Visual Recognition Group (VRG)
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The Visual Recognition Group is a research team at the Czech Technical University (CTU) in Prague. It is led by Prof. Jiri Matas and is part of the Center for Machine Perception (CMP). The team focuses on basic research and applications of computer vision and machine learning. The main research areas are object recognition and retrieval, representation learning, tracking, text recognition, and minimal problems in computer vision.
Group members:
| Name | Team | Rank | Phone | Office | position | ||
|---|---|---|---|---|---|---|---|
| Baráth Dániel Béla Ph.D. | VRG | Visitor |  |
18 | |||
| Batra Sarthak | VRG | Visitor | |
18 | |||
| Mgr. | Bertrand Juliette | VRG | Researcher and Internal PhD | +420 22435 7258 | G10 | |
09 |
| Ing. | Boháč Marek | VRG | External | |
20 | ||
| Ing. | Čech Jan Ph.D. | VRG | Assistant professor | +420 22435 5728 | G2 | |
07 |
| Mgr. | Drbohlav Ondřej Ph.D. | VRG | Researcher | +420 22435 7225 | G10A | |
08 |
| Efthymiadis Nikolaos MSc. | VRG | Researcher and Internal PhD | +420 22435 5746 | G3 | |
09 | |
| Garia Valdés Andrea | VRG | External | |
20 | |||
| Ing. | Hodaň Tomáš | VRG | Visitor | +420 724235860 | |
18 | |
| Hutor Oleksandra | VRG | External | +420 22435 7258 | G10 | |
20 | |
| Chidambaram Nitin Kumar Ph.D. | VRG | Research Fellow | |
11 | |||
| prof. Mgr. | Chum Ondřej Ph.D. | VRG | Full Professor | +420 22435 7282 | G3B | |
02 |
| Ivashechkina Larysa | VRG | Research Fellow | |
11 | |||
| Bc. | Janota Jiří | VRG | External | |
20 | ||
| Bc. | Janoušková Klára | VRG | External | +420 22435 5774 | G2 | |
20 |
| Bc. | Jaroslavceva Jekatěrina | VRG | External | |
20 | ||
| Ing. | Jeníček Tomáš | VRG | Researcher and External PhD | +420 22435 5771 | G3 | |
10 |
| Bc. | Jirkovský Adam | VRG | External | |
20 | ||
| MSc. | Keswani Monish Kumar | VRG | Researcher and Internal PhD | +420 22435 7458 | G10 | |
09 |
| Ing. | Králíček Jiří | VRG | External | |
20 | ||
| RNDr. | Kúkelová Zuzana Ph.D. | VRG | Assistant professor | +420 22435 7352 | G10A | |
07 |
| Laskar Zakaria Ph.D. | VRG | Researcher | +420 22435 7458 | G10 | |
08 | |
| prof. Ing. | Matas Jiří Dr. | VRG | Full Professor | +420 22435 7212 | G1 | |
02 |
| Mgr. | Mishkin Dmytro Ph.D. | VRG | Researcher | +420 22435 7600 | G2 | |
08 |
| Mishkina Olha | VRG | External | |
20 | |||
| Mishkina Tetiana | VRG | Technical Support | |
17 | |||
| Moravčíková Zuzana | VRG | External | |
20 | |||
| Ing. | Naiser Filip | VRG | Researcher | +420 22435 5722 | G2 | |
08 |
| Ing. | Neoral Michal | VRG | Research Fellow | +420 22435 5781 | E224 | |
11 |
| Ing. | Neumann Lukáš Ph.D. | VRG | Researcher | +420 22435 5731 | G2 | |
08 |
| Dr. RNDr. | Nosková Jana | VRG | External teacher | +420 22435 7358
+420 22435 4408 |
G10 | |
13 |
| Ing. | Obdržálek Štěpán Ph.D. | VRG | Researcher | +420 22435 5781 | E224 | |
08 |
| Paplhám Jakub | VRG | Researcher and Internal PhD | +420 22435 5729 | G105 | |
09 | |
| Patel Yash MSc. | VRG | Researcher and Internal PhD | +420 22435 5777 | G103 | |
09 | |
| Ing. | Picek Lukáš | VRG | External | |
20 | ||
| Picek Martin | VRG | External | |
20 | |||
| Ing. | Purkrábek Miroslav | VRG | Research Fellow | +420 22435 5767 | G2 | |
11 |
| Ing. | Rozumnyi Denys | VRG | Research Fellow | +420 22435 5753 | G9 | |
11 |
| Rozumnyi Ruslan | VRG | External | |
20 | |||
| Shekhovtsov Oleksandr Ph.D. | VRG | Assistant professor | +420 22435 5748 | G10A | |
07 | |
| Stojnić Vladan MSc. | VRG | Researcher and Internal PhD | +420 22435 7258 | G10 | |
09 | |
