Open Call for Papers:
29
th
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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20:14, 1 July 2024
NIFS-30-2-121-130.pdf
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file
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1 MB
Vassia Atanassova
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contribs
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== Summary == {{upload | description =
Performance measurement using intuitionistic fuzzy sets: A case study from debt collection centers
| author =
Başar Öztayşi
,
Selçuk Çebi
,
Cengiz Kahraman
and
Sezi Çevik Onar
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 30 (2024), Number 2
, pages 121-130 | date = 2024 | lice...
1
20:03, 1 July 2024
NIFS-30-2-190-202.pdf
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file
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377 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
QoS characterization of some service compositions based on intuitionistic fuzzy pairs
| author =
Velin Andonov
,
Stoyan Poryazov
and
Emiliya Poryazova
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 30 (2024), Number 2
, pages 190-202 | date = 2024 | license = | other-version = }} [[Category:...
1
19:55, 1 July 2024
NIFS-30-2-165-179.pdf
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file
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2.71 MB
Vassia Atanassova
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talk
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contribs
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spaces
2
17:19, 1 July 2024
NIFS-30-2-142-155.pdf
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file
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755 KB
Peter Vassilev
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contribs
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1
16:54, 1 July 2024
NIFS-30-1-077-091.pdf
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file
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449 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Issue:Some notes on the relationships between intuitionistic fuzzy sets and correlation analysis
| author =
Alžbeta Michalíková
and
Adam Dudáš
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 30 (2024), Number 1
, pages 77-91 | date = 2024 | license = | other-version = }}
Category:PDF files
1
16:53, 1 July 2024
NIFS-30-2-156-164.pdf
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file
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189 KB
Peter Vassilev
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talk
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contribs
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1
16:53, 1 July 2024
NIFS-30-1-066-076.pdf
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file
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199 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Issue:An in-depth exploration of intuitionistic fuzzy T0 in the context of bitopology
| author =
Saikh Shahjahan Miah
,
Ranapati Ronjon
and
Nigar Sultana
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 30 (2024), Number 1
, pages 66-76 | date = 2024 | license = | other-version = }}
Category:PDF files
1
16:52, 1 July 2024
NIFS-30-1-056-065.pdf
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file
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222 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Issue:A note about almost uniform convergence on D-poset of intuitionistic fuzzy sets
| author =
Katarína Čunderlíková
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 30 (2024), Number 1
, pages 56-65 | date = 2024 | license = | other-version = }}
Category:PDF files
1
16:51, 1 July 2024
NIFS-30-1-026-055.pdf
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file
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307 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Issue:Generalizations of prime intuitionistic fuzzy ideals of a lattice
| author =
Poonam Kumar Sharma
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 30 (2024), Number 1
, pages 26-55 | date = 2024 | license = | other-version = }}
Category:PDF files
1
16:50, 1 July 2024
NIFS-30-1-018-025.pdf
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file
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192 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Issue:Two de-I-fuzzification procedures for intuitionistic fuzzy information
| author =
Vasile Patrascu
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 30 (2024), Number 1
, pages 18-25 | date = 2024 | license = | other-version = }}
Category:PDF files
1
16:49, 1 July 2024
NIFS-30-1-009-017.pdf
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file
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201 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Issue:A brief note on intuitionistic fuzzy operators
| author =
Jaydip Bhattacharya
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 30 (2024), Number 1
, pages 9-17 | date = 2024 | license = | other-version = }}
Category:PDF files
1
16:46, 1 July 2024
NIFS-30-1-001-008.pdf
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file
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509 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Research on intuitionistic fuzzy implications. Part 4
| author =
Nora Angelova
,
Krassimir Atanassov
and
Vassia Atanassova
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 30 (2024), Number 1
, pages 1-8 | date = 2024 | license = | other-version = }}
Category:PDF files
1
16:25, 1 July 2024
NIFS-30-2-101-112.pdf
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file
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189 KB
Peter Vassilev
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contribs
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1
11:10, 14 March 2024
27-ICIFS-2024-2nd CFP.pdf
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file
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774 KB
Vassia Atanassova
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contribs
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1
10:58, 15 December 2023
NIFS-29-4-418-424.pdf
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file
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248 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Interpreting the results of InterCriteria Analysis: Pareto principle at work
|author =
Vassia Atanassova
and
Ivo Umlenski
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4
, pages 418-424 | date = 2023 | license = | other-version = }}
Category:PDF files
1
23:06, 14 December 2023
NIFS-29-4-411-417.pdf
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file
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853 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
n-dimensional intuitionistic fuzzy index matrix representation of multidimensional data partitioning methods
|author =
Veselina Bureva
and
Krassimir Atanassov
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4
, pages 411-417 | date = 2023 | license = | oth...
