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检索条件"机构=Key Laboratory of Technology in Geo-spatial Information Processing and Application Systems"
530 条 记 录,以下是251-260 订阅
排序:
Wavelet-Like Transform-Based technology in Response to the Call for Proposals on Neural Network-Based Image Coding
arXiv
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arXiv 2024年
作者: Dong, Cunhui Ma, Haichuan Zhang, Haotian Gao, Changsheng Li, Li Liu, Dong The CAS Key Laboratory of Technology in Geo-Spatial Information Processing and Application System University of Science and Technology of China Hefei230027 China
Neural network-based image coding has been developing rapidly since its birth. Until 2022, its performance has surpassed that of the best-performing traditional image coding framework – H.266/VVC. Witnessing such suc... 详细信息
来源: 评论
A convolutional neural network approach for half-pel interpolation in video coding
arXiv
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arXiv 2017年
作者: Yan, Ning Liu, Dong Li, Houqiang Wu, Feng CAS Key Laboratory of Technology in Geo-Spatial Information Processing and Application System University of Science and Technology of China Hefei230027 China
Motion compensation is a fundamental technology in video coding to remove the temporal redundancy between video frames. To further improve the coding efficiency, sub-pel motion compensation has been utilized, which re... 详细信息
来源: 评论
A New Non-local Video Denoising Scheme Using Low-Rank Representation and Total Variation Regularization
A New Non-local Video Denoising Scheme Using Low-Rank Repres...
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IEEE International Symposium on Circuits and systems
作者: Qingbo Lu Zhenbo Lu Xiaoqing Tao Houqiang Li CAS Key Laboratory of Technology in Geo-spatial Information Processing and Application System University of Science and Technology of China Hefei Anhui China
In this article, we present a novel non-local video denoising scheme using low-rank representation and total variation regularization. The proposed scheme attempts to make full use of the intrinsic properties that the... 详细信息
来源: 评论
A COOPERATIVE MULTITEMPORAL SEGMENTATION METHOD FOR SAR AND OPTICAL IMAGES CHANGE DETECTION
A COOPERATIVE MULTITEMPORAL SEGMENTATION METHOD FOR SAR AND ...
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IEEE International geoscience and Remote Sensing Symposium
作者: Ling Wan Yuming Xiang Hongjian You Key Laboratory of Technology in Geo-spatial Information Processing and Application System Institute of Electronics Chinese Academy of Sciences Beijing China
This paper proposes an extension version of our previous work MS-CC to achieve optical and SAR images change detection. The proposed method introduces a cooperative multitemporal segmentation, whose merging process co... 详细信息
来源: 评论
A STUDY ON THE FREQUENCY AND AZIMUTH COHERENCE OF HIGH-RESOLUTION SAR IMAGE
A STUDY ON THE FREQUENCY AND AZIMUTH COHERENCE OF HIGH-RESOL...
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IEEE International geoscience and Remote Sensing Symposium
作者: Wenji Xing Xiaolan Qiu Chibiao Ding The Key Laboratory of Technology in Geo-spatial Information Processing and Application System Institute of Electronics Chinese Academy of Sciences Beijing China
High-resolution SAR has large transmitting bandwidth and wide synthetic aperture. How to understand and take advantage of the variation characteristics of SAR scattering characteristics with angle and frequency is a t... 详细信息
来源: 评论
Learned fast HEVC intra coding
arXiv
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arXiv 2019年
作者: Chen, Zhibo Shi, Jun Li, Weiping CAS Key Laboratory of Technology in Geo-spatial Information Processing and Application System University of Science and Technology of China Hefei230027 China
In High Efficiency Video Coding (HEVC), excellent rate-distortion (RD) performance is achieved in part by having a flexible quadtree coding unit (CU) partition and a large number of intra-prediction modes. Such an exc... 详细信息
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RC-CNN: Representation-Consistent Convolutional Neural Networks for Achieving Transformation Invariance
RC-CNN: Representation-Consistent Convolutional Neural Netwo...
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IEEE International Conference on systems, Man and Cybernetics
作者: Jun Gu Anfeng He Xinmei Tian CAS Key Laboratory of Technology in Geo-spatial Information Processing and Application System University of Science and Technology of China Hefei Anhui China
Convolutional neural networks (CNNs) are powerful and have achieved state-of-the-art performance in many visual recognition tasks. Despite their impressive performance, CNNs are still unable to remain invariant while ... 详细信息
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Quality assessment of stereoscopic 360-degree images from multi-viewports
arXiv
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arXiv 2019年
作者: Xu, Jiahua Luo, Ziyuan Zhou, Wei Zhang, Wenyuan Chen, Zhibo CAS Key Laboratory of Technology in Geo-Spatial Information Processing and Application System University of Science and Technology of China Hefei230027 China
Objective quality assessment of stereoscopic panoramic images becomes a challenging problem owing to the rapid growth of 360-degree contents. Different from traditional 2D image quality assessment (IQA), more complex ... 详细信息
来源: 评论
Unambiguous parameter estimation of radial velocity approach for airborne SAR-GMTI
Unambiguous parameter estimation of radial velocity approach...
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Asian and Pacific Conference on Synthetic Aperture Radar (APSAR)
作者: Ruipeng Xu Dandan Zhang Lijia Huang Donghui Hu Chibiao Ding Key Laboratory of Geo-spatial Information Processing and Application System Technology Institute of Electronics Chinese Academy of Sciences Beijing China
The ambiguous Doppler centroid causes incorrect estimation result of the radial velocity. For moving targets with fast radial velocity, an unambiguous estimation approach of the radial velocity is introduced for the a... 详细信息
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Two-stream action recognition-oriented video super-resolution
arXiv
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arXiv 2019年
作者: Zhang, Haochen Liu, Dong Xiong, Zhiwei CAS Key Laboratory of Technology in Geo-Spatial Information Processing and Application System University of Science and Technology of China Hefei230027 China
We study the video super-resolution (SR) problem for facilitating video analytics tasks, e.g. action recognition, instead of for visual quality. The popular action recognition methods based on convolutional networks, ... 详细信息
来源: 评论