vardi@IBM.COM ("Moshe Y. Vardi") (08/15/90)
THE 5th JERUSALEM CONFERENCE ON INFORMATION TECHNOLOGY (JCIT-5) Binyanei Ha'ooma, Jerusalem, Israel October 22 - 25, 1990 PRELIMINARY PROGRAM The program will be comprised of 3 tracks: Track I = Computer Architecture and Software Track II = Artificial Intelligence, Theory and Databases Track III = Applications of Information Technology TUESDAY, OCTOBER 23, 1990 DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD 09.30 - 11.00 OPENING CEREMONY DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Greetings Address by: Mr. Chaim Herzog - President of the State of Israel Keynote Lecture John L. Seigal - Vice Chairman, Contel 11.00 - 11.30 Coffee Break 11.30 - 13.00 PARALLEL SESSIONS I-1 VERY LARGE MEMORIES DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Jeffrey M. Jaffe - IBM T.J. Watson Research Center, USA CHOOSING THE BEST STORAGE TECHNIQUE FOR A MAIN MEMORY DATABASE SYSTEM L. Gruenwald, Southern Methodist University, and M.H. Eich, University of Dallas, USA FILE SYSTEM DESIGN USING LARGE MEMORIES C. Staelin and H. Garcia-Molina, Princeton University, USA AN INTERLEAVED FILE SYSTEM FOR A HIGHLY DISTRIBUTED MIMD ARCHITECTURE Y. Faber and A. Barak, Hebrew University, Israel II-1 ARTIFICIAL INTELLIGENCE (1) DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Saul Amarel - Rutgers University, USA ARTIFICIAL INTELLIGENCE AND DESIGN S. Amarel, Rutgers University, USA TRANSLATING TELEPHONE: PROBLEMS AND PROSPECTS R. Reddy, Carnegie-Mellon University, USA III-1 INFORMATION TECHNOLOGY: ROLE AND PROSPECTS DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Amy Wohl - Wohl Associates, USA USING INFORMATION TECHNOLOGY: AN OVERVIEW A. Wohl, Wohl Associates, USA INFORMATION TECHNOLOGY FOR THE 90s A. Benjamin, Proteo Software Inc. and On-Line People, Canada 13.00 - 14.30 Lunch Break 14.30 - 16.00 PARALLEL SESSIONS I-2 NEW ARCHITECTURES DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Michael Rodeh - Science and Technology IBM Israel THE CRYSTAL APPROACH TO COMPILING EFFICIENT PARALLEL PROGRAMS M. Chen, Yale University, USA A SIMULATION GENERATOR FOR MULTIPROCESSOR SYSTEMS A. Israeli and T.A. Nissim, Technion, Israel XPUTERS: VERY HIGH THROUGHPUT BY INNOVATIVE COMPUTING PRINCIPLES R.W. Hartenstein, A.G. Hirschbiel and M. Weber, University of Kaiserslautern, West Germany AN EFFICIENT ORGANIZATION FOR LARGE, NETWORK-BASED MULTICOMPUTER SYSTEMS H. Scheidig, M.F. Schneider and R. Spurk, University of Saarbrucken, West Germany II-2 ARTIFICIAL INTELLIGENCE (II) DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Martin C. Golumbic - IBM T.J. Watson Research Center, USA LOGIC PROGRAMMING WITH GOAL-DIRECTED SEARCH J.L. Darlington, Gesellschaft fur Mathematik und Datenverarbeitung, West Germany JUNIOR RESEARCHER: A DISCOVERY SYSTEM THAT CAN SOLVE THE N QUEENS PROBLEMS (N > 3) ON A CONSTANT COMPUTATIONAL COMPLEXITY Q.S. Gao and S.J. Hou, Technical University of Nova Scotia, Canada A GENERAL FRAMEWORK OF CONSTRAINT PROPAGATION FOR DIAGNOSTIC SYSTEMS R. Tsuchiya and T. Ogino, Railway Technical Research Institute, Japan III-2 PROVIDING VALUE IN INFORMATION TECHNOLOGY DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Robert Rubin - ATOCHEM North America, USA ORGANIZING FOR SIMPLICITY: THE ROLE OF INFORMATION TECHNOLOGY R. Rubin, ATOCHEM North America, USA SAFETY FIRST FOR DATA CENTERS R. Greene, Dataswitch Corporation, USA