Dissertations

	CHENGMIN ZHOU	Deep reinforcement learning for crowd-aware robotic navigation
	Opponent	Prof. Juha Röning, University of Oulu, Finland
	Reviewers	Prof. Joni Kämäräinen, University of Tampere, Finland Dr. Kevin Sebastian Luck, Aalto University, Finland
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	October 19, 2023. Press release

	HIMAT SHAH	Automatic keyword extraction for webpages
	Opponent	Prof. Jyrki Nummenmaa, Tampere University, Finland
	Reviewers	Prof. Tapio Salakoski, Tampere University, Finland Prof. Vasile Manta, Technical University of Lași, Romania
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	November 15, 2022. Press release

	NILIMA SHAH	Optimizing Mumford-Shah image segmentation
	Opponent	Prof. Tommi Kärkkäinen, University of Jyväskylä, Finland
	Reviewers	Prof. Karen Eguiazarian, Tampere University, Finland Dr. Claude Cariou, Université de Rennes, France.
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	December 13, 2021. Press release

	THOMAS HO	Optimization for resource management using multi-agent systems
	Opponent	Dr. Janne Sorsa, KONE Industrial Ltd, Espoo, Finland
	Reviewers	Dr. Matti Kutila, VTT Technical Research Centre of Finland, Espoo, Finland Dr. John Page, University of New South Wales, Sydney, Australia.
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	March 30, 2021. Press release

	SAMI SIERANOJA	Clustering with kNN graph and k-means
	Opponent	Prof. Julius Žilinskas, Vilnius University, Lithuania
	Reviewers	Prof. Emre Celebi, University of Central Arkansas, USA Prof. Jyrki Kivinen, University of Helsinki, Finland
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	December 3, 2020. Press release

	JIAWEI YANG	Outlier detection techniques
	Opponent	Prof. Giacomo Boracchi, Politecnico di Milano, Italy
	Reviewers	Prof. Tommi Kärkkäinen, University of Jyväskylä, Finland Prof. Arthur Zimek, University of Southern Denmark, Denmark
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	September 10, 2020. Press release

	LAHARI SENGUPTA	Evaluation and players’ performance of the location-based game O-Mopsi
	Opponent	Prof. Vincent Charvillat, University of Toulouse, France
	Reviewers	Prof. (Emeritus) Jari Veijalainen, University of Jyväskylä, Finland Dr. Damianos Gavalas, University of the Aegean, Greece
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland Dr. Radu Mariescu-Istodor, University of Eastern Finland, Finland
	Defence	December 9, 2019. Press release

	ALEKSANDR SIZOV	Secure and robust speech representations for speaker and language recognition
	Opponent	Prof. Tuomas Virtanen, Tampere University of Technology, Finland
	Reviewers	Dr. Douglas A. Reynolds, Massachusetts Institute of Technology Associate Professor Claude Barras, Université Paris–Saclay
	Supervisors	Associate Professor Tomi Kinnunen, University of Eastern Finland, Finland Dr. Kong Aik Lee, Agency for Science, Technology and Research (A*STAR), Singapore
	Defence	December 18, 2017. Press release

	ROSA GONZALEZ HAUTAMÄKI	Human-induced voice modification and speaker recognition: automatic, perceptual and acoustic perspectives
	Opponent	Dr. Okko Räsänen, Aalto University, Finland
	Reviewers	Professor Isabel Trancoso, Instituto Superior Técnico, Portugal Emeritus Professor Gérard Chollet, Institut Mines-Telecom, France
	Supervisors	Associate Professor Tomi Kinnunen, University of Eastern Finland, Finland
	Defence	November 16, 2017. Press release

	RADU MARIESCU-ISTODOR	Efficient Management and Search of GPS Routes
	Opponent	Prof. Walter Kropatsch, Vienna University of Technology, Austria
	Reviewers	Prof. Hassan Karimi, University of Pittsburgh, USA Dr. John Krumm, Microsoft Research, USA
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	August 25, 2017. Press release News in Karjalainen (image)

	NAJLAH GALI	Summarizing the Content of Web pages
	Opponent	Prof. Jari Veijalainen, University of Jyväskylä, Finland
	Reviewers	Prof. Olfa Nasraoui, University of Louisville, USA Prof. Jyrki Nummenmaa, University of Tampere, Finland
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	January 27, 2017. Press release News in Karjalainen (image)

