Nothing Special   »   [go: up one dir, main page]

Liu et al., 2011 - Google Patents

A novel time-domain focusing method for microscope imaging

Liu et al., 2011

View PDF
Document ID
17077979920165100471
Author
Liu X
Yu M
Wang Y
Jiang G
Fu S
Luo T
Publication year
Publication venue
Procedia Engineering

External Links

Snippet

Microscope imaging and focusing technology plays an important role in the image measurement and computer vision. This paper proposes a novel time-domain focusing method. Firstly, edges of original image are detected through gradient operator and local …
Continue reading at www.sciencedirect.com (PDF) (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
    • G06T2207/20—Special algorithmic details
    • G06T2207/20048—Transform domain processing
    • G06T2207/20056—Discrete and fast Fourier transform, [DFT, FFT]
    • 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
    • G06T2207/20172—Image enhancement details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, TV cameras, video cameras, camcorders, webcams, camera modules for embedding in other devices, e.g. mobile phones, computers or vehicles
    • H04N5/225—Television cameras; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, video cameras, camcorders, webcams, camera modules for embedding in other devices, e.g. mobile phones, computers or vehicles
    • H04N5/232—Devices for controlling television cameras, e.g. remote control; Control of cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, TV cameras, video cameras, camcorders, webcams, camera modules for embedding in, e.g. mobile phones, computers or vehicles
    • H04N5/23212—Focusing based on image signal provided by the electronic image sensor
    • 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
    • G06T2207/10016—Video; Image sequence
    • 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
    • G06T2207/20112—Image segmentation details
    • 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
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • 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
    • 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
    • G06T5/001—Image restoration
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis

Similar Documents

Publication Publication Date Title
US11803964B2 (en) Method and system for imaging a cell sample
Pertuz et al. Generation of all-in-focus images by noise-robust selective fusion of limited depth-of-field images
EP2641230B1 (en) Method and apparatus for detection and removal of rain from videos using temporal and spatiotemporal properties
CN107911599B (en) Infrared image global automatic focusing method and device
Zhi-guo et al. A wavelet based algorithm for multi-focus micro-image fusion
Fan et al. A method for quantitative analysis of clump thickness in cervical cytology slides
Liu et al. A novel time-domain focusing method for microscope imaging
Latha et al. Joint estimation of depth map and focus image in SFF: an optimization framework by sparsity approach
Hui et al. An improved focusing algorithm based on image definition evaluation
Cao et al. Auto-focusing evaluation functions in digital image system
Zhang et al. Image sharpness evaluation method based on normal gradient feature
Yao et al. Extreme Zoom Surveillance: System Design and Image Restoration.
Song et al. A new auto-focusing algorithm for optical microscope based automated system
Chantara et al. Focus Measure of light field image using modified Laplacian and weighted harmonic variance
CN110389088A (en) A kind of large caliber reflecting mirror surface particulate contamination object on-line monitoring method
Tsai et al. Effective autofocus decision using reciprocal focus profile
Ding et al. A Real-time Fusion System for Multi-focus Microscopic Images Based on Mobile Platform
Tian et al. Computer Controlled Microscope Autofocus and Image Real-Time Fusion Technology.
Vajgl Applicability of common measures in multifocus image fusion comparison
Cui et al. Fast auto-focusing based on partial image characteristics
Feng et al. An auto-focusing method for different object distance situation
Zhang et al. Recognition and Extraction of Power Transmission Lines Based on Infrared Image Processing for Line-following Robots
Ni et al. Efficient auto-focus algorithm for optical measurement system
Wang Research on segmentation of protozoan and metazoan image in microscopic examination of activated sludge
Lukeš et al. Binarization of noisy microscopy images through signal reconstruction using iterative detection network