Home   About the Department   Research   Staff
     Login  
  
Keresés 

István VAJK Dr.
Head of Department, Professor
Room: I.B.155.
Phone: +36 (1) 463-3701, +36 (1) 463-3491
Fax: +36 (1) 463-2871
E-mail:
Homepage: http://www.aut.bme.hu/portal/vajk

Department of Automation and Applied Informatics
Postal address: Budapest 1111, Goldmann György tér 3. IV. em.
Secretariat: V2. épület 433.
Phone(36-1) 463-2870
Fax(36-1) 463-2871
Most importatnt publications
All publications

Publications
Books
2007 
István Vajk
Proceedings of the Automation and Applied Computer Science Workshop 
2007
2006 
István Vajk
Proceedings of the Automation and Applied Computer Science Workshop 
2006
Inbooks
2007 
Kristóf Csorba, István Vajk
Term clustering and confidence measurement in document clustering 
2007
2005 
Renáta Iváncsy, Sándor Juhász, István Vajk
A State Machine-Tree Approach-Based Efficient Sequential Pattern Mining Algorithm 
2005
István Vajk
State space control 
Instrument engineers'handbook (IEH), 2005
2003 
Róbert Tuschák, István Vajk, Ruth Bars, Jenő Hetthéssy, András Barta, Hassan Charaf
Teaching basic control theory: a novel approach using web - matlab based teaching materials 
Innovations 2003: World innovations in engineering education and research, 2003
I. Farkas, István Vajk
Experiments with robust internal model-based controller for Acurex field 
The improving human potential programme. Research results at Plataforma Solar de Almeria within the year 2002 access campaign.Serie Ponencias, 2003
1988 
László Keviczky, István Vajk, M. Vajta
Load-frequency regulation: adaptive control 
System and Control Encyclopedia: Theory, Technology, Application, 1988
1986 
István Vajk, M. Vajta, László Keviczky, R. Haber, Jenő Hetthéssy, K. Kovács
Adaptive load-frequency control of the Hungarian power system 
Adaptive Methods for Control System Design, 1986
1980 
R. Haber, Jenő Hetthéssy, László Keviczky, István Vajk, A. Kovács, Z. Császár, N. Czeiner, A. Fehér, A. Turi
Adaptive level control in a glass furnace 
Application of adaptive control, 1980
Journals
2009 
Levente Hunyadi, István Vajk
An identification approach to dynamic errors-in-variables systems with a preliminary clustering of observations 
Periodica Polytechnica, 2009
Levente Hunyadi, István Vajk
An Errors-in-Variables Parameter Estimation Method with Observation Separation 
Scientific Bulletin of “Politehnica” University of Timişoara, Transactions on Automatic Control and Computer Science, 2009
Levente Hunyadi, István Vajk
Identifying Dynamic Systems with Polynomial Nonlinearities in the Errors-in-Variables Context 
WSEAS Transactions on Systems, 2009
2008 
István Vajk
Parameter estimation from noisy measurements 
International Journal of Systems Science, 2008
2006 
Renáta Iváncsy, István Vajk
Frequent Pattern Mining in Web Log Data 
Acta Polytechnica Hungarica, Journal of Applied Science at Budapest Tech Hungary, Special Issue on Computational Intelligence, 2006
Renáta Iváncsy, István Vajk
Time- and Memory-Efficient Frequent Itemset Discovering Algorithm for Association Rule Mining 
International Journal of Computer Applications in Technology, Special Issue on Data Mining Applications, 2006
András Barta, István Vajk
Integrating Low and High Level Object Recognition Steps by Probabilistic Networks 
International Journal of Information Technology, 2006
2005 
István Vajk
Identification methods in a unified framework 
Automatica, 2005
Renáta Iváncsy, István Vajk
Fast Discovery of Frequent Itemsets: a Cubic-Structure-based Approach 
Computational Intelligence in Data mining Special Issue of the Informatica Journal an International Journal of Computing and Informatics, 2005
István Farkas, István Vajk
Internal model-based controller for solar plant operation 
Computers and electronics in agriculture, 2005
István Vajk, Jenő Hetthéssy
Load forecasting using nonlinear modelling 
Control Engineering Practice, 2005
András Barta, István Vajk
Document image analysis by probabilistic network and circuit diagram extraction 
Informatica - An International Journal of Computing and Informatics, Special Issue on Multimedia Mining in Soft Computing, 2005