	HAMID BEHRAVAN	Advances in Automatic Foreign Accent Recognition
	Opponent	Prof. Martti Vainio, University of Helsinki, Finland
	Reviewers	Prof. Jean-Francois Bonastre, University of Avignon, France Prof. Michael Wagner, Technical University of Berlin, Germany
	Supervisors	Dr. Ville Hautamäki, University of Eastern Finland, Finland Dr. Tomi Kinnunen, University of Eastern Finland, Finland
	Defence	November 28, 2016. Press release

	MOHAMMAD REZAEI	Clustering Validation
	Opponent	Prof. Ioan Tabus, Tampere University of Technology, Finland
	Reviewers	Prof. James Bailey, University of Melbourne, Australia Prof. Ana Luisa N. Fred, Instituto Superior Tecnico, Portugal
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	June 10, 2016. Press release

	KAROL WAGA	Processing, Analysis and Recommendation of Location Data
	Opponent	Prof. Vasile Manta, Technical University of Iasi, Romania
	Reviewers	Dr. Jukka Teuhola, University of Turku, Finland Dr. Shonali Krishnaswamy, Institute for Infocomm Research, Singapore
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	November 9, 2015. Press release

	ANDREI TABARCEA	Location-Based Web Search and Mobile Applications
	Opponent	Prof. Tapio Salakoski, University of Turku, Finland
	Reviewers	Dr. Helena Ahonen-Myka, Tibidiscis Oy, Finland Dr. Dirk Ahlers, Norwegian University of Science and Technology, Norway
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	September 30, 2015. Press release

	MIKKO MALINEN	New Alternatives for k-Means Clustering
	Opponent	Prof. Refael Hassin, Tel-Aviv University, Israel
	Reviewers	Prof. Erkki Mäkinen, University of Tampere, Finland Prof. Olli Nevalainen, University of Turku, Finland
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	June 25, 2015. Press release

	CAIMING ZHONG	Improvements on Graph-based Clustering Methods
	Opponent	Prof. Tommi Kärkkäinen, University of Jyväskylä, Finland
	Reviewers	Dr. Samuel Rota Bulo, University of Venice, Italy Prof. Martti Juhola, University of Tampere, Finland
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	August 23, 2013. Press release

	ZIJIAN ZHU	High Quality High Dynamic Range Imaging
	Opponent	Dr. Alessandro Foi, Tampere University of Technology, Finland
	Reviewers	Prof. Rafal Mantiuk, Bangor University, United Kingdom Dr. Radu Bilcu, Nokia Research Center, Finland
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland Prof. Susanto Rahardja, Institute for Infocomm Research, Singapore
	Defence	August 7, 2013. Press release

	MINJIE CHEN	Processing of Maps and GPS Trajectories in Locationbased Applications
	Opponent	Prof. Susanto Rahardja, Institute for Infocomm Research, Singapore
	Reviewers	Prof. Ioan Tabus, Tampere University of Technology, Finland Prof. Sebastien Lefevre, University of South Brittany, France Prof. Pierre-Francois Marteau, University of South Brittany, France
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland Prof. Mantao Xu, Shanghai Dianji University, China
	Defence	September 21st, 2012. Press release

	QINPEI ZHAO	Cluster validity in clustering methods
	Opponent	Dr. Tapio Pahikkala, University of Turku, Finland
	Reviewers	Prof Olli Nevalainen, University of Turku, Finland Dr. Yi Da Xu, University of Technology, Australia
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland Prof. Mantao Xu, Shanghai Dianji University, China
	Defence	June 25th, 2012. Press release

	EVGENY KARPOV	Efficient speaker recognition for mobile devices
	Opponent	Prof. Zheng-Hua Tan, Aalborg University, Denmark
	Reviewers	Prof Paavo Alku, Aalto University, Finland Prof. Yuri N. Matveev, The National Research University of Information Technologies, Russia
	Supervisors	Dr. Tomi Kinnunen, University of Eastern Finland, Finland Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	November 19th, 2011. Press release

	RAHIM SAEIDI	Advances in front-end and back-end speaker recognition
	Opponent	Prof. Haizhou Li, Institute for Infocomm Research, Singapore
	Reviewers	Dr. Douglas A. Reynolds, Massachusetts Institute of Technology, USA Prof. Mikko Kurimo, Helsinki University of Technology, Finland
	Supervisors	Dr. Tomi Kinnunen, University of Eastern Finland, Finland Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	May 31st, 2011.

