Search Results for author: Rendong Ying

Found 5 papers, 4 papers with code

Loop Closure Detection Based on Object-level Spatial Layout and Semantic Consistency

1 code implementation11 Apr 2023 Xingwu Ji, Peilin Liu, Haochen Niu, Xiang Chen, Rendong Ying, Fei Wen

Then, we propose a graph matching approach to select correspondence objects based on the structure layout and semantic property similarity of vertices' neighbors.

Graph Matching Loop Closure Detection +2

On Perceptual Lossy Compression: The Cost of Perceptual Reconstruction and An Optimal Training Framework

1 code implementation5 Jun 2021 Zeyu Yan, Fei Wen, Rendong Ying, Chao Ma, Peilin Liu

This paper provides nontrivial results theoretically revealing that, \textit{1}) the cost of achieving perfect perception quality is exactly a doubling of the lowest achievable MSE distortion, \textit{2}) an optimal encoder for the "classic" rate-distortion problem is also optimal for the perceptual compression problem, \textit{3}) distortion loss is unnecessary for training a perceptual decoder.

Matrix Completion via Nonconvex Regularization: Convergence of the Proximal Gradient Algorithm

1 code implementation2 Mar 2019 Fei Wen, Rendong Ying, Peilin Liu, Trieu-Kien Truong

Besides the convergence to a stationary point for a generalized nonconvex penalty, we provide more deep analysis on a popular and important class of nonconvex penalties which have discontinuous thresholding functions.

Matrix Completion

Efficient Outlier Removal in Large Scale Global Structure-from-Motion

1 code implementation9 Aug 2018 Fei Wen, Danping Zou, Rendong Ying, Peilin Liu

This work addresses the outlier removal problem in large-scale global structure-from-motion.

Dimensionality Reduction

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