izv. prof. dr. sc. Zoran Kalafatić

Associate Professor

Department of Electronics, Microelectronics, Computer and Intelligent Systems

Location:
Public phone number:
6129-998
Internal phone number:
498

Context-Aware Fine-Grained Product Recognition on Grocery Shelves

Antonio Budimir, Lovre; Kalafatić, Zoran; Subašić, Marko; Lončarić, Sven
2025.
IEEE access

Template Matching in Images Using Segmented Normalized Cross-Correlation

Marušić, Davor; Popović, Siniša; Kalafatić, Zoran
2025.

Scalable Hypersphere Embedding For Semantic Metric Learning

Budimir, Lovre Antonio; Subašić, Marko; Kalafatić, Zoran; Lončarić, Sven
2024.

Dense Out-of-Distribution Detection by Robust Learning on Synthetic Negative Data

Grcić, Matej ; Bevandić, Petra ; Kalafatić, Zoran ; Šegvić, Siniša
2024.
Sensors

Enhanced Out-of-Stock Detection in Retail Shelf Images Based on Deep Learning

Šikić, Franko;Kalafatić, Zoran;Subašić, Marko;Lončarić, Sven
2024.
Sensors

Detection of Tea Box Orientations in Retail Shelves Images

Filipović, Branimir; Šikić, Franko; Kalafatić, Zoran; Lončarić, Sven; Subašić, Marko
2023.

Multi-Class Price Tag Detection in Images of Supermarket Shelves

Šikić, Franko; Filipović, Branimir; Kalafatić, Zoran; Subašić, Marko; Lončarić, Sven
2023.

Enhancing Retail Product Recognition: Fine-Grained Bottle Size Classification

Tolja, Katarina; Subašić, Marko; Kalafatić, Zoran; Lončarić, Sven
2023.

Knowledge Graph Dataset for Semantic Enrichment of Picture Description in NAPS Database

Horvat, Marko; Gledec, Gordan; Jagušt, Tomislav; Kalafatić, Zoran
2023.
Data

TY-Net: Transforming YOLO for Hand Gesture Recognition

Doždor, Zorana; Kalafatić, Zoran; Ban, Željko; Hrkać, Tomislav
2023.
IEEE access

Two-Model-Based Online Hand Gesture Recognition from Skeleton Data

Doždor, Zorana ; Hrkać, Tomislav ; Kalafatić, Zoran
2023.

Facial Age Estimation Models for Embedded Systems: A Comparative Study

Doždor, Zorana ; Hrkać, Tomislav ; Brkić, Karla ; Kalafatić, Zoran
2023.
IEEE access

A Privacy Preservation Pipeline for Personally Identifiable Data in Images Using Convolutional and Transformer Architectures

Brkić, Karla ; Hrkać, Tomislav ; Kalafatić, Zoran
2022.

Multiple Object Tracking for Football Game Analysis

Kalafatić, Zoran ; Hrkać, Tomislav ; Brkić, Karla
2022.

Center of Excellence for Computer Vision

Lončarić, Sven ; Bogdan, Stjepan ; Gajski Dubravko ; Grgić, Mislav ; Grgić, Sonja ; Ivanjko, Edouard ; Jerbić, Bojan ; Kalafatić, Zoran ; Kovačić, Zdenko ; Krtalić, Andrija ; Mandić, Lidija ; Pandžić, Igor ; Pernar, Renata ; Petković, Tomislav ; Petrović, Ivan ; Pribanić, Tomislav ; Ribarić, Slobodan ; Seršić, Damir ; Subašić, Marko ; Šegvić, Siniša
2021.

Face, hairstyle and clothing colour de- identification in video sequences

Brkić, Karla ; Hrkać, Tomislav ; Kalafatić, Zoran ; Sikirić, Ivan
2017.
IET signal processing

Multi-Class U-Net for Segmentation of Non-biometric Identifiers

Hrkać, Tomislav ; Brkić, Karla ; Kalafatić, Zoran
2017.

I Know That Person: Generative Full Body and Face De-identification of People in Images

Brkić, Karla ; Sikirić, Ivan ; Hrkać, Tomislav ; Kalafatić, Zoran
2017.

Protecting the Privacy of Humans in Video Sequences using a Computer Vision-Based De- Identification Pipeline

Brkić, Karla ; Hrkać, Tomislav ; Kalafatić, Zoran
2017.
Expert systems with applications

Tattoo Detection for Soft Biometric De-identification Based on Convolutional Neural Networks

Hrkać, Tomislav ; Brkić, Karla ; Kalafatić, Zoran
2016.

Python for the curious

Kalafatić, Zoran ; Pošćić, Antonio ; Šegvić, Siniša ; Šribar, Julijan.
2016.

Robot arm teleoperation via RGBD sensor palm tracking

Marić, Filip ; Jurin, Ivan ; Marković, Ivan ; Kalafatić, Zoran ; Petrović, Ivan
2016.