	VILLE HAUTAMÄKI	Improving pattern recognition methods for speaker recognition
	Opponent	Prof Pekka Kilpeläinen, University of Kuopio, Finland
	Reviewers	Prof. Martti Juhola, University of Tampere, Finland Prof. Olli Nevalainen, University of Turku, Finland
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	October 3rd, 2008. News in Tivi, Iltalehti, Karjalainen, Tiede

	ALEXEY PODLASOV	Processing of map images for improving quality and compression
	Opponent	Prof. Pekka Toivanen, University of Kuopio, Finland
	Reviewers	Associate Prof. Su Yang, Fudan University, China Prof Jukka Teuhola, University of Turku, Finland
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	December 10th, 2007. News in Ilta-Sanomat

	HAIBIN HUANG	Lossless audio coding for MPEG-4
	Opponent	Dr. Adriana Vasilache, Nokia Research Center, Finland
	Reviewers	Prof. Martti Juhola, University of Tampere, Finland Prof. Ioan Tabus, Tampere University of Technology, Finland
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	October 12th, 2007. News in Ilta-Sanomat

	ALEXANDER AKIMOV	Compression of digital maps
	Opponent	Prof. Xiaolin Wu, McMaster University, Canada
	Reviewers	Prof. Ioan Tabus, Tampere University of Technology, Finland Prof. Søren Forchhammer, Technical University of Denmark, Denmark
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland Dr. Alexander Kolesnikov, University of Eastern Finland, Finland
	Defence	November 11th, 2006. News in Ilta-Sanomat

	ISMO KÄRKKÄINEN	Methods for fast and reliable clustering
	Opponent	Prof Laurence S. Dooley, Monash University, Australia
	Reviewers	Prof. Olli Nevalainen, University of Turku, Finland Prof. Xiaowei Xu, University of Arkansas, USA
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	June 2nd, 2006

	TOMI KINNUNEN	Optimizing text-independent speaker recognition
	Opponent	Prof. Anil K. Jain, Michigan State University, USA
	Reviewers	Prof. Sadaoki Furui, Tokyo Institute of Technology, Japan Prof. Unto K. Laine, Helsinki University of Technology, Finland
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	June 19th, 2005

	MANTAO XU	K-means based clustering and context quantization
	Opponent	Prof. Samuel Kaski, University of Helsinki, Finland
	Reviewers	Prof. Laurence S. Dooley, Monash University, Australia Prof. Ales Leonardis, University of Ljubljana, Slovenia
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	June 18th, 2005

	OLLI VIRMAJOKI	Pairwise nearest neighbor method revisited
	Opponent	Prof. Erkki Mäkinen, University of Tampere, Finland
	Reviewers	Prof. Martti Juhola, University of Tampere, Finland Prof. Olli Nevalainen, University of Turku, Finland
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	December 11th, 2004

	PAVEL KOPYLOV	Processing and compression of raster map images
	Opponent	Prof. Søren Forchhammer, Technical University of Denmark, Denmark
	Reviewers	Prof. Jukka Teuhola, University of Turku, Finland Prof. Pekka Toivanen, Lappeenranta University of Technology, Finland
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	October 20th, 2004.

	ALEXANDER KOLESNIKOV	Efficient algorithms for vectorization and polygonal approximation
	Opponent	Prof. Gunilla Borgefors, Uppsala University, Sweden
	Reviewers	Prof. Sergey Ablameyko, National Academy of Science of Belarus, Belarus Prof. Xiaolin Wu, McMaster University, Canada
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	October 18th, 2003

	EUGENE AGEENKO	Context-based compression of binary images
	Opponent	Ioan Tabus, Tampere University of Technology, Finland
	Reviewers	Prof. Søren Forchhammer, Technical University of Denmark, Denmark Prof. Olli Nevalainen, University of Turku, Finland
	Supervisors	Prof. Pasi Fränti, University of Eastern Finland, Finland
	Defence	May 5th, 2000.