WORLD CLASS QUALITY AND RETURN ON EQUITY THROUGH INFORMATION TECHNOLOGY H. Schrednick, Corning, USA 16.00 - 16.30 Coffee Break 16.30 - 18.00 PARALLEL SESSIONS I-3 SPECIAL PURPOSE COMPUTERS DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Jacob Katzenelson - Technion, Israel THE DATA STRUCTURE ACCELERATOR ARCHITECTURE R.E. Zippel, Cornell University, USA THE SUPERCOMPUTER TOOLKIT AND ITS APPLICATIONS H. Abelson, A.A. Berlin, G. Rozas and G.J. Sussman, MIT, USA, J. Katznelson, Technion, Israel, and W. McAllister, Hewlett-Packard, USA A SPECIAL DISTRIBUTED SYSTEM IN A GENERAL PROGRAMMING ENVIRONMENT A. Heilper and J. Marberg, Science and Technology, IBM Israel DEADLOCK-AVOIDANCE IN A PAGE-PARALLEL BATCH RASTERIZER Y. Birk, IBM Almaden Research Center, USA II-3 ARTIFICIAL INTELLIGENCE (III) DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Moshe Ben-Bassat - Tel Aviv University, Israel A COMPUTATIONAL MODEL OF INTERPRETING QUESTIONS AND GENERATING TAILORED EXPLANATIONS E. Sarantinos and P. Johnson, University of London, UK A STUDY ON THE RECOGNITION OF THE KOREAN MONOTHONGS USING ARTIFICIAL NEURAL NET MODELS K. Kim, I. Kim and H. Hwang, Seoul National University, Korea COMPUTABILITY OF ARCHITECTURAL DESIGN Y. Kalay, L. Swerdloff and B. Majkowski, SUNY at Buffalo, USA III-3 STRIVING FOR ENTERPRISE EXCELLENCE DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Irwin J. Sitkin - Aetna Life and Casualty, USA ENSURING USABILITY: AETNA'S EXPERIENCE H. Mason and I.J. Sitkin, Aetna Life and Casualty, USA THE ROAD TO ENTERPRISE EXCELLENCE E.B. Shore, Asea Brown Boveri, USA INFORMATION SERVICES RISK MANAGEMENT M.J. Ginzberg, Case Western Reserve University, and R.T. Moulton, BP America, USA COORDINATION: A NEW FIELD OF APPLICATION FOR INFORMATION TECHNOLOGY A.W. Holt, Coordination Technology, USA WEDNESDAY, OCTOBER 24, 1990 09.00 - 10.30 PLENARY SESSION PANEL DISCUSSION: THE IMPACT OF THE SOVIET IMMIGRATION ON ISRAEL'S POSITION AS AN INTERNATIONAL HIGH-TECH CENTER Panelists: Herman Branover - Head of Liquid Metal MHD Lab, Ben Gurion University of the Negev, Israel Uzia Galil - Chairman and CEO, Elron, Israel President, National Semiconductors, Israel Jerry Wind - SEI Center of Advanced Studies in Management, University of Pennsylvania, USA Giora Yaron - Imaging Vice President, National Semiconductors, and 10.30 - 11.00 Coffee Break 11.00 - 12.30 PARALLEL SESSIONS I-4 OPERATING SYSTEMS (II) DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Boleslaw K. Szymanski - Rensselear Polytechnic Institute, USA LOG-DRIVEN BACKUPS: A RECOVERY SCHEME E. Levy and A. Silberschatz, University of Texas at Austin, USA MUTUAL EXCLUSION REVISITED B.K. Szymanski, Rensselear Polytechnic Institute, USA SERVERS, PROCESSES AND SUBPROCESSES: A CRITICAL EVALUATION Y. Berbers and P. Verbaeten, K.U. Leuven, Belgium II-4 NATURAL LANGUAGE PROCESSING DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Yaakov Choueka - Bar Ilan University, Israel THE ACL DATA COLLECTION INITIATIVE M. Liberman, AT&T Bell Labs, USA DEDUCING LINGUISTIC STRUCTURE FROM THE STATISTICS OF LARGE CORPORA M. Marcus, University of Pennsylvania, USA III-4 THE ROLE OF COPYRIGHT AND PATENT PROTECTION FOR COMPUTER SOFTWARE AND INTERFACES IN FOSTERING INNOVATING COMPUTER PRODUCTS DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Jack Brown - Brown & Bain, USA THE CURRENT STATUS OF COPYRIGHT AND PATENT PROTECTION