[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

Hadj-Abdelkader et al., 2008 - Google Patents

Spherical image processing for accurate visual odometry with omnidirectional cameras

Hadj-Abdelkader et al., 2008

View PDF
Document ID
12832940247350832033
Author
Hadj-Abdelkader H
Malis E
Rives P
Publication year
Publication venue
The 8th Workshop on Omnidirectional Vision, Camera Networks and Non-classical Cameras-OMNIVIS

External Links

Snippet

Due to their omnidirectional view, the use of catadioptric cameras is of great interest for robot localization and visual servoing. For simplicity, most vision-based algorithms use image processing tools (eg image smoothing) that were designed for perspective cameras. This …
Continue reading at inria.hal.science (PDF) (other versions)

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06K—RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00—Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/36—Image preprocessing, i.e. processing the image information without deciding about the identity of the image
    • G06K9/46—Extraction of features or characteristics of the image
    • G06K9/4671—Extracting features based on salient regional features, e.g. Scale Invariant Feature Transform [SIFT] keypoints
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06K—RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00—Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/62—Methods or arrangements for recognition using electronic means
    • G06K9/6201—Matching; Proximity measures
    • G06K9/6202—Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching
    • G06K9/6203—Shifting or otherwise transforming the patterns to accommodate for positional errors
    • G06K9/6211—Matching configurations of points or features, e.g. constellation matching
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformation in the plane of the image, e.g. from bit-mapped to bit-mapped creating a different image
    • G06T3/0068—Geometric image transformation in the plane of the image, e.g. from bit-mapped to bit-mapped creating a different image for image registration, e.g. elastic snapping
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06K—RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00—Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/00221—Acquiring or recognising human faces, facial parts, facial sketches, facial expressions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06K—RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00—Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/20—Image acquisition
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10032—Satellite or aerial image; Remote sensing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06F—ELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/30—Information retrieval; Database structures therefor; File system structures therefor
    • G06F17/30244—Information retrieval; Database structures therefor; File system structures therefor in image databases
    • G06F17/30247—Information retrieval; Database structures therefor; File system structures therefor in image databases based on features automatically derived from the image data
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration, e.g. from bit-mapped to bit-mapped creating a similar image
    • G06T5/006—Geometric correction

Similar Documents

Publication Publication Date Title
US11189020B2 (en) Systems and methods for keypoint detection
JP6430064B2 (en) Method and system for aligning data
Caruso et al. Large-scale direct SLAM for omnidirectional cameras
Dufournaud et al. Image matching with scale adjustment
Micusik et al. Structure from motion with line segments under relaxed endpoint constraints
Makadia et al. Direct 3d-rotation estimation from spherical images via a generalized shift theorem
Bazin et al. Motion estimation by decoupling rotation and translation in catadioptric vision
Hansen et al. Scale invariant feature matching with wide angle images
CN116030136B (en) Cross-view visual positioning method and device based on geometric features and computer equipment
Hadj-Abdelkader et al. Spherical image processing for accurate visual odometry with omnidirectional cameras
Sellami et al. An invariant similarity registration algorithm based on the analytical fourier-mellin transform
Ventura et al. Structure and motion in urban environments using upright panoramas
US20240161232A1 (en) Flexible Multi-Camera Focal Plane: A Light-Field Dynamic Homography
Gao et al. Distance measurement method based on two-dimensional image recognition and inverse perspective transformation
Erhard et al. Flyphone: visual self-localisation using a mobile phone as onboard image processor on a quadrocopter
Zhu et al. Robust and efficient method for matching features in omnidirectional images
Zhu et al. Homography estimation based on order-preserving constraint and similarity measurement
Kim et al. Spherical PTAM: a versatile SLAM for spherical video
Huang et al. 360Loc: A Dataset and Benchmark for Omnidirectional Visual Localization with Cross-device Queries
Fang et al. Visual place recognition based on multilevel descriptors for the visually impaired people
Nemra et al. Robust invariant automatic image mosaicing and super resolution for UAV mapping
Marcon et al. 3D wide baseline correspondences using depth-maps
Tahri et al. Non-central catadioptric cameras visual servoing for mobile robots using a radial camera model
Bhattacharya et al. Fast multiview 3D scan registration using planar structures
Benseddik et al. Camera rotation estimation using 3D mesh surfaces representation of spherical images