Kumar, 1994 - Google Patents

Optical Pattern Recognition

Kumar, 1994

Document ID
5307644942986554372
Author
Kumar B
Publication year
Publication venue
Real-Time Optical Information Processing

External Links

Snippet

Pattern recognition is an extremely important part of our ability to understand and control our environment. Pattern recognition finds applications in many different disciplines such as image analysis, speech recognition, nondestructive testing, missile guidance, and tactile …
Continue reading at books.google.com (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
    • 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
    • G06K9/74—Arrangements for recognition using optical reference masks
    • G06K9/748—Arrangements for recognition using optical reference masks using spatial domain filters, e.g. joint transform correlators
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06E—OPTICAL COMPUTING DEVICES; COMPUTING DEVICES USING OTHER RADIATIONS WITH SIMILAR PROPERTIES
    • G06E3/00—Devices not provided for in group G06E1/00, e.g. for processing analogue or hybrid data
    • G06E3/001—Analogue devices in which mathematical operations are carried out with the aid of optical or electro-optical elements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06K—RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING; COUNTING
    • G06K—RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K2019/06215—Aspects not covered by other subgroups
    • G06K2019/0629—Holographic, diffractive or retroreflective recording
    • 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
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/0402—Recording geometries or arrangements

Similar Documents

Publication Publication Date Title
US4892370A (en) Means and method for implementing a two-dimensional truth-table look-up holgraphic processor
US6285474B1 (en) Holographic recording method and filtering method
Casasent General-purpose optical pattern recognition image processors
Kumar Optical Pattern Recognition
Kanjana et al. Secure storage and matching of latent fingerprints using phase shifting digital holography
Chao et al. Optical implementation of a feature-based neural network with application to automatic target recognition
Young et al. Design and simulation of a synthetic discriminant function filter for implementation in an updateable photorefractive correlator
Tõkés et al. An optical CNN implementation with stored programmability
Molley et al. Automatic target recognition and tracking using an acousto-optic image correlator
Ennis et al. Optical processing and Space Station automation
Casasent Optical pattern recognition and artificial intelligence: a review
Figue et al. Neural optoelectronic correlator for pattern recognition
Casasent et al. Recent Advances in Optical Pattern Recognition
Lin An optical phase-preserving shift, scale, and rotation invariant system
Casasent Advanced optical processors for multiple degree-of-freedom object recognition
Yu et al. Pattern recognition with optics
Casasent Sequential and fused optical filters for clutter reduction and detection
Kumar et al. Correlation Filters for Optical Pattern Recognition
Yu Legacy of optical information processing
Paek et al. VanderLugt correlator and neural networks
Smith et al. Hybrid optical/electronic pattern recognition with both coherent and noncoherent operations
Khoury et al. Optimal synthetic aperture radar image correlation using enhanced scattering centers in holographic data storage
Stamos Algorithms for designing filters for optical pattern recognition
Young Bandpass filters for unconstrained target recognition and their implementation in coherent optical correlators
ABUSHAGUR et al. CSSI-N126 AD-A285 384