| Ing. | Suchánek Matěj | VRG | Research Fellow | +420 22435 7392 | G9 | |
11 |
| Ing. | Šerých Jonáš | VRG | Research Fellow | +420 22435 7577
+420 721388000 |
E224 | |
11 |
| Ing. | Šmíd Matěj | VRG | Research Fellow | +420 22435 5746 | G3 | |
11 |
| Mgr. | Šochman Jan Ph.D. | VRG | Researcher | +420 22435 7577 | E224 | |
08 |
| Ing. Bc. | Špetlík Radim | VRG | Researcher and Internal PhD | +420 22435 7600 | G2 | |
09 |
| Ing. | Šubrtová Adéla | VRG | Researcher and Internal PhD | +420 22435 5775 | G2 | |
09 |
| Ing. | Šuma Pavel | VRG | Researcher and Internal PhD | +420 22435 7258 | G10 | |
09 |
| Tolias Georgios Ph.D. | VRG | Assistant professor | +420 22435 5780 | G10 | |
07 | |
| Tzamos Charalambos MSc. | VRG | Researcher and Internal PhD | +420 22435 7352 | G10A | |
09 | |
| Ing. et Ing. | Vávra Václav | VRG | Research Fellow | +420 22435 5771 | G3 | |
11 |
| Ing. | Vojíř Tomáš Ph.D. | VRG | Researcher | +420 22435 5781 | E224 | |
08 |
| Bc. | Wei Tong | VRG | Researcher and Internal PhD | +420 22435 7243 | G3 | |
09 |
| Ing. | Ypsilantis Nikolaos-Antonios | VRG | Researcher and Internal PhD | +420 22435 5771 | G3 | |
09 |
Interview with professor Matas in the morning show Snídaně s Novou
Sorry, this entry is only available in Česky.
Prof. Jiří Matas elected a new member of the Learned Society of CZ
At its 28th General Assembly on 17 May 2022, the Learned Society of the Czech Republic elected Professor Jiří Matas as a full member. “The Learned Society of the Czech Republic is fully aware of the fundamental importance of the rapidly developing field of artificial intelligence and machine learning for society, and thus appreciates that …read more
Interview with professor Matas on the topic of self-driving cars in podcast Stopáž
Sorry, this entry is only available in Česky.
Prof. Matas ranked as a top computer scientist in the Czech republic
Computer scientists from the Faculty of Electrical Engineering of the Czech Technical University are among the top scientists in Europe based on the ranking of the best institutions in the field of Computer Science. Also, the Faculty of Electrical Engineering /CTU/ has been the best workplace in the field of informatics in the Czech Republic …read more
The Cybernetics Department’s VRG team is working on machine vision for Toyota. This is a very unique project in Czech universities, says Professor Matas
An Interview about the ToyotaLab team’s research led by Professor Matas was published on the CzechCrunch website. How the whole project was created and what it is involved in you can read here. The article is only in Czech.
Ondřej Chum promoted to Full Professor
Congratulations to Ondřej Chum from the department of Cybernetics, who was promoted to Full Professor. He is one of 11 new Full Proffesors who were anounced by the President of the Czech Republic and will receive their diplomas in person from the Ministry of Eduation later in January 2022.
Dmytro Mishkin defended his PhD thesis
Dmytro Mishkin successfully defended his Ph.D. thesis Learning and Crafting for the Wide Multiple Baseline Stereo Supervisor: prof. Ing. Jiří Matas, Ph.D. Congratulations!
Award in the ÚTIA Competition for the best theoretical publication of 2021
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JUNIOR STAR grant from GA ČR was awarded to Dr. Zuzana Kúkelová
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Tomas Hodan defended his PhD thesis
Tomas Hodan successfully defended his Ph.D. thesis entitled Pose Estimation of Specific Rigid Objects Supervisor: prof. Ing. Jiří Matas, Ph.D. Co-supervisor: — Congratulations!
