NEW EXTENDED deadline for submissions: 15 AUGUST 2026.
ICIFS-2026: Difference between revisions
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== Aim and scope == | |||
The aim of the annual [[International Conference on Intuitionistic Fuzzy Sets]] (ICIFS) is to gather specialists interested in [[intuitionistic fuzziness]], decision making under uncertainty, and other topics related to intuitionistic fuzzy sets and logics, and to give them floor for discussions on both theoretical and practical aspects. Since 2013, ICIFS has been an [[EUSFLAT]] endorsed event. | |||
All papers accepted for presentation at ICIFS'2026 will be published in the '''Scopus indexed Journal "[[Notes on Intuitionistic Fuzzy Sets]]" (SJR 2025 = 0.219, Scopus quartile Q3)''' and will be freely available online as Open Access under CC-BY 4.0 license. | |||
== Conference Programme == | |||
=== 6 November – Friday === | |||
{| class="wikitable" width="100%" | |||
! width="10%" | Bulgarian time (EET) | |||
! width="10%" | Presenter's local time | |||
! width="30%" | Author(s) / <u>Presenter</u> | |||
! width="50%" | Paper title | |||
|- | |||
! 10:00-10:10 | |||
! colspan=3 | OPENING CEREMONY | |||
|- | |||
| 10:10-10:40 || <small>(Recorded video)</small> || <u>Vladik Kreinovich</u>, Olga Kosheleva, Victor Timchenko, Yuriy Kondratenko<br/><small>United States</small> || '''INVITED TALK:''' [[Issue:All modern AI needs is intuitionistic fuzzy|All modern AI needs is intuitionistic fuzzy]] | |||
|- | |||
| 10:40-11:00 || 09:40-10:00 || <u>Eulalia Szmidt</u>, Janusz Kacprzyk, Pawel Bujnowski<br/><small>Poland</small> || [[Issue:A novel, simple, and effective intuitionistic fuzzy classifier|A novel, simple, and effective intuitionistic fuzzy classifier]] | |||
|- | |||
| 11:00-11:20 || 09:00-09:20 || <u>El Houssine Bouzid</u>, Bouchra Ben Amma, Said Melliani, Lalla Saadia Chadli<br/><small>Morocco</small> || [[Issue:On intuitionistic fuzzy numbers and compact intervals|On intuitionistic fuzzy numbers and compact intervals]] | |||
|- | |||
| 11:20-11:40 || 12:20-12:40 || <u>Sinem Tarsuslu (Yılmaz)</u>, Gökhan Çuvalcioğlu<br/><small>Türkiye</small> || [[Issue:Intuitionistic fuzzy topological operators via controlled sets|Intuitionistic fuzzy topological operators via controlled sets]] | |||
|- | |||
| 11:40-12:00 || 15:10-15:30 || <u>Meena Yadav</u>, Shiv Prasad Yadav<br/><small>India</small> || [[Issue:Incorporating hesitation in intuitionistic fuzzy slack based measure efficiency with an application to MGNREGA|Incorporating hesitation in intuitionistic fuzzy slack based measure efficiency with an application to MGNREGA]] | |||
|- | |||
| 12:00-12:20 || 11:00-11:20 || <u>Gökhan Çuvalcioğlu</u>, Sinem Tarsuslu (Yılmaz)<br/><small>Türkiye</small> || [[Issue:Intuitionistic fuzzy modal operators in an entropy-weighted TOPSIS framework|Intuitionistic fuzzy modal operators in an entropy-weighted TOPSIS framework]] | |||
|- | |||
| 12:20-12:40 || || <u>Vassia Atanassova</u><br/><small>Bulgaria</small> || '''COMMUNITY TALK:''' ''Forty years since Atanassov’s landmark paper on intuitionistic fuzzy sets'' | |||
|- | |||
| 12:40-14:00 | |||
! colspan=3 | LUNCH | |||
|- | |||
| 14:00-14:20 || || <u>Krassimir Atanassov</u>, Vassia Atanassova<br/><small>Bulgaria</small> || [[Issue:A non-standard operation on intuitionistic fuzzy pairs|A non-standard operation on intuitionistic fuzzy pairs]] | |||
|- | |||
| 14:20-14:40 || 15:20-15:40 || <u>Emine Funda Okumuş</u>, Sultan Yamak<br/><small>Türkiye</small> || [[Issue:Generalized (T,ST) intuitionistic fuzzy anti-ideals on semigroups|Generalized (''T'',''S<sub>T</sub>'') intuitionistic fuzzy anti-ideals on semigroups]] | |||
|- | |||
| 14:40-15:00 || 12:40-13:00 || <u>Panagiotis Chountas</u>, Georgy Urumov<br/><small>United Kingdom</small> || [[Issue:Calibrated circular and elliptical regions for intuitionistic fuzzy assessments: A methodological benchmark of geometry coverage and boundary effects|Calibrated circular and elliptical regions for intuitionistic fuzzy assessments: A methodological benchmark of geometry coverage and boundary effects]] | |||
