Open Call for Papers: 29th International Conference on Intuitionistic Fuzzy Sets • 6–7 November 2026 • Sofia, Bulgaria / Online
NEW EXTENDED deadline for submissions: 15 AUGUST 2026.

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11:10, 19 June 2010 NIFS-15-3-01-13.pdf (file) 523 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy filters of ordered semigroups | author = Muhammad Shabir, Asghar Khan | source = Notes on Intuitionistic Fuzzy Sets/15/3 | date = 2009 | license = | other-version = }} [[Category 1
10:54, 19 June 2010 NIFS-13-3-01-10.pdf (file) 301 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy bi-matrix games | author = Prasun Kumar Nayak, Madhumangal Pal | source = Notes on Intuitionistic Fuzzy Sets/13/3 | date = 2007 | license = | other-version = }} [[Category:PDF fi 1
10:46, 19 June 2010 NIFS-14-4-06-10.pdf (file) 117 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Some properties of two operations over intuitionistic fuzzy sets | author = Beloslav Riečan, Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/14/4 | date = 2008 | license = | other-v 1
10:31, 19 June 2010 NIFS-14-4-15-19.pdf (file) 134 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On intuitionistic fuzzy negations and intuitionistic fuzzy level operators | author = Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/14/4 | date = 2008 | license = | other-version = }} 1
19:23, 17 June 2010 NIFS-14-4-34-40.pdf (file) 745 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy extensions to the Information Technology Infrastructure Library Configuration Management Database | author = Ivaylo Ivanov, Boyan Kolev | source = [[Notes on Intuitionistic Fuzzy Sets/14/ 1
19:11, 17 June 2010 NIFS-14-4-27-33.pdf (file) 146 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Generalized net model of the Ro-Ro traffic with intuitionistic fuzzy estimation | author = Sotir Sotirov, Vasil Bobev | source = Notes on Intuitionistic Fuzzy Sets/14/4 | date = 2008 | license = | oth 1
18:30, 17 June 2010 NIFS-14-4-20-26.pdf (file) 161 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Generalized net model of process of the European Awareness Scenario Workshop Method with intuitionistic fuzzy estimations | author = Sotir Sotirov, Evdokia Sotirova, Yanislav Zhelev, Maria Zheleva | s 1
17:21, 17 June 2010 NIFS-14-3-17-24.pdf (file) 148 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On properties of some IFS operators and operations | author = Qiongsun Liu, Cui Ma, Xiandong Zhou | source = Notes on Intuitionistic Fuzzy Sets/14/3 | date = 2008 | license = | other-version = }} [[Category: 1
15:22, 17 June 2010 NIFS-14-3-01-04.pdf (file) 132 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Four equalities connected with intuitionistic fuzzy sets | author = Tsvetan Vasilev | source = Notes_on_Intuitionistic_Fuzzy_Sets/14/3 | date = 2008 | license = | other-version = }} [[Category:PDF files] 1
14:51, 17 June 2010 NIFS-14-3-11-16.pdf (file) 153 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic M-fuzzy sub-bigroup and its bi-level M-sub-bigroups | author = N. Palaniappan, R. Muthuraj, P. Sundararajan | source = Notes_on_Intuitionistic_Fuzzy_Sets/14/3 | date = 2008 | license 1
14:41, 17 June 2010 NIFS-14-3-05-10.pdf (file) 134 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A study on intuitionistic L-fuzzy subrings | author = N. Palaniappan, K. Arjunan, M. Palanivelrajan | source = Notes_on_Intuitionistic_Fuzzy_Sets/14/3 | date = 2008 | license = | other-version = 1
12:13, 14 June 2010 NIFS-13-4-10-21.pdf (file) 207 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A study on some intuitionistic fuzzy implications | author = Violeta Tasseva, Desislava Peneva | source = Notes on Intuitionistic Fuzzy Sets/13/4 | date = 2007 | license = | other-version = }} [[Cate 1
12:08, 14 June 2010 NIFS-13-4-01-04.pdf (file) 61 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On a new intuitionistic fuzzy implication of Gaines-Rescher's type | author = Beloslav Riečan, Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/13/4 | date = 2007 | license = | other 1
12:02, 14 June 2010 NIFS-14-1-38-47.pdf (file) 103 KB Vassia Atanassova (talk | contribs) {{upload | description = [[Issue:Trapezoidal approximations of intuitionistic fuzzy numbers expressed by value, ambiguity, width and weighted expected value|Trapezoidal approximations of intuitionistic fuzzy numbers expressed by value, ambiguity, width a 1
11:50, 14 June 2010 NIFS-14-1-23-26.pdf (file) 83 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:IF nearness | author = Vladimír Janiš | source = Notes on Intuitionistic Fuzzy Sets/14/1 | date = 2008 | license = | other-version = }} Category:PDF files 1
