As of June 2025, International Journal "Notes on Intuitionistic Fuzzy Sets" has been assigned SJR = 0.258 and Scopus quartile Q3.
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Open Call for Papers: 29th International Conference on Intuitionistic Fuzzy Sets • 6–7 November 2026 • Sofia, Bulgaria / Online
Deadline for submissions: 10 May 2026.

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Date Name Thumbnail Size User Description Versions
23:58, 10 March 2009 NIFS-14-2-108-112.pdf (file) 148 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Generalized net model of the auto ferry traffic, using intuitionistic fuzzy estimations | author = Vasil Bobev, Sotir Sotirov | source = Notes on Intuitionistic Fuzzy Sets/14/2 | date = 2008 | license 1
23:50, 10 March 2009 NIFS-14-1-57-58.pdf (file) 120 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Inequalities with intuitionistic fuzzy modal and topological operators | author = Hristo Inkiov | source = Notes on Intuitionistic Fuzzy Sets/14/1 | date = 2008 | license = All rights reserved on the behal 1
21:45, 10 March 2009 NIFS-14-2-84-87.pdf (file) 152 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A method for ordering of university subjects using intuitionistic fuzzy evaluation | author = Anthony Shannon, Belosvlav Riecan, Evdokia Sotirova, Krassimir Atanassov, Maciej Krawczak, [[Peter Geor 1
19:38, 10 March 2009 NIFS-14-2-59-66.pdf (file) 890 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Role of fuzzy and intuitionistic fuzzy contrast intensification operators in enhancing images | author = Parvathi Rangasamy, Jayanthi Kuppannan, Krassimir Atanassov, George Gluhchev | source = [[Notes 1
19:25, 10 March 2009 NIFS-14-1-33-37.pdf (file) 121 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Operation ÷ over intuitionistic fuzzy sets | author = Anton Cholakov | source = Notes on Intuitionistic Fuzzy Sets/14/1 | date = 2008 | license = All rights reserved on the behalf of the authors. | other- 1
19:10, 10 March 2009 NIFS-14-1-20-22.pdf (file) 131 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Inequalities with intuitionistic fuzzy topological and Gökhan Cuvalcioĝlu's operators | author = Boriana Doycheva | source = Notes on Intuitionistic Fuzzy Sets/14/1 | date = 2008 | license = All rights re 1
18:25, 10 March 2009 NIFS-07-4-84-88.pdf (file) 275 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Application of intuitionistic fuzzy generalized nets to problems in soda ash production | author = Yuliana Mihaylova, Peter Georgiev, Maria Stefanova-Pavlova | source = [[Notes on Intuitionistic Fuzzy Set 1
13:52, 10 March 2009 NIFS-08-4-73-78.pdf (file) 113 KB Vassia Atanassova (talk | contribs) {{upload | description = On index matrix interpretations of intuitionistic fuzzy graphs | author = Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/08/4 | date = 2002 | license = All rights reserved on the behalf of the 1
13:27, 10 March 2009 NIFS-08-1-34-36.pdf (file) 90 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Remark on a property of the intuitionistic fuzzy interpretation triangle | author = Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/08/1 | date = 2002 | license = All rights reserved on th 1
11:54, 10 March 2009 NIFS-08-1-19-27.pdf (file) 145 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A generalization of operators on intuitionistic fuzzy sets using triangular norms and conorms | author = Glad Deschrijver, Etienne Kerre | source = Notes on Intuitionistic Fuzzy Sets/08/1 | date = 2002 1
11:32, 10 March 2009 NIFS-07-3-43-48.pdf (file) 252 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Deductive properties of intuitionistic fuzzy logic | author = Nikolai Nikolov | source = Notes on Intuitionistic Fuzzy Sets/07/3 | date = 2001 | license = All rights reserved on the behalf of the authors. 1
