National Repository of Grey Literature 3 records found  Search took 0.00 seconds. 
Statistical image analysis in quality control
Legát, David ; Antoch, Jaromír (advisor) ; Dohnal, Gejza (referee) ; Tunák, Maroš (referee)
Title: Statistical image analysis in quality control Author: David Legát Department: Department of probability and mathematical statistics Supervisor: Prof. RNDr. Jaromír Antoch, CSc. Abstract: Currently, necessity to handle unstructured data rises significantly. One important area of unstructured data manipulation is signal processing such as audio and video, for which there exist many procedures. This work deals with the statistical approach to image processing, in which the image is interpreted as a representative of a random field. It describes two problems: removing noise from an image which facilitates better interpretation of the image, and image classification, in which we try to identify and recognize objects displayed. Part of the work aimed at eliminating of noise deals primarily with the use of MCMC simulation methods. These procedures can be tested in software that is included. Part of the work dealing with the classification of the image describes various modifications of classification trees methods. An example of image processing, which is the identification of defects in woven fabrics, is presented at the end. 1
Statistical image analysis in quality control
Legát, David ; Antoch, Jaromír (advisor) ; Dohnal, Gejza (referee) ; Tunák, Maroš (referee)
Title: Statistical image analysis in quality control Author: David Legát Department: Department of probability and mathematical statistics Supervisor: Prof. RNDr. Jaromír Antoch, CSc. Abstract: Currently, necessity to handle unstructured data rises significantly. One important area of unstructured data manipulation is signal processing such as audio and video, for which there exist many procedures. This work deals with the statistical approach to image processing, in which the image is interpreted as a representative of a random field. It describes two problems: removing noise from an image which facilitates better interpretation of the image, and image classification, in which we try to identify and recognize objects displayed. Part of the work aimed at eliminating of noise deals primarily with the use of MCMC simulation methods. These procedures can be tested in software that is included. Part of the work dealing with the classification of the image describes various modifications of classification trees methods. An example of image processing, which is the identification of defects in woven fabrics, is presented at the end. 1
Stochastická simulace deformací textilních materiálů jako výplní v kompozitech
Tunák, M. ; Linka, A. ; Volf, Petr
A method for modeling and random generation of deformations and breaks in textile materials is developed. It considers both the breaking strengths of fibers and the structure of the fabrics. The MCMC procedure is used for the dynamic generation of breaks. Comparison with real strength-stress curves is made.

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