David Cymbalak

E-mail
david.cymbalak@cnl.sk

Thesis
Predictive control of video streaming based on object location in multicameras systems (David Cymbalak , 2015 – under supervision of Doc. Ing. Frantisek Jakab, PhD. )

Years of study

2011 – 2015

 
Research and work
  • Streaming technology (live content grabbing, mixing and encoding solutions, research in object tracking in multicamera streaming)
  • Telepresence and videoconferencing solutions (HW and SW videoconference integrations and administration)
  • Multimedia content delivery (VOD portals, HTML5 video, WEB RTC)
  • Smart room control (interactive screens, ip cameras, touch remotes, IP control, smart ordering systems…)
  • Teaching (2011-2015): Security in computer systems, C Programming, Security of internet
  • Consulted and mentoried over 50 bachelor and diploma thesis
  • Founder of EFEOS solution (Automatic stream control and object tracking in multi-angle mobile livestream)
  • EFEOS was TOP10 of 326 at global Telekom Innovation Contest 2014
  • EFEOS was TOP16 of 4000 at Creative Business Cup 2014
  • Since 2015 is building, maintaining and administration of the National Telepresence Infrastructure – the largest Slovakia’s collaboration and communication platform consisting of over 200 videconference and streaming system in public universities and research institutions. 
  • Holder of Pro Educo 2014 Award for technological asset
  • Part of StartupCentre at University Centre for Innovation, Technology Transfer and Intellectual Property Protection

 
Projects
  • VideoTeam CNL (co-leader) – specialised on sophisticated event organisation (live streaming, video processing, projections, audio&video mixing)
  • National telepresence infrastructure to support research, development and technology transfer (operation, integration and administration)
  • UVP Technicom (researcher)

 
Publications
  • ADE001 CYMBALAK, David – JAKAB, František – MICHALKO, Miroslav: Advanced multimedia solution for interactive teaching via whiteboards over IP network /  – 2012. In: Cyber Journals: Multidisciplinary Journals in Science and Technology. No. November (2012), s. 1-8. – ISSN 1925-2676
  • ADE003 CYMBALAK, David – MICHALKO, Miroslav – JAKAB, František: Model pre sledovanie objektu s prediktívnym riadením zdrojov streamingu v multikamerových systémoch /  – 2014. In: Acta Informatica Pragensia. Vol. 3, no. 1 (2014), p. 89-103. – ISSN 1805-4951
  • ADE004 CYMBALAK, David – KAINZ, Ondrej – JAKAB, František: Extended object tracking and stream control model based on predictive evaluation metric of multiple-angled streams /  – 2015. In: IJCTE – International Journal Of Computer Theory and Engineering. Vol. 7, no. 5 (2014), p. 343-348. – ISSN 1793-8201
  • ADE006 CYMBALAK, David – KAINZ, Ondrej – JAKAB, František: Real-Time Automatic Selection of the Best Shot on Object in 4K Video Stream Based on Tracking Methods in Virtual Cropped Views /  – 2015. In: International Journal of Computer and Electrical Engineering (IJCEE). Vol. 7, no. 4 (2015), p. 275-282. – ISSN 1793-8163
  • AED001 CYMBALAK, David – MICHALKO, Miroslav: Design of Solution for Video Streaming of Interactive Whiteboard Surface /  – 2012. In: Electrical Engineering and Informatics 3 : proceeding of the Faculty of Electrical Engineering and Informatics of the Technical University of Košice. – Košice : FEI TU, 2012 S. 571-574. – ISBN 978-80-553-0890-6
  • AED002 CYMBALAK, David – JAKAB, František – RUSČÁK, Michal: Dynamic control of video broadcast from multiple cameras on mobile devices /  – 2013. In: Electrical Engineering and Informatics 4 : proceedings of the Faculty of Electrical Engineering and Informatics of the Technical University of Košice. – Košice : FEI TU, 2013 S. 307-310. – ISBN 978-80-553-1440-2