FOR COMPUTER SOFTWARE B.A. Galler, University of Michigan, J.E. Brown, Brown & Bain, A.L. Clapes, IBM and E.H. Taylor, Blakeley, Sokoloff, Taylor & Zafman, USA COPYCAT: A SYSTEM FOR THE DISTRIBUTION OF COPYRIGHT CATALOGING INFORMATION P.A. Turner, Library of Congress, USA 12.30 - 14.00 Lunch Break 14.00 - 15.30 PARALLEL SESSIONS I-5 OPERATING SYSTEMS (II) DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Abraham Silberschatz - University of Texas at Austin, USA APPLICATIONS DESIGN FOR DISTRIBUTED PROCESSING AND ENVIRONMENTS A.L. Scherr, IBM, USA ANALYSIS OF GANG SCHEDULING D.G. Feitelson and L. Rudolph, Hebrew University, Israel USER AUTHENTICATION BY COGNITIVE PASSWORDS: AN EMPIRICAL ASSESSMENT M. Zviran and W.J. Haga, Naval Postgraduate School, USA ISSUES IN OPEN DISTRIBUTED SYSTEMS DEVELOPMENT F.H. Vogt and R. Gotzhein, University of Hamburg, West Germany II-5 FOUNDATIONS OF COMPUTER SCIENCE (I) DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Amir Pnueli - Weizmann Institute of Science, Israel WHAT IS AN INFERENCE RULE? R. Fagin, J.Y. Halpern and M.Y. Vardi, IBM Almaden Research Center, USA A FAST NC ALGORITHM TO RECOGNIZE P4 SPARSE GRAPHS R. Lin, SUNY at Geneseo and S. Olariu, Old Dominion University, USA HOW TO KEEP B A DYNAMIC DISTRIBUTIVE DIRECTED GRAPH ACYCLIC A AND YET GRANT ALL REQUESTS OF EDGE ADDITIONS S. Even and Y. Pnueli, Technion, Israel A PARALLEL IMPLEMENTATION OF REWRITING AND NARROWING N. Dershowitz, University of Illinois, USA and N. Lindenstrauss, Hebrew University, Israel III-5 THE MANAGEMENT OF BIBLIOGRAPHIC DATA BY COMPUTER DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Victor Rosenberg - University of Michigan, USA DESKTOP RESEARCH - INFORMATION MANAGEMENT FOR THE SCHOLAR V. Rosenberg, University of Michigan, USA THE MAKING OF AN INFORMATION RETRIEVAL INTERFACE C.T. Meadow, University of Toronto, Canada 15.30 - 16.00 Coffee Break 16.00 - 17.30 PARALLEL SESSIONS I-6 DISTRIBUTED PROGRAMMING AND SYSTEMS DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson - Nissim Francez - MCC, USA and Technion, Israel INTERACTING PROCESSES: A LANGUAGE FOR COORDINATED DISTRIBUTED PROGRAMMING N. Francez, MCC, USA and Technion, Israel and I.R. Forman, MCC, USA SUPERPOSITION AND FAIRNESS IN REACTIVE SYSTEM REFINEMENT R.J.R. Back, Abo Akademi, Finland and R. Kurki-Suonio, Tampere University of Technology, Finland REASONING IN CSP VIA THE HOL THEOREM PROVER A.J. Camilleri, Hewlett-Packard Laboratories, UK TAPIOCA: OCCAM RAPID PROTOTYPING FROM PETRI-NET F. Breant, University Pierre et Marie Curie, France II-6 FOUNDATIONS OF COMPUTER SCIENCE (I) DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Moshe Y. Vardi - IBM Almaden Research Center, USA ONE-PAGE BOOK EMBEDDING UNDER VERTEX-NEIGHBORHOOD CONSTRAINTS S. Moran, Technion, Israel and Y. Wolfstahl, IBM Almaden Research Center, USA ON THE EXPRESSIVE POWER OF PROGRAM SCHEMES WITH SETS A.P. Stolboushkin, USSR Academy of Sciences, USSR EVALUATION AND COMPARISON OF TEXT-MANIPULATION SYSTEMS C.S. Yovev, Interprogramma, Bulgaria OPTIMAL EVALUATION OF VECTOR EXPRESSION TREES T. Rauber, University of Saarbrucken, West Germany III-6 COMPUTERS IN EDUCATION DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Sylvia Charp - T.H.E. Journal, USA TRENDS IN USING COMPUTERS IN EDUCATION S. Charp, The Technical Horizons in Education (T.H.E.) Journal, USA COMPUTER INNOVATION IN HIGHER EDUCATION