Search Results - "Udod, V. A."

Mathematical Modeling of Radiation Transparencies in the Computational Implementation of the Dual Energy Method Based on the Analog Amplitude Analysis of Initial Signals by Udod, V. A., Vorobeichikov, S. E., Osipov, S. P.

“…A mathematical model of radiation transparencies in the computational implementation of the dual energy method based on analog discrimination of the initial…”
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Algorithm for Optimizing the Parameters of Sandwich X-ray Detectors by Udod, V. A., Osipov, S. P., Nazarenko, S. Yu

“…We describe an algorithm for optimizing the parameters of sandwich X-ray detectors in relation to the recognition of materials by the dual energy method. The…”
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Identification of materials in X-Ray inspections of objects by the dual-energy method by Osipov, S. P., Udod, V. A., Wang, Y.

“…The state-of-the-art, application experience, and trends in further perfection of the dualenergy method as used in digital-radiography and X-ray…”
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Algorithm for Evaluating Errors in Recognition of Materials in X-Ray Testing System Containing X-Ray Sandwich Detectors by Udod, V. A., Osipov, S. P., Nazarenko, S. Yu

“…We describe our proposed algorithm for statistical estimation of the error of the dual energy method due to the quantum nature of radiation as applied to an…”
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Mathematical Models of Radiation Transparency of Test Objects When Using Sandwich X-Ray Radiation Detectors by Udod, V. A., Vorobeichikov, S. E., Nazarenko, S. Yu

“…A mathematical model of the output signals of an X-ray sandwich detector is presented. Based on this model, two mathematical models of the radiation…”
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Estimating the Influence of Quantum Noises on the Quality of Material Identification by the Dual-Energy Method by Udod, V. A., Osipov, S. P., Wang, Y.

“…A mathematical model has been developed to describe the radiation transparency of a test object with allowance for quantum noise. The technique of estimating…”
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Comparative Analysis of Various Definitions of the Concept of Effective Atomic Number of Material of a Multicomponent Object by Udod, V. A., Osipov, S. P., Wang, Y.

“…Comparative analysis is provided for various definitions of the concept of effective atomic number as applied to the material of a multicomponent object…”
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A Cumulative Sums Algorithm for Segmentation of Digital X-ray Images by Vorobeychikov, S. E., Chakhlov, S. V., Udod, V. A.

“…A mathematical model of digital X-ray image of the test object is presented for the case when the main type of image distortion is the noise due to the quantum…”
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State-of-the art and development prospects of digital radiography systems for nondestructive testing, evaluation, and inspection of objects: a review by Udod, V. A., Van, Ya, Osipov, S. P., Chakhlov, S. V., Usachev, E. Yu, Lebedev, M. B., Temnik, A. K.

“…A review of modern state and practical applications of various digital radiography systems that are intended for nondestructive testing, evaluation, and…”
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Estimating the efficiency of two algorithms for segmentation of digital radiation images of test objects by Vorobeichikov, S. E., Fokin, V. A., Udod, V. A., Temnik, A. K.

“…A mathematical model that describes digital radiation images of test objects is presented. Two algorithms are given for automatic segmentation of digital…”
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A study of two image-recognition algorithms for the classification of flaws in a test object according to its digital image by Vorobeichikov, S. E., Fokin, V. A., Udod, V. A., Temnik, A. K.

“…The mathematical model of a digital radiation image is given that corresponds to a test object that contains two types of defects, namely, pores and cracks (or…”
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The Upper Resolution Threshold of Digital Radiographic Scanning Systems by Udod, V A

“…The upper resolution threshold in the scanning direction has been determined for scanning digital radiographic systems containing a line of detectors with a…”
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Generalization of relation between shadow X-ray image and frequency of pulses at the output of a scanning detector by NEDAVNII, O. N, UDOD, V. A

“…A relation of a fairly general character has been established between a shadow X-ray image and frequency of random electric pulses generated by a detector of a…”
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Optimal selection of parameters of multichannel continuously scanning digital-radiography systems by Lebedev, M. B., Sidulenko, O. A., Udod, V. A.

“…For continuously scanning digital-radiography systems containing a linear detector array, a problem of optimal selection of the length and width of the…”
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Optimization the parameters of multichannel continuously scanning digital X-ray radiography systems by Udod, V. A., Lebedev, M. B., Klimenov, V. A., Solodushkin, V. I., Temnik, A. K.

“…Analytical formulas for optimal selection of the values of the main parameters of a multichannel continuously scanning digital X-ray radiography system, which…”
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A model of quantum noise in shadow radiation images by Nedavnii, O. I., Udod, V. A.

“…Correlation characteristics of a quantum noise in shadow X-ray images have been determined. A simple expression describing the structure of this noise has been…”
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A mathematical model of multichannel continuously scanning systems for digital X-ray analysis by Lebedev, M. B., Sidulenko, O. A., Udod, V. A.

“…A mathematical model of continuously scanning systems for digital X-ray analysis is developed. The systems contain a linear array of detectors that can be used…”
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Selecting parameters of discrete scanning systems for digital X-ray imaging by Lebedev, M B, Sidulenko, O A, Udod, V A

“…For discrete scanning systems of digital X-ray imaging that contain an array of detectors, optimum values of the aperture length for each detector in the array…”
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The current state and prospects of X-ray computational tomography by Chakhlov, S. V., Osipov, S. P., Temnik, A. K., Udod, V. A.

“…A short review of the current state of X-ray computational tomography and its practical applications in nondestructive testing and diagnostics is given…”
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An algorithm for the automatic detection of inclusions in an inspected object with a scanning digital X-ray imaging system (one-dimensional variant) by Vorobeichikov, S. E., Udod, V. A., Klimenov, V. A., Shchetinkin, S. A.

“…The mathematical model of an output digital signal from a single measuring channel of a scanning digital X-ray imaging system containing a line of detectors is…”
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