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Youfu Li
Researcher at City University of Hong Kong
Publications - 373
Citations - 7952
Youfu Li is an academic researcher from City University of Hong Kong. The author has contributed to research in topics: Machine vision & 3D reconstruction. The author has an hindex of 40, co-authored 357 publications receiving 6364 citations. Previous affiliations of Youfu Li include University of Hamburg & University of Hong Kong.
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Journal ArticleDOI
Active vision in robotic systems: A survey of recent developments
TL;DR: A broad survey of developments in active vision in robotic applications over the last 15 years is provided, e.g. object recognition and modeling, site reconstruction and inspection, surveillance, tracking and search, as well as robotic manipulation and assembly, localization and mapping, navigation and exploration.
Journal ArticleDOI
Multi-modal fusion network with multi-scale multi-path and cross-modal interactions for RGB-D salient object detection
TL;DR: A novel multi-scale multi-path fusion network with cross-modal interactions (MMCI), in which the traditional two-stream fusion architecture with single fusion path is advanced by diversifying the fusion path to a global reasoning one and another local capturing one and meanwhile introducing cross- modal interactions in multiple layers.
Proceedings ArticleDOI
Progressively Complementarity-Aware Fusion Network for RGB-D Salient Object Detection
TL;DR: A novel complementarity-aware fusion (CA-Fuse) module when adopting the Convolutional Neural Network (CNN) and the proposed RGB-D fusion network disambiguates both cross-modal and cross-level fusion processes and enables more sufficient fusion results.
Journal ArticleDOI
Three-Stream Attention-Aware Network for RGB-D Salient Object Detection
TL;DR: In the proposed architecture, a cross-modal distillation stream, accompanying the RGB-specific and depth-specific streams, is introduced to extract new RGB-D features in each level in the bottom–up path, and the channel-wise attention mechanism is innovatively introduced to the cross- modal cross-level fusion problem to adaptively select complementary feature maps from each modality in eachlevel.
Journal ArticleDOI
Measurement and Defect Detection of the Weld Bead Based on Online Vision Inspection
TL;DR: This paper summarizes the work on weld bead profile measurement, monitoring, and defect detection using a structured light-based vision inspection system and the image processing and extraction algorithms for laser profiles and feature points are presented.