A.S. Melmed, USA HARDWARE AND SOFTWARE COMPATIBILITY ISSUES W.D. Gattis, USA INTEGRATING COURSEWARE WITH LESSONWARE L. Osin, Centre for Educational Technology, Israel COMPUTER ASSISTED INSTRUCTION AND STUDENTS' SOCIAL ORIENTATIONS Y.J. Katz and B. Offir, Bar-Ilan University, Israel THURSDAY, OCTOBER 25, 1990 09.00 - 10.30 PARALLEL SESSIONS I-7 COMMUNICATIONS DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Moshe Sidi - Technion, Israel BERGATE - A SYSTEM FOR INTERCONNECTING LOCAL AREA NETWORKS VIA BROADBAND ISDN B. Butscher, Detecon Berlin and Gesellschaft fur Matematik und Datenverarbeitung, A. Gavras, Konrad-Zuse Zentrum fur Informationstechnik, T. Luckenbach and X. Xu, Gesellschaft fur Matematik und Datenverarbeitung, West Germany PARALLELISM IN TRANSPORT-ORIENTED COMMUNICATION PROTOCOLS M. Zitterbart, University of Karlsruhe, West Germany ELECTRONIC DATA INTERCHANGE C.M.A. Kreuwels, Eindhoven University of Technology, The Netherlands METHODS AND TOOLS FOR MODELLING THE BEHAVIOR OF INFORMATION-TRANSPORT PORTS IN DISTRIBUTED SOFTWARE CONFIGURATIONS A. Pakstas, Lithuanian Academy of Sciences, USSR ALGORITHMS AND OPTIC IMPLEMENTATION FOR RECONFIGURABLE NETWORKS Y. Ben-Asher and A. Schuster, Hebrew University, Israel II-7 KNOWLEDGE BASES DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Ron Y. Pinter - Science and Technology, IBM Israel DESIGNING ACCESS CONTROL IN A KNOWLEDGE BASE MANAGEMENT SYSTEM G. Steinke, University of Passau, West Germany A DATA SCHEMA APPROACH TO MULTI-MEDIA DATABASE SYSTEM ARCHITECTURE M. Durr and S.M. Lang, University of Karlsruhe, West Germany OVERLAPPING B+ TREES FOR TEMPORAL DATABASES Y. Manolopoulos and G. Kapetanakis, Aristotelian University of Thessaloniki, Greece DISTRIBUTED KNOWLEDGE BASED SYSTEMS IN CIM H. Krallmann, Technical University of Berlin, West Germany III-7 IMAGE PROCESSING - THEORY AND PRACTICE DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Alfred M. Bruckstein, Technion, Israel EXPERIENCE USING A DYNAMIC ADAPTIVE HIDDEN-SUFRACE REMOVAL ALGORITHM FOR VOLUME RENDERING WITHIN AN MIMD ARCHITECTURE M.R. Stytz, Air Force Institution of Technology, and O. Friedler, Bellcore, USA A BENCHMARK TO SCALE BEHAVIORALLY OBJECT-ORIENTED DATABASE SYSTEMS A. Kemper and J. Chriesten, University of Karlsruhe, West Germany TELEVISUALIZATION: ON THE ROLE OF HIGH-SPEED COMMUNICATION IN THE VISUALIZATION OF SCIENCE D. Amitai, Tel Aviv University, Israel 10.30 - 11.00 Coffee Break 11.00 - 12.30 PARALLEL SESSIONS I-8 COMPUTER AIDED SOFTWARE ENGINEERING DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Meir M. Lehman - Imperial College of Science, Technology and Medicine, University of London, and Lehman Software Technology Associates, UK SOFTWARE UNCERTAINTY AND THE ROLE OF CASE IN ITS MINIMISATION AND CONTROL M.M. Lehman, Imperial College of Science, Technology and Medicine, and Lehman Software Technology Associates, U.K. SOME SIMPLE MODELS OF CASE TOOL INTEGRATION G. Lewis, Sun Microsystems, USA AUTOMATED RETRIEVAL OF CONSISTENT DOCUMENTATION FROM REQUIREMENT ANALYSIS TO PROGRAM CODES FOR SOFTWARE MAINTENANCE S-T. Tsai, C-C. Yang and C-C. Lien, National Taiwan Institute of Technology, Taiwan KNOWLEDGE SUPPORT FOR INFORMATION SYSTEM DESIGN G. Grosz and C. Rolland, University of Paris, France SOME PRACTICAL EXPERIENCE WITH THE INTRODUCTION OF CASE TOOLS P. Rogoway, D. Shaham and S. Toaff, Motorola, Israel II-8 