Renáta Iváncsy, István Vajk
Time- and Memory-Efficient Frequent Itemset Discovering Algorithm for Association Rule Mining 
International Journal of Computer Applications in Technology, Special Issue on Data Mining Applications (in press), 2005
Renáta Iváncsy, István Vajk
Automata Theory Approach for Solving Frequent Pattern Discovery Problems 
Transactions on Enformatika, Systems Sciences and Engineering, 2005
Renáta Iváncsy, István Vajk
Efficient Sequential Pattern Mining Algorithms 
WSEAS Transactions on Computers, 2005
Renáta Iváncsy, István Vajk
PD-Tree: A New Approach to Subtree Discovery 
WSEAS Transactions on Information Science and Applications, 2005
András Barta, István Vajk
Processing circuit diagrams with belief network and intelligent agents 
WSEAS Transactions on Information Sciences and Applications, 2005
2004 
Renáta Iváncsy, István Vajk
Finding the Size-Restricted Frequent Itemsets in Market Basket Data 
Bulletin of Politehnica University of Timisoara, Transactions on Automatic Control and Computer Science, 2004
2003 
István Vajk, Jenő Hetthéssy
Identification of nonlinear errors-in-variables models 
Automatica, 2003
C. Banyasz, László Keviczky, István Vajk
A novel adaptive control system for raw material blending 
Control Systems Magazine, 2003
2001 
K. Monostori, A.B. Zaslavsky, István Vajk
Suffix vector: A space-efficient suffix tree representation 
ISAAC 2001, Algorithms and Computation, 2001
2000 
István Vajk, Jenő Hetthéssy, Hassan Charaf
Neural network approximators in modelling dynamic nonlinear systems 
Electrotechnik und Informationstechnik, 2000
M. Berzsenyi, István Vajk, H. Zhang
Application layer anycast 
Periodica Polytechnica Ser.El.Eng., 2000
1998 
M. Berzsenyi, István Vajk, H. Zhang
Design and implementation of a video on-demand system 
Computer Networks and ISDN Systems, 1998
Hassan Charaf, István Vajk
A new structure for nonlinear system identification using neural networks 
Periodica Polytechnica Ser.El.Eng, 1998
1992 
István Vajk
Receding horizon control with hard constraints 
Mérés és Automatika, 1992
1990 
István Vajk
Mátrix faktorizációs algoritmusok 
Mérés és Automatika, 1990
F. Mellius, István Vajk
Adaptive Mischungsregelung, ein Baustein für das laborautomationssystem POLAB 
Zement-Kalk-Gips, 1990
1989 
Ruth Bars, M. Habermayer, T. Kovács, István Vajk
Szabályozástechnikai programcsomag IBM-PC számítógépre 
Automatizálás, 1989
1986 
István Vajk, Jenő Hetthéssy
INTELLICON: egy ipari, többhurkos adaptív szabályozó 
Mérés és automatika, 1986
István Vajk, M. Vajta, K. Kovács
Erőművek real-time feszültség - meddőteljesítmény szabályozása 
Mérés és Automatika, 1986
1985 
István Vajk, M. Vajta, László Keviczky, R. Haber, Jenő Hetthéssy, K. Kovács
Adaptive load-frequency control of the Hungarian power system 
Automatica, 1985
1984 
Róbert Tuschák, Ruth Bars, R. Haber, M. Habermayer, T. Kovács, István Vajk, M. Vajta
ICONGRAPH - program package for interactive controller design by graphical plotting 
Automatica, 1984
1981 
R. Haber, Jenő Hetthessy, László Keviczky, István Vajk, A. Feher, N. Czeiner, Z. Csaszar, A. Turi
Identification and adaptive control of a glass melting furnace 
Automatica , 1981
R. Haber, István Vajk, M. Vajta
A BME Automatizálási Tanszéken kidolgozott folyamatidentifikációs és szabályozótervező rendszerek és ipari alkalmazásaik 
Mérés és Automatika, 1981
1980 
István Vajk
Folytonos dinamikus rendszerek paramétereinek becslése mintavételezett jelek alapján 
Mérés és Automatika, 1980
István Vajk, Jenő Hetthéssy, László Keviczky, K. Kovács
Önbeállító szabályozók alkalmazása a villamosenergia-iparban 
Mérés és Automatika, 1980
László Keviczky, R. Haber, Jenő Hetthéssy, István Vajk, A. Turi
Egy üveggyári kemence identifikációja és adaptiv irányitása 
Mérés és Automatika, 1980
István Vajk, Jenő Hetthéssy, László Keviczky, K. Kovács
Application of adaptive regulator in power systems 
Periodica Polytechnica, 1980
László Keviczky, R. Haber, Jenő Hetthéssy, István Vajk, A. Fehér, N. Czeiner, Z. Császár, A. Turi
Identification and adaptive control of a glass furnace 
Periodica Polytechnica, 1980
István Vajk
Parameter estimation of continuous dynamic systems from sampled signals 