  • AFC002 CYMBALAK, David – PEKÁR, Adrián: Video streaming control based on actual location of tracked object in multi-cameras system /  – 2013. In: Poster 2013 : 17th International Student Conference on Electrical Engineering : May 16, 2013, Prague. – Praha : ČVUT, 2013 S. 1-6. – ISBN 978-80-01-05242-6
  • AFC003 CYMBALAK, David – MICHALKO, Miroslav – JAKAB, František: Mechanism for video streaming control related to tracked speaker position /  – 2013. In: INES 2013 : IEEE 17th International Conference on Intelligent Engineering Systems : proceedings : June 19-21, 2013, Costa Rica. – Budapest : IEEE, 2013 P. 157-162. – ISBN 978-1-4799-0828-8
  • AFC006 CYMBALAK, David: Predictive metric in object tracking model with streaming source control in multi-cameras systems /  – 2014. In: Poster 2014 : 18th International Student Conference on Electrical Engineering : May 15, 2014, Prague. – Praha : ČVUT, 2014 P. 1-5. – ISBN 978-80-01-05499-4
  • AFC008 CYMBALAK, David – KAINZ, Ondrej: Model for Object Tracking and Best Shot Switching in Virtual Views of 4K Stream /  – 2015. In: Poster 2015. – Prague : Czech Technical University, 2015 P. 1-4. – ISBN 978-80-01-05728-
  • AFD001 CYMBALAK, David – JAKAB, František – MICHALKO, Miroslav: Next generation IPTV solution for educational purposes /  – 2011. – 1 elektronický optický disk (CD-ROM). In: ICETA 2011 : 9th IEEE International Conference on Emerging eLearning Technologies and Applications : proceedings : October 27-28, 2011, Stará Lesná, The High Tatras, Slovakia. – [Piscataway] : IEEE, 2011 S. 41-46. – ISBN 978-1-4577-0050
  • AFD002 CYMBALAK, David: Multimedia solution for live streaming of various types of educational content /  – 2012. – 1 elektronický optický disk (CD-ROM). In: SCYR 2012 : Proceedings from conference : 12th Scientific Conference of Young Researchers : May 15th, 2012, Herľany, Slovakia. – Košice : TU, 2012 S. 185-187. – ISBN 978-80-553-0943-9
  • AFD003 CYMBALAK, David: Solution for receiving live broadcast of lecture with interaction between teacher and students /  – 2012. – 1 elektronický optický disk (CD-ROM). In: SCYR 2012 : Proceedings from conference : 12th Scientific Conference of Young Researchers : May 15th, 2012, Herľany, Slovakia. – Košice : TU, 2012 S. 219-221. – ISBN 978-80-553-0943-9
  • AFD004 CYMBALAK, David: Interactive multimedia IPTV solution for distance teaching /  – 2012. In: MICT 2012 : Mathematics for Information and Communication Technologies : proceedings of the 7th Winter School of Mathematics for ICT Students : Šachtičky, Slovakia, February 6-11, 2012. – Žilina : ŽU, 2012 S. 1-4. – ISBN 978-80-554-0594-0
  • AFD005 CYMBALAK, David – JAKAB, František – MICHALKO, Miroslav: Advanced solution for delivering educational multimedia content based on content management system /  – 2012. In: ICETA 2012 : 10th IEEE International Conference on Emerging eLearning Technologies and Applications : proceedings : November 8-9, 2012, Stará Lesná. – Budapest : Óbuda University Budapest, 2012 P. 67-72. – ISBN 978-14673-5121-8
  • AFD007 CYMBALAK, David: Solution for broadcasting video with best shot of tracked object captured by multiple mobile phones in real time (May 2013) /  – 2013. In: SCYR 2013 : proceedings from conference : 13th Scientific Conference of Young Researchers : May 14th, 2013, Herľany, Slovakia. – Košice : TU, 2013 S. 210-213. – ISBN 978-80-553-1422-8
