VRG – Visual Recognition Group

Visual Recognition Group (VRG)

InfoPeopleNews

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:

NameTeamRank Phone Office email position
Baráth Dániel Béla Ph.D. VRG Visitor 18
Benbihi Assia Ph.D. VRG Researcher +420 22435 5746 G3 08
Mgr. Bertrand Juliette VRG Researcher and Internal PhD +420 22435 5771 G3 09
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
Ing. Efremov Denis VRG External +420 22435 5781 E224 20
Efthymiadis Nikolaos MSc. VRG Researcher and Internal PhD +420 22435 5746 G3 09
Ing. Hodaň Tomáš VRG Visitor +420 724235860 18
Bc. Hulmák Erik VRG External 20
Doc. Mgr. Chum Ondřej Ph.D. VRG Associate professor +420 22435 7282 G3B 06
Bc. Ivashechkin Maksym VRG External 20
Jacob Pierre Ph.D. VRG Researcher +420 22435 5746 G3 08
Bc. Janoušková Klára VRG External 20
Jaroslavceva Jekatěrina VRG External 20
Ing. Jeníček Tomáš VRG Researcher and Internal PhD +420 22435 5771 G3 09
Ing. Králíček Jiří VRG External 20
RNDr. Kúkelová Zuzana Ph.D. VRG Assistant professor +420 22435 7352 G10A 07
Prof. Ing. Matas Jiří Dr. VRG Full Professor +420 22435 7212 G1 02
Mgr. Mishkin Dmytro VRG Researcher and External PhD +420 22435 7600 G2 10
Mishkina Olha VRG External 20
Ing. Naiser Filip VRG Researcher and Internal PhD +420 22435 5722 G2 09
Ing. Neoral Michal VRG Research Fellow +420 22435 5781 E224 11
Ing. Neumann Lukáš PhD. VRG Researcher +420 22435 7392 G9 08
Dr. RNDr. Nosková Jana VRG Researcher +420 22435 5775
+420 22435 4408
G2 08
Ing. Obdržálek Štěpán Ph.D. VRG Researcher +420 22435 5781 E224 08
Patel Yash MSc. VRG Researcher and Internal PhD +420 22435 5777 G103 09
Ing. Picek Lukáš VRG External 20
Ing. Rozumnyi Denys VRG Research Fellow +420 22435 5753 G9 11
Shekhovtsov Oleksandr Ph.D. VRG Assistant professor +420 22435 5748 G10A 07
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. Šulc Milan VRG Researcher and External PhD +420 22435 5731 G2 10
Ing. Šuma Pavel VRG Researcher and Internal PhD +420 22435 5746 G3 09
Tolias Georgios Ph.D. VRG Assistant professor +420 22435 5771 G3 07
Ing. Vojíř Tomáš Ph.D. VRG Researcher +420 22435 5781 E224 08
Ypsilantis Nikolaos-Antonios VRG Research Fellow +420 22435 7392 G9 11

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

(Česky) Klára Janoušková uspěla v náročném výběru programu IBM Great Minds

(Česky) Prof. Jiří Matas pro E15: Senioři usednou do autonomních aut mezi prvními

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

(Česky) Rozhovor Jiřího Matase pro týdeník Téma

Sorry, this entry is only available in Česky.

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

Sorry, this entry is only available in Česky.

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
Responsible person: Giorgos Tolias