DATABASES (I) DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Catriel Beeri - Hebrew University, Israel NEW DIRECTIONS IN DATABASE MANAGEMENT SYSTEMS C. Beeri, Hebrew University, Israel MULTIDATABASE PERFORMANCE EVALUATION H. Morales, G. Thomas and Y. Breitbart, University of Kentucky and Amoco Production CO., USA and A. Silberschatz, University of Texas at Austin, USA THE HYPERNODE MODEL AND ITS ASSOCIATED QUERY LANGUAGE M. Levene and A. Poulovassilis, University College, London, UK INTEGRATION OF DIFFERENT TRANSACTION MODELS IN FEDERATIVE DISTRIBUTED DATABASE SYSTEMS W. Johansen, IBM European Networking Center, West Germany III-8 ISSUES AND OPPORTUNITIES IN INTELLIGENT VEHICLE HIGHWAY SYSTEMS DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Bernard A. Galler - University of Michigan, USA AN OVERVIEW OF INTELLIGENT VEHICLE HIGHWAY SYSTEMS K. Chen and B.A. Galler, University of Michigan, USA ROADS TRANSPORT INFORMATIK IN EUROPE - A SURVEY OF CURRENT DEVELOPMENTS I. Catling and R. McQueen, Ian Catling Consultancy, UK DYNAMIC NAVIGATION SYSTEM Y. Kumagai, Sumitomo Electric, Japan 12.30 - 14.00 LUNCHEON WITH GUEST-SPEAKER 14.00 - 15.30 PARALLEL SESSIONS I-9 SOFTWARE ENGINEERING DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Paul Rogoway - Motorola, Israel LOCATION OF CHECKPOINTS IN FAULT TOLERANT SOFTWARE F. Saglietti, Gesellschaft fur Reaktorsicherheit, Garching, West Germany LEARNING TO RECOGNIZE REUSABLE SOFTWARE BY INDUCTION J.C. Esteva, Eastern Michigan University, USA ON THE USE OF SOFTWARE COST ESTIMATION MODELS F.J. Heemstra, University of Technology, The Netherlands FUNCTIONAL C: AN EXTENDED FUNCTIONAL PROGRAMMING LANGUAGE K. Myuhng-Joo, Seoul National University, Korea II-9 DATABASES (II) DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Eliezer Lozinskii, Hebrew University, Israel HEURISTIC-BASED SEMANTIC QUERY OPTIMIZATION E. Sciore, Boston University, USA and M. Siegel, MIT, USA SQL QUERY MODIFICATION ALGORITHMS D. Chou and A. Segev, Lawrence Berkeley Labs and UC at Berkeley, USA NOTES ON REAL-TIME DISTRIBUTED DATABASE SYSTEMS STABILITY F.A. Schreiber, Politecnico di Milano, Italy EVALUATION AND IMPROVEMENT OF QUERY PROCESSING METHODS IN WIDE AND LOCAL AREA NETWORKS Z. Krolikowski, Technical University of Poznan, Poland CONCURRENCY CONTROL IN DISTRIBUTED DATABASES THROUGH DUMMY LOCKS U. Halici and A. Dogac, Middle Eastern Technical University, Turkey III-9 REACTIVE SYSTEMS DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Zohar Manna - Stanford University, USA and Weizmann Institute of Science, Israel AN INTERLEAVING MODEL FOR REAL TIME T. Henzinger, Stanford University, USA, Z. Manna, Stanford University, USA and Weizmann Institute of Science, Israel and A. Pnueli, Weizmann Institute of Science, Israel REVERSE SOFTWARE ENGINEERING OF CONCURRENT PROGRAMS X. Ge and N.S. Prywes, Computer Command and Control Company, USA DESIGN ADVISOR FOR COMPLEX MISSION CRITICAL SYSTEM P. Hwang, Navy Surface Weapon Center, USA A TEMPORAL PROOF METHODOLOGY FOR REACTIVE SYSTEMS Z. Manna, Stanford University, USA and Weizmann Institute of Science, Israel and A. Pnueli, Weizmann Institute of Science, Israel A COMBINATORIAL APPROACH TO TEMPORAL REASONING A. Belfer, Bar-Ilan University, Israel, and M.C. Golumbic, IBM T.J. Watson Research Center, USA 15.30 - 16.00 Coffee Break 16.00 - 17.30 CLOSING PLENARY SESSION INFORMATION TECHNOLOGY: BREAK-THROUGHS