Iurii Krak

Iurii Krak

Head of Theoretical Cybernetics Department, Professor

Scientific Researcher
Lugansk National University, Lugansk (Ukraine)

Assistant Professor
Lugansk National University, Lugansk (Ukraine)

Associate Professor
National University of “Kyiv-Mohyla Academy”, Kyiv(Ukraine)

National University of “Kyiv-Mohyla Academy”, Kyiv(Ukraine)

Senior Researcher Fellow (part-time)
V.M.Glushkov Institute of Cybernetics NAS of Ukraine, Kyiv (Ukraine)

Member of a Scientific Council of PhD Thesis Defend
Taras Shevchenko national University of Kyiv, Kyiv (Ukraine)

Head of Theoretical Cybernetics Department
Taras Shevchenko national University of Kyiv, Kyiv (Ukraine)


Graduate of Cybernetics Faculty (M.Sc.)
Eastern-Ukrainian State University (Ukraine)

Postgraduate (correspondence course)
Taras Shevchenko National University of Kyiv, Kyiv (Ukraine)

Junior Faculty Development Program of the US Department of State, Sam Houston State University (USA)

Taras Shevchenko National University of Kyiv, Kyiv (Ukraine)

Doctor of Phys.-Math. Sciences
Space Research Institute of NAS of Ukraine, Kyiv (Ukraine)

Yale University, New-Haven (USA)

Visiting Professor
A.Baitursynov Kostanay State University, Kostanay (Kazakhstan)

Visiting Professor
D.Serikbayev East Kazakhstan State Technical University, Ust-Kamenogorsk (Kazakhstan)

Visiting Professor
Lublin University of Technology, Lublin (Poland)

Robotics; Development of systems for Sign Language, Text, Speech and Image Modelling and Recognition

Research Fields:
ICT Research & Innovation

Previous and Current Research

Previous research:

  •  robot control;
  •  robot motion coordination,
  •  robot trajectories planning in environment with obtacles;
  •  data processing using special functional linear and nonlinear transformers;
  •  ultrasonic data processing for classification and prediction situations in decision-making systems;
  •  mathematical modelling of the physical processes;
  •  face emotion and mimics modelling,
  •  lipsreading,
  •  speech signals processing;
  •  text-to-speech synthesis;
  •  automated system for event and meeting transcription, etc.

Current research:

  •  3D model of virtual human creation base on real human (clone-technology);
  •  new methods for face emotion and mimics modelling
  •  Text_To_Gestures transformation
  •  3D technologies for sign language modelling and recognition

Future Projects and Goals

  •  new methods for classification and clasterization information
  •  gestures of the sing language recognition
  •  new methods for augmentative and alternative communication
  •  information technologies for applications in medicine
  •  big data analysis
  •  robotics
  •  new human-computer interface 

Methodological and Technical Expertise

  •  ICT Researh
  •  data and image processing;
  •  intelligent decision-making systems; 

Figure 1. Text_To_Speech and Speech_To_Text information technologies

Figure 2. Information technologies for face emotions modeling and face recognition 

Figure 4. Information technology for Sign Language modeling 

Selected Publications

Kirichenko M.F., Krak Iu.V., Soroka R.O.
Optimization manipulation robot.
Kyiv: Lybid, 1990. - 144p. (in Ukrainian)

Garashchenko F.G., Kirichenko M.F., Krak Iu.V., ets.
Modern methods and information technologies for complex systems mathematical modeling, analysis and optimization.
Kyiv: "Kyiv University Press", 2006. - 200p.(in Ukrainian)

Kryvonos Iu.G., Krak Iu.V., Kirichenko M.F.
Modeling, analysis and synthesis of manipulation systems.
Kyiv: Naukova Dumka, 2006. - 207p.(in Ukrainian)

Garashchenko F.G., Kirichenko M.F., Krak Iu.V., ets.
Development of methods and techniques of simulation and optimization of complex systems
Kyiv: Stal’, 2009. - 668 p.(in Ukrainian)

Kryvonos Iu. G., Kirichenko M.F., Krak Iu.V., Donchenko V.S.
Analysis and synthesis of situations in decision-making systems.
Kyiv: Naukova Dumka, 2009. - 365p.(in Ukrainian)

Iu.Krak, Iu.Kryvonos, W.Wojcik ets. (Optimization methods for robot-manipulator systems modeling and control. - P. 463-513.)
Modelling and Control. Monograph. Edited by Jan Sikora and Waldemar Wojcik.
Lublin University of Technology. Poland, 2011. - 516r.

Hrytsyk V.V., Krak Iu.V., Kulias A.I. ets.
Mathematical optimization techniques and intelligent computer technology modeling of complex processes and systems based on spatial form objects. Monograph.
Donetsk: IPII "Science and Education", 2011. – 650p.(in Ukrainian)

Prospects for development technics and technology in the twenty-first century. Monograph in 2 books. Book 1 / Edited by S.V.Kupryenko.
Sword. Odessa: Kupryenko S.V., 2012. – 176 p. (Krak Iu.V, Barmak O.V., Efimov G.M. Synthesis and analysis of emotional components on a human face. - P.141-165.).(in Ukrainian)

Current problems in information and computational technologies. Monograph. Edited by Jan Sikora and Waldemar Wojcik. Part 1.
Lublin University of Technology, Poland. 2013. - 220p. (Iurii Krak, Iurii Kryvonos, Waldemar Wojcik. Mathematical methods for modeling of emotional states on human face. - P.99-128.).

Iu.G.Kryvonos, Iu.V.Krak, O.V.Barmak.
Systems of the Sign Communication: information processes modeling.
Kyiv: Naukova Dumka, 2014. - 228 p.(in Ukrainian)

Iu.G.Kryvonos, Iu.V.Krak, O.V.Barmak., S.O.Romanyshyn.
Systems of the Sign Communication: transformation text to gestures.
Kyiv: Naukova Dumka, 2016. - 242 p.(in Ukrainian)


Homepage: krak@unicyb.kiev.ua