Orcan Alpar

Publication Activity (10 Years)

Years Active: 2014-2024
Publications (10 Years): 35

Top Topics

Lesion Segmentation

Biometric Authentication

Signature Verification

Top Venues

Expert Syst. Appl.

Publications

Orcan Alpar
Content-aware Nakagami morphing for incremental brain MRI. Knowl. Based Syst. 291 (2024)
Orcan Alpar
Nakagami-fuzzy imaging for grading brain tumors by analyzing fractal complexity. Appl. Soft Comput. 165 (2024)
Orcan Alpar, Ondrej Soukup, Pavel Ryska, Radka Dvorakova, Jiri Jandura, Martin Valis, Ondrej Krejcar
Nakagami imaging and morphing for multiple sclerosis lesion volume estimation. Expert Syst. Appl. 235 (2024)
Orcan Alpar, Ondrej Krejcar
Whole Tumor Area Estimation in Incremental Brain MRI Using Dilation and Erosion-Based Binary Morphing. IWBBIO (1) (2023)
Orcan Alpar, Ondrej Krejcar
Three-Dimensional Representation and Visualization of High-Grade and Low-Grade Glioma by Nakagami Imaging. IWBBIO (1) (2023)
Orcan Alpar
A mathematical fuzzy fusion framework for whole tumor segmentation in multimodal MRI using Nakagami imaging. Expert Syst. Appl. 216 (2023)
Orcan Alpar, Rafael Dolezal, Pavel Ryska, Ondrej Krejcar
Nakagami-Fuzzy imaging framework for precise lesion segmentation in MRI. Pattern Recognit. 128 (2022)
Orcan Alpar
Signature barcodes for online verification. Pattern Recognit. 124 (2022)
Orcan Alpar, Rafael Dolezal, Pavel Ryska, Ondrej Krejcar
Low-contrast lesion segmentation in advanced MRI experiments by time-domain Ricker-type wavelets and fuzzy 2-means. Appl. Intell. 52 (13) (2022)
Orcan Alpar
Monitoring and fuzzy warning system for risk prevention of Guyon's canal syndrome. Biomed. Signal Process. Control. 64 (2021)
Orcan Alpar, Ondrej Krejcar, Rafael Dolezal
Distribution-based imaging for multiple sclerosis lesion segmentation using specialized fuzzy 2-means powered by Nakagami transmutations. Appl. Soft Comput. 108 (2021)
Orcan Alpar
Biometric keystroke barcoding: A next-gen authentication framework. Expert Syst. Appl. 177 (2021)
Orcan Alpar, Ondrej Krejcar
Window Functions in Rhythm Based Biometric Authentication. IWBBIO (2020)
Orcan Alpar, Ondrej Krejcar
Pin-Code Authentication by Local Proximity Based Touchstroke Classifier. IWBBIO (2020)
Orcan Alpar
A novel fuzzy curvature method for recognition of anterior forearm subcutaneous veins by thermal imaging. Expert Syst. Appl. 120 (2019)
Orcan Alpar
TAPSTROKE: A novel intelligent authentication system using tap frequencies. Expert Syst. Appl. 136 (2019)
Orcan Alpar, Ondrej Krejcar
A Comparative Study on Chrominance Based Methods in Dorsal Hand Recognition: Single Image Case. IEA/AIE (2018)
Orcan Alpar, Ondrej Krejcar
Detection of Irregular Thermoregulation in Hand Thermography by Fuzzy C-Means. IWBBIO (2) (2018)
Orcan Alpar, Ondrej Krejcar
Online signature verification by spectrogram analysis. Appl. Intell. 48 (5) (2018)
Orcan Alpar, Ondrej Krejcar
Frequency and Time Localization in Biometrics: STFT vs. CWT. IEA/AIE (2018)
Orcan Alpar
Online signature verification by continuous wavelet transformation of speed signals. Expert Syst. Appl. 104 (2018)
Orcan Alpar, Ondrej Krejcar
Thermal Imaging for Localization of Anterior Forearm Subcutaneous Veins. IWBBIO (2) (2018)
Orcan Alpar
Biometric touchstroke authentication by fuzzy proximity of touch locations. Future Gener. Comput. Syst. 86 (2018)
Orcan Alpar, Ondrej Krejcar
Superficial Dorsal Hand Vein Estimation. IWBBIO (1) (2017)
Orcan Alpar, Ondrej Krejcar
Biometric Keystroke Signal Preprocessing Part II: Manipulation. IEA/AIE (1) (2017)
Orcan Alpar, Ondrej Krejcar
Quantization and Equalization of Pseudocolor Images in Hand Thermography. IWBBIO (1) (2017)
Orcan Alpar, Ondrej Krejcar
A New Feature Extraction in Dorsal Hand Recognition by Chromatic Imaging. ACIIDS (2) (2017)
Orcan Alpar, Ondrej Krejcar
Biometric Keystroke Signal Preprocessing Part I: Signalization, Digitization and Alteration. IEA/AIE (1) (2017)
Orcan Alpar, Ondrej Krejcar
Fuzzy warning system against ulnar nerve entrapment. FUZZ-IEEE (2017)
Orcan Alpar, Ondrej Krejcar
Detection of Raynaud's Phenomenon by Thermographic Testing for Finger Thermoregulation. ACIIDS (2) (2017)
Orcan Alpar
Frequency spectrograms for biometric keystroke authentication using neural network based classifier. Knowl. Based Syst. 116 (2017)
Orcan Alpar, Ondrej Krejcar
Hidden Frequency Feature in Electronic Signatures. IEA/AIE (2016)
Orcan Alpar, Radoslav Stojic
Intelligent collision warning using license plate segmentation. J. Intell. Transp. Syst. 20 (6) (2016)
Orcan Alpar, Ondrej Krejcar
Dorsal Hand Recognition Through Adaptive YCbCr Imaging Technique. ICCCI (2) (2016)
Orcan Alpar, Ondrej Krejcar
Virtual Road Condition Prediction Through License Plates in 3D Simulation. ICCCI (1) (2016)
Orcan Alpar
Intelligent biometric pattern password authentication systems for touchscreens. Expert Syst. Appl. 42 (17-18) (2015)
Orcan Alpar, Ondrej Krejcar
Biometric Swiping on Touchscreens. CISIM (2015)
Orcan Alpar, Ondrej Krejcar
Pattern Password Authentication Based on Touching Location. IDEAL (2015)
Orcan Alpar
Keystroke recognition in user authentication using ANN based RGB histogram technique. Eng. Appl. Artif. Intell. 32 (2014)