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检索条件"机构=CAS Key Laboratory of Technology in Geo-Spatial Information Processing and Application Systems"
457 条 记 录,以下是201-210 订阅
排序:
Reinforced Bit Allocation under Task-Driven Semantic Distortion Metrics
arXiv
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arXiv 2019年
作者: Shi, Jun Chen, Zhibo CAS Key Laboratory of Technology in Geo-spatial Information Processing and Application System University of Science and Technology of China Hefei China
Rapid growing intelligent applications require optimized bit allocation in image/video coding to support specific task-driven scenarios such as detection, classification, segmentation, etc. Some learning-based framewo... 详细信息
来源: 评论
Deep Scalable Image Compression via Hierarchical Feature Decorrelation
Deep Scalable Image Compression via Hierarchical Feature Dec...
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Picture Coding Symposium, PCS
作者: Zongyu Guo Zhizheng Zhang Zhibo Chen CAS Key Laboratory of Technology in Geo-spatial Information Processing and Application System University of Science and Technology of China Hefei China
The following topics are dealt with: video coding; data compression; image coding; convolutional neural nets; decoding; learning (artificial intelligence); motion compensation; video codecs; image reconstruction; filt...
来源: 评论
No-Reference Light Field Image Quality Assessment Based on Micro-Lens Image
No-Reference Light Field Image Quality Assessment Based on M...
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Picture Coding Symposium, PCS
作者: Ziyuan Luo Wei Zhou Likun Shi Zhibo Chen CAS Key Laboratory of Technology in Geo-spatial Information Processing and Application System University of Science and Technology of China Hefei China
Light field image quality assessment (LF-IQA) plays a significant role due to its guidance to Light Field (LF) contents acquisition, processing and application. The LF can be represented as 4-D signal, and its quality...
来源: 评论
Deep Grammatical Multi-classifier for Continuous Sign Language Recognition
Deep Grammatical Multi-classifier for Continuous Sign Langua...
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IEEE International Conference on Multimedia Big Data (BigMM)
作者: Chengcheng Wei Wengang Zhou Junfu Pu Houqiang Li CAS Key Laboratory of Technology in Geo-spatial Information Processing and Application System University of Science and Technology of China Hefei China
In this paper, we propose a novel deep architecture with multiple classifiers for continuous sign language recognition. Representing the sign video with a 3D convolutional residual network and a bidirectional LSTM, we... 详细信息
来源: 评论
Improving Semantic Segmentation via Label Propagation and Temporal Consistency
Improving Semantic Segmentation via Label Propagation and Te...
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Signal, information and Data processing (ICSIDP), IEEE International Conference on
作者: Feiyu Qin Lumeng Cao Xuejin Chen CAS Key Laboratory of Technology in Geo-spatial Information Processing and Application System University of Science and Technology of China Hefei China
Semantic segmentation is a fundamental task in indoor scene understanding. Most previous supervised approaches rely on densely annotated image data sets. Due to the limited amount of images with segmentation labels, t...
来源: 评论
Quality Assessment of Stereoscopic 360-degree Images from Multi-viewports
Quality Assessment of Stereoscopic 360-degree Images from Mu...
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Picture Coding Symposium, PCS
作者: Jiahua Xu Ziyuan Luo Wei Zhou Wenyuan Zhang Zhibo Chen CAS Key Laboratory of Technology in Geo-Spatial Information Processing and Application System University of Science and Technology of China Hefei 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 ...
来源: 评论
Robust Beamformer based on Magnitude Response Constraint and Sparse Constraint
Robust Beamformer based on Magnitude Response Constraint and...
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2019 IEEE International Conference on Signal, information and Data processing, ICSIDP 2019
作者: Lei, Songlin Qiu, Xiaolan DIng, Chibiao Zhang, Yueting Aerospace Information Research Institute Chinese Academy of Sciences Beijing China University of Chinese Academy of Sciences Beijing100049 China Key Laboratory of Technology in Geo-spatial Information Processing and Application System CAS China Institute of Electronics Chinese Academy of Sciences Beijing100190 China
Beamformer with magnitude response constraint can flexibly control the response region by specified beamwidth and response ripple, which has a significant performance against steering vector mismatch. However, a high ... 详细信息
来源: 评论
Edge-Guided Panoramic Video Stitching with Limited Overlap
Edge-Guided Panoramic Video Stitching with Limited Overlap
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Signal, information and Data processing (ICSIDP), IEEE International Conference on
作者: Chaoyu Xie Xuejin Chen CAS Key Laboratory of Technology in Geo-spatial Information Processing and Application System University of Science and Technology of China Hefei China
Video stitching remains a challenging problem in computer vision. In this paper, we propose a novel edge-guided method to stitch multiple videos that have small overlapped regions. Our algorithm consists of three step...
来源: 评论
An Energy Efficient Carry-Free Inner Product Unit
An Energy Efficient Carry-Free Inner Product Unit
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2019 IEEE International Conference on Signal, information and Data processing, ICSIDP 2019
作者: Yan, Wen Ercegovac, Milos D. Key Laboratory of Technology in Geo-spatial Information Processing and Application System Institute of Electronics Chinese Academy of Sciences Beijing China University of California Computer Science Department Los AngelesCA United States
An energy efficient truncated inner product unit is proposed in this paper. The proposed unit is pipelined and processes the m pairs of n-bit operands in serial, so that only one unit is required and it can be reused ... 详细信息
来源: 评论
Video-based point cloud compression artifact removal
arXiv
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arXiv 2021年
作者: Akhtar, Anique Gao, Wen Li, Li Li, Zhu Jia, Wei Liu, Shan Department of Computer Science and Electrical Engineering University of Missouri-Kansas City Kansas CityMO64110 United States Tencent America 661 Bryant St. Palo AltoCA94301 United States Department of Computer Science and Electrical Engineering University of Missouri-Kansas City Kansas CityMO64110 United States CAS Key Laboratory of Technology in Geo-Spatial Information Processing and Application System University of Science and Technology of China Hefei230027 China
—Photo-realistic point cloud capture and transmission are the fundamental enablers for immersive visual communication. The coding process of dynamic point clouds, especially video-based point cloud compression (V-PCC... 详细信息
来源: 评论