1
20:03, 12 December 2023
NIFS-29-4-325-334.pdf
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file
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277 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Intuitionistic fuzzy level operators related to degree of uncertainty
|author =
Krassimir Atanassov
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4
, pages 325-334 | date = 2023 | license = | other-version = }}
Category:PDF files
1
22:09, 11 December 2023
NIFS-29-4-401-410.pdf
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file
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340 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Regularity and duality of intuitionistic fuzzy k-partite hypergraphs
|author =
K. K. Myithili
and
R. Keerthika
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4
, pages 401-410 | date = 2023 | license = | other-version = }}
Category:PDF files
1
22:08, 11 December 2023
NIFS-29-4-383-400.pdf
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file
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307 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Fuzzy coloring and total fuzzy coloring of various types of intuitionistic fuzzy graphs
|author =
R. Buvaneswari
and
P. Revathy
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4
, pages 383-400 | date = 2023 | license = | other-version = }}
Category:PDF files
1
22:08, 11 December 2023
NIFS-29-4-371-382.pdf
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file
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174 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Intuitionistic fuzzy operations and operators: Some observations
|author =
Jaydip Bhattacharya
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4
, pages 371-382 | date = 2023 | license = | other-version = }}
Category:PDF files
1
22:05, 11 December 2023
NIFS-29-4-351-364.pdf
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file
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333 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Special types of morphisms in the category C<sub>R-IFM</sub>
|author =
P. K. Sharma
,
Chandni
and
Nitin Bharadwaj
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4
, pages 351-364 | date = 2023 | license = | other-version = }}
Category:PDF files
1
22:05, 11 December 2023
NIFS-29-4-343-350.pdf
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file
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278 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Interval-valued intuitionistic fuzzy topological groups: Some properties
|author =
R. Santhi
and
N. Udhayarani
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4
, pages 343-350 | date = 2023 | license = | other-version = }}
Category:PDF files
1
22:04, 11 December 2023
NIFS-29-4-335-342.pdf
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file
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178 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Almost uniformly convergence on MV-algebra of intuitionistic fuzzy sets
|author =
Katarína Čunderlíková
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 4
, pages 335-342 | date = 2023 | license = | other-version = }}
Category:PDF files
1
17:12, 5 December 2023
27-ICIFS-2024-CFP.pdf
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file
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772 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description = Call for Papers for the
27th International Conference on Intuitionistic Fuzzy Sets
| author = ICIFS | source = ICIFS | date = 2024 | license = | other-version = }}
1
16:43, 5 December 2023
Krassimir-Atanassov.jpg
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file
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89 KB
Vassia Atanassova
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talk
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contribs
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Krassimir Atanassov
Category:Images
1
13:58, 8 November 2023
NIFS-29-3-318-324.pdf
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file
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255 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Bondage and non-bondage sets in regular intuitionistic fuzzy graphs
| author =
R. Buvaneswari
and
K. Umamaheswari
| source =
Notes on Intuitionistic Fuzzy Sets, Vol 29, No. 3
, pp. 318-324 | date = 2023 | license = | other-version = }}
Category:PDF files
1
14:17, 27 October 2023
WIFS BB 2023 poster.png
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file
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503 KB
Vassia Atanassova
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talk
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contribs
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1
14:15, 27 October 2023
WIFS BB 2023 call for papers.pdf
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file
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97 KB
Vassia Atanassova
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talk
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contribs
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Category:PDF files
1
14:02, 27 October 2023
NIFS-29-3-298-317.pdf
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file
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616 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Development of intuitionistic fuzzy cost efficiency model in data envelopment analysis
| author =
Anjali Sonkariya
and
Shiv Prasad Yadav
| source =
Notes on Intuitionistic Fuzzy Sets, Vol 29, No. 3
, pp. 298-317 | date = 2023 | license = | other-version = }}
Category:PDF files
1
14:56, 24 October 2023
NIFS-29-3-292-297.pdf
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file
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209 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Three de-intuitionistic fuzzification procedures over circular intuitionistic fuzzy sets
| author =
Lilija Atanassova
| source =
Notes on Intuitionistic Fuzzy Sets, Vol 29, No. 3
, pp. 292-297 | date = 2023 | license = | other-version = }}
Category:PDF files
1
14:51, 23 October 2023
NIFS-29-3-239-246.pdf
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file
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162 KB
Vassia Atanassova
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talk
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contribs
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volume
2
14:49, 23 October 2023
NIFS-29-3-261-276.pdf
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file
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263 KB
Vassia Atanassova
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talk
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contribs
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volume
2
14:48, 23 October 2023
NIFS-29-3-277-291.pdf
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file
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295 KB
Vassia Atanassova
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talk
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contribs
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volume
2
19:36, 29 September 2023
NIFS-29-2-133-143.pdf
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file
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179 KB
Vassia Atanassova
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talk
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contribs
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Corrections on p. 136, 142
2
09:58, 27 September 2023
NIFS-29-3-247-260.pdf
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file
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189 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Some new results on intuitionistic fuzzy operators
| author =
Jaydip Bhattacharya
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 3
, pages 247-260 | date = 2023 | license = | other-version = }}
Category:PDF files
1
14:40, 21 August 2023
NIFS-29-2-144-156.pdf
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file
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342 KB
Vassia Atanassova
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talk
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contribs
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corrected issn
2
14:40, 21 August 2023
NIFS-29-2-231-238.pdf
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file
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225 KB
Vassia Atanassova
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talk
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contribs
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corrected issn
2
14:40, 21 August 2023
NIFS-29-2-157-165.pdf
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file
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274 KB
Vassia Atanassova
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talk
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contribs
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corrected issn
2
14:39, 21 August 2023
NIFS-29-2-090-098.pdf
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file
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219 KB
Vassia Atanassova
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talk
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contribs
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corrected issn
2
09:59, 17 August 2023
NIFS-29-2-218-230.pdf
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file
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1.97 MB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
The role of operations over intuitionistic fuzzy index matrices in color image analysis
| author =
R. Parvathi
,
R. K. Nivedhaa
and
Vassia Atanassova
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 2
, pages 218-230 | date = 2023 | license = | other-version = }} [[Category...