Wireless Sensor Node Modelling for Energy Effciency Analysis in Data-Intensive Periodic Monitoring

Šnajder, Boris ; Jeličić, Vana ; Kalafatić, Zoran ; Bilas, Vedran
2016.
Ad Hoc Networks

Energy consumption and data amount reduction using object detection on embedded platform

Šnajder, Boris ; Kalafatić, Zoran ; Bilas, Vedran
2016.

Evaluating the Effects of Convolutional Neural Network Committees

Jurišić, Fran ; Filković, Ivan ; Kalafatić, Zoran
2016.

Deep Metric Learning for Person Re-Identification and De-Identification

Filković, Ivan ; Kalafatić, Zoran ; Hrkać, Tomislav
2016.

De-identifying people in videos using neural art

Brkić, Karla ; Sikirić, Ivan ; Hrkać, Tomislav ; Kalafatić, Zoran
2016.

Detecting Humans in Videos by Combining Heterogeneous Detectors

Brkić, Karla ; Hrkać, Tomislav ; Kalafatić, Zoran
2015.

Multiple-dataset Traffic Sign Classification with OneCNN

Jurišić, Fran ; Filković, Ivan ; Kalafatić, Zoran
2015.

Exploiting temporal and spatial constraints in traffic sign detection from a moving vehicle

Šegvić, Siniša ; Brkić, Karla ; Kalafatić, Zoran ; Pinz, Axel
2014.
Machine vision and applications

Automatic recognition of handwritten corrections for multiple-choice exam answer sheets

Čupić, Marko ; Brkić, Karla ; Hrkać, Tomislav ; Mihajlović, Željka ; Kalafatić, Zoran
2014.

Experimental Evaluation of Vehicle Detection Based on Background Modelling in Daytime and Night-Time Video

Lipovac, Igor ; Hrkać, Tomislav ; Brkić, Karla ; Kalafatić, Zoran ; Šegvić, Siniša
2014.

Recognizing 3D Objects from a Limited Number of Views using Temporal Ensembles of Shape Functions

Brkić, Karla ; Šegvić, Siniša ; Kalafatić, Zoran ; Aldoma, Aitor ; Vincze, Markus
2014.

Temporal Ensemble of Shape Functions

Brkić, Karla ; Aldoma, Aitor, Vincze, Markus ; Šegvić, Siniša ; Kalafatić, Zoran
2014.

Combining Spatio-Temporal Appearance Descriptors and Optical Flow for Human Action Recognition in Video Data

Brkić, Karla ; Rašić, Srđan ; Pinz, Axel ; Šegvić, Siniša ; Kalafatić, Zoran
2013.

Towards Space-Time Semantics in Two Frames

Brkić, Karla ; Pinz, Axel ; Kalafatić, Zoran ; Šegvić, Siniša
2012.

Application of Augmented Reality for Supporting Instrument Service Tasks

Benussi Toni ; Kalafatic, Zoran ; Mihajlovic, Zeljka ;
2012.

Sliding Window Object Detection without Spatial Clustering of Raw Detection Responses

Šegvić, Siniša ; Kalafatić, Zoran ; Kovaček, Ivan
2012.

Addressing false alarms and localization inaccuracy in traffic sign detection and recognition

Bonači, Igor ; Kusalić, Ivan, Kovaček, Ivan ; Kalafatić, Zoran ; Šegvić, Siniša
2011.

Supporting automated grading of formative multiple choice exams by introducing student identifier matrices

Čupić, Marko ; Brkić, Karla ; Hrkać, Tomislav ; Kalafatić, Zoran
2011.

Histogram-Based Description of Local Space-Time Appearance

Brkić, Karla ; Pinz, Axel ; Šegvić, Siniša ; Kalafatić, Zoran
2011.
Lecture notes in computer science

Real-time Detection and Recognition of Traffic Signs

Martinović, Anđelo ; Glavaš, Goran ; Juribašić, Matko ; Sutić, Davor ; Kalafatić Zoran
2010.

An Experiment with Saccadic Eye Movement Simulation

Đukić, Zlatko ; Kalafatić, Zoran ; Otočan, Ivana
2010.

Generative modeling of spatio-temporal traffic sign trajectories

Brkić, Karla ; Šegvić, Siniša ; Kalafatić, Zoran ; Sikirić, Ivan ; Pinz, Axel
2010.

Streamlining collection of training samples for object detection and classification in video

Bulović, Ana ; Bučar, Damir ; Palašek, Petar ; Popović, Bojan ; Trbojević, Ante ; Zadrija, Lucija ; Kusalić, Ivan ; Brkić, Karla ; Kalafatić, Zoran ; Šegvić, Siniša
2010.

A computer vision assisted geoinformation inventory for traffic infrastructure

Šegvić, Siniša ; Brkić, Karla ; Kalafatić, Zoran ; Stanisavljević, Vladimir ; Ševrović, Marko ; Budimir, Damir ; Dadić, Ivan
2010.

