attention from researchers as a promising technique to replace conventional communication in the next generation of communication systems, primarily due to its ability to reduce communication…

信息论 · 计算机科学 2025-02-07 Loc X. Nguyen , Ye Lin Tun , Yan Kyaw Tun , Minh N. H. Nguyen , Chaoning Zhang , Zhu Han , Choong Seon Hong

A sketch is a probabilistic data structure used to record frequencies of items in a multi-set. Sketches are widely used in various fields, especially those that involve processing and storing data streams. In streaming applications with…

数据结构与算法 · 计算机科学 2017-02-08 Tong Yang , Lingtong Liu , Yibo Yan , Muhammad Shahzad , Yulong Shen , Xiaoming Li , Bin Cui , Gaogang Xie

Recently, semantic communications have drawn great attention as the groundbreaking concept surpasses the limited capacity of Shannon's theory. Specifically, semantic communications probably become crucial in realizing visual tasks that…

网络与互联网体系结构 · 计算机科学 2025-10-23 Jeonghun Park , Sung Whan Yoon

The traditional SegNet architecture commonly encounters significant information loss during the sampling process, which detrimentally affects its accuracy in image semantic segmentation tasks. To counter this challenge, we introduce an…

图像与视频处理 · 电气工程与系统科学 2024-06-05 Zijun Gao , Qi Wang , Taiyuan Mei , Xiaohan Cheng , Yun Zi , Haowei Yang

Semantic- and task-oriented communication has emerged as a promising approach to reducing the latency and bandwidth requirements of next-generation mobile networks by transmitting only the most relevant information needed to complete a…

信息论 · 计算机科学 2024-09-27 Deniz Gündüz , Michèle A. Wigger , Tze-Yang Tung , Ping Zhang , Yong Xiao

Streaming video understanding requires models to robustly encode, store, and retrieve information from a continuous video stream to support accurate video question answering (VQA). Existing state-of-the-art approaches rely on key-value…

计算机视觉与模式识别 · 计算机科学 2026-02-23 Vatsal Agarwal , Saksham Suri , Matthew Gwilliam , Pulkit Kumar , Abhinav Shrivastava

The key challenge for few-shot semantic segmentation (FSS) is how to tailor a desirable interaction among support and query features and/or their prototypes, under the episodic training scenario. Most existing FSS methods implement such…

计算机视觉与模式识别 · 计算机科学 2022-04-25 Jie Liu , Yanqi Bao , Guo-Sen Xie , Huan Xiong , Jan-Jakob Sonke , Efstratios Gavves

Despite the widespread adoption of vision sensors in edge applications, such as surveillance, the transmission of video data consumes substantial spectrum resources. Semantic communication (SC) offers a solution by extracting and…

计算机视觉与模式识别 · 计算机科学 2026-01-06 Yubo Peng , Luping Xiang , Kun Yang , Kezhi Wang , Merouane Debbah

Semantic communication, leveraging advanced deep learning techniques, emerges as a new paradigm that meets the requirements of next-generation wireless networks. However, current semantic communication systems, which employ neural coding…

信息论 · 计算机科学 2025-08-20 Hai-Long Qin , Jincheng Dai , Sixian Wang , Xiaoqi Qin , Shuo Shao , Kai Niu , Wenjun Xu , Ping Zhang

Learning visual feature representations for video analysis is a daunting task that requires a large amount of training samples and a proper generalization framework. Many of the current state of the art methods for video captioning and…

机器学习 · 计算机科学 2018-09-20 Oliver Nina , Washington Garcia , Scott Clouse , Alper Yilmaz

Soft context formation is a lossless image coding method for screen content. It encodes images pixel by pixel via arithmetic coding by collecting statistics for probability distribution estimation. Its main pipeline includes three stages,…

图像与视频处理 · 电气工程与系统科学 2024-10-08 Hannah Och , Shabhrish Reddy Uddehal , Tilo Strutz , André Kaup

Remote sensing image semantic segmentation is an important problem for remote sensing image interpretation. Although remarkable progress has been achieved, existing deep neural network methods suffer from the reliance on massive training…

计算机视觉与模式识别 · 计算机科学 2023-09-18 Linhan Wang , Shuo Lei , Jianfeng He , Shengkun Wang , Min Zhang , Chang-Tien Lu