Periodica Polytechnica, EE, 1980
1979 
Ruth Bars, R. Haber, M. Habermayer, Jenő Hetthéssy, István Vajk, M. Vajta
MERCEDES - Interaktív folyamatirányítási software rendszer számítógépes mozgó laboratóriumra 
Mérés és Automatika, 1979
Ruth Bars, R. Haber, M. Habermayer, Jenő Hetthéssy, László Keviczky, István Vajk, M. Vajta, N. Czeiner, Z. Császár
MERCEDES - an interactive software package for a portable process computer laboratory 
Periodica Polytechnica, El.Eng, 1979
1978 
István Vajk
PROCAL - szimulációs nyelv folyamatirányítási algoritmusok vizsgálatára 
Számológép, 1978
1976 
István Vajk, László Keviczky
On the adaptive identification of systems with time-varying parameters 
Periodica Polytechnica, 1976
Conferences
2009 
Levente Hunyadi, István Vajk
An approach to identifying linearizable dynamic errors-in-variables systems 
Proc. of 10th International PhD Workshop on Systems and Control, 2009
Levente Hunyadi, István Vajk
Separation methods for dynamic errors-in-variables system identification 
Proc. of European Control Conference (ECC), 2009
Levente Hunyadi, István Vajk
Identifying dynamic systems with a nonlinear extension of the generalized Koopmans-Levin method 
Proc. of microCAD International Scientific Conference, 2009
Levente Hunyadi, István Vajk
Polinomiális jellegű nemlinearitásokból álló dinamikus rendszer paraméterbecslése 
Proc. of microCAD International Scientific Conference, 2009
Levente Hunyadi, István Vajk
Estimating parameters of dynamic errors-in-variables systems with polynomial nonlinearities 
Signal Processing Systems, Proc. of 8th WSEAS International Conference on Signal Processing (SIP), 2009
2008 
Levente Hunyadi, István Vajk
Identification of errors-in-variables systems using data clustering 
Proc. of 15th International Conference on Systems, Signals and Image Processing (IWSSIP), 2008
Levente Hunyadi, István Vajk
Parameter estimation for errors-in-variables systems using partitioned input data 
Proc. of 8th International Conference on Technical Informatics (CONTI), 2008
2007 
Zoltán Dávid, István Vajk
Presenting the Model-Free Control Approach through Iterative Feedback Tuning 
Automation and Applied Computer Science Workshop, 2007
András Barta, István Vajk
Controlling the Visual Attention with Layered Dual Pyramid Architecture 
IEEE International Conference of Intelligent Engineering Systems, 2007
B.Tóthfalussy, István Vajk
Graph-based semantic web service composition strategies 
microCAD 2007, International Scientific Conference, 2007
Kristóf Csorba, István Vajk
Cascaded classifiers in document clustering 
microCAD 2007, International Scientific Conference, 2007
Kristóf Csorba, István Vajk
Comparison of feature space covering methods in document clustering 
microCAD 2007, International Scientific Conference, 2007
András Barta, B.Takács, István Vajk
Controlling the Visual Attention of intelligent Vehicles 
The 13th International Conference on Robotics and Applications, 2007
2006 
István Vajk, Jenő Hetthéssy
Covariance matching criteria in EIV identification 
14ht IFAC Symposium on System Identification, 2006
Zoltán Dávid, Gábor Gincsai, István Vajk
Multi-threaded Application Tuning Based On Reinforcement Learning 
Automation and Applied Computer Science Workshop, 2006
B.Tóthfalussy, István Vajk
Framework for automatic composition of semantic web services 
CONTI’2006, The 7th International Conference of Technical Informatics, 2006
András Barta, István Vajk
Adaptive multi-scale vision system for robotic applications 
IEEE International Conference on Mechatronics (ICM), 2006
Kristóf Csorba, István Vajk
Feature Space Transformations in Document Clustering 
INES, 10th International Conference on Intelligent Engineering Systems, 2006
Kristóf Csorba, István Vajk
Composition of Methods in Document Clustering 
ISIM'06 Information Systems Implementation and Modelling, 2006
Kristóf Csorba, István Vajk
Document Clustering using Singular Value Decomposition and Double Clustering 
microCAD 2006 International Scientific Conference, 2006
Zoltán Dávid, István Vajk
Applying reinforcement learning techniques in multiagent systems 