16:12, 8 June 2010 20100604-Parvathi-Rangasamy-seminar-Burgas-4.jpg (file) 1.41 MB Vassia Atanassova (talk | contribs) {{upload | description = Parvathi Rangasamy during her lecture on "Applications of IF operators in image processing" in Burgas University "Prof. Asen Zlatarov" | author = Sotir Sotirov | source = own work | date = 4 June 2010 | license = | other-ve 1
16:12, 8 June 2010 20100604-Parvathi-Rangasamy-seminar-Burgas-3.jpg (file) 1.71 MB Vassia Atanassova (talk | contribs) {{upload | description = Parvathi Rangasamy during her lecture on "Applications of IF operators in image processing" in Burgas University "Prof. Asen Zlatarov" | author = Sotir Sotirov | source = own work | date = 4 June 2010 | license = | other-ve 1
16:11, 8 June 2010 20100604-Parvathi-Rangasamy-seminar-Burgas-2.jpg (file) 1.56 MB Vassia Atanassova (talk | contribs) {{upload | description = Parvathi Rangasamy during her lecture on "Applications of IF operators in image processing" in Burgas University "Prof. Asen Zlatarov" | author = Sotir Sotirov | source = own work | date = 4 June 2010 | license = | other-ve 1
16:10, 8 June 2010 20100604-Parvathi-Rangasamy-seminar-Burgas-1.jpg (file) 1.55 MB Vassia Atanassova (talk | contribs) {{upload | description = Parvathi Rangasamy during her lecture on "Applications of IF operators in image processing" in Burgas University "Prof. Asen Zlatarov" | author = Sotir Sotirov | source = own work | date = 4 June 2010 | license = | other-ve 1
15:51, 8 June 2010 20100526-Parvathi-Rangasamy-seminar-3.jpg (file) 1.62 MB Vassia Atanassova (talk | contribs) {{upload | description = Parvathi Rangasamy during her lecture on "Applications of IF operators in image processing" | author = Vassia Atanassova | source = own work | date = 26 May 2010 | license = | other-version = [[:File:20100526-Parvathi-Ranga 1
15:48, 8 June 2010 20100526-Parvathi-Rangasamy-seminar-2.jpg (file) 1.72 MB Vassia Atanassova (talk | contribs) {{upload | description = Parvathi Rangasamy during her lecture on "Applications of IF operators in image processing" | author = Vassia Atanassova | source = own work | date = 26 May 2010 | license = | other-version = [[:File:20100526-Parvathi-Ranga 1
15:47, 8 June 2010 20100526-Parvathi-Rangasamy-seminar-1.jpg (file) 1.73 MB Vassia Atanassova (talk | contribs) {{upload | description = Parvathi Rangasamy during her lecture on "Applications of IF operators in image processing" | author = Vassia Atanassova | source = own work | date = 26 May 2010 | license = | other-version = [[:File:20100526-Parvathi-Ranga 1
13:24, 7 June 2010 Parvathi-Rangasamy-20100526.jpg (file) 1.77 MB Vassia Atanassova (talk | contribs) {{upload | description = Parvathi Rangasamy giving lecture in the Centre of Biomedical Engineering, Bulgarian Academy of Sciences | author = Vassia Atanassova | source = own work | date = 26 May 2010 | license = CC-BY-SA | other-version = }} [[ 1
13:22, 7 June 2010 Parvathi-Rangasamy-20100603.jpg (file) 117 KB Vassia Atanassova (talk | contribs) {{upload | description = Parvathi Rangasamy in Bulgaria | author = Vassia Atanassova | source = own work | date = 3 June 2010 | license = CC-BY-SA | other-version = }} Category:Images 1
16:18, 1 June 2010 NIFS-15-4-40-44.pdf (file) 166 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Generalized net model of process of the European awareness scenario workshop method with intuitionistic fuzzy estimation | author = Sotir Sotirov, Evdokia Sotirova, Yanislav Zhelev, Maria Zheleva | so 1
16:08, 1 June 2010 NIFS-15-4-45-51.pdf (file) 205 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy logic in generalized net model of an advisory system for yeast cultivation on-line control | author = Tania Pencheva | source = NIFS/15/4 | date = 2009 | license = | other-version = 1
16:05, 1 June 2010 NIFS-15-4-30-32.pdf (file) 43 KB Vassia Atanassova (talk | contribs)   1
16:04, 1 June 2010 NIFS-15-4-25-29.pdf (file) 45 KB Vassia Atanassova (talk | contribs)   1
16:04, 1 June 2010 NIFS-15-4-19-24.pdf (file) 163 KB Vassia Atanassova (talk | contribs)   1
16:03, 1 June 2010 NIFS-15-4-01-08.pdf (file) 91 KB Vassia Atanassova (talk | contribs)   1
16:02, 1 June 2010 NIFS-15-4-09-14.pdf (file) 58 KB Vassia Atanassova (talk | contribs)   1
16:02, 1 June 2010 NIFS-15-4-15-18.pdf (file) 69 KB Vassia Atanassova (talk | contribs)   2
15:00, 1 June 2010 NIFS-15-4-33-39.pdf (file) 80 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A new similarity measure and new distances for intuitionistic fuzzy sets | author = Radoslav Tzvetkov, Eulalia Szmidt, Janusz Kacprzyk | source = NIFS/15/4 | date = 2009 | license = | other-versio 1
