Piotr Porwik

70 papers B 6Misc 2Journal 27Unranked 33
YearRankTypeTitle / Venue / Authors
2025 J jnl
A Novel Method for Drift Detection in Streaming Data Based on Measurement of Changes in Feature Ranks.
J. Artif. Intell. Soft Comput. Res.
Piotr Porwik, Tomasz Orczyk, Krzysztof Wrobel, Benjamin Mensah Dadzie
2025 — conf
Evaluation of the Effectiveness of Ranking Methods in Detecting Feature Drift in Artificial and Real Data.
ACIIDS (2)
Krzysztof Wrobel, Piotr Porwik, Tomasz Orczyk
2025 — conf
Feature-Based Drift Detection in Non-stationary Data Streams Using Multiple Classifiers: A Comprehensive Analysis.
ACIIDS (2)
Benjamin Mensah Dadzie, Piotr Porwik
2024 B conf
Adaptive classifier ensemble for multibiometric Verification.
KES
Rafal Doroz, Tomasz Orczyk, Krzysztof Wrobel, Piotr Porwik
2024 J jnl
FBDD: feature-based drift detector for batch processing data.
Clust. Comput.
Piotr Porwik, Krzysztof Wrobel, Tomasz Orczyk, Rafal Doroz
2024 B conf
Open-source Python repository for data drift analysis.
KES
Krzysztof Wrobel, Piotr Porwik, Tomasz Orczyk
2023 B conf
A new concept drift detection method based on the ranking of features in a data stream.
KES
Krzysztof Wrobel, Piotr Porwik, Tomasz Orczyk, Benjamin Mensah Dadzie
2023 B conf
A preliminary study on the dispersed classification system for recognizing safety of drivers' maneuvers.
KES
Tomasz Orczyk, Piotr Porwik, Rafal Doroz
2022 J jnl
A New Hand-Movement-Based Authentication Method Using Feature Importance Selection with the Hotelling's Statistic.
J. Artif. Intell. Soft Comput. Res.
Rafal Doroz, Krzysztof Wrobel, Piotr Porwik, Tomasz Orczyk
2022 — conf
A Stable Method for Detecting Driver Maneuvers Using a Rule Classifier.
ACIIDS (1)
Piotr Porwik, Tomasz Orczyk, Rafal Doroz
2022 B conf
Detection of data drift in a two-dimensional stream using the Kolmogorov-Smirnov test.
KES
Piotr Porwik, Benjamin Mensah Dadzie
2022 — conf
Features of Hand-Drawn Spirals for Recognition of Parkinson's Disease.
ACIIDS (2)
Krzysztof Wrobel, Rafal Doroz, Piotr Porwik, Tomasz Orczyk, Agnieszka Betkowska Cavalcante, Monika Grajzer
2022 J jnl
Multidimensional nearest neighbors classification based system for incomplete lip print identification.
Expert Syst. Appl.
Rafal Doroz, Krzysztof Wrobel, Tomasz Orczyk, Piotr Porwik, Marcin Cholewa
2021 J jnl
Adaptation of the idea of concept drift to some behavioral biometrics: Preliminary studies.
Eng. Appl. Artif. Intell.
Piotr Porwik, Rafal Doroz
2021 B conf
Classifier learning from difficult data on the example of missing features.
IJCNN
Piotr Porwik, Tomasz Orczyk, Rafal Doroz
2021 J jnl
Dynamic keystroke pattern analysis and classifiers with competence for user recognition.
Appl. Soft Comput.
Piotr Porwik, Rafal Doroz, Tomasz Emanuel Wesolowski
2021 — conf
Missing Value Imputation Method Using Separate Features Nearest Neighbors Algorithm.
ICCS (3)
Tomasz Orczyk, Rafal Doroz, Piotr Porwik
2019 J jnl
An ensemble learning approach to lip-based biometric verification, with a dynamic selection of classifiers.
Expert Syst. Appl.
Piotr Porwik, Rafal Doroz, Krzysztof Wrobel
2019 — conf
Combined kNN Classifier for Classification of Incomplete Data.
CORES
Tomasz Orczyk, Rafal Doroz, Piotr Porwik
2018 J jnl
An accurate fingerprint reference point determination method based on curvature estimation of separated ridges.
Int. J. Appl. Math. Comput. Sci.
Rafal Doroz, Krzysztof Wrobel, Piotr Porwik
2018 J jnl
Liver fibrosis diagnosis support using the Dempster-Shafer theory extended for fuzzy focal elements.
Eng. Appl. Artif. Intell.
Sebastian Porebski, Piotr Porwik, Ewa Straszecka, Tomasz Orczyk
2018 J jnl
Online signature verification modeled by stability oriented reference signatures.