|- | |||
| 15:00-15:20 || || Kristina Zhivkova, <u>Peter Vassilev</u>, Lyudmila Todorova<br/><small>Bulgaria</small> || [[Issue:A short note on a possible ranking of intuitionistic fuzzy alternatives|A short note on a possible ranking of intuitionistic fuzzy alternatives]] | |||
|- | |||
| 15:20-15:40 || 14:20-14:40 || <u>Katarína Čunderlíková</u><br/><small>Slovakia</small> || [[Issue:About the sum of intuitionistic fuzzy observables|About the sum of intuitionistic fuzzy observables]] | |||
|- | |||
! 15:40-16:00 | |||
! colspan=3 | COFFEE BREAK | |||
|- | |||
| 16:00-16:20 || 08:00-08:20 || <u>Dimitre Dikov Dimitrov</u>, Veselina Bureva<br/><small>Canada, Bulgaria</small> || [[Issue:Index of behavioral consistency: A new approach for evaluating association between quantitative variables, and agreement between simulations and observations|Index of behavioral consistency: A new approach for evaluating association between quantitative variables, and agreement between simulations and observations]] | |||
|- | |||
| 16:20-16:40 || || <u>Sevdalin Tsvetanov</u>, Krassimir Atanassov, Peter Vassilev<br/><small>Bulgaria</small> || [[Issue:Intuitionistic fuzzy coloured multigraphs|Intuitionistic fuzzy coloured multigraphs]] | |||
|- | |||
| 16:40-17:00 || || <u>Angel Dimitriev</u><br/><small>Bulgaria</small> || [[Issue:Extending OnlineGN with evaluation of intuitionistic fuzzy predicates|Extending OnlineGN with evaluation of intuitionistic fuzzy predicates]] | |||
|- | |||
| 17:00-17:20 || || Stoyan Poryazov, Velin Andonov, Emiliya Saranova, <u>Ivan Kavaldzhiev</u><br/><small>Bulgaria</small> || [[Issue:Quantitative analysis and verification of an analytical method for aggregation of intuitionistic fuzzy quality assessments of a sequential composition of two services in an information service network|Quantitative analysis and verification of an analytical method for aggregation of intuitionistic fuzzy quality assessments of a sequential composition of two services in an information service network]] | |||
|} | |||
=== 7 November – Saturday === | |||
Social programme / Free discussions | |||
{| style="float:right; width: 250px; background-color:#F6FFF6; margin-left:.5em; margin-top:.5em; padding: .5em; border:1px dotted;" | {| style="float:right; width: 250px; background-color:#F6FFF6; margin-left:.5em; margin-top:.5em; padding: .5em; border:1px dotted;" | ||
| [[Image:ICIFS-logo.gif|center|240px]]<br/><br/> | | [[Image:ICIFS-logo.gif|center|240px]]<br/><br/> | ||
<center> '''ICIFS | <center> '''Since 2013 ICIFS has been an <br/>[https://eusflat.org/eusflat-and-endorsed-events-calendar/ EUSFLAT ENDORSED EVENT]''' </center> | ||
[[File:EUSFLAT-logo-1.gif|center|200px]] | [[File:EUSFLAT-logo-1.gif|center|200px]] | ||
[[File:EUSFLAT-logo-2.gif|center|200px]]<BR/><BR/> | [[File:EUSFLAT-logo-2.gif|center|200px]]<BR/><BR/> | ||
<div style="text-align:center; font-size:125%; font-weight:bold;">Important dates</div> | <div style="text-align:center; font-size:125%; font-weight:bold;">Important dates</div> | ||
------- | ------- | ||
; ''' | ; <font color="red">'''NEW Extended: 15 AUGUST 2026'''</font> | ||
: Submission of manuscripts<br/> | : Submission of manuscripts<br/> | ||
; ''' | ; <font color="red">'''NEW Extended: 15 SEPTEMBER 2026''' </font> | ||
: Peer review process complete, <br/>notification of acceptance | : Peer review process complete, <br/>notification of acceptance | ||
; ''' | ; <font color="red">'''NEW Extended: 1 OCTOBER 2026''' </font> | ||
: Submission of revised versions. Payment of early conference fees | : Submission of revised versions. Payment of early conference fees | ||
; ''' | ; '''15 October 2026''' | ||
: Payment of late conference fees | : Payment of late conference fees | ||
; '''6–7 November 2026''' | ; '''6–7 November 2026''' | ||
