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

Munaro et al., 2011 - Google Patents

Fast 2.5 D model reconstruction of assembled parts with high occlusion for completeness inspection

Munaro et al., 2011

View PDF
Document ID
6348205439934551723
Author
Munaro M
Michieletto S
So E
Alberton D
Menegatti E
et al.
Publication year
Publication venue
International Conference on Machine Vision, Image Processing, and Pattern Analysis

External Links

Snippet

In this work a dual laser triangulation system is presented for fast building of 2.5 D textured models of objects within a production line. This scanner is designed to produce data suitable for 3D completeness inspection algorithms. For this purpose two laser projectors have been …
Continue reading at robotics.dei.unipd.it (PDF) (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical means
    • G01B11/24—Measuring arrangements characterised by the use of optical means for measuring contours or curvatures
    • G01B11/25—Measuring arrangements characterised by the use of optical means for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2536—Measuring arrangements characterised by the use of optical means for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object using several gratings with variable grating pitch, projected on the object with the same angle of incidence
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical means
    • G01B11/24—Measuring arrangements characterised by the use of optical means for measuring contours or curvatures
    • G01B11/245—Measuring arrangements characterised by the use of optical means for measuring contours or curvatures using a plurality of fixed, simultaneously operating transducers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical means
    • G01B11/24—Measuring arrangements characterised by the use of optical means for measuring contours or curvatures
    • G01B11/25—Measuring arrangements characterised by the use of optical means for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2545—Measuring arrangements characterised by the use of optical means for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object with one projection direction and several detection directions, e.g. stereo
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30108—Industrial image inspection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical means
    • G01B11/24—Measuring arrangements characterised by the use of optical means for measuring contours or curvatures
    • G01B11/2433—Measuring arrangements characterised by the use of optical means for measuring contours or curvatures for measuring outlines by shadow casting
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical means
    • G01B11/02—Measuring arrangements characterised by the use of optical means for measuring length, width or thickness
    • G01B11/022—Measuring arrangements characterised by the use of optical means for measuring length, width or thickness by means of tv-camera scanning
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/60—Analysis of geometric attributes
    • 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
    • G06T2207/10004—Still image; Photographic image
    • G06T2207/10012—Stereo images
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects

Similar Documents

Publication Publication Date Title
US10282855B2 (en) Determining object properties with respect to particular optical measurement
JP6596433B2 (en) Structured optical matching of a set of curves from two cameras
US7430312B2 (en) Creating 3D images of objects by illuminating with infrared patterns
US7098435B2 (en) Method and apparatus for scanning three-dimensional objects
US20030071194A1 (en) Method and apparatus for scanning three-dimensional objects
US10643343B2 (en) Structured light matching of a set of curves from three cameras
KR20100087089A (en) System and method for multiframe surface measurement of the shape of objects
CN111353997A (en) Real-time three-dimensional surface defect detection method based on fringe projection
CN111412868A (en) Surface roughness measurement
CN117346694B (en) Detection method and detection system for composite surface type sample
Park et al. 3-D modeling of real-world objects using range and intensity images
Isgro et al. An open system for 3D data acquisition from multiple sensor
Munaro et al. Fast 2.5 D model reconstruction of assembled parts with high occlusion for completeness inspection
Wang et al. Automated coplanarity inspection of BGA solder balls by structured light
CN116839502A (en) Method and device for measuring length, width, height and aperture depth of object based on AI technology
Salah et al. New and optimal set up for 3D-based stereovision system for manufacturing inspection in 4.0 industry
CN109443244B (en) The method of removing abnormal highlight reflection points
Kammel et al. Topography reconstruction of specular surfaces
Pedersini et al. Accurate 3-D reconstruction from trinocular views through integration of improved edge-matching and area-matching techniques
Song et al. Nonstructured light-based sensing for 3D reconstruction
Tramberger Robot-based 3D reconstruction using structure from motion-extending the inline computational imaging system to a robotic arm
CN117804378A (en) An automatic measurement method for large-volume reflective plane surfaces
Dönmezer Measurements of a Finished Garment Using
CN117664986A (en) Detection method and detection system suitable for diffuse reflection sample surface
Mota-Gutierrez et al. Efficient reconstruction of complex 3-D scenes from incomplete RGB-D data