On the Problem of Finding d, t, r, and j Type Partition Pairs of a Sequential Machine. - George Philokyprou; Constantine Halatsis; Nikolaos Gaitanis (IEEE Trans. Computers, 1977)

Pseudochaining in Hash Tables. - Constantine Halatsis; George Philokyprou (Commun. ACM, 1978)

A New Double-Rank Realization of Sequential Machines. - Nikolaos Gaitanis; Constantine Halatsis (IEEE Trans. Computers, 1978)

On the Minimization of the Control Store in Microprogrammed Computers. - Constantine Halatsis; Nikolaos Gaitanis (IEEE Trans. Computers, 1978)

Irredundant Normal Forms and Minimal Dependece Sets of a Boolean Function. - Constantine Halatsis; Nikolaos Gaitanis (IEEE Trans. Computers, 1978)

Polylinear Decomposition of Synchronous Sequential Machines. - Constantine Halatsis; Maria Sigala; George Philokyprou (IEEE Trans. Computers, 1978)

Positive Fail-Safe Realization of Synchronous Sequential Machines. - Constantinos Halatsis; Nikolaos Gaitanis (IEEE Trans. Computers, 1979)

Architectural Considerations for a Microprogrammable Emulating Engine Using Bitslices. - Constantine Halatsis; Andries van Dam; J. Joosten; M. Letheren (ISCA, 1980)

Simulation of a Horizontal Bit-Sliced Processor Using the ISPS Architecture Simulation Facility. - Andries van Dam; Mario Barbacci; Constantine Halatsis; J. Joosten; M. Letheren (IEEE Trans. Computers, 1981)

A New Design Method for m-Out-of-n TSC Checkers. - Nikolaos Gaitanis; Constantine Halatsis (IEEE Trans. Computers, 1983)

Near-Perfect Codes for Binary-Coded Radix-r Arithmetic Units. - Nikolaos Gaitanis; Constantin Halatsis (IEEE Trans. Computers, 1983)

Error-Correcting Codes in Binary-Coded Radix-r Arithmetik. - Constantine Halatsis; Nikolaos Gaitanis; Maria Sigala (IEEE Trans. Computers, 1983)

Fast and Efficient Totally Self-Checking Checkers for m-out-of-(2m ±1) Codes. - Constantine Halatsis; Nikolaos Gaitanis; Maria Sigala (IEEE Trans. Computers, 1983)

Modular design of totally self-checking checkers for 1-out-of-n codes. - Costas Efstathiou; Constantine Halatsis (Fehlertolerierende Rechensysteme, 1984)

Efficient Modular Design of TSC Checkers for M-out-of-2M Codes. - Antonis M. Paschalis; Dimitris Nikolos; Constantine Halatsis (Aegean Workshop on Computing, 1986)

Analysis of a modified model for synchronous multiprocessor systems. - Andreas S. Pombortsis; Constantinos Halatsis (J. Syst. Softw., 1986)

Encapsulation constructs in prolog. - D. Stamatis; Constantin Halatsis (Microprocess. Microprogramming, 1987)

A RISC prolog machine architecture. - Ioannis P. Vlahavas; Constantin Halatsis (Microprocess. Microprogramming, 1987)

Efficient Modular Design of TSC Checkers for M-out-of-2M Codes. - Antonis M. Paschalis; Dimitris Nikolos; Constantine Halatsis (IEEE Trans. Computers, 1988)

L-machine: A low-cost personal sequential inference machine. - Ioannis P. Vlahavas; Constantin Halatsis (J. Syst. Softw., 1989)

An Efficient TSC