MicroCAD 2006 International Scientific Conference, 2006
Kristóf Csorba, István Vajk
Term Clustering and Confidence Measurement in Document Clustering 
Proceedings of The 7th International Conference on Technical Informatics, 2006
Jenő Hetthéssy, István Vajk
Generalization of the Koopmans-Levin algorithm 
Proceedings of the Workshop on System Identification and Control Systems, 2006
Kristóf Csorba, István Vajk
Double clustering in Latent Semantic Indexing 
The 4th Slovakian - Hungarian Joint Symposium on applied Machine Intelligence, 2006
2005 
István Vajk, Jenő Hetthéssy
On the generalization of the Koopmans-Levin estimation method 
44th IEEE Conference on Decision and Control and European Control Conference ECC 2005, 2005
András Barta, Ruth Bars, István Vajk, Zsuzsa Preitl
Practical controller design considering input saturation 
International Carpathian Control Conference, ICCC'2005, 2005
Zsuzsa Preitl, Ruth Bars, István Vajk, R. Haber
Cascade GPC with minimax optimal inner control loop 
International Carpathian Control Conference, ICCC'2005, 2005
István Vajk
Identifikáció zajos mérések alapján 
Irányítástudomány és infokommunikáció kiadvány, 2005
Renáta Iváncsy, Gábor Iváncsy, István Vajk
Image Indexing Using Frequent Graph Mining Technique 
Proc. of MicroCAD 2005 International Scientific Conference, University of Miskolc, 2005
Renáta Iváncsy, Sándor Juhász, István Vajk
Fast Discovery of Sequential Patterns by Level-Wise Approach 
Proc. of MicroCAD 2005 International Scientific Conference, University of Miskolc, 2005
Renáta Iváncsy, Sándor Juhász, István Vajk
Sequential Pattern Mining Using Finite State Machine-based Approach 
Proc. of the 10th Panhellenic Conference of Informatics (PCI'2005), 2005
Renáta Iváncsy, István Vajk
Fast Discovery of Tree Patterns 
Proc. of the 5th International Conference for PhD Students, 2005
András Barta, István Vajk
Document processing with Bayesian network and agent-based programming 
Proc. of the 5th WSEAS Int. Conf. on Signal, Speech and Image Processing, 2005
Renáta Iváncsy, István Vajk
Efficient Subtree Inclusion Testing in Subtree Discovering Applications 
Proc. of the 5th WSEAS International Conference on Simulation, Modeling and Optimization, 2005
Renáta Iváncsy, István Vajk
Different Aspects of Web Log Mining 
Proc. of the 6th International Symposium of Hungarian Researchers on Computational Intelligence, 2005
Renáta Iváncsy, István Vajk
A Survey of Discovering Frequent Patterns in Graph Data 
Proc. of the IASTED International Conference on Databases and Applications ~DBA 2005~ as part of the Twenty-Third IASTED International Multi-Conference on Applied Informatics, 2005
Renáta Iváncsy, István Vajk
SeqTreeMiner: a New Approach to Sequence Mining 
Proc. of the International Carpatian Control Conference (ICCC'2005), 2005
István Vajk, Jenő Hetthéssy
Subspace identification methods: review and re-interpretation 
The 5th International Conference on Control and Automation ICCA2005, 2005
2004 
Levente Hajder, D. Chetverikov, István Vajk
Robust Structure from Motion under Weak Perspective 
3DPVT 2004, 2004
András Barta, István Vajk
Structural object recognition by probalilistic feedback 
András Barta and István Vajk, 2004
Ferenc Kovács, Renáta Iváncsy, István Vajk
Dynamic Itemset Counting in PC Cluster Based Association Rule Mining 
CD-ROM Proc. of Fourth International ICSC Symposium on Engineering of Intelligent Systems (EIS 2004), 2004
Renáta Iváncsy, Ferenc Kovács, István Vajk
An Analysis of Association Rule Mining Algorithms 
CD-ROM Proc. of Fourth International ICSC Symposium on Engineering of Intelligent Systems (EIS 2004), 2004
Levente Hajder, D. Chetverikov, István Vajk
Robust Structure from Motion by Outlier Rejection 
Hajder L., Chetverikov D., Vajk I. (2004) Robust Structure from Motion by Outlier Rejection. Proc. Fourth Hungarian Conference on Image Processing and Pattern Recognition (KÉPAF), 2004
Barnabás Helmajer, István Vajk
Image Data Compression Using N-way Decomposition Methods 
Microcad 2004. International Scientific Conference, 2004
Ferenc Kovács, István Vajk
Asynchronous Algorithms in PC Cluster Based Association Rule Mining 