Instead of a UFO, a great horn. A graduate of our department at ETH Zurich develops a method to reconstruct blurred objects
Drone footage from 2016 captured an unknown, fast-flying object in the US state of Utah, and many people have since lived under the assumption that it was a UFO. Five years on, on June 4 this year, it was proved that it was in fact a Great Horned Falcon. A detailed analysis of the available …read more
Teams of our employees and students best in this year’s Bike to Work Challenge
Employees and students of our department participated under the company profile “CTU in Prague” in this year’s national challenge, which took place from 1 to 31 May and motivated to travel by bike, scooter, on foot or at a trot. Teams of two to five employees and students recorded the kilometres they cycled, ran or …read more
Reporter magazine invited prof. Matas to the Guest Reporter podcast
Guest of reporter Robert Čásenský: Jiri Matas Listen to podcast
Prof. Jiri Matas is the best rated computer scientist from the Czech Republic, CTU the best university
The international Guide2Research evaluates successful computer science on the basis of their H-index, citations, and the number of documents in the DBLP database collected by May 10, 2021. The “Top Computer Scientists Ranking” includes all top computer scientists from the Czech Republic. The best rated is prof. Jiří Matas, Head of the Visual Recognition Group …read more
Amazon Research Awards: Our researchers succeeded in the global competition
Artificial intelligence (AI) research got into the most prestigious society of 59 universities in 13 countries. Among the 101 scientists awarded the Amazon Research Award 2020 (ARA) by Amazon are prof. Jiří Matas from the Department of Cybernetics and prof. Jan Faigl from the Department of Computers. Professor Jiří Matas succeeded with the project Training …read more
CTU Rector’s prize for prestigious scientific publication to Filip Radenović, Giorgos Tolias and Ondrej Chum
On January 29, 2021, Vojtěch Petráček presented the CTU 2019 Rector’s Awards for outstanding results in research. Filip Radenovic, Giorgos Tolias and Ondrej Chum have received the award for prestigious publication for their article “Fine-Tuning CNN Image Retrieval with No Human Annotation” in the journal IEEE Transactions on Pattern Analysis and Machine Intelligence (PAMI). You …read more
Dean´s Award for the Dissertation thesis was given to Arun Mukundan
Dean´s Award for the Dissertation thesis was given to Ing. Arun Mukundan, MSc. Ph.D. (supervisor doc. Mgr. Ondřej Chum, Co-supervisor Giorgos Tolias, Ph.D.) Theme: Local Descriptors for Image Matching and Retrieval Congratulations!
Milan Šulc defended his PhD thesis
Milan Šulc successfully defended his Ph.D. thesis entitled Fine-grained Recognition of Plants and Fungi from Images Supervisor: doc. Mgr. Ondřej Chum, Ph.D. Congratulations!
Arun Mukundan defended his PhD thesis
Arun Mukundan successfully defended his Ph.D. thesis entitled Local Descriptors for Image Matching and Retrieval Supervisor: doc. Mgr. Ondřej Chum, Ph.D. Co-Supervisor: Georgios Tolias, Ph.D. Congratulations!
Giorgos Tolias has been awarded the Junior Star grant from the Czech Science Foundation
The project is entitled “Learning Universal Visual Representation with Limited Supervision” and will last 5 years (2021-2025). Human perception of visual similarity, i.e. telling whether two objects or scenes are visually similar or not, relies on a number of different factors, such as shape, texture, color, local or global appearance, and motion. Human ability to …read more
James Pritts defended his PhD thesis
Ing. James Pritts successfully defended his Ph.D. thesis entitled Methods for the Rectification of Imaged Coplanar Repeated Patterns Supervisor: doc. Mgr. Ondřej Chum, Ph.D. Co-Supervisor: RNDr. Zuzana Kúkelová, Ph.D. Congratulations!
Driverless formula rollout
Jan Čech from the Department of Cybernetics, Visual Recogntion Group, is the faculty advisor of student Driverless formula. The very first version of the formula has been publicly released on Friday, Sep 4. The event included a presentation of Jan which showed interesting videos demonstrating some aspects of his research on autonomous driving. Jan, wearing …read more
Javier Alejandro Aldana Iuit defended his PhD Thesis
Javier Alejandro Aldana Iuit successfully defended his PhD thesis entitled Relevant Shot Detection with Local Features for Video Re-ranking Supervisor: Prof. Jiří Matas, Ph.D. Supervisor-Specialist: Doc. Mgr. Ondřej Chum, Ph.D. Congratulations!