1
09:24, 17 August 2023
NIFS-29-2-208-217.pdf
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file
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791 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Issue:InterCriteria Analysis applied to the health problems declared by individuals in Bulgaria
| author =
Veselina Bureva
,
Ivanka Stamova
,
Zlatko Yordanov
and
Evdokia Sotirova
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 2
, pages 208-217 | date = 2023 | license = | other-version = }}
Category:PDF files
1
17:54, 16 August 2023
NIFS-29-2-197-207.pdf
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file
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713 KB
Vassia Atanassova
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talk
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contribs
)
== Summary == {{upload | description =
Investigation of the Turkish university rankings using InterCriteria Analysis
| author =
Veselina Bureva
,
Cengiz Kahraman
and
Sotir Sotirov
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 2
, pages 197-207 | date = 2023 | license = | other-version = }}
Category:PDF files
1
17:14, 16 August 2023
NIFS-29-2-178-196.pdf
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file
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540 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Evaluating the performance of catalyst and feedstocks in the fluid catalytic cracking process: Application of InterCriteria Analysis with weight coefficients of the criteria
| author =
Veselina Bureva
,
Krassimir Atanassov
,
Yana Mersinkova
and [[Dicho Stratiev]...
1
21:13, 28 July 2023
NIFS-29-2-166-177.pdf
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file
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1.13 MB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Evaluating the performance of catalyst and feedstocks in the fluid catalytic cracking process: Application of InterCriteria Analysis with weight coefficients of the objects
| author =
Veselina Bureva
,
Krassimir Atanassov
,
Yana Mersinkova
and
Dicho Stratiev
...
1
16:16, 3 July 2023
NIFS-29-2-114-132.pdf
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file
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315 KB
Vassia Atanassova
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talk
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contribs
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== Summary == {{upload | description =
Normality and translation of IFS(''G'' × ''Q'') under norms
| author =
Rasul Rasuli
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 2
, pages 114-132 | date = 2023 | license = | other-version = }}
Category:PDF files
1
16:15, 3 July 2023
NIFS-29-2-099-113.pdf
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file
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253 KB
Vassia Atanassova
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talk
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contribs
)
== Summary == {{upload | description =
Intuitionistic ''L''-fuzzy classical prime and intuitionistic ''L''-fuzzy 2-absorbing submodules
| author =
P. K. Sharma
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 2
, pages 99-113 | date = 2023 | license = | other-version = }}
Category:PDF files
1
16:13, 3 July 2023
NIFS-29-2-085-089.pdf
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file
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228 KB
Vassia Atanassova
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talk
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contribs
)
== Summary == {{upload | description =
Issue:Trigonometric-based operators over intuitionistic fuzzy sets
| author =
Peter Vassilev
| source =
Notes on Intuitionistic Fuzzy Sets, Volume 29 (2023), Number 2
, pages 85-89 | date = 2023 | license = | other-version = }}
Category:PDF files
1
13:21, 25 May 2023
EUSFLAT brochure IFSTART 2023 A5.pdf
(
file
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1.6 MB
Vassia Atanassova
(
talk
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contribs
)
1
15:47, 26 January 2023
26-ICIFS-2023-CFP.pdf
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file
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695 KB
Vassia Atanassova
(
talk
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contribs
)
updated
1
17:56, 14 December 2022
NIFS-28-4-428-435.pdf
(
file
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154 KB
Vassia Atanassova
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talk
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contribs
)
== Summary == {{upload | description =
Intuitionistic fuzzy interpretations of formula (''A'' → ''B'') → ((¬''A'' → ''B'') → ''B'')
| author =
Nora Angelova
,
Katarína Čunderlíková
,
Eulalia Szmidt
and
Krassimir Atanassov
| source =
Notes on Intuitionistic Fuzzy Sets/28/4
| date = 2022 | license = | other-version = }}
Category:PDF files
1
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