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

Wang et al., 2024 - Google Patents

Phase-based motion estimation and SVR smooth for target-free 3D deformation measurement using stereophotogrammetry

Wang et al., 2024

Document ID
9497385343196662782
Author
Wang J
Zhu Q
Zhang Q
Wang X
Du Y
Publication year
Publication venue
Mechanical Systems and Signal Processing

External Links

Snippet

Non-contact measurement methods based on computer vision have shown great potential for measuring structural surface displacement and strain due to their low cost and high efficiency. However, the traditional computer vision technology based on digital image …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • 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
    • 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
    • G06T2207/30004—Biomedical image processing
    • 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
    • G06T2207/10024—Color image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • 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
    • 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
    • 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
    • G06F17/10—Complex mathematical operations
    • 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
    • G06F17/50—Computer-aided design
    • G06F17/5009—Computer-aided design using simulation
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for

Similar Documents

Publication Publication Date Title
Liu et al. Structural motion estimation via Hilbert transform enhanced phase-based video processing
AU2020101196A4 (en) Method and system for testing working modality of thin-walled member based on monocular visual optical flow tracking
Zhu et al. A robust structural vibration recognition system based on computer vision
Wang et al. Phase-based motion estimation and SVR smooth for target-free 3D deformation measurement using stereophotogrammetry
CN108593087A (en) A kind of thin-wall part operational modal parameter determines method and system
Sun et al. Non-contact optical sensing of asphalt mixture deformation using 3D stereo vision
Jurjo et al. Experimental methodology for the dynamic analysis of slender structures based on digital image processing techniques
Zhou et al. Vibration measurement with video processing based on alternating optimization of frequency and phase shifts
Lv et al. A point tracking method of TDDM for vibration measurement and large-scale rotational motion tracking
Cosco et al. Towards phase-based defect detection: A feasibility study in vibrating panels
Zhu et al. Full-field modal identification using reliability-guided frequency-domain-based digital image correlation method based on multi-camera system
Zhao et al. Fast Hermite element method for smoothing and differentiating noisy displacement field in digital image correlation
Liu et al. Fast and accurate visual vibration measurement via derivative-enhanced phase-based optical flow
Cai et al. Estimating structural motions in extreme environmental conditions——A dynamic correlation filter based computer vision approach
Yu et al. Transverse vibration measurement of beam structure using based on subpixel-based edge detection and point tracking
Peng et al. Full-field visual vibration measurement of rotating machine under complex conditions via unsupervised retinex model
Yu et al. Optical flow tracking method for vibration identification of out-of-plane vision
Wang et al. Interference image registration combined by enhanced scale-invariant feature transform characteristics and correlation coefficient
Zhang et al. Structural dynamic response analysis using deviations from idealized edge profiles in high-speed video
Zhang et al. Robust and versatile vision-based dynamic displacement monitoring of natural feature targets in large-scale structures
Li et al. An on-line measurement method of the medium thickness steel plate based on structured light vision sensor
Wen et al. Structural displacement measurement using deep optical flow and uncertainty analysis
Chakinala A study of algorithms based on digital image correlation for embedding in a full-fiield displacement sensor with subpixel resolution
Deng et al. Novel approach to extract dense full-field dynamic parameters of large-scale bridges using spatial sequence video
Yi et al. Full-field modal identification of cables based on subpixel edge detection and dual matching tracking method