Filip Radenović received Antonín Svoboda´s Award
Filip Radenović, graduate of doctoral study branch Artificial Intelligence and Biocybernetics, received Antonín Svoboda´s Award for the Best Ph.D. Thesis. Theme: Visual Retrieval with Compact Image, Supervisor Assoc. Prof. Jiří Chum, Ph.D. The award is given by Czech Society for Cybernetics and Informatics (ČSKI), whose mission includes development of cybernetics and informatics in the Czech …read more
(Česky) Cenu Wernera von Siemense získal Denis Rozumnyi
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CVWW 2020 best presentation award was given to prof. Jiri Matas Group
The award for the best presentation at the 25th Computer Vision Winter Workshop CVWW 2020 goes to Dániel Baráth, Jiří Matas, Jana Nosková and Maksym Ivashechkin for the paper MAGSACH, a fast, reliable and accurate robust estimator. Congratulations!
Dean´s Award for the Dissertation thesis was given to Filip Radenović, MSc., Ph.D.
Dean´s Award for the Dissertation thesis on 2019 was given to Filip Radenović, MSc., Ph.D. (supervisor Assoc. Prof. Jiří Chum, Ph.D.). Theme: Visual Retrieval with Compact Image Representations Congratulations!
New Kornia Deep Learning Library
The VRG group has successfully helped to extend the official PyTorch ecosystem. The group developed the new Kornia Deep Learning library which recently have been added to PyTorch ecosystem. PyTorch is the 2nd popular deep learning framework in the world, so it is kind of big deal. One of the core developers of the kornia …read more
Interview with Dmytro Mishkin, Computer Vision Researcher
Dmytro Mishkin is a Ph.D. student in Computer Vision at the Center for Machine Perception of Department of Cybernetics. Dmytro ´s interests lie in areas like deep learning, metric learning, image matching, local features and so on. Dmytro’s research has been widely successful in many areas of machine learning and computer vision in general. The …read more
Generalized Image Retrieval and Relation Discovery – a new ERC.cz Grant
Ondrej Chum received ERC.cz Grant Generalized Image Retrieval and Relation Discovery In the project, will be generalized the retrieval of related images beyond search of visually similar images. Team will study various definitions of relatedness, investigate algorithms for efficient search, and derive novel representations that support search and discovery of related images. Applications range from …read more
D.Rozumnyi and Prof. J.Matas awarded Honorable Mention at GCPR
D.Rozumnyi and prof. J.Matas were awarded the Honorable Mention for Outstanding Contribution at “German Conference on Pattern Recognition (GCPR)” for the publication R. Rozumnyi, J. Kotera, F. Sroubek J. Matas: Non-Causal Tracking by Deblatting. Gratulujeme!
Filip Radenović, MSc. defended his PhD thesis
Filip Radenović, MSc. successfully defended his Ph.D. thesis entitled Visual Retrieval with Compact Image Representations Supervisor: doc. Mgr. Ondřej Chum, Ph.D. Congratulations!
Tomas Jenicek and Ondra Chum in Analytics India magazine
Our department in media …
Jiří Matas succeeded in AI Awards
Prof. Ing. Jiří Matas, Ph.D. received a special award of the project AI Awards 2018. The goal of the project is to introduce successful experts and companies which influence the direction of the world-wide evolution of AI technologies. This special award for making the Czech Republic visibile in the AI world is intended for a …read more
ACCV Best Paper Award for J.Pritts, Z.Kukelova and O.Chum
James Pritts, Zuzana Kukelova and Ondrej Chum from Center of Machine Perception were awarded Saburo Tsuji Paper Award at 14th Asian Conference on Computer Vision (ACCV) for their paper James Pritts, Zuzana Kukelova, Viktor Larsson, Ondrej Chum: Rectification from Radially Distorted Scales. Congratulations!
“Czech Head 2018” Award for Lukáš Neumann
Lukáš Neumann from Center of Machine Perception received Czech Head 2018 award in the category of “technical sciences”. Congratulations! Lukáš developed a method combining machine learning and a new algorithm for searching text in images regardless of their orientation or size. His supervisor was prof. Jiří Matas.
System for plant and fungi recognition from images, developed at the Dept. of Cybernetics, wins three international challenges.
