default search action
Google
Google Scholar
Semantic Scholar
Internet Archive Scholar
CiteSeerX
ORCIDWaldemar W. Koczkodaj
Person information
- affiliation: Laurentian University, Subury, Ontario, Canada
Refine list
refinements active!
zoomed in on ?? of ?? records
view refined list in
export refined list as
2020 – today
- 2024
[j35]Julio Benítez, Waldemar W. Koczkodaj, Adam Kowalczyk:
Computationally efficient orthogonalization for pairwise comparisons method. Appl. Math. Comput. 473: 128651 (2024)- [j34]Waldemar W. Koczkodaj
, Witold Pedrycz, Alexander Pigazzini, Yingli Song, Jacek Szybowski:
On homology groups for pairwise comparisons method. Inf. Sci. 681: 121195 (2024) - [i14]Julio Benítez, Waldemar W. Koczkodaj, Adam Kowalczyk:
Computationally efficient orthogonalization for pairwise comparisons method. CoRR abs/2404.15286 (2024) - 2023
- [i13]Waldemar W. Koczkodaj, M. Mazurek, Witold Pedrycz, E. Rogalska, R. Roth, Dominik Strzalka, A. Szymanska, Alicja Wolny-Dominiak, Marc Woodbury-Smith, O. S. Xue, R. Zbyrowski:
Combating harmful Internet use with peer assessment and differential evolution. CoRR abs/2301.10232 (2023) - 2021
- [j33]Waldemar W. Koczkodaj, Victor W. Marek, Yusuf Yayli:
Pairwise comparisons matrix decomposition into approximation and orthogonal component using Lie theory. Int. J. Approx. Reason. 139: 201-210 (2021) - 2020
- [j32]Waldemar W. Koczkodaj, Ryszard Smarzewski, Jacek Szybowski:
On Orthogonal Projections on the Space of Consistent Pairwise Comparisons Matrices. Fundam. Informaticae 172(4): 379-397 (2020) - [j31]Waldemar W. Koczkodaj, Fang Liu, Victor W. Marek, Jirí Mazurek, Miroslaw Mazurek, Ludmil Mikhailov, Cenap Özel, Witold Pedrycz, Artur Przelaskowski, Andrew Schumann, Ryszard Smarzewski, Dominik Strzalka, Jacek Szybowski, Yusuf Yayli:
On the use of group theory to generalize elements of pairwise comparisons matrix: A cautionary note. Int. J. Approx. Reason. 124: 59-65 (2020) - [i12]Waldemar W. Koczkodaj, Ryszard Smarzewski, Jacek Szybowski:
On Orthogonal Projections on the Space of Consistent Pairwise Comparisons Matrices. CoRR abs/2002.06607 (2020)
2010 – 2019
- 2019
- [j30]Waldemar W. Koczkodaj, Tamar Kakiashvili, Feng Li, Alicja Wolny-Dominiak, Jolanta Masiak:
Optimizing predictability of rating scales by differential evolution for the use by collective intelligent information and database systems. J. Intell. Fuzzy Syst. 37(6): 7545-7553 (2019) - 2018
- [j29]Waldemar W. Koczkodaj, Roman Urban:
Axiomatization of inconsistency indicators for pairwise comparisons. Int. J. Approx. Reason. 94: 18-29 (2018) - [j28]Viera Cernanová, Waldemar W. Koczkodaj, Jacek Szybowski:
Inconsistency of special cases of pairwise comparisons matrices. Int. J. Approx. Reason. 95: 36-45 (2018) - [j27]Waldemar W. Koczkodaj, Feng Li, Alicja Wolny-Dominiak:
RatingScaleReduction package: stepwise rating scale item reduction without predictability loss. R J. 10(1): 43 (2018) - [c10]Waldemar W. Koczkodaj, Pawel Dymora, Miroslaw Mazurek, Dominik Strzalka:
Consistency-Driven Pairwise Comparisons Approach to Software Product Management and Quality Measurement. DepCoS-RELCOMEX 2018: 292-305 - [d1]Waldemar W. Koczkodaj:
Somerville Happiness Survey. UCI Machine Learning Repository, 2018
- 2017
- [j26]Waldemar W. Koczkodaj, Jean-Pierre Magnot, Jirí Mazurek, James F. Peters, Hojjat Rakhshani, Michael Soltys, Dominik Strzalka, Jacek Szybowski, Arturo Tozzi:
On normalization of inconsistency indicators in pairwise comparisons. Int. J. Approx. Reason. 86: 73-79 (2017) - [j25]Waldemar W. Koczkodaj, Tamar Kakiashvili, A. Szymanska, J. Montero-Marin, Ricardo Araya, Javier García-Campayo, K. Rutkowski, Dominik Strzalka:
How to reduce the number of rating scale items without predictability loss? Scientometrics 111(2): 581-593 (2017) - [i11]Waldemar W. Koczkodaj, Jean-Pierre Magnot, Jirí Mazurek, James F. Peters, Hojjat Rakhshani, Michael Soltys, Dominik Strzalka, Jacek Szybowski, Arturo Tozzi:
On normalization of inconsistency indicators in pairwise comparisons. CoRR abs/1702.07205 (2017) - 2016
- [j24]Waldemar W. Koczkodaj, Jacek Szybowski:
The Limit of Inconsistency Reduction in Pairwise Comparisons. Int. J. Appl. Math. Comput. Sci. 26(3): 721-729 (2016) - [j23]Waldemar W. Koczkodaj, Ludmil Mikhailov, Grzegorz Redlarski, Michael Soltys, Jacek Szybowski, Gaik Tamazian, Eliza Wajch, Kevin Kam Fung Yuen:
Important Facts and Observations about Pairwise Comparisons (the special issue edition). Fundam. Informaticae 144(3-4): 291-307 (2016) - [j22]Waldemar W. Koczkodaj, Jacek Szybowski, Eliza Wajch:
Inconsistency indicator maps on groups for pairwise comparisons. Int. J. Approx. Reason. 69: 81-90 (2016) - [j21]Waldemar W. Koczkodaj:
Pairwise Comparisons Rating Scale Paradox. Trans. Comput. Collect. Intell. 22: 1-9 (2016) - [c9]Waldemar W. Koczkodaj, Anna Tatarczak:
Developing Coalitions by Pairwise Comparisons: a Preliminary Study. FedCSIS (Position Papers) 2016: 189-193 - [c8]Grzegorz Redlarski, Waldemar W. Koczkodaj, Marek Krawczuk, Janusz Siebert, Katarzyna E. Mrozik, Aleksander Palkowski, Piotr Tojza:
A Conception of Pairwise Comparisons Model for Selection of Appropriate Body Surface Area Calculation Formula. FedCSIS 2016: 303-308 - 2015
- [j20]Waldemar W. Koczkodaj, Jacek Szybowski:
Pairwise comparisons simplified. Appl. Math. Comput. 253: 387-394 (2015) - [j19]Waldemar W. Koczkodaj, Marek Kosiek, Jacek Szybowski, Ding Xu:
Fast Convergence of Distance-based Inconsistency in Pairwise Comparisons. Fundam. Informaticae 137(3): 355-367 (2015) - [i10]Waldemar W. Koczkodaj, Jacek Szybowski:
On the Convergence of the Pairwise Comparisons Inconsistency Reduction Process. CoRR abs/1505.01325 (2015) - [i9]Michael W. Herman, Waldemar W. Koczkodaj:
A Monte Carlo Study of Pairwise Comparisons. CoRR abs/1505.01888 (2015) - [i8]Sándor Bozóki, Jándor Fülöp, Waldemar W. Koczkodaj:
An LP-based inconsistency monitoring of pairwise comparison matrices. CoRR abs/1505.01902 (2015) - [i7]Waldemar W. Koczkodaj, Marian Orlowski:
An Algorithm for the Optimal Consistent Approximation to a Pairwise Comparisons Matrix by Orthogonal Projections. CoRR abs/1505.01903 (2015) - [i6]Waldemar W. Koczkodaj, Jacek Szybowski:
The key properties of inconsistency indicators for a triad in pairwise comparison matrices. CoRR abs/1505.05220 (2015) - [i5]Waldemar W. Koczkodaj, Michael W. Herman, Marian Orlowski:
Managing Null Entries in Pairwise Comparisons. CoRR abs/1505.05334 (2015) - [i4]Jándor Fülöp, Waldemar W. Koczkodaj, Stanislaw J. Szarek:
A different perspective on a scale for pairwise comparisons. CoRR abs/1508.01191 (2015) - [i3]Waldemar W. Koczkodaj:
Pairwise Comparisons Rating Scale Paradox. CoRR abs/1511.07540 (2015) - 2014
- [j18]Waldemar W. Koczkodaj, Ryszard Szwarc:
On Axiomatization of Inconsistency Indicators for Pairwise Comparisons. Fundam. Informaticae 132(4): 485-500 (2014) - [j17]Waldemar W. Koczkodaj, Konrad Kulakowski, Antoni Ligeza:
On the quality evaluation of scientific entities in Poland supported by consistency-driven pairwise comparisons method. Scientometrics 99(3): 911-926 (2014) - 2013
- [j16]Yiqun Gan, Tamar Kakiashvili, Waldemar W. Koczkodaj, Feng Li:
A note on relevance of diagnostic classification and rating scales used in psychiatry. Comput. Methods Programs Biomed. 112(1): 16-21 (2013) - [i2]Waldemar W. Koczkodaj, Ryszard Szwarc:
On Axiomatization of Inconsistency Indicators in Pairwise Comparisons. CoRR abs/1307.6272 (2013) - [i1]Waldemar W. Koczkodaj, Jacek Szybowski:
Pairwise Comparisons Simplified. CoRR abs/1311.6863 (2013) - 2012