08:51, 10 March 2009 NIFS-06-1-25-28.pdf (file) 116 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy interpretation of frame-structures | author = Krassimir Atanassov, Nikolai Nikolov | source = Notes on Intuitionistic Fuzzy Sets/06/1 | date = 2000 | license = All rights reserved o 1
08:50, 10 March 2009 NIFS-06-1-15-24.pdf (file) 391 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Resolution of composite intuitionistic fuzzy relational equations | author = Ketty Peeva | source = Notes on Intuitionistic Fuzzy Sets/06/1 | date = 2000 | license = All rights reserved on the behalf of the 1
08:50, 10 March 2009 NIFS-06-1-07-14.pdf (file) 388 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Conditional probability and independence of intuitionistic fuzzy events | author = Przemysław Grzegorzewski | source = Notes on Intuitionistic Fuzzy Sets/06/1 | date = 2000 | license = All rights reserved 1
08:47, 10 March 2009 NIFS-06-1-01-06.pdf (file) 288 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A F-operator intuitionistic fuzzy version of the nearest neighbor classifier | author = Stefan Hadjitodorov | source = Notes on Intuitionistic Fuzzy Sets/06/1 | date = 2000 | license = All rights reserved o 1
10:31, 5 December 2008 NIFS-10-3-15-28.pdf (file) 856 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Entropy for intuitionistic fuzzy set theory and mass assignment theory | author = Eulalia Szmidt, Jim Baldwin | source = Notes on Intuitionistic Fuzzy Sets/10/3 | date = 2004 | license = | other-versi 1
10:30, 5 December 2008 NIFS-10-3-01-07.pdf (file) 121 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy-valued possibility and necessity measures | author = Adrian Ban | source = Notes on Intuitionistic Fuzzy Sets/10/3 | date = 2004 | license = | other-version = }} [[Category:PDF file 1
10:29, 5 December 2008 NIFS-10-3-08-14.pdf (file) 109 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A note on the convergence of intuitionistic fuzzy sets | author = Peter Vassilev | source = Notes on Intuitionistic Fuzzy Sets/10/3 | date = 2004 | license = | other-version = }} Category:PDF files 1
10:29, 5 December 2008 NIFS-10-3-29-32.pdf (file) 84 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On some temporal intuitionistic fuzzy operators | author = Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/10/3 | date = 2004 | license = | other-version = }} Category:PDF files 1
10:27, 5 December 2008 NIFS-10-3-37-43.pdf (file) 135 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Solving problems in intuitionistic fuzzy relational calculus with fuzzy relational calculus toolbox | author = Ketty Peeva, Yordan Kyosev | source = Notes on Intuitionistic Fuzzy Sets/10/3 | date = 2004 1
10:25, 5 December 2008 NIFS-10-3-44-46.pdf (file) 65 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Derivatives related to intuitionistic fuzzy sets | author = Radoslav Tzvetkov | source = Notes on Intuitionistic Fuzzy Sets/10/3 | date = 2004 | license = | other-version = }} Category:PDF files 1
12:09, 4 December 2008 NIFS-10-2-32-40.pdf (file) 138 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On the first type of intuitionistic fuzzy generalized nets | author = Violeta Tasseva, Marin Marinov, Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/10/2 | date = 2004 | license = 1
11:58, 4 December 2008 NIFS-10-1-07-12.pdf (file) 100 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On the modal operators defined over intuitionistic fuzzy sets | author = Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/10/1 | date = 2004 | license = | other-version = }} [[Category: 1
00:41, 3 December 2008 NIFS-09-3-01-03.pdf (file) 61 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:"Twenty years later" or some words about the intuitionistic fuzzy sets | author = Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/09/3 | date = 2003 | license = | other-version = }} [[ 1
00:38, 3 December 2008 NIFS-09-2-74-80.pdf (file) 105 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A generalized net model of the automatic document processing with elements of intuitionistic fuzziness | author = Anhony Shannon, Georgi Gluhchev, Krassimir Atanassov, Stefan Hadjitodorov, Vasil Vasilev | source = [[ 1