System of deep neural networks for recognition of plants and fungi from images, developed by Milan Sulc and Jiri Matas from the Dept. of Cybernetics FEE CTU in cooperation with Lukas Picek from the Dept. of Cybernetics FAS UWB, scored first in three international challenges: 2018 FGCVx Flower Classification Challenge 2018 FGCVx Fungi Classification Challenge …read more
James Pritts (CMP) recently sat down for an interview with “Hospodarske noviny” newspaper, where he discussed self-driving vehicles
Our colleague, Ing. James Brandon Pritts, from the Visual Recognition Group spoke on the topic: Self-driving cars safety. For more information [in Czech], see the article in Hospodarske noviny. Thanks for the representation of our faculty.
Dean’s Award for the Dissertation thesis was given to Ing. Lukas Neumann, Ph.D.
Dean’s Award for the Dissertation thesis was given to Ing. Lukas Neumann, Ph.D. (supervisor: prof. Ing. Jiri Matas, Ph.D.) Theme: Scene text localization and recognition in images and videos Congratulations!
Jiří Trefný was a guest of the Studio 6 of the CT on the topic: Face detection at the airports
Ing. Jiří Trefný (Visual Recognition Group) was a guest of the Studio 6 of the Czech Television where he spoke on the topic: Face detection at the airports (the interview is in Czech language only).
Artificial intelligence research with Facebook
Visual Recognition and Machine Learning Groups will be involved in cutting-edge research in artificial intelligence within the program FAIR (Facebook Artificial Intelligence Research) partnership. The project aims to accelerate progress and innovation in the field of the artificial intelligence, especially in deep neural networks. Our department was selected as one of the top 15 research …read more
The 3rd place award for Ing. Uřičář and Prof. Matas (CVPR 2016)
Ing. Michal Uřičář (supervised by dr. Franc) and Prof. Jiří Matas received the 3rd place award prize for their track “Apparent Age Estimation” from the paper “Structured Output SVM Prediction of Apparent Age, Gender and Smile from Deep Features” at ChaLearn Looking at People CVPR Workshop 2016. Congratulations!
Ing. Neumann has won the 2nd place in the “Joseph Fourier Prize”
Our PhD student Ing. Lukáš Neumann (supervised by Prof. Matas) has won the 2nd place in the “Joseph Fourier Prize” competition in the field of computer science on the topic of “Scene Text Recognition in Images and Videos”. More information is here. Congratulations!
Jiří Matas obtained a prestigious project in Finland Distinguished Professor programme
Jiří Matas obtained a prestigious project in Finland Distinguished Professor programme. For details, see the announcement of new FiDiPro professors. Congratulations!
Best paper for Jiří Matas and Lukáš Neumann
Paper Efficient Scene Text Localization and Recognition with Local Character Refinement by Jiří Matas and Lukáš Neumann received Best Paper prize at ICDAR 2015. Congratulations!
Andrej Mikulík defended his Ph.D. thesis
Andrej Mikulík successfully defended his Ph.D. thesis entitled Large-Scale Content-Based Sub-Image Search (supervisor: Prof. Jiří Matas). Congratulations!
Face recognition in “Studio 6” report in Czech TV
Studio 6, a Czech TV morning show, broadcasted a report about a scientific fair (in Czech only) (see also scientific fair (in Czech only). The report features (starting at 00:40) the face recognition project, a long-term effort of the Center for Machine Perception, group of prof. Matas. Many thanks for the representation of our department!
Best presentation award for James Pritts
James Pritts, Ondřej Chum and Jiří Matas won the Best presentation award for their paper On the geometry of co-planar repeated patterns at the 2014 Computer Vision Workshop, Křtiny, Czech Republic. Congratulations!
Best paper award for James Pritts
James Pritts won the Best Paper Award for the paper Approximate models for fast and accurate epipolar geometry estimation at the 2013 Conference on Image and Vision Computing, New Zealand. Congratulations!!!
Michal Perďoch defended his Ph.D. thesis
Michal Perďoch successfully defended his Ph.D. thesis entitled Maximally Stable Extremal Regions and Local Geometry for Visual Correspondences (supervisor: prof. Jiří Matas). Congratulations!
Jan Šochman defended his Ph.D. thesis
Jan Šochman successfully defended his Ph.D. thesis entitled Learning for Sequential Classification (supervisor: Dr. Jiří Matas). Congratulations!
Jan Čech defended his Ph.D. thesis
Jan Čech successfully defended his Ph.D. thesis entitled Accurate and Robust Stereoscopic Matching in Efficient Algorithms (supervisor: doc. Radim Šára). Congratulations! Haddad, profesor de la Facultad de Medicina de la Universidad de Washington en St. Louis. farmacia24 en casa