Medical Images Transform by Multistage PCA-Based Algorithm. - Ivo R. Draganov; Roumen Kountchev; Veska M. Georgieva (Advances in Intelligent Analysis of Medical Data and Decision Support Systems, 2013)

An Adaptive Enhancement of X-Ray Images. - Veska M. Georgieva; Roumen Kountchev; Ivo R. Draganov (Advances in Intelligent Analysis of Medical Data and Decision Support Systems, 2013)

Differentiation of the Script Using Adjacent Local Binary Patterns. - Darko Brodic; Cedomir A. Maluckov; Zoran N. Milivojevic; Ivo R. Draganov (AIMSA, 2014)

Inverse pyramid decomposition of wavelet spectrum for image compression. - Ivo R. Draganov (Int. J. Reason. based Intell. Syst., 2014)

Compression of CT Images with Branched Inverse Pyramidal Decomposition. - Ivo R. Draganov; Roumen Kountchev; Veska M. Georgieva (Advanced Intelligent Computational Technologies and Decision Support Systems, 2014)

An Adaptive Approach for Noise Reduction in Sequences of CT Images. - Veska M. Georgieva; Roumen Kountchev; Ivo R. Draganov (Advanced Intelligent Computational Technologies and Decision Support Systems, 2014)

Investigating Oculus Rift virtual reality display applicability to medical assistive system for motor disabled patients. - Ivo R. Draganov; Ognian L. Boumbarov (IDAACS, 2015)

Finding URLs in images by text extraction in DCT domain, recognition and matching in dictionary. - Antoaneta Popova; Johan Garcia 001; Nikolay N. Neshov; Ivo R. Draganov; Darko Brodic (Int. J. Reason. based Intell. Syst., 2015)

Response Time Analysis of Text-Based CAPTCHA by Association Rules. - Darko Brodic; Alessia Amelio; Ivo R. Draganov (AIMSA, 2016)

Multistage Approach for Simple Kidney Cysts Segmentation in CT Images. - Veska M. Georgieva; Ivo R. Draganov (New Approaches in Intelligent Image Analysis, 2016)

Accelerated search of human activity registered by non-invasive sensors. - Ivo R. Draganov; Pavel Dinev; Ognian Boumbarov (IDAACS, 2017)

Statistical Analysis of Dice CAPTCHA Usability. - Darko Brodic; Alessia Amelio; Ivo R. Draganov (CoRR, 2017)

User-Centric Analysis of the CAPTCHA Response Time: A New Perspective in Artificial Intelligence. - Darko Brodic; Sanja Petrovska; Radmila Jankovic; Alessia Amelio; Ivo R. Draganov (ERCIM News, 2017)

Comparison of vertical projection profile, moment-based and initial skew rate algorithm for text skew estimation. - Darko Brodic; Ivo R. Draganov; Zoran N. Milivojevic; Visa Tasic (Int. J. Reason. based Intell. Syst., 2017)

Exploring the Usability of the Dice CAPTCHA by Advanced Statistical Analysis. - Darko Brodic; Alessia Amelio; Ivo R. Draganov; Radmila Jankovic (AIMSA, 2018)

Fire Dispersal Estimation in Videos using Background Modelling and Subtraction by Tensor Decomposition. - Ivo R. Draganov; Rumen P. Mironov; Agata H. Manolova; Nikolay N. Neshov (IDAACS, 2019)

Predicting the Usability of the Dice CAPTCHA via Artificial Neural Network. - Alessia Amelio; Radmila Jankovic; Dejan Tanikic; Ivo Rumenov Draganov (IRCDL, 2019)

2D DT-CWT CBIR With Adaptive Selection of the Decomposition Level. - Ivo R. Draganov; Stella Vetova (VIPERC@IRCDL, 2019)

Analysis of Usability for the Dice CAPTCHA. - Alessia Amelio; Ivo Rumenov Draganov; Radmila Jankovic; Dejan Tanikic (Inf., 2019)

A new reasoning-based approach for measuring the magnetic field emitted by portable computers. - Alessia Amelio; Ivo Rumenov Draganov (Int. J. Reason. based Intell. Syst., 2020)

Optimal Bilateral Filtering of CT Images. - Ivo R. Draganov; Veska Gancheva (CSCI, 2021)

3D Adaptive SMCM Filtering of CT Images. - Ivo R. Draganov; Rumen P. Mironov (IDAACS, 2021)

Unsharp Masking with Local Adaptive Contrast Enhancement of Medical Images. - Ivo R. Draganov; Veska Gancheva (MICAD, 2021)

Moving Objects Detection in Video by Various Background Modelling Algorithms and Score Fusion. - Ivo R. Draganov; Rumen P. Mironov (KES-IDT, 2022)

Optimizing the Non-local Means Filtering of CT Images. - Ivo R. Draganov; Veska Gancheva (MICAD, 2022)