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Ivan Popchev
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From CBT to e-Learning
S Stoyanov, I Ganchev, I Popchev, M O’droma
Journal Information Technologies and Control 3 (4), 2-10, 2005
902005
Properties of the aggregation operators related with fuzzy relations
V Peneva, I Popchev
Fuzzy Sets and Systems 139 (3), 615-633, 2003
772003
DeLC educational portal
S Stoyanov, I Popchev, E Doychev, D Mitev, V Valkanov, ...
Cybernetics and Information Technologies 10 (3), 49-69, 2010
642010
An Approach for the Development of InfoStation-Based eLearning Architectures
S Stoyanov, I Ganchev, I Popchev, M O’Droma
Compt. Rend. Acad. Bulg. Sci 61 (9), 1189-1196, 2008
562008
Comparison of clusters from fuzzy numbers
V Peneva, I Popchev
Fuzzy Sets and Systems 97 (1), 75-81, 1998
541998
Towards big data analytics in the e-learning space
IP Popchev, DA Orozova
Cybernetics and information technologies 19 (3), 16-24, 2019
412019
Aggregation of fuzzy preference relations to multicriteria decision making
V Peneva, I Popchev
Fuzzy Optimization and Decision Making 6 (4), 351-365, 2007
342007
DeLC-distributed eLearning center
S Stojanov, I Ganchev, I Popchev, M O’Droma, R Venkov
Proc. of the 1st Balkan Conference on Informatics BCI, 327-336, 2003
342003
Fuzzy multi-criteria decision making algorithms
V Peneva, I Popchev
Compt. Rend. Acad. Bulg. Sci 63 (7), 979-992, 2010
292010
Automatic generation of test questions by software agents using ontologies
NS Stancheva, I Popchev, A Stoyanova-Doycheva, S Stoyanov
2016 IEEE 8th International Conference on Intelligent Systems (IS), 741-746, 2016
272016
Learning intelligent system for student assistance-LISSA
J Todorov, S Stoyanov, V Valkanov, B Daskalov, I Popchev
2016 IEEE 8th international conference on intelligent systems (IS), 753-757, 2016
262016
A model for generation of test questions
N Stancheva, A Stoyanova-Doycheva, S Stoyanov, I Popchev, V Ivanova
Compt. Rend. Acad. bulg. Sci 70 (5), 619-630, 2017
242017
Multicriteria decision making based on fuzzy relations
V Peneva, I Popchev
Cybernetics and Information Technologies 8 (4), 3-12, 2008
242008
A Multi-step procedure for asset allocation in case of limited resources
PV Georgieva, IP Popchev, SN Stoyanov
Cybernetics and information technologies 15 (3), 41-51, 2015
232015
Evolutionary Development of an Infrastructure Supporting the Transition from CBT to e-Learning
S Stoyanov, I Popchev
Cybernetics and Information Technologies 6 (2), 101-114, 2006
232006
Intelligent distributed eLearning architecture
S Stoyanov, H Zedan, E Doychev, V Valkanov, I Popchev, G Cholakov, ...
Intelligent Systems, 185-218, 2012
222012
Enhancement of DeLC for the provision of intelligent mobile services
I Ganchev, S Stojanov, M O'Droma, I Popchev
2004 2nd International IEEE Conference on'Intelligent Systems'. Proceedings …, 2004
222004
Models for fuzzy multicriteria decision making based on fuzzy relations
V Peneva, I Popchev
Compt. rend. Acad. bulg. Sci 62 (5), 551-558, 2009
212009
An algorithm for comparison of fuzzy sets
I Popchev, V Peneva
Fuzzy sets and systems 60 (1), 59-65, 1993
211993
Fuzzy logic Q-measure model for managing financial investments
P Georgieva, I Popchev
Compus Rendus Acad. Bulg. Sci, 2013
202013
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