Microcad 2004. International Scientific Conference, 2004
Renáta Iváncsy, István Vajk
Fast Discovery of Frequent Patterns in Market Basket Data 
Proc. of 4th International Conference on Intelligent Systems Design and Applications (ISDA'04), 2004
Ferenc Kovács, István Vajk
Performance Analysis of PC Cluster Based Association Rule Mining Algorithms 
Proc. of IEEE International Conference on Intelligent System Design and Application, 2004
Ferenc Kovács, István Vajk
Asynchronous Algorithms in PC Cluster Based Association Mining 
Proc. of MicroCAD 2004 International Scientific Conference, University of Miskolc , 2004
Renáta Iváncsy, István Vajk
Size Restricted Association Rule Mining 
Proc. of MicroCAD 2004 International Scientific Conference, University of Miskolc , 2004
Sándor Juhász, Renáta Iváncsy, István Vajk
Performance Modelling of the Apriori Association Rule Mining Algorithm 
Proc. of MicroCAD 2004 International Scientific Conference, University of Miskolc, 2004
Ferenc Kovács, Renáta Iváncsy, István Vajk
Evaluation of the Serial Association Rule Mining Algorithms 
Proc. of the 22nd IASTED International Conference on Databases and Applications, 2004
Gábor Iváncsy, Renáta Iváncsy, István Vajk
Graph Mining-Based Image Indexing 
Proc. of the 5th International Symposium of Hungarian Researchers on Computational Intelligence, 2004
2003 
István Vajk
Identification methods in a unified framework 
13th IFAC Symposium on System Identification, 2003
Zsuzsa Preitl, Ruth Bars, István Vajk, R. Haber
Hybrid IMC dead-beat controller design in delta domain 
2nd IFAC Conference on Control Systems Design, 2003
András Barta, István Vajk
Structural, data driven edge detection 
IASTED International Conference on Visualization, Imaging and Image Processing (VIIP 2003), 2003
István Vajk, Jenő Hetthéssy
Identification of a nonlinear errors-in-variables model 
IFAC Workshop on Control Application of Optimisation (CAO), 2003
András Barta, István Vajk
Controller design by direct numerical optimization 
Workshop on Control Application of Optimisation (CAO), 2003
2002 
András Barta, Z. Major, G. Somonyi, M. Visontai, István Vajk
A modular development af autonomous mobile robot 
11th.Workshop on Robotics in Alpe-Adria-Danube Region, 2002
I. Farkas, István Vajk
Internal model-based controller for a solar plant 
IFAC 2002. 15th Triennial World Congress, 2002
István Vajk, Jenő Hetthéssy
Identification of nonlinear errors-in-variables models 
IFAC 2002. 15th Triennial World Congress, 2002
I. Farkas, István Vajk
Modelling and control of a distributed collector field 
Int. Congress Energy and Environment, 2002
András Barta, István Vajk
An attributed graph structure for object recognition 
Proc. of the IASTED Int. Conf. Signal processing, pattern recognition and application, 2002
I. Farkas, István Vajk
Experiments with internal model-based controller for acurex field 
Proceedings of the 2nd Users Workshop, 2002
2001 
István Vajk, Jenő Hetthéssy
An improved version of the Koopmans-Levin algorithm 
ECC'01 European Control Conference, 2001
2000 
András Barta, István Vajk
Model creation for factory floor robot 
11th IFAC Workshop CAO'2000 on Control Applications of Optimization, 2000
András Barta, István Vajk
Identifying objects for factory transportation robot 
AIRTC-2000, IFAC Workshop on Artificial Intelligence in Real-time Control, 2000
A. Zolnay, A. Lassó, Hassan Charaf, István Vajk
Configurable remote, platform independent control system 
IFAC/IEEE Symposium on Advances in Control Education, ACE2000, 2000
István Vajk, Jenő Hetthéssy
ML version of the Koopmans-Levin algorithm 
Symposium on Intelligent Systems in Control and Measurement, 2000
1999 
György Szitnyai, Ferenc Kovács, Hassan Charaf, István Vajk
Object Web kialakítása DCOM és COBRA alapon 
NETWORKSHOP’99 Konferencia, 1999
Hassan Charaf, Róbert Tuschák, István Vajk, Ruth Bars, Jenő Hetthéssy, Ferenc Kovács, György Szitnyai
A New Web/Matlab Based System in Control Education 
Proc. of 14th IFAC World Congress, 1999
Ferenc Kovács, György Szitnyai, István Vajk, Charaf Hassan
Internet Based Control Theory Education 
Proc. of Symposium on Intelligent Systems in Control and Measurement, 1999