IN THE 90s DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Chairperson: Haim Harari, Weizmann Institute of Science, Israel COMPUTING - THE NEXT REVOLUTION A. Peled, IBM T.J. Watson Research Center, USA PANEL DISCUSSION: INFORMATION TECHNOLOGY - SPECULATING ABOUT THE FUTURE Panelists: Haim Harari - Moderator and panelist, President, Weizmann Institute of Science, Israel Dov Frohman - General Manager, Intel Israel Abraham Peled - Vice President, Systems, and Director, Computer Sciences, IBM, T.J. Watson Research Center, USA Raj Reddy - Carnegie-Mellon University, USA Irwin J. Sitkin - Vice President of Corporate Administration, Aetna Life and Casualty, USA DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD Steering Committee Conference Co-Chairpersons Joshua Maor - IBM Israel Abraham Peled - IBM T.J. Watson Research Center, USA Chairman, 25th National Conference of IPA Amiram Shore, M.L.L. Software & Computer Industries, Israel IPA President Josef Raviv, Science and Technology, IBM Israel IPA Chairman Michael Hannani, Dead Sea Bromine Co., Israel Chairman, the Israel Association of System Analysts Itzhak Amihud, Hod-Ami Publishers, Israel Organizing Committee Chairperson David Z. Mittwoch, NCR, Israel Members James M. Adams Jnr., ACM, USA Moshe Gottlieb, Bar-Ilan University, Israel Benyamin H. Raab, The Israel Institute of Productivity, Israel Michael Rodeh, Science and Technology, IBM Israel Avraham Tamir, Consultant, Israel Program Committee Program Co-Chairpersons Israel Borovits, Tel Aviv University, Israel Amir Pnueli, Weizmann Institute of Science, Israel Noah S. Prywes, University of Pennsylvania, USA Members Saul Amarel, Rutgers University, USA Albrecht Blaser, IBM Heidelberg Scientific Center, West Germany Norman Badler, University of Pennsylvania, USA Amnon Barak, Hebrew University of Jerusalem, Israel Catriel Beeri, Hebrew University of Jerusalem, Israel Daniel M. Berry, Technion, Israel, and UCLA, USA Yaacov Choueka, Bar-Ilan University, Israel Danny Dolev, IBM Almaden Research Center, USA Nissim Francez, Technion, Israel Bernard Galler, University of Michigan, USA Irene Greif, Lotus Development Corporation, USA Aharon Gill, RAFAEL - Armament Development Authority, Israel Jeffrey M. Jaffe, IBM T.J. Watson Research Center, USA Joseph Y. Halpern, IBM Almaden Research Center, USA John L. Hennessy, Stanford University, USA Jacob Katznelson, Technion, Israel Hisashi Kobayashi, Princeton University, USA Karl A. Kummerle, IBM Ruschlikon Research Laboratory, Switzerland Meir M. Lehman, Imperial College, and Lehman Software Associates, UK F. Thomson Leighton, MIT, USA Albert R. Meyer, MIT, USA Ron Y. Pinter, Science and Technology, IBM Israel Stanley Rosenschein, Teleos Research, USA Adrian Segall, Technion, Israel Micha Sharir, Tel Aviv University, Israel Adi Shamir, Weizmann Institute of Science, Israel Abraham Silberschatz, University of Texas, USA Irwin J. Sitkin, Aetna Life and Casualty, USA Jeffrey D. Ullman, Stanford University, USA Shimon Ullman, Weizmann Institute of Science, Israel Moshe Y. Vardi, IBM Almaden Research Center, USA Country Liaisons Albrecht Blaser, IBM Heidelberg Scientific Center, West Germany Aaron Finerman, University of Michigan, USA Karl A. Kummerle, IBM Ruschlikon Research Laboratory, Switzerland Meir M. Lehman, Imperial College, and Lehman Software Associates, UK Fabio Schreiber, Politecnico di Milano, Italy