  • AFD008 CYMBALAK, David: Switching of video stream source from several cameras based on position of tracked object in actual video frame (May 2013) /  – 2013. In: SCYR 2013 : proceedings from conference : 13th Scientific Conference of Young Researchers : May 14th, 2013, Herľany, Slovakia. – Košice : TU, 2013 S. 218-221. – ISBN 978-80-553-1422-8
  • AFD009 CYMBALAK, David – JAKAB, František – MICHALKO, Miroslav: Web portal based solution designed for delivery and management educational multimedia content with auto conversion ability /  – 2013. In: 19th Multimedia in Education : Conference Proceedings : June 13-14, 2013, Košice. – Kosice : Elfa, 2013 S. 29-32. – ISBN 978-80-8086-207-7
  • AFD010 CYMBALAK, David – MICHALKO, Miroslav – JAKAB, František: Live broadcast of events with best shot on speaker using tracking methods on audience’s mobile phones /  – 2013. In: ICETA 2013 : 11th IEEE International Conference on Emerging eLearning Technologies and Applications : proceedings : October 24-25, 2013, Stary Smokovec, Slovakia. – Danvers : IEEE, 2013 P. 67-72. – ISBN 978-1-4799-2161-4
  • AFD013 CYMBALAK, David: Extended Multi-camera Tracking and Stream Control Model Based on Predictive Shoot Evaluation Metric (May 2014) /  – 2014. In: SCYR 2014 : 14th Scientific Conference of Young Researchers : proceedings from conference : May 20th, 2014, Herľany, Slovakia. – Košice : TU, 2014 S. 1-3. – ISBN 978-80-553-1714-4
  • AFD014 CYMBALAK, David: Object tracking in multples video streams based on predictive evaluation metric /  – 2014. In: MIST 2014 : Mathematics in Science and Technologies : proceedings of the MIST conference 2014 : Fačkovské  sedlo, Kľak, Slovakia, January 3-8, 2014. – S.l. : CreateSpace Independent Publishing Platform, 2014 S. 1-4. – ISBN 978-1500136413
  • AFD017 CYMBALAK, David: Automatic cut of virtual cropped views of 4K video stream based on object tracking methods /  – 2015. In: MIST 2015. – Žilina : CreateSpace Independent Publishing Platform, 2015 S. 1-6. – ISBN 978-1514866382
  • AFD018 CYMBALAK, David: Object tracking based model for automatic cut the best shot in virtual views of live streamed video /  – 2015. In: SCYR 2015. – Košice : TU, 2015 S. 285-260. – ISBN 978-80-553-2130-1
  • AFD019 KAINZ, Ondrej – CYMBALAK, David – LÁMER, Jaroslav – MICHALKO, Miroslav – JAKAB, František: Innovative methodology and implementation of simulation exercises to the Computer networks courses /  – 2015. In: ICETA 2015. – Danvers : IEEE, 2015 P. 183-188. – ISBN 978-1-4673-8534-3
  • AFD020 KAINZ, Ondrej – JAKAB, František – FECIĽAK, Peter – VÁPENÍK, Roman – DEÁK, Aleš – CYMBALAK, David: Estimation of Camera Intrinsic Matrix Parameters and its Utilization in the Extraction of Dimensional Units /  – 2016. In: ICETA 2016. – Danvers : IEEE, 2016 S. 153-156. – ISBN 978-1-5090-4699-7
  • AFD021 KAINZ, Ondrej – JAKAB, František – MICHALKO, Miroslav – VÁPENÍK, Roman – CYMBALAK, David: Kinect as a Tool in Estimation of Selected Human Body Dimensions /  – 2016. In: ICETA 2016. – Danvers : IEEE, 2016 S. 157-163. – ISBN 978-1-5090-4699-7
  • AFD022 JAKAB, František – MICHALKO, Miroslav – TURŇA, Ján – BILSKÝ, Ľubomír – KOVÁČOVÁ, Jana – CYMBALAK, David: The Experience from Implementation of National Telepresence Infrastructure in Slovakia to support research, development and technology transfer /  – 2016. In: ICETA 2016. – Danvers : IEEE, 2016 S. 127-132. – ISBN 978-1-5090-4699-7
  • AFD023 MICHALKO, Miroslav – ONUŠKA, Juraj – LAVRIN, Anton – CYMBALAK, David – KAINZ, Ondrej: Tracking the Object Features in Video Based on OpenCV /  – 2016. In: ICETA 2016. – Danvers : IEEE, 2016 S. 223-226. – ISBN 978-1-5090-4699-7