00:38, 3 December 2008 NIFS-09-2-56-60.pdf (file) 80 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A generalized net model of the automatic document processing with elements of intuitionistic fuzziness | author = Anhony Shannon, Georgi Gluhchev, Krassimir Atanassov, Stefan Hadjitodorov, Vasil Vasilev | source = [[ 1
00:37, 3 December 2008 NIFS-09-1-01-32.pdf (file) 305 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A study on intuitionistic fuzzy topological spaces | author = Tapas Kumar Mondal, S. K. Samanta | source = Notes on Intuitionistic Fuzzy Sets/09/1 | date = 2003 | license = | other-version = }} [[C 1
00:10, 30 November 2008 NIFS-07-4-73-76.pdf (file) 104 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On the implementation of elements of the intuitionistic fuzzy logic for decision making by medical generalized net models | author = Anthony Shannon, Joseph Sorsich, Krassimir Atanassov, Soon-Ki Kim, [ 1
00:09, 30 November 2008 NIFS-07-4-70-72.pdf (file) 83 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On an application of intuitionistic fuzzy approach in economic models | author = Peter Vassilev, Cecilia Temponi, Vladik Kreinovich | source = Notes on Intuitionistic Fuzzy Sets/07/4 | date = 2001 | 1
00:09, 30 November 2008 NIFS-07-4-65-69.pdf (file) 122 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On intuitionistic fuzzy consent rules | author = Dinko Dimitrov | source = Notes on Intuitionistic Fuzzy Sets/07/4 | date = 2001 | license = All rights reserved on the behalf of the authors. | other-versio 1
00:08, 30 November 2008 NIFS-07-4-58-64.pdf (file) 155 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy sets in some medical applications | author = Eulalia Szmidt, Janusz Kacprzyk | source = Notes on Intuitionistic Fuzzy Sets/07/4 | date = 2001 | license = All rights reserved on the 1
18:57, 29 November 2008 NIFS-07-3-39-42.pdf (file) 121 KB Vassia Atanassova (talk | contribs) {{upload | description = Introduction to intuitionistic fuzzy partial differential equations | author = Said Melliani, Lalla Saadia Chadli | source = Notes on Intuitionistic Fuzzy Sets/07/3 | date = 2001 | license = All rights reserv 1
18:57, 29 November 2008 NIFS-07-3-33-38.pdf (file) 104 KB Vassia Atanassova (talk | contribs) {{upload | description = On the possibility for intuitionistic fuzzy interpretations of modal logic axioms | author = Krassimir Atanassov | source = Notes on Intuitionistic Fuzzy Sets/07/3 | date = 2001 | license = All rights reserved on 1
18:56, 29 November 2008 NIFS-07-3-23-32.pdf (file) 169 KB Vassia Atanassova (talk | contribs) {{upload | description = (k<sub>1</sub>-k<sub>2</sub>)-Intuitionistic fuzzy sets | author = Tapas Kumar Mondal, S. K. Samanta | source = Notes on Intuitionistic Fuzzy Sets/07/3 | date = 2001 | l 1
18:55, 29 November 2008 NIFS-07-3-14-22.pdf (file) 152 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On the Cartesian product of intuitionistic fuzzy sets | author = Glad Deschrijver, Etienne Kerre | source = Notes on Intuitionistic Fuzzy Sets/07/3 | date = 2001 | license = All rights reserved on the b 1
18:55, 29 November 2008 NIFS-07-3-08-13.pdf (file) 133 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:IF-bags in decision analysis | author = Kankana Chakrabarty | source = Notes on Intuitionistic Fuzzy Sets/07/3 | date = 2001 | license = All rights reserved on the behalf of the authors. | other-version = 1
18:54, 29 November 2008 NIFS-07-3-01-07.pdf (file) 120 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:On the defect of intuitionistic fuzzy tautology | author = Adrian I. Ban | source = Notes on Intuitionistic Fuzzy Sets/07/3 | date = 2001 | license = All rights reserved on the behalf of the authors. | oth 1
