Ivan Popchev
TitleCited byYear
From CBT to e-Learning
S Stoyanov, I Ganchev, I Popchev, M O’droma
Journal Information Technologies and Control 3 (4), 2-10, 2005
722005
Properties of the aggregation operators related with fuzzy relations
V Peneva, I Popchev
Fuzzy Sets and Systems 139 (3), 615-633, 2003
692003
Comparison of clusters from fuzzy numbers
V Peneva, I Popchev
Fuzzy Sets and Systems 97 (1), 75-81, 1998
501998
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
492008
DeLC Educational Portal
S Stoyanov, I Popchev, E Doychev, D Mitev, V Valkanov, ...
Cybernetics and Information Technologies 10 (3), 49-69, 2010
412010
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
332003
Aggregation of fuzzy preference relations to multicriteria decision making
V Peneva, I Popchev
Fuzzy Optimization and Decision Making 6 (4), 351-365, 2007
272007
Fuzzy multi-criteria decision making algorithms
V Peneva, I Popchev
Compt. Rend. Acad. Bulg. Sci 63 (7), 979-992, 2010
232010
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
212004
Virtual education space
D Orozova, S Stoianov, I Popchev
Burgas Free University, 62, San Stefano Str., 8001 Burgas, Bulgaria, 2013
202013
Sensitivity of the matrix equation C+∑ k
M Konstantinova, P Petkovb, I Popchevc, V Angelovac
Appl. Comput. Math 10 (3), 409-427, 2011
192011
An algorithm for comparison of fuzzy sets
I Popchev, V Peneva
Fuzzy sets and systems 60 (1), 59-65, 1993
191993
Fuzzy logic Q-measure model for managing financial investments
P Georgieva, I Popchev
COMPTES RENDUS DE L ACADEMIE BULGARE DES SCIENCES 66 (5), 651-658, 2013
182013
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
182006
Models for fuzzy multicriteria decision making based on fuzzy relations
V Peneva, I Popchev
Compt. rend. Acad. bulg. Sci 62 (5), 551-558, 2009
172009
Norm-wise, mixed and component-wise condition numbers of matrix equation A0+∑ k i= 1 σiA∗ i Xpi Ai= 0, σi=±1
I Popchev, M Konstantinov, P Petkov, V Angelova
Appl. Comput. Math 14, 18-30, 2014
162014
Intelligent distributed eLearning architecture
S Stoyanov, H Zedan, E Doychev, V Valkanov, I Popchev, G Cholakov, ...
Intelligent Systems, InTech, 185-218, 2012
162012
An ontology based CBR architecture for knowledge management in BULCHINO catalogue
N Govedarova, S Stoyanov, I Popchev
Proceedings of the 9th International Conference on Computer Systems and …, 2008
162008
Multicriteria decision making based on fuzzy relations
V Peneva, I Popchev
Cybernetics and Information Technologies 8 (4), 3-12, 2008
162008
An Approach for the Development of Agent-Oriented Distributed eLearning Center
S Stojanov, I Ganchev, I Popchev, M O’Droma, E Doychev
International Conference on Computer Systems and Technologies-CompSysTech, 2005
162005
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