  • BEF001 JAKAB, František – MICHALKO, Miroslav – PLUČINSKÝ, Maroš – CYMBALAK, David: IPTV a možnosti jej ďalšieho rozvoja /  – 2012. In: Fórum pre komunkačné technológie : Ročenka 2012. – Banská Bystrica : DALI-BB, s.r.o., 2012 S. 83-91. – ISSN 978-80-81410-31-4
  • ADE002 KAINZ, Ondrej – CYMBALAK, David – JAKAB, František: Adaptive Web-Based System for Examination with Cheating Prevention Mechanism /  – 2014. In: Lecture Notes on Software Engineering. Vol. 3, no. 2 (2014), p. 90-94. – ISSN 2301-3559
  • ADE005 KAINZ, Ondrej – CYMBALAK, David – JAKAB, František: Anthropometric Proportions Estimation Using recCAL in Multi-Camera Environment /  – 2015. In: International Journal of Modeling and Optimization. Vol. 5, no. 4 (2015), p. 300-303. – ISSN 2010-3697
  • AED003 LIPKA, Richard – JAKAB, František – CYMBALAK, David: Real time object tracking and streaming Android application /  – 2014. In: Electrical Engineering and Informatics 5 : Proceedings of the Faculty of Electrical Engineering and Informatics of the Technical University of Košice. – Košice : TU, 2014 S. 214-217. – ISBN 978-80-553-1704-5
  • AED004 HOLUBEC, Lukáš – JAKAB, František – CYMBALAK, David: Conditional video streaming from mobile devices in multi-cameras environment /  – 2014. In: Electrical Engineering and Informatics 5 : Proceedings of the Faculty of Electrical Engineering and Informatics of the Technical University of Košice. – Košice : TU, 2014 S. 218-221. – ISBN 978-80-553-1704-5
  • AED005 VÁPENÍK, Roman – FECIĽAKOVÁ, Katarína – CYMBALAK, David: Secured web oriented videoconference system /  – 2014. In: Electrical Engineering and Informatics 5 : Proceeding of the Faculty of Electrical Engineering and Informatics of the Technical University of Košice. – Košice : TU, 2014 S. 563-567. – ISBN 978-80-553-1704-5
  • AED006 DOMONKOŠ, Lukáš – CYMBALAK, David – MICHALKO, Miroslav – JAKAB, František: Application for predicting measured values /  – 2015. In: Electrical Engineering and Informatics 6 : proceedings of the Faculty of Electrical Engineering and Informatics of the Technical University of Košice. – Košice : FEI TU, 2015 S. 416-421. – ISBN 978-80-553-2178-3
  • AED007 PATORAJ, Lukáš – MICHALKO, Miroslav – CYMBALAK, David: Multipoint videoconference system in web browser /  – 2015. In: Electrical Engineering and Informatics 6 : proceedings of the Faculty of Electrical Engineering and Informatics of the Technical University of Košice. – Košice : FEI TU, 2015 S. 695-700. – ISBN 978-80-553-2178-3
  • AED008 CHOVANEC, Peter – CYMBALAK, David – MICHALKO, Miroslav – JAKAB, František: Platform for organisation of virtual e-presentations /  – 2015. In: Electrical Engineering and Informatics 6 : proceedings of the Faculty of Electrical Engineering and Informatics of the Technical University of Košice. – Košice : FEI TU, 2015 S. 776-781. – ISBN 978-80-553-2178-3
  • AED009 FARKAŠOVSKÝ, Tomáš – MICHALKO, Miroslav – CYMBALAK, David: Web based virtual conference /  – 2015. In: Electrical Engineering and Informatics 6 : proceedings of the Faculty of Electrical Engineering and Informatics of the Technical University of Košice. – Košice : FEI TU, 2015 S. 905-910. – ISBN 978-80-553-2178-3
  • AED010 LISZKAI, Tomáš – MICHALKO, Miroslav – CYMBALAK, David: Web interface for administration and realization of live broadcast /  – 2015. In: Electrical Engineering and Informatics 6 : proceedings of the Faculty of Electrical Engineering and Informatics of the Technical University of Košice. – Košice : FEI TU, 2015 S. 911-916. – ISBN 978-80-553-2178-3
  • AFC001 PEKÁR, Adrián – DARÁNYI, Peter – CYMBALAK, David – MADOŠ, Branislav: A new attempt in user authenticaion /  – 2012. In: AEI´2012 : International Conference on Applied Electrical Engineering and Informatics 2012 : August 26-September 02, 2012, Germany. – Košice : FEI TU, 2012 P. 32-35. – ISBN 978-80-553-1030-5