09:26, 28 May 2010 NIFS-16-1.rar (file) 1.1 MB Vassia Atanassova (talk | contribs) {{upload | description = Contents of Notes on Intuitionistic Fuzzy Sets/16/1 | author = - | source = Notes on Intuitionistic Fuzzy Sets/16/1 | date = 2010 | license = | other-version = }} Category:RAR files 1
09:14, 28 May 2010 NIFS-16-1-21-26.pdf (file) 824 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Representation of fuzzy and intuitionistic fuzzy data by radar charts | author = Vassia Atanassova | source = NIFS/16/1 | date = 2010 | license = | other-version = }} Category:PDF files 1
11:17, 7 May 2010 PJMS-2010-13-1-01-12.pdf (file) 3.16 MB Vassia Atanassova (talk | contribs) {{upload | description = "Generalized Net Models of the Process of Ant Colony Optimization with Different Strategies and Intuitionistic Fuzzy Estimations" | author = Stefka Fidanova, Pencho Marinov, Krassimir Atanassov | source = ''Proceedings of Jangj 1
11:11, 4 May 2010 BGSIAM-2009-29-33.pdf (file) 2.47 MB Vassia Atanassova (talk | contribs) {{upload | description = Adjoint Estimation of Ant Colony Optimization Starts Methods | author = Stefka Fidanova, Pencho Marinov, Krassimir Atanassov | source = Proceedings of 4th Annual Meeting of the Bulgarian Section of SIAM, December 21-22, 2009, S 1
11:09, 4 May 2010 BGSIAM-2009-23-28.pdf (file) 3.5 MB Vassia Atanassova (talk | contribs) {{upload | description = Decision Support System with Implementation in Natural Hazards Field Tests | author = Nina Dobrinkova | source = Proceedings of 4th Annual Meeting of the Bulgarian Section of SIAM, December 21-22, 2009, Sofia, pp 23-28 | date 1
10:38, 20 April 2010 NIFS-16-1-40-60.pdf (file) 377 KB Vassia Atanassova (talk | contribs) {{upload | description = An outline for a new approach to clustering based on intuitionistic fuzzy relations | author = Dmitri Viattchenin | source = [[No 1
10:38, 20 April 2010 NIFS-16-1-27-39.pdf (file) 194 KB Vassia Atanassova (talk | contribs) {{upload | description = Weak and strong forms of intuitionistic fuzzy sg-irresolute mappings | author = R. Santhi, K. Arun Prakash | source = [[Notes on Intuitionis 1
10:37, 20 April 2010 NIFS-16-1-10-20.pdf (file) 97 KB Vassia Atanassova (talk | contribs) {{upload | description = Intuitionistic fuzzy implications and axioms for implications | author = Krassimir Atanassov, Dimitar Dimitrov | source = [[Notes on Intuitionistic 1
10:36, 20 April 2010 NIFS-16-1-01-09.pdf (file) 247 KB Vassia Atanassova (talk | contribs) {{upload | description = [[Issue:On relationships among intuitionistic fuzzy approximation operators, intuitionistic fuzzy topology and intuitionistic fuzzy automata|On relationships among intuitionistic fuzzy approximation operators, intuitionistic fuzz 1
11:55, 16 April 2010 Gn-wr-03.gif (file) 4 KB Vassia Atanassova (talk | contribs) {{upload | description = GN scheme | author = Vassia Atanassova | source = own work | date = | license = | other-version = }} Category:GN tests 1
11:55, 16 April 2010 Gn-wr-08.gif (file) 5 KB Vassia Atanassova (talk | contribs) {{upload | description = GN scheme | author = Vassia Atanassova | source = own work | date = | license = | other-version = }} Category:GN tests 1
11:54, 16 April 2010 Gn-wr-07.gif (file) 2 KB Vassia Atanassova (talk | contribs) {{upload | description = GN scheme | author = Vassia Atanassova | source = own work | date = | license = | other-version = }} Category:GN tests 1
11:54, 16 April 2010 Gn-wr-06.gif (file) 3 KB Vassia Atanassova (talk | contribs) {{upload | description = GN scheme | author = Vassia Atanassova | source = own work | date = | license = | other-version = }} Category:GN tests 1
11:54, 16 April 2010 Gn-wr-05.gif (file) 2 KB Vassia Atanassova (talk | contribs) {{upload | description = GN scheme | author = Vassia Atanassova | source = own work | date = | license = | other-version = }} Category:GN tests 1
11:53, 16 April 2010 Gn-wr-04.gif (file) 2 KB Vassia Atanassova (talk | contribs) {{upload | description = GN scheme | author = Vassia Atanassova | source = own work | date = | license = | other-version = }} Category:GN tests 1
11:53, 16 April 2010 Gn-rw-09.gif (file) 2 KB Vassia Atanassova (talk | contribs) {{upload | description = GN scheme | author = Vassia Atanassova | source = own work | date = | license = | other-version = }} Category:GN tests 1
11:53, 16 April 2010 Gn-wr-02.gif (file) 2 KB Vassia Atanassova (talk | contribs) {{upload | description = GN scheme | author = Vassia Atanassova | source = own work | date = | license = | other-version = }} Category:GN tests 1
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