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Ihor Rishnyak
Researcher at Lviv Polytechnic
Publications - 18
Citations - 332
Ihor Rishnyak is an academic researcher from Lviv Polytechnic. The author has contributed to research in topics: Information technology & Information system. The author has an hindex of 8, co-authored 16 publications receiving 304 citations.
Papers
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Proceedings ArticleDOI
The risk management modelling in multi project environment
TL;DR: In this article, a method for modeling risk management in multi-project environment is proposed, where simulation is conducted and the example is provided in the article. But this method is not suitable for large-scale systems.
Proceedings ArticleDOI
Analysis and Evaluation of Risks in Electronic Commerce
TL;DR: The analysis of basic problems of activity of electronic commerce and risks which arise as a result of this activity and the methods of evaluation of risks in electronic commerce are offered.
Book ChapterDOI
The Contextual Search Method Based on Domain Thesaurus
TL;DR: A contextual search method based on domain thesaurus and weighted conceptual graph model for search enhancement is proposed that was better compared to Jaccard’s and WUP methods.
Journal ArticleDOI
Time Dependence of the Output Signal Morphology for Nonlinear Oscillator Neuron Based on Van der Pol Model
TL;DR: Time-frequency and time dependence of the output signal morphology of nonlinear oscillator neuron based on Van der Pol model using analytical and numerical methods were investigated.
Book ChapterDOI
Classification Methods of Text Documents Using Ontology Based Approach
TL;DR: The method of text documents categorization based on metrics, which uses the rubric ontology specificity, is built and the approach to classification ofText documents using ontological approach is discussed.