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Summary of Flowdepth: Decoupling Optical Flow For Self-supervised Monocular Depth Estimation, by Yiyang Sun et al.


FlowDepth: Decoupling Optical Flow for Self-Supervised Monocular Depth Estimation

by Yiyang Sun, Zhiyuan Xu, Xiaonian Wang, Jing Yao

First submitted to arxiv on: 28 Mar 2024

Categories

  • Main: Computer Vision and Pattern Recognition (cs.CV)
  • Secondary: Machine Learning (cs.LG)

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Summary difficulty Written by Summary
High Paper authors High Difficulty Summary
Read the original abstract here
Medium GrooveSquid.com (original content) Medium Difficulty Summary
The proposed FlowDepth method addresses the limitations of self-supervised multi-frame methods in depth estimation by introducing a Dynamic Motion Flow Module (DMFM) to decouple optical flow and warp dynamic regions. This approach solves the mismatch problem caused by moving objects. Additionally, Depth-Cue-Aware Blur (DCABlur) and Cost-Volume sparsity loss are used to address unfairness in photometric errors due to high-frequency and low-texture regions. The method is evaluated on KITTI and Cityscapes datasets, outperforming state-of-the-art methods.
Low GrooveSquid.com (original content) Low Difficulty Summary
FlowDepth is a new way of estimating depth from videos. It’s better than previous methods because it can handle moving objects and doesn’t make unfair assumptions about the images. The method uses special modules to separate moving parts and correct errors that happen in certain types of scenes. This makes it more accurate and reliable.

Keywords

* Artificial intelligence  * Depth estimation  * Optical flow  * Self supervised