articles
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№ 6(48)
20 december 2013 year
Rubric: Software development technologies The author: Borisoglebskij D. A. |
Contours vectorization methods are widely used in robotics, CAD, GIS and other applications. The paper considers the two methods based on the specially designed description subsystem. The qualitative, quantitative and timing parameters are compared using the developed image database.
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The article presents a method for estimation of byzantine fault probability in asynchronous fault-tolerant distributed systems. Unlike its analogues the method allows to consider heterogeneous nodes and correlations between their faults.
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№ 6(48)
20 december 2013 year
Rubric: Decision support systems Authors: Shakirov V. A., Pankrat`ev P. S. |
In this paper, decision making problem at the pre-feasibility study stage characterized by shortage of information on alternatives and multiple criteria is formulated. Two-level examination of the problem is suggested as well as appropriate architecture of decision support system and techniques using two methods of multi-criteria analysis are provided. Procedures to reduce the efforts of experts for working with the information system and taking into account their fuzzy preferences are introduced into the analysis.
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№ 6(48)
20 december 2013 year
Rubric: Mathematical models in economy Authors: Nasyrov R. I., Lomaev G. V., Nasyrov I. I., Timergaliev S. I. |
Target function optimization of estimation and prognostication program of data storage systems reliability in enterprises management systems taking into account economic aspect is done. Economic meaning of the terms used in this case is considered in detail. It is shown that exactly correct calculation of all possible forms of the losses allows use the target function to prove the effectiveness of investment in the development of this program.
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№ 6(48)
20 december 2013 year
Rubric: Mathematical models in economy Authors: Kosorukova I. V., Prokimnov N. |
The correct choice of informative indicators is a crucial factor affecting the efficiency of enterprise financial management. Against all others indicators profit and cash flow values are considered nowadays to be the most widely adopted while conducting financial analyses. The article presents some conclusions obtained by underlying statistical analysis applied to the modern Russian economy environment which may be helpful while selecting the most significant indicator in terms of value based approach to financial management. The data used in analyses reflect the 2011 performance indicators for 240 Russian companies.
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№ 1(49)
24 february 2014 year
Rubric: Business information systems Authors: Kulikov G., Barmin A., Barmina O., Startsev G. |
Article describes problems of development and integration information retrieval systems and enterprise information systems. There are model of informational query and results, based on access lists and private preferences described in article. Model illustrated on an example of search subsystem of enterprise content management system based on IBM Lotus Domino platform.
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