Towards automatic assessment and mapping of traffic infrastructure by adding vision capabilities to a geoinformation inventory

Šegvić, Siniša ; Brkić, Karla ; Kalafatić, Zoran ; Stanisavljević, Vladimir ; Budimir, Damir ; Dadić, Ivan
2009.

Detecting Vulnerabilities in Web Applications by Clustering Web Pages

Suhina, Vanja ; Groš, Stjepan ; Kalafatić, Zoran
2008.

Computer aided learning in internal medicine based on digital image processing

Šamšalović, Marko
2008.

Improved software development as a key to company businesss growth

Požgaj, Željka ; Kalafatić, Zoran ; Sertić, Hrvoje
2008.
Ekonomska istraživanja

Generic Approach to Computer Vision

Sertić, Hrvoje ; Restović, Ante ; Kalafatić, Zoran
2007.

Infrared-Visual Image Registration Based on Corners and Hausdorff Distance

Hrkać, Tomislav ; Kalafatić, Zoran ; Krapac, Josip
2007.
Lecture notes in computer science

Tracking Objects Using Particle Filters

Senji, Ivan ; Kalafatić , Zoran
2007.

Project Retrospectives Method in Telecom Software Development

Sertić, Hrvoje ; Maržić, Krešimir ; Kalafatić, Zoran
2007.

Object Detection Based on Gray-scale Morphology

Šamšalović, Marko ; Kalafatić, Zoran
2006.

Architecture and Implementation of a Computer Vision Component

Sertić, Hrvoje ; Kalafatić, Zoran
2006.

A Managed Approach to Computer Vision

Sertić, Hrvoje ; Kalafatić, Zoran
2006.

Corner-Based Infrared-Visual Image Registration.

Hrkać, Tomislav ; Kalafatić, Zoran
2006.

Generic Software Component as a Foundation for Computer Vision Systems

Sertić, Hrvoje ; Kalafatić, Zoran
2006.
WSEAS transactions on computers

Model-based Tracking of Laboratory Animals

Kalafatić, Zoran
2003.

Volume Rendering with Least Squares Spline Reconstruction

Mihajlović, Željka ; Budin, Leo ; Kalafatić, Zoran
2002.

A System for Tracking Laboratory Animals Based on Optical Flow and Active Contours

Kalafatić, Zoran ; Ribarić, Slobodan ; Stanisavljević, Vladimir
2001.

Extracting the Canonical Set of Closed Contours Using the Best-First Search Algorithm

Šegvić, Siniša ; Kalafatić, Zoran ; Ribarić, Slobodan
2001.

A Software Architecture for Image Acquisition and Camera Control in an Active Vision System

Šegvić, Siniša ; Stanisavljević, Vladimir ; Kalafatić, Zoran
2000.

Optical Flow Estimation over Extended Image Sequence

Stanisavljević, Vladimir ; Kalafatić, Zoran ; Ribarić, Slobodan
2000.

Real-Time Object Tracking Based on Optical Flow and Active Rays

Kalafatić, Zoran ; Ribarić, Slobodan ; Stanisavljević, Vladimir
2000.

Restoration of images blurred by circular motion

Ribarić, Slobodan ; Milani, Milivoj ; Kalafatić, Zoran
2000.

Object Tracking Based on Optical Flow

Kalafatić, Zoran ; Ribarić, Slobodan ; Stanisavljević, Vladimir
1999.

Establishing Motion Correspondence for Moving Non-rigid Objects

Stanisavljević, Vladimir ; Kalafatić, Zoran
1999.

Real-Time System for Analyzing Animal Motion

Ribarić, Slobodan ; Dohoczky, Csaba ; Kalafatić, Zoran ; Stanisavljević, Vladimir
1997.

A Module for Automated Generation of Planar Object Descriptions

Kalafatić, Zoran ; Ribarić, Slobodan
1996.
CIT. Journal of computing and information technology

A Module for Automated Generation of Planar Object Descriptions

Kalafatić, Zoran ; Ribarić, Slobodan
1996.

Generating KRP Object Descriptions

Kalafatić, Zoran
1995.

Generating descriptions of compound two-dimensional objects by using models and local symmetries

Kalafatić, Zoran
1994.

An algorithm for finding circular arcs in linear contour approximation

Kalafatić, Zoran
1994.

A Model Based Approach to Shape Decomposition

Kalafatić, Zoran
1993.

Utilizing Local Symmetries for Shape Decomposition

Kalafatić, Zoran
1992.

A Program System for the Simulation of a Single Instruction Computer

Kalafatić, Zoran
1991.

Teaching

University undergraduate

University graduate

Competences

  • Computers and information processing
    Image processing Active shape model Blob detection Corner detection Feature extraction Gray-scale Image analysis Image segmentation Image sequences Machine vision Morphological operations Multiprocessing systems Pattern recognition  Active shape model Activity recognition Clustering methods Nearest neighbor methods Pattern matching
  • Computational and artificial intelligence
    Supervised learning Unsupervised learning Machine learning Pattern analysis Artificial neural networks Feedforward neural networks Multi-layer neural network