Knowledge graphs meet geometry for semi-supervised monocular depth estimation

Yu Zhao, Fusheng Jin*, Mengyuan Wang, Shuliang Wang

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Citations (Scopus)

Abstract

Depth estimation from a single image plays an important role in computer vision. Using semantic information for depth estimation becomes a research hotspot. The traditional neural network-based semantic method only divides the image according to the features, and cannot understand the deep background knowledge about the real world. In recent years, the knowledge graph is proposed and used for model semantic knowledge. In this paper, we enhance the traditional depth prediction method by analyzing the semantic information of the image through the knowledge graph. Background knowledge from the knowledge graph is used to enhance the results of semantic segmentation, and further improve the depth estimation results. We conducted experiments on the KITTI driving dataset, and the results showed that our method outperformed the previous unsupervised learning methods and supervised learning methods. The result of the Apollo dataset demonstrates that our method can perform in the common case.

Original languageEnglish
Title of host publicationKnowledge Science, Engineering and Management - 13th International Conference, KSEM 2020, Proceedings, Part 1
EditorsGang Li, Heng Tao Shen, Ye Yuan, Xiaoyang Wang, Huawen Liu, Xiang Zhao
PublisherSpringer
Pages40-52
Number of pages13
ISBN (Print)9783030551292
DOIs
Publication statusPublished - 2020
Event13th International Conference on Knowledge Science, Engineering and Management, KSEM 2020 - Hangzhou, China
Duration: 28 Aug 202030 Aug 2020

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume12274 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference13th International Conference on Knowledge Science, Engineering and Management, KSEM 2020
Country/TerritoryChina
CityHangzhou
Period28/08/2030/08/20

Keywords

  • Auto driving
  • Depth prediction
  • Knowledge graph
  • Object detection

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