  • AFC004 LÁMER, Jaroslav – CYMBALAK, David – JAKAB, František: Computer vision-based object recognition principles in education /  – 2013. In: ICETA 2013 : 11th IEEE International Conference on Emerging eLearning Technologies and Applications : proceedings : October 24-25, 2013, Stary Smokovec. – Danvers : IEEE, 2013 S. 253-257. – ISBN 978-1-4799-2161-4
  • AFC005 KAINZ, Ondrej – CYMBALAK, David: Web-based real-time examination system with anti-cheating capabilities /  – 2014. In: Poster 2014 : 18th International Student Conference on Electrical Engineering : May 15, 2014, Prague. – Praha : ČVUT, 2014 P. 1-4. – ISBN 978-80-01-05499-4
  • AFC007 KAINZ, Ondrej – CYMBALAK, David: On Estimation of Parameters from Real Scene in Multi Camera Environment /  – 2015. In: Poster 2015. – Prague : Czech Technical University, 2015 P. 1-4. – ISBN 978-80-01-05728-5
  • AFC009 KAINZ, Ondrej – HOREČNÝ, Matúš – JAKAB, František – CYMBALAK, David: Estimating the Object Size from Static 2D Image /  – 2015. In: Computing and Communication (IEMCON). – Danvers : IEEE, 2015 P. 1-5. – ISBN 978-1-4799-6908-1
  • AFC010 KAINZ, Ondrej – CYMBALAK, David – KARDOŠ, Slavomír – FECIĽAK, Peter – JAKAB, František: Low-cost Assistive Device for Hand Gesture Recognition using sEMG /  – 2016. In: Proceedings of SPIE. – Bellingham : SPIE, 2016 P. 1-7. – ISBN 978-151060430-8
  • AFC011 KAINZ, Ondrej – CYMBALAK, David – JAKAB, František – MICHALKO, Miroslav: Personal mobile meter for development of human body skeletal model /  – 2016. In: IEMCOM – 2016. – Vancouver : IEEE, 2016 P. 336-341. – ISBN 978-1-5090-0995-4
  • AFD006 MICHALKO, Miroslav – CEPERKO, František – CYMBALAK, David – BIŇAS, Miroslav: Access to CNL Videoserver educational content using mobile device /  – 2012. In: ICETA 2012 : 10th IEEE International Conference on Emerging eLearning Technologies and Applications : proceedings : November 8-9, 2012, Stará Lesná. – Budapest : Óbuda University Budapest, 2012 S. 269-274. – ISBN 978-14673-5121-8
  • AFD011 MICHALKO, Miroslav – CYMBALAK, David: Content protected adaptive streaming of multimedia over IP networks /  – 2013. In: ICETA 2013 : 11th IEEE International Conference on Emerging eLearning Technologies and Applications : proceedings : October 24-25, 2013, Stary Smokovec. – Danvers : IEEE, 2013 S. 281-287. – ISBN 978-1-4799-2161-4
  • AFD012 LÁMER, Jaroslav – CYMBALAK, David – JAKAB, František: Computer vision based object recognition principles in education /  – 2013. In: ICETA 2013 : 11th IEEE International Conference on Emerging eLearning Technologies and Applications : proceedings : October 24-25, 2013, Stary Smokovec. – Danvers : IEEE, 2013 S. 253-257. – ISBN 978-1-4779-2161-4
  • AFD015 KAINZ, Ondrej – KOVALČÍK, Michal – VÁPENÍK, Roman – JAKAB, František – CYMBALAK, David: Approaches and measures to enhancement of computer networks courses /  – 2014. In: ICETA 2014 : 12th IEEE International Conference on Emerging eLearning Technologies and Applications : proceedings : December 4-5, 2014, Starý Smokovec. – Danvers : IEEE, 2014 S. 227-232. – ISBN 978-1-4799-7738-3
  • AFD016 KAINZ, Ondrej – CYMBALAK, David – LÁMER, Jaroslav – JAKAB, František: Visual system for student attendance monitoring with non-standard situation detection /  – 2014. In: ICETA 2014 : 12th IEEE International Conference on Emerging eLearning Technologies and Applications : proceedings : December 4-5, 2014, Starý Smokovec. – Danvers : IEEE, 2014 S. 221-226. – ISBN 978-1-4799-7738-3