: Conference dates | : Conference dates | ||
|} | |} | ||
== Conference Chairs and Committee == | == Conference Chairs and Committee == | ||
| Line 69: | Line 126: | ||
* [[Peter Vassilev]] (Bulgaria) | * [[Peter Vassilev]] (Bulgaria) | ||
* [[Ivo Umlenski]] (Bulgaria) | * [[Ivo Umlenski]] (Bulgaria) | ||
* Martin Georgiev (Bulgaria) | |||
</div> | </div> | ||
| Line 88: | Line 146: | ||
! !! Regular participants !! PhD students and EUSFLAT members | ! !! Regular participants !! PhD students and EUSFLAT members | ||
|- | |- | ||
| ''' | | <font color="red">'''NEW Extended: 1 OCTOBER 2026''' </font> | ||
| EUR 150.00 || EUR 90.00 | | EUR 150.00 || EUR 90.00 | ||
|- | |- | ||
| '''Late payment:''' | | '''Late payment:''' 15 October 2026 | ||
| EUR 250.00 || EUR 150.00 | | EUR 250.00 || EUR 150.00 | ||
|- | |- | ||
| Line 100: | Line 158: | ||
* PhD students and EUSFLAT members shall provide respective evidences for the reduced fee. | * PhD students and EUSFLAT members shall provide respective evidences for the reduced fee. | ||
|} | |} | ||
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=== Conference programme - TBA === --> | === Conference programme - TBA === --> | ||
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<!-- [[Category:Archive of conference calls]] --> | <!-- [[Category:Archive of conference calls]] --> | ||
[[Category:Conferences in | [[Category:Conferences in 2026 year]] | ||
__NOTOC__ | __NOTOC__ | ||
Latest revision as of 20:57, 3 November 2026
29th International Conference on Intuitionistic Fuzzy Sets
6–7 November 2026 • Sofia, Bulgaria / Online |
Aim and scope
The aim of the annual International Conference on Intuitionistic Fuzzy Sets (ICIFS) is to gather specialists interested in intuitionistic fuzziness, decision making under uncertainty, and other topics related to intuitionistic fuzzy sets and logics, and to give them floor for discussions on both theoretical and practical aspects. Since 2013, ICIFS has been an EUSFLAT endorsed event.
All papers accepted for presentation at ICIFS'2026 will be published in the Scopus indexed Journal "Notes on Intuitionistic Fuzzy Sets" (SJR 2025 = 0.219, Scopus quartile Q3) and will be freely available online as Open Access under CC-BY 4.0 license.
Conference Programme
6 November – Friday
| Bulgarian time (EET) | Presenter's local time | Author(s) / Presenter | Paper title |
|---|---|---|---|
| 10:00-10:10 | OPENING CEREMONY | ||
| 10:10-10:40 | (Recorded video) | Vladik Kreinovich, Olga Kosheleva, Victor Timchenko, Yuriy Kondratenko United States |
INVITED TALK: All modern AI needs is intuitionistic fuzzy |
| 10:40-11:00 | 09:40-10:00 | Eulalia Szmidt, Janusz Kacprzyk, Pawel Bujnowski Poland |
A novel, simple, and effective intuitionistic fuzzy classifier |
| 11:00-11:20 | 09:00-09:20 | El Houssine Bouzid, Bouchra Ben Amma, Said Melliani, Lalla Saadia Chadli Morocco |
On intuitionistic fuzzy numbers and compact intervals |
| 11:20-11:40 | 12:20-12:40 | Sinem Tarsuslu (Yılmaz), Gökhan Çuvalcioğlu Türkiye |
Intuitionistic fuzzy topological operators via controlled sets |
| 11:40-12:00 | 15:10-15:30 | Meena Yadav, Shiv Prasad Yadav India |
Incorporating hesitation in intuitionistic fuzzy slack based measure efficiency with an application to MGNREGA |
| 12:00-12:20 | 11:00-11:20 | Gökhan Çuvalcioğlu, Sinem Tarsuslu (Yılmaz) Türkiye |
Intuitionistic fuzzy modal operators in an entropy-weighted TOPSIS framework |
| 12:20-12:40 | Vassia Atanassova Bulgaria |
COMMUNITY TALK: Forty years since Atanassov’s landmark paper on intuitionistic fuzzy sets | |
| 12:40-14:00 | LUNCH | ||
| 14:00-14:20 | Krassimir Atanassov, Vassia Atanassova Bulgaria |
A non-standard operation on intuitionistic fuzzy pairs | |
| 14:20-14:40 | 15:20-15:40 | Emine Funda Okumuş, Sultan Yamak Türkiye |
Generalized (T,ST) intuitionistic fuzzy anti-ideals on semigroups |
| 14:40-15:00 | 12:40-13:00 | Panagiotis Chountas, Georgy Urumov United Kingdom |