Hassan Charaf, Róbert Tuschák, István Vajk, Ruth Bars, J. Hethéssy, Ferenc Kovács, G. Szitnyai
A new Web/Matlab Based System In Control Education 
Proceedings of 14th IFAC World Congress, 1999
István Vajk
Sensitivity of nonlinear dymanic modeling 
Proceedings of 14th IFAC World Congress, 1999
R. Borda, István Vajk
Using online load forecast system for SIMONE look ahead simulation 
Simone Congress'99, 1999
Sándor Juhász, László Zsolt Farkas, István Vajk, Hassan Charaf
Visual Graphical Editor for Programming and Simulation of PLC Systems 
Symposium on Intelligent Systems in Control and Measurement (INTCOM'99), 1999
Ferenc Kovács, Gy. Szitnyai, István Vajk, Hassan Charaf
Internet based control theory education 
Symposium on Intelligent Systems in Control and Measurement, 1999
Ruth Bars, Jenő Hetthéssy, István Vajk
Computer laboratory exercises supporting the basic and advanced control courses 
Symposium on Intelligent Systems in Control and Measurement, 1999
Sándor Juhász, László.Zs. Farkas, István Vajk, Róbert Tuschák
Visual graphical editor for programming and simulation PLC systems 
Symposium on Intelligent Systems in Control and Measurement, 1999
1998 
István Vajk, Hassan Charaf, Jenő Hetthéssy
Feedback Linearization Using Approximate Model 
IFAC Workshop on Adaptive Control and Signal Processing, 1998
M. Berzsenyi, István Vajk, H. Zhang
Video on-demand system architecture 
IFIP'98/Telecooperation '98, 1998
M. Berzsenyi, István Vajk, H. Zhang
Anycast as an application layer service 
IMACS International Conference on Circuits, Systems and Computers'98 (CSC'98), 1998
Róbert Tuschák, Hassan Charaf, István Vajk, Ruth Bars, Jenő Hetthéssy, Ferenc Kovács, G. Szitnyai
Modern ways of control education 
Int. Conference on Systems, Signals, Controls, Computers (SSCC'98), 1998
A. Zolnay, Zoltán Benedek, L. Béres, Hassan Charaf, István Vajk
New Aspects of Control Systems 
INTCOM'98 Symposium on Intelligent Systems In Control and Measurement, 1998
István Vajk, Hassan Charaf, Jenő Hetthéssy
Applications of Neural Networks For Feedback Linearization 
INTCOM'98 Symposium on Intelligent Systems In Control and Measurement, 1998
M. Berzsenyi, István Vajk, H. Zhang
Anycasting 
International Conference on Multimedia Technology and Telecommunication Services '98 (ICOMT'98), 1998
Gábor Bányász, G. Lucz, Hassan Charaf, István Vajk
New Horizons in Network Management 
International Conference on: Circuits, Systems and Computers IMACS-CSC'98, 1998
A. Zolnay, István Vajk, Hassan Charaf
Platformfüggetlen, elosztott szabályozástechnikai rendszer 
Mérés-Automatizálás'98 Konferencia, 1998
Ferenc Kovács, G. Szitnyai, Hassan Charaf, István Vajk
Interaktív Szabályozástechnikai Rendszer 
Mérés-Automatizálás'98 Konferencia, 1998
István Vajk, Jenő Hetthéssy, Hassan Charaf
Sensitivity Reduction Of Dynamic NN Approximations 
NC'98. International ICSC/IFAC Symposium on Neural Computation, 1998
István Vajk, Jenő Hetthéssy, Hassan Charaf
Reduction of modelling error in nonlinear dynamic systems 
Nonlinear Control Systems Design Symposium, NOLCOS'98 IFAC Conference, 1998
M. Berzsenyi, István Vajk, H. Zhang
Video server design issues 
Proc. 8th Interational Telecommunication Network Planning Symposium, Networks'98, 1998
György Szitnyai, Ferenc Kovács, Hassan Charaf, István Vajk
New Aspects in Process Control Education 
Proc. of 3rd International Conference on Technical Informatics, 1998
Ferenc Kovács, György Szitnyai, Krisztián Monostori, Hassan Charaf, István Vajk
Teaching Control Theory Interactively 
Proc. of IFIP World Congress (IFIP 98), 1998
Robert Tuschák, Hassan Charaf, István Vajk, Ruth Bars, Jenő Hetthéssy, Ferenc Kovacs, György Szitnyai
Modern Ways of Control Education 
Proc. of Internation Conference in Systems, Signals, Controls and Computers, 1998
A. Zolnay, Zoltán Benedek, L. Béres, Hassan Charaf, István Vajk
Modern Software Aspects of Control Systems 
Third International Conference On Technical Informatics, CONTI'98 , 1998
Ferenc Kovács, G. Szitnyai, K. Monostori, Hassan Charaf, István Vajk
Teaching Control Theory Interactively 
World Congress IFIP'98, 1998
1996 
Hassan Charaf, István Vajk