Inf. Sci.
Rafal Doroz, Przemyslaw Kudlacik, Piotr Porwik
2018 J jnl
Personal identification utilizing lip print furrow based patterns. A new approach.
Pattern Recognit.
Krzysztof Wrobel, Rafal Doroz, Piotr Porwik, Marcin Bernas
2017 — conf
Computer User Verification Based on Typing Habits and Finger-Knuckle Analysis.
ICCCI (2)
Hossein Safaverdi, Tomasz Emanuel Wesolowski, Rafal Doroz, Krzysztof Wrobel, Piotr Porwik
2017 — conf
Dedicated AVR bootloader for performance improvement of prototyping process.
MIXDES
Marcin Lewandowski, Tomasz Orczyk, Piotr Porwik
2017 — conf
The Method of Person Verification by Use of Finger Knuckle Images.
CORES
Rafal Doroz, Krzysztof Wrobel, Piotr Porwik, Hossein Safaverdi
2017 J jnl
Using a Probabilistic Neural Network for lip-based biometric verification.
Eng. Appl. Artif. Intell.
Krzysztof Wrobel, Rafal Doroz, Piotr Porwik, Jacek Naruniec, Marek Kowalski
2016 — conf
A New Personal Verification Technique Using Finger-Knuckle Imaging.
ICCCI (2)
Rafal Doroz, Krzysztof Wrobel, Piotr Porwik, Hossein Safaverdi, Michal Senejko, Janusz Jezewski, Pawel Popielski, Slawomir Wilczynski, Robert Koprowski, Zygmunt Wróbel
2016 J jnl
A Survey of Big Data Issues in Electronic Health Record Analysis.
Appl. Artif. Intell.
Boguslaw Cyganek, Manuel Graña, Bartosz Krawczyk, Andrzej Kasprzak, Piotr Porwik, Krzysztof Walkowiak, Michal Wozniak
2016 J jnl
Dynamic signature verification method based on association of features with similarity measures.
Neurocomputing
Rafal Doroz, Piotr Porwik, Tomasz Orczyk
2016 J jnl
Electronic Health Record Security Based on Ensemble Classification of Keystroke Dynamics.
Appl. Artif. Intell.
Tomasz Emanuel Wesolowski, Piotr Porwik, Rafal Doroz
2016 — conf
Fingerprint Reference Point Detection Based on High Curvature Points.
DMBD
Krzysztof Wrobel, Rafal Doroz, Piotr Porwik
2016 J jnl
Fuzzy approach for intrusion detection based on user's commands.
Soft Comput.
Przemyslaw Kudlacik, Piotr Porwik, Tomasz E. Wesolowski
2016 J jnl
Intelligent Methods Applied to Health-Care Information Systems.
Appl. Artif. Intell.
Boguslaw Cyganek, Manuel Graña, Piotr Porwik, Michal Wozniak
2016 J jnl
Signatures verification based on PNN classifier optimised by PSO algorithm.
Pattern Recognit.
Piotr Porwik, Rafal Doroz, Tomasz Orczyk
2016 — conf
The Application of the Region Growing Method to the Determination of Arterial Changes.
ICCCI (2)
Ewelina Sobotnicka, Aleksander Sobotnicki, Krzysztof Horoba, Piotr Porwik
2016 — conf
The Matching Method for Rectified Stereo Images Based on Minimal Element Distance and RGB Component Analysis.
ICCCI (2)
Pawel Popielski, Robert Koprowski, Zygmunt Wróbel, Slawomir Wilczynski, Rafal Doroz, Krzysztof Wrobel, Piotr Porwik
2015 — conf
Computer User Profiling Based on Keystroke Analysis.
ACSS (1)
Tomasz Emanuel Wesolowski, Piotr Porwik
2015 — conf
Effective Lip Prints Preprocessing and Matching Methods.
CORES
Krzysztof Wrobel, Piotr Porwik, Rafal Doroz
2015 — conf
Fusion of Granular Computing and k -NN Classifiers for Medical Data Support System.
ACIIDS (2)
Marcin Bernas, Tomasz Orczyk, Piotr Porwik
2015 — conf
Investigation of the Impact of Missing Value Imputation Methods on the k-NN Classification Accuracy.
ICCCI (2)
Tomasz Orczyk, Piotr Porwik
2015 — conf
Keystroke Data Classification for Computer User Profiling and Verification.
ICCCI (2)
Tomasz Emanuel Wesolowski, Piotr Porwik
2015 — conf
Liver Fibrosis Diagnosis Support System Using Machine Learning Methods.
ACSS (1)
Tomasz Orczyk, Piotr Porwik
2015 — conf
The New Multilayer Ensemble Classifier for Verifying Users Based on Keystroke Dynamics.
ICCCI (2)
Rafal Doroz, Piotr Porwik, Hossein Safaverdi
2015 J jnl
The k-NN classifier and self-adaptive Hotelling data reduction technique in handwritten signatures recognition.
Pattern Anal. Appl.
Piotr Porwik, Rafal Doroz, Tomasz Orczyk
2014 J jnl
A new approach to signature recognition using the fuzzy method.
Pattern Anal. Appl.
Przemyslaw Kudlacik, Piotr Porwik
2014 Misc conf
Self-adaptive Biometric Classifier Working on the Reduced Dataset.
HAIS
Piotr Porwik, Rafal Doroz
2013 — conf
Adaptive Splitting and Selection Method for Noninvasive Recognition of Liver Fibrosis Stage.
ACIIDS (2)
Bartosz Krawczyk, Michal Wozniak, Tomasz Orczyk, Piotr Porwik
2013 — conf
Biometric Features Selection with k-Nearest Neighbours Technique and Hotelling Adaptation Method.
CORES
Piotr Porwik, Rafal Doroz
2013 — conf
Cost Sensitive Hierarchical Classifiers for Non-invasive Recognition of Liver Fibrosis Stage.
CORES
Bartosz Krawczyk, Michal Wozniak, Tomasz Orczyk, Piotr Porwik
2013 J jnl
E-medical diagnosis support system for non-invasive liver fibrosis recognition.
Stud. Inform. Univ.
Tomasz Orczyk, Piotr Porwik, Bartosz Krawczyk, Michal Wozniak, Joanna Musialik, Barbara Blonska-Fajfrowska
2013 — conf
Statistical Analysis in Signature Recognition System Based on Levenshtein Distance.
CORES
Malgorzata Palys, Rafal Doroz, Piotr Porwik
2012 — conf
DTW and Voting-Based Lip Print Recognition System.
CISIM
Piotr Porwik, Tomasz Orczyk
2011 — conf
A Computational Assessment of a Blood Vessel's Compliance: A Procedure Based on Computed Tomography Coronary Angiography.
HAIS (1)
Piotr Porwik, Maciej Sosnowski, Tomasz E. Wesolowski, Krzysztof Wrobel
2011 — conf
Feature Based Face Detection Algorithm for Digital Still Images.
IP&C
Tomasz Orczyk, Piotr Porwik
2011 — conf
Handwritten Signature Recognition with Adaptive Selection of Behavioral Features.
CISIM
Rafal Doroz, Piotr Porwik
2011 — conf
Lip print recognition based on DTW algorithm.
NaBIC
Lukasz Smacki, Krzysztof Wrobel, Piotr Porwik
2010 — conf
The modern techniques of latent fingerprint imaging.
CISIM
Piotr Porwik
2009 — conf
A New Signature Similarity Measure.
NaBIC
Piotr Porwik, Rafal Doroz, Krzysztof Wrobel
2009 J jnl
A new fingerprint ridges frequency determination method.
IEICE Electron. Express
Piotr Porwik, Lukasz Wieclaw
2009 — ch.
The Polish Coins Denomination Counting by Using Oriented Circular Hough Transform.
Computer Recognition Systems 3
Piotr Porwik, Krzysztof Wrobel, Rafal Doroz
2008 J jnl
A new efficient method of fingerprint image enhancement.
Int. J. Biom.
Piotr Porwik, Lukasz Wieclaw
2008 J jnl
Dynamic signature recognition based on velocity changes of some features.
Int. J. Biom.
Rafal Doroz, Piotr Porwik, Tomasz Para, Krzysztof Wrobel
2008 — ch.
Fingerprint Reference Point Detection Using Neighbourhood Influence Method.
Computer Recognition Systems 2
Piotr Porwik, Lukasz Wieclaw
2007 J jnl
Efficient Algorithm of Affine Form Searching forWeakly Specified Boolean Function.
Fundam. Informaticae
Piotr Porwik
2007 — conf
The Compact Three Stages Method of the Signature Recognition.
CISIM
Piotr Porwik
2006 J jnl
Some practical remarks about Binary Decision Diagram size reduction.
IEICE Electron. Express
Piotr Porwik, Krzysztof Wrobel, Piotr Zaczkowski
2005 — conf
The New Algorithm of Fingerprint Reference Point Location Based on Identification Masks.
CORES
Piotr Porwik, Krzysztof Wrobel
2004 J jnl
A new approach to reference point location in fingerprint recognition.
IEICE Electron. Express
Piotr Porwik, Lukasz Wieclaw
2004 Misc conf
The New Graphic Description of the Haar Wavelet Transform.
International Conference on Computational Science
Piotr Porwik, Agnieszka Lisowska