A Precise Indoor Visual Positioning Approach Using a Built Image Feature Database and Single User Image from Smartphone Cameras.
Ming LiRuizhi ChenXuan LiaoBingxuan GuoWeilong ZhangGe GuoPublished in: Remote. Sens. (2020)
Keyphrases
- image features
- database
- image content
- image representation
- single user
- input image
- image classification
- low level
- image data
- single image
- multiscale
- image segmentation
- low level image features
- feature vectors
- image regions
- image retrieval
- binocular vision
- visual features
- similarity measure
- keypoints
- visual information
- test images
- image collections
- multi user
- camera positions
- calibration method
- field of view
- ccd camera
- object recognition
- stereo camera
- spatial relations
- scale space
- image database
- feature points