Linearization of nonlinear systems by neural networks 
7th International Power Electronics and Motion Control Conference. (PEMC'96), 1996
István Vajk
Biorthogonal matrix factorization algorithms for parameter estimation 
7th International Power Electronics and Motion Control Conference. (PEMC'96), 1996
1995 
Hassan Charaf, István Vajk
Identification and Control of Systems with Nonsmooth Nonlinearities Using Neural Networks 
AMSE Symposium on Systems Analysis, Control and Design SYS'95, 1995
E. Kovács, István Vajk
Szakértői rendszer alkalmazása villamosenergia-rendszerekben 
Automation'95 Conference (Automatizálás'95 Konferencia), 1995
Hassan Charaf, István Vajk
System Identification by Neural Networks 
Automation'95 Conference (Automatizálás'95 Konferencia), 1995
Cs. Bányász, László Keviczky, István Vajk
Application of a new generic optimal controller structure for raw material blending 
IFAC Symp.(8th) Automation in Mining, Mineral and Metal Processing, 1995
Hassan Charaf, István Vajk
Neural networks can be trained faster 
Preprints of Adaptive systems in control and signal processing. 5th IFAC Symposium, (IFAC ACASP'95), 1995
1994 
Cs. Bányász, István Vajk, László Keviczky
Time-delay in simulation and estimation 
Intelligent Components and Instruments for Control Applications, 2nd IFAC Symposium. SICICA'94 , 1994
A. Soumelidis, Cs. Bányász, László Keviczky, István Vajk
On the use of virtual instruments in realizing adaptive controllers 
Intelligent Components and Instruments for Control Applications, 2nd IFAC Symposium. SICICA'94, 1994
István Vajk, A. Soumelidis, Cs. Bányász, László Keviczky
Adaptive controllers as virtual instruments 
Preprints: SYSID'94, 10th IFAC Symposium on System Identification , 1994
1993 
L.T. Binh, István Vajk
Nemlineáris szabályozások a gyakorlatban 
XXIX.Ipari Elektronikus Mérés és Szabályozás Szimpózium, 1993
1992 
István Vajk
Receding horizon control with hard constraints 
Automation'92 Conference, 1992
1991 
István Vajk, László Keviczky, Jenő Hetthéssy, F.J. Adrian, M. Hilger, J. Kolostori
Adaptive composition control 
IFAC/IFORS Symposium on Identification and System Parameter Estimation, 1991
1989 
István Vajk, M. Hoffmann
Irányítástechnikai munkahely 
Automatizálás'89 Konferencia, 1989
Ruth Bars, M. Habermayer, T. Kovács, István Vajk
Szabályozási célú programcsomag IBM-PC számítógépre 
Automatizálás'89 Konferencia, 1989
István Vajk
Workstation for process control 
Proceedings of the Thirty-Ninth ISMM International Symposium, Mini and Microcomputers and their Application, 1989
1986 
László Keviczky, Cs. Bányász, István Vajk
How to design and implement an industrial adaptive pid regulator (Intellicon) 
2nd Latin American Congress on Automatic Control, 1986
J. Bokor, István Vajk, A. Kovács
Ipari csőkemence többváltozós dinamikus modelljének identifikációja 
Automatizálás '86., 1986
A. Kovács, G. Baranyai, J. Bokor, István Vajk
Ipari csőkemence számítógépes irányítása 
Automatizálás'86, 1986
1985 
István Vajk, M. Vajta, K. Kovács
Real-time control of reactive power in a power plant 
IFAC Identification and System Parameter Estimation 1985, 1985
László Keviczky, István Vajk, Jenő Hetthéssy
INTELLICON: an industrial multiloop adaptive regulator 
IFAC Identification and System Parameter Estimation 1985, 1985
1983 
Jenő Hetthéssy, István Vajk, R. Haber, M. Hilger, László Keviczky
A microprocessor based adaptive composition control system 
Symposium on Digital Control Applications, 1983
1982 
R. Haber, István Vajk, László Keviczky
Nonlinear system identification by ``linear'' systems having signal-dependent parameters 
6th IFAC Symp. on System Identification and Process Parameter Estimation, 1982
Róbert Tuschák, Ruth Bars, R. Haber M. Habermayer, T. Kovács, István Vajk, M. Vajta, László Keviczky
ICONGRAPH - program package for interactive controller design by graphical plotting 
SOCOCO Software for Computer Control, 1982
1981 
M. Habermayer, Ruth Bars, István Bézi, R. Haber, László Keviczky, T. Kovács, P. Magyar, István Vajk, M. Vajta
Programcsomagok az oktatásban 
Automatizálás, 1982/4, 1981
K. Kovács, B. Bechtold, László Keviczky, M. Vajta, István Vajk, Jenő Hetthéssy, R. Haber