Calibrated circular and elliptical regions for intuitionistic fuzzy assessments: A methodological benchmark of geometry coverage and boundary effects |
| 15:00-15:20 | Kristina Zhivkova, Peter Vassilev, Lyudmila Todorova Bulgaria |
A short note on a possible ranking of intuitionistic fuzzy alternatives | |
| 15:20-15:40 | 14:20-14:40 | Katarína Čunderlíková Slovakia |
About the sum of intuitionistic fuzzy observables |
| 15:40-16:00 | COFFEE BREAK | ||
| 16:00-16:20 | 08:00-08:20 | Dimitre Dikov Dimitrov, Veselina Bureva Canada, Bulgaria |
Index of behavioral consistency: A new approach for evaluating association between quantitative variables, and agreement between simulations and observations |
| 16:20-16:40 | Sevdalin Tsvetanov, Krassimir Atanassov, Peter Vassilev Bulgaria |
Intuitionistic fuzzy coloured multigraphs | |
| 16:40-17:00 | Angel Dimitriev Bulgaria |
Extending OnlineGN with evaluation of intuitionistic fuzzy predicates | |
| 17:00-17:20 | Stoyan Poryazov, Velin Andonov, Emiliya Saranova, Ivan Kavaldzhiev Bulgaria |
Quantitative analysis and verification of an analytical method for aggregation of intuitionistic fuzzy quality assessments of a sequential composition of two services in an information service network | |
7 November – Saturday
Social programme / Free discussions
 EUSFLAT ENDORSED EVENT   Important dates
|
Conference Chairs and Committee
- Conference Chairs
- Krassimir Atanassov (Bulgaria)
- Janusz Kacprzyk (Poland)
- Program Committee
- Adrian Ban (Romania)
- Humberto Bustince (Spain)
- Oscar Castillo (Mexico)
- Panagiotis Chountas (United Kingdom)
- Gökhan Çuvalcioğlu (Turkey)
- Katarína Čunderlíková (Slovakia)
- Guy De Tre (Belgium)
- Stefan Hadjitodorov (Bulgaria)
- Cengiz Kahraman (Turkey)
- Etienne Kerre (Belgium)
- Taekyun Kim (Korea)
- Maciej Krawczak (Poland)
- Vladik Kreinovich (United States)
- Patricia Melin (Mexico)
- Said Melliani (Morocco)
- Pedro Melo-Pinto (Portugal)
- Alžbeta Michalíková (Slovakia)
- Javier Montero (Spain)
- Rangasamy Parvathi (India)
- Ketty Peeva (Bulgaria)
- Anthony Shannon (Australia)
- Sotir Sotirov (Bulgaria)
- Evdokia Sotirova (Bulgaria)
- Eulalia Szmidt (Poland)
- Sławomir Zadrożny (Poland)
- Organizing Committee
- Vassia Atanassova (Bulgaria)
- Peter Vassilev (Bulgaria)
- Ivo Umlenski (Bulgaria)
- Martin Georgiev (Bulgaria)
Instructions for the Manuscripts and Presentations
Submissions should be up to 25 pages and compliant with the paper template of the Journal "Notes on Intuitionistic Fuzzy Sets" and the Journal's Publication Ethics Policy. Manuscripts will be subject to rigorous peer review by two independent reviewers.
Presentations should be 15 minutes with 5 minutes for questions and answers. Links to the Zoom platform for online videoconferencing will be timely provided to the authors of the accepted conference submissions, who opt for online presentation. Presenters are requested to give their talk in real time, but prepare and submit in advance a back-up video of their presentation which will be streamed in case of any technical problems at the time of their presentation.
E-mail for paper submissions and conference correspondence: icifs.office@gmail.com
Registration
Registration fee includes:
- conference access, paper publication, certificate for presentation, shared post-conference access to the videos of all presentation,
- coffee breaks, lunch and gala dinner — for the physically attending participants.
| Regular participants | PhD students and EUSFLAT members | |
|---|---|---|
| NEW Extended: 1 OCTOBER 2026 | EUR 150.00 | EUR 90.00 |
| Late payment: 15 October 2026 | EUR 250.00 | EUR 150.00 |
| Note: |
| |
Contacts
- Organizer: Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences
- Contact persons:
- Acad. Krassimir Atanassov: k.t.atanassov@gmail.com
- Assoc. Prof. Vassia Atanassova: vassia.atanassova@gmail.com
- Assoc. Prof. Peter Vassilev: peter.vassilev@gmail.com
- Conference email: icifs.office@gmail.com