21:13, 28 November 2008 EUSFLAT-logo-2.gif (file) 6 KB Vassia Atanassova (talk | contribs) {{upload | description = Logo of EUSFLAT | author = - | source = http://www.eusflat.org/ | date = - | license = © European Society for Fuzzy Logic and Technology (EUSFLAT). All rights reserved. | other-version = }} Category:Logos 1
21:13, 28 November 2008 EUSFLAT-logo-1.gif (file) 5 KB Vassia Atanassova (talk | contribs) {{upload | description = Logo of EUSFLAT | author = - | source = http://www.eusflat.org/ | date = - | license = © European Society for Fuzzy Logic and Technology (EUSFLAT). All rights reserved. | other-version = }} Category:Logos 1
20:34, 28 November 2008 EUSFLAT-2003-228-231.pdf (file) 58 KB Vassia Atanassova (talk | contribs) {{upload | description = Flexible querying via intuitionistic fuzzy sets, Proceedings of the 3rd Conference of the European Society for Fuzzy Logic and Technology, Zittau, Germany, September 1 1
20:33, 28 November 2008 EUSFLAT-2003-223-227.pdf (file) 61 KB Vassia Atanassova (talk | contribs) {{upload | description = Distances and orderings in a family of intuitionistic fuzzy numbers, Proceedings of the 3rd Conference of the [[European Society for Fuzzy Logic and Te 1
20:32, 28 November 2008 EUSFLAT-2003-218-222.pdf (file) 88 KB Vassia Atanassova (talk | contribs) {{upload | description = Intuitionistic fuzzy generalized net model of the process of handwriting analysis, Proceedings of the 3rd Conference of the [[European So 1
20:31, 28 November 2008 EUSFLAT-2003-214-217.pdf (file) 801 KB Vassia Atanassova (talk | contribs) {{upload | description = [[Issue:A generalized net model of a material-processing reactor equipped with chromatic monitoring and control based on intuitionistic fuzzy evaluation of the chromaticity|A generalized net model of a material-processing reactor 1
20:29, 28 November 2008 EUSFLAT-2003-210-213.pdf (file) 104 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A descriptive definiton of the probability on intuitionistic fuzzy sets, Proceedings of the 3rd Conference of the European Society for Fuzzy Logic and Technology, Zittau, Germany, September 10-12, 2003, pp. 210-213 1
20:28, 28 November 2008 EUSFLAT-2003-206-209.pdf (file) 115 KB Vassia Atanassova (talk | contribs) {{upload | description = A measure of similarity for intuitionistic fuzzy sets, Proceedings of the 3rd Conference of the European Society for Fuzzy Logic and Technology, Zittau, Germany, 1
20:25, 28 November 2008 EUSFLAT-2003-198-205.pdf (file) 143 KB Vassia Atanassova (talk | contribs) {{upload | description = Intuitionistic fuzzy n-ary systems, Proceedings of the 3rd Conference of the European Society for Fuzzy Logic and Technology, Zittau, Germany, September 10-12, 2003, pp. 198-205. I 1
19:04, 28 November 2008 EUSFLAT-2003-193-197.pdf (file) 140 KB Vassia Atanassova (talk | contribs) {{upload | description = Grey systems and interval valued fuzzy sets, Proceedings of the 3rd Conference of the European Society for Fuzzy Logic and Technology, Zittau, Germany, September 10-12, 20 1
19:03, 28 November 2008 EUSFLAT-2003-187-192.pdf (file) 103 KB Vassia Atanassova (talk | contribs) {{upload | description = Preferences, classification and intuitionistic fuzzy sets, Proceedings of the 3rd Conference of the European Society for Fuzzy Logic and Technology, Zittau, 1
19:01, 28 November 2008 EUSFLAT-2003-183-186.pdf (file) 150 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:A multiattribute decision making approach using intuitionistic fuzzy sets, Proceedings of the 3rd Conference of the European Society for Fuzzy Logic and Technology, Zittau, Germany, September 10-12, 2003, pp. 183-1 1
19:01, 28 November 2008 EUSFLAT-2003-177-182.pdf (file) 120 KB Vassia Atanassova (talk | contribs) {{upload | description = Issue:Intuitionistic fuzzy graph interpretations of multi-person multi-criteria decision making, Proceedings of the 3rd Conference of the European Society for Fuzzy Logic and Technology, Zittau, Germany, September 10-12, 1
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