Load-frequency control with adaptive regulators 
Conference on Control and its Applications, 1981
R. Haber, M. Vajta, István Vajk, László Keviczky, T. Kovács, M. Habermayer, Ruth Bars
ICONGRAPH - interaktív programrendszer szabályozási rendszerek vizsgálatához 
II. Magyar Számítástechnikai Oktatási Konferencia, 1981
M. Habermayer, Ruth Bars, István Bézi, R. Haber, László Keviczky, T. Kovács, P. Magyar, István Vajk, M. Vajta
A BME Automatizálási Tanszékén kifejlesztett programcsomagok az oktatásban 
III. Országos Automatizálás-Oktatási Konferencia, 1981
István Vajk, M. Vajta, László Keviczky, R. Haber, Jenő Hetthéssy, K. Kovács
Adaptive load-frequency control of the Hungarian power system 
Proc. 8th IFAC World Congress, 1981
1980 
István Vajk, László Keviczky, Jenő Hetthéssy
Self-tuning load-frequency control 
Third Polish-English Seminar on Real-time Process Control, 1980
1979 
László Keviczky, István Vajk, Jenő Hetthéssy
A self-tuning extremal controller for the generalized Hammerstein model 
IFAC Symposium on Identification and System Parameter Estimation , 1979
R. Haber, Jenő Hetthéssy, László Keviczky, István Vajk, A. Fehér, N. Czeiner, Z. Császár, A. Turi
Identification and adaptive control of a glass furnace by a portable process computer laboratory 
IFAC Symposium on Identification and System Parameter Estimation , 1979
István Vajk, László Keviczky
Program modern folyamatirányítási algoritmusok szimulációjára 
PCSP74. 24. Tájékoztató. Egyetemi Számítóközpont, 1979
R. Haber, Jenő Hetthéssy, László Keviczky, István Vajk, M. Vajta, K. Kovács
Some investigations on classical and adaptive load-frequency control 
Proc. of the Workshop on Applications of Adaptive Control, 1979
R. Haber, Jenő Hetthéssy, László Keviczky, István Vajk, A. Kovács, Z. Császár, N. Czeiner, A. Fehér, A. Turi
Adaptive level control in a glass furnace 
Proc.of the Workshop on Applications of Adaptive Control, 1979
A. Fehér, N. Czeiner, Z. Császár, A. Turi, László Keviczky, Ruth Bars, R. Haber, M. Habermayer, Jenő Hetthéssy, István Vajk, M. Vajta
MERCEDES - interactive software package for identification and experimental control of industrial plants by a portable process computer laboratory 
SOCOCO '79, 2-nd IFAC/IFIP Symposium on Software for Computer Control, 1979
1978 
László Keviczky, István Vajk
A self-tuning extremum regulator 
12th Annual Asilomar conference, 1978
K. Kovács, Jenő Hetthéssy, László Keviczky, István Vajk
Self-tuning regulator design for load-frequency control 
IASTED International Conferences on Measurement and Control, MECO'78, 1978
László Keviczky, István Vajk, Jenő Hetthéssy, K. Kovács
Adaptive controller in electric power system 
Simulation, Modelling and Decision in Energy Systems, 1978
István Vajk, László Keviczky, K. Kovács, Jenő Hetthéssy
Application of self-adjusting regulator in interconnected power system 
Summer Computer Simulation Conference, 1978
1976 
István Vajk, László Keviczky
A simulation language for process control 
21. Internationales Wissenschaftliches Kolloquium, 1976
1975 
István Vajk, László Keviczky, Cs. Bányász
PROCAL in the service of control engineering 
AICE International Symposium on Simulation Languages for Dynamic System, 1975
László Keviczky, István Vajk, Cs. Bányász
On application of PROCAL in simulation of identification and control algorithms 
Simulation'75, 1975
1974 
László Keviczky, István Vajk, Cs. Bányász
PCSP - an efficient simulator for modern process control algorithms 
Summer Computer Simulation Conference, 1974
Technical reports
2001 
K. Monostori, A. Zaslavsky, István Vajk
Suffix vector: A space-efficient representation of a suffix tree 
Monash University, 2001
PhD Theses
2005 
István Vajk
Identifikáció zajos mérésekből EVD-SVD alapú algoritmusokkal 
Magyar Tudományos Akadémia, 2005
1988 
István Vajk
Adaptív szabályozók implementálásának kérdései 
Magyar Tudományos Akadémia, 1988
1976 
István Vajk
Időben változó paraméterű rendszerek identifikációja 
Budapesti Műszaki Egyetem, 1976

  Copyright © 2008  Budapest University of Technology and Economics - Department of Automation and Applied Informatics   Mail to webmaster