- [j15]Tamar Kakiashvili, Waldemar W. Koczkodaj, Marc Woodbury-Smith:
Improving the medical scale predictability by the pairwise comparisons method: Evidence from a clinical data study. Comput. Methods Programs Biomed. 105(3): 210-216 (2012) - [j14]Jándor Fülöp, Waldemar W. Koczkodaj, S. J. Szarek:
On some convexity properties of the Least Squares Method for pairwise comparisons matrices without the reciprocity condition. J. Glob. Optim. 54(4): 689-706 (2012) - 2011
- [j13]Marcin Anholcer, Volodymyr Babiy, Sándor Bozóki, Waldemar W. Koczkodaj:
A simplified implementation of the least squares solution for pairwise comparisons matrices. Central Eur. J. Oper. Res. 19(4): 439-444 (2011) - [j12]Sándor Bozóki, Jándor Fülöp, Waldemar W. Koczkodaj:
An LP-based inconsistency monitoring of pairwise comparison matrices. Math. Comput. Model. 54(1-2): 789-793 (2011) - [c7]Mohammed A. Alqarni, Yassen Arabi, Tamar Kakiashvili, Mohammed Khedr, Waldemar W. Koczkodaj, J. Leszek, Artur Przelaskowski, K. Rutkowski:
Improving the predictiveness of ICU medical scales by the method of pairwise comparisons. FedCSIS 2011: 11-17 - 2010
- [j11]Waldemar W. Koczkodaj, S. J. Szarek:
On distance-based inconsistency reduction algorithms for pairwise comparisons. Log. J. IGPL 18(6): 859-869 (2010) - [j10]Jándor Fülöp, Waldemar W. Koczkodaj, S. J. Szarek:
A Different Perspective on a Scale for Pairwise Comparisons. Trans. Comput. Collect. Intell. 1: 71-84 (2010) - [c6]Waldemar W. Koczkodaj, Vova Babiy, Agnieszka D. Bogobowicz, Ryszard Janicki, Alan Wassyng:
Selecting the best strategy in a software certification process. IMCSIT 2010: 53-58
2000 – 2009
- 2009
- [c5]Volodymyr Babiy, Ryszard Janicki, Tiffany Jingco, Tamar Kakiashvili, Waldemar W. Koczkodaj, Marc Woodbury-Smith:
Benefits of Using Tabular Expressions in Planning Health Services. Software Engineering Research and Practice 2009: 99-102 - 2008
- [c4]Tamar Kakiashvili, Waldemar W. Koczkodaj, Phyllis Montgomery, Kalpdrum Passi, Ryszard Tadeusiewicz:
Assessing the properties of the World Health Organization's Quality of Life Index. IMCSIT 2008: 151-154 - 2007
- [c3]Ratvinder Singh Grewal, Ryszard Janicki, Tamar Kakiashvili, K. Kielan, Waldemar W. Koczkodaj, Kalpdrum Passi, Ryszard Tadeusiewicz:
Attacking the Web Cancer with the Automatic Understanding Approach. AWIC 2007: 136-141
1990 – 1999
- 1999
- [j9]Waldemar W. Koczkodaj, Michael W. Herman, Marian Orlowski:
Managing Null Entries in Pairwise Comparisons. Knowl. Inf. Syst. 1(1): 119-125 (1999) - 1998
- [j8]Ryszard Janicki, Waldemar W. Koczkodaj:
A weak order solution to a group ranking and consistency-driven pairwise comparisons. Appl. Math. Comput. 94(2-3): 227-241 (1998) - [j7]Waldemar W. Koczkodaj, Marian Orlowski, V. Wiktor Marek:
Myths about Rough Set Theory. Commun. ACM 41(11): 102-103 (1998) - 1997
- [c2]Waldemar W. Koczkodaj, Michael W. Herman, Marian Orlowski:
Using Consistency-driven Pairwise Comparisons in Knowledge-based Systems. CIKM 1997: 91-96 - 1996
- [j6]Eugeniusz Eberbach, Waldemar W. Koczkodaj:
A self-modifiable approach to scheduling and mapping algorithms in multiprocessor systems. Int. J. Comput. Math. 59(3-4): 131-150 (1996) - [j5]Michael W. Herman, Waldemar W. Koczkodaj:
A Monte Carlo Study of Parwise Comparison. Inf. Process. Lett. 57(1): 25-29 (1996) - [j4]Wlodzimierz Holsztynski, Waldemar W. Koczkodaj:
Convergence of Inconsistency Algorithms for the Pairwise Comparisons. Inf. Process. Lett. 59(4): 197-202 (1996) - 1994
- [j3]Zbigniew Duszak, Waldemar W. Koczkodaj:
Generalization of a New Definition of Consistency for Pairwise Comparisons. Inf. Process. Lett. 52(5): 273-276 (1994) - [j2]Michael W. Herman, Waldemar W. Koczkodaj:
APL2 implementation of a new definition of consistency of pairwise comparisons. ACM SIGAPL APL Quote Quad 24(4): 37-40 (1994) - 1993
- [e4]Osman Abou-Rabia, Carl K. Chang, Waldemar W. Koczkodaj:
Computing and Information - ICCI'93, Fifth International Conference on Computing and Information, Sudbury, Ontario, Canada, May 27-29, 1993, Proceedings. IEEE Computer Society 1993, ISBN 0-8186-4212-2 [contents] - 1992
- [c1]Zbigniew Duszak, Waldemar W. Koczkodaj:
Principal Components and the Accuracy of Machine Learning. DEXA 1992: 421-426 - [e3]Waldemar W. Koczkodaj, Peter E. Lauer, Anestis A. Toptsis:
Computing and Information - ICCI'92, Fourth International Conference on Computing and Information, Toronto, Ontario, Canada, May 28-30, 1992, Proceedings. IEEE Computer Society 1992, ISBN 0-8186-2812-X [contents] - 1991
- [j1]Waldemar W. Koczkodaj:
Guest Editor's Introduction: Induction Algorithms. Int. J. Softw. Eng. Knowl. Eng. 1(4): 409-411 (1991) - [e2]Frank K. H. A. Dehne, Frantisek Fiala, Waldemar W. Koczkodaj:
Advances in Computing and Information - ICCI'91, International Conference on Computing and Information, Ottawa, Canada, May 27-29, 1991, Proceedings. Lecture Notes in Computer Science 497, Springer 1991, ISBN 3-540-54029-6 [contents] - 1990
- [e1]Selim G. Akl, Frantisek Fiala, Waldemar W. Koczkodaj:
Advances in Computing and Information - ICCI'90, International Conference on Computing and Information, Niagara Falls, Canada, May 23-26, 1990, Proceedings. Lecture Notes in Computer Science 468, Springer 1990, ISBN 3-540-53504-7 [contents]
Coauthor Index
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.
Unpaywalled article links
Add open access links from 
to the list of external document links (if available).
Privacy notice: By enabling the option above, your browser will contact the API of unpaywall.org to load hyperlinks to open access articles. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Unpaywall privacy policy.
Archived links via Wayback Machine
For web page which are no longer available, try to retrieve content from the 
of the Internet Archive (if available).
Privacy notice: By enabling the option above, your browser will contact the API of archive.org to check for archived content of web pages that are no longer available. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Internet Archive privacy policy.
Reference lists
Add a list of references from 
, 
, and 
to record detail pages.
load references from crossref.org and opencitations.net
Privacy notice: By enabling the option above, your browser will contact the APIs of crossref.org, opencitations.net, and semanticscholar.org to load article reference information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Crossref privacy policy and the OpenCitations privacy policy, as well as the AI2 Privacy Policy covering Semantic Scholar.
Citation data
Add a list of citing articles from and to record detail pages.
load citations from opencitations.net
Privacy notice: By enabling the option above, your browser will contact the API of opencitations.net and semanticscholar.org to load citation information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the OpenCitations privacy policy as well as the AI2 Privacy Policy covering Semantic Scholar.
OpenAlex data
Load additional information about publications from 
.
Privacy notice: By enabling the option above, your browser will contact the API of openalex.org to load additional information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the information given by OpenAlex.
last updated on 2024-10-07 22:13 CEST by the dblp team
all metadata released as open data under CC0 1.0 license
see also: Terms of Use | Privacy Policy | Imprint
dblp was originally created in 1993 at:
since 2018, dblp has been operated and maintained by:
the dblp computer science bibliography is funded and supported by:
