Önsen Toygar

50 papers B 1C 1Misc 1Journal 35Unranked 12
YearRankTypeTitle / Venue / Authors
2025 — conf
A Hybrid Handcrafted and Deep Transfer Learning-Based Framework for COVID-19 Detection Using Voice Analysis.
ICAISC (3)
Reynold Navarro Mazo, Rodrigo Colnago Contreras, Monique Simplicio Viana, Önsen Toygar, Rodrigo Capobianco Guido
2025 J jnl
Exploring multicepstral features in a new classical machine learning-based framework for replay attack detection.
Comput. Electr. Eng.
Rodrigo Colnago Contreras, Monique Simplicio Viana, Everthon Silva Fonseca, Marcelo Adriano dos Santos Bongarti, Önsen Toygar, Rodrigo Capobianco Guido
2025 J jnl
Fusion at multiple radii: a rotation-invariant uniform LBP for finger-vein identification.
Signal Image Video Process.
AmirHossein Mokabberi, Önsen Toygar
2025 J jnl
Potato leaf disease classification using fusion of multiple color spaces with weighted majority voting on deep learning architectures.
Multim. Tools Appl.
Samaneh Sarfarazi, Hossein Ghaderi Zefrehi, Önsen Toygar
2025 — conf
Taxonomic Classification of Spiders (Araneae) Based on Image Texture Analysis Using Multifiltering.
ICAISC (3)
Facundo Martín Labarque, Rodrigo Colnago Contreras, Monique Simplicio Viana, Önsen Toygar, Rodrigo Copobianco Guido
2024 — conf
A New Image Enhancement-Based Framework for Spoofing Detection in Ear-Based Biometric Authentication Systems.
ICAISC (3)
Rodrigo Colnago Contreras, Caio Ulisses Silva Carmassi, Monique Simplicio Viana, Önsen Toygar, Rodrigo Capobianco Guido
2024 J jnl
CNN-based Alzheimer's disease classification using fusion of multiple 3D angular orientations.
Signal Image Video Process.
Fuat Uyguroglu, Önsen Toygar, Hasan Demirel
2024 J jnl
Enhancement of underwater images through a dehazing approach with color balancing and multiscale image fusion.
Signal Image Video Process.
Yasemin Keskin, Önsen Toygar
2023 J jnl
Boosting hand vein recognition performance with the fusion of different color spaces in deep learning architectures.
Signal Image Video Process.
Felix Olanrewaju Babalola, Önsen Toygar, Yiltan Bitirim
2023 J jnl
Human recognition system through major and minor finger knuckle pattern fusion by symmetric-sum method.
J. Electronic Imaging
Felix Olanrewaju Babalola, Shehu Hamidu, Önsen Toygar
2023 J jnl
Masked face recognition using frontal and profile faces with multiple fusion levels.
Signal Image Video Process.
Esraa Alqaralleh, Ayman Afaneh, Önsen Toygar
2022 J jnl
Tomato Disease Recognition Using a Compact Convolutional Neural Network.
IEEE Access
Emre Özbilge, Mehtap Köse Ulukök, Önsen Toygar, Ebru Ozbilge
2021 J jnl
Detection of spoofing attacks for ear biometrics through image quality assessment and deep learning.
Expert Syst. Appl.
Imren Toprak, Önsen Toygar
2021 J jnl
Palm vein recognition through fusion of texture-based and CNN-based methods.
Signal Image Video Process.
Felix Olanrewaju Babalola, Yiltan Bitirim, Önsen Toygar
2020 B conf
An Evaluation of Reverse Image Search Performance of Google.
COMPSAC
Yiltan Bitirim, Selin Bitirim, Duygu Çelik Ertugrul, Önsen Toygar
2020 J jnl
Ear anti-spoofing against print attacks using three-level fusion of image quality measures.
Signal Image Video Process.
Imren Toprak, Önsen Toygar
2020 J jnl
FYO: A Novel Multimodal Vein Database With Palmar, Dorsal and Wrist Biometrics.
IEEE Access
Önsen Toygar, Felix Olanrewaju Babalola, Yiltan Bitirim
2020 J jnl
On the use of ear and profile faces for distinguishing identical twins and nontwins.
Expert Syst. J. Knowl. Eng.
Önsen Toygar, Esraa Alqaralleh, Ayman Afaneh
2019 J jnl
Integrating Feature Extractors for the Estimation of Human Facial Age.
Appl. Artif. Intell.
Shahram Taheri, Önsen Toygar
2019 J jnl
Multi-stage age estimation using two level fusions of handcrafted and learned features on facial images.
IET Biom.
Shahram Taheri, Önsen Toygar
2019 J jnl
On the use of DAG-CNN architecture for age estimation with multi-stage features fusion.
Neurocomputing
Shahram Taheri, Önsen Toygar
2018 J jnl
Animal classification using facial images with score-level fusion.
IET Comput. Vis.
Shahram Taheri, Önsen Toygar
2018 J jnl
Ear Recognition Based on Fusion of Ear and Tragus Under Different Challenges.
Int. J. Pattern Recognit. Artif. Intell.
Esraa Alqaralleh, Önsen Toygar
2018 J jnl
Symmetric ear and profile face fusion for identical twins and non-twins recognition.
Signal Image Video Process.
Önsen Toygar, Esraa Alqaralleh, Ayman Afaneh
2017 J jnl
Recognition of identical twins using fusion of various facial feature extractors.
EURASIP J. Image Video Process.
Ayman Afaneh, Fatemeh Noroozi, Önsen Toygar
2017 J jnl
Spoof detection on face and palmprint biometrics.
Signal Image Video Process.
Mina Farmanbar, Önsen Toygar
2016 J jnl
Feature selection for the fusion of face and palmprint biometrics.
Signal Image Video Process.
Mina Farmanbar, Önsen Toygar
2016 J jnl
GTCLC: leaf classification method using multiple descriptors.
IET Comput. Vis.
Cem Kalyoncu, Önsen Toygar
2015 J jnl
A Hybrid Approach for Person Identification Using Palmprint and Face Biometrics.
Int. J. Pattern Recognit. Artif. Intell.
Mina Farmanbar, Önsen Toygar
2015 J jnl
A weighted mean filter with spatial-bias elimination for impulse noise removal.
Digit. Signal Process.
Cengiz Kandemir, Cem Kalyoncu, Önsen Toygar
2015 J jnl
Geometric leaf classification.
Comput. Vis. Image Underst.
Cem Kalyoncu, Önsen Toygar
2015 J jnl
Selection of optimized features and weights on face-iris fusion using distance images.
Comput. Vis. Image Underst.
Maryam Eskandari, Önsen Toygar
2014 J jnl
Feature extractor selection for face-iris multimodal recognition.
Signal Image Video Process.
Maryam Eskandari, Önsen Toygar, Hasan Demirel
2014 J jnl
Fusion of face and iris biometrics using local and global feature extraction methods.
Signal Image Video Process.
Maryam Eskandari, Önsen Toygar
2014 J jnl
Human Age Classification with Optimal Geometric ratios and Wrinkle Analysis.
Int. J. Pattern Recognit. Artif. Intell.
Shima Izadpanahi, Önsen Toygar
2013 J jnl
A New Approach for Face-Iris Multimodal Biometric Recognition using Score Fusion.
Int. J. Pattern Recognit. Artif. Intell.
Maryam Eskandari, Önsen Toygar, Hasan Demirel
2013 J jnl
Interpolation-based impulse noise removal.
IET Image Process.
Cem Kalyoncu, Önsen Toygar, Hasan Demirel
2013 — conf
Score Level Fusion for Face-Iris Multimodal Biometric System.
ISCIS
Maryam Eskandari, Önsen Toygar
2011 — conf
Age classification using facial feature extraction on female and male images.
ICDIP
Fatemeh Mirzaei, Önsen Toygar
2011 J jnl
Preserving spatial information and overcoming variations in appearance for face recognition.
Pattern Anal. Appl.
Önsen Toygar, Hakan Altinçay
2009 — conf
Recognizing Facial Expressions Using Subspace Linear Discriminant Analysis.
IPCV
Siamak Tafavogh, Önsen Toygar
2009 — conf
Recognizing partially occluded irises using subpattern-based approaches.
ISCIS
Meryem Erbilek, Önsen Toygar
2009 — conf
Robustness of Subpattern-Based Approaches to Occlusions on Iris Images.
IPCV
Meryem Erbilek, Önsen Toygar
2008 C conf
Illumination Invariant Face Recognition under Various Facial Expressions and Occlusions.
ICISP
Tiwuya H. Faaya, Önsen Toygar
2008 — conf
On Occlusion Robust, Illumination and Facial Expression Invariant Face Recognition.
IPCV
Tiwuya H. Faaya, Önsen Toygar
2008 — conf
Reducing the Effect of Partial Occlusions on Iris Recognition.
VISAPP (1)
Meryem Erbilek, Önsen Toygar
2004 — conf
Boosting Face Recognition Speed with a Novel Divide-and-Conquer Approach.
ISCIS
Önsen Toygar, Adnan Acan
2004 J jnl
Multiple classifier implementation of a divide-and-conquer approach using appearance-based statistical methods for face recognition.
Pattern Recognit. Lett.
Önsen Toygar, Adnan Acan
2004 — conf
Selection of Optimal Dimensionality Reduction Methods for Face Recognition Using Genetic Algorithms.
ADVIS
Önsen Toygar, Adnan Acan
2003 Misc conf
An Analysis of Appearance-Based Statistical Methods and Autoassociative Neural Networks On Face Recognition.
IC-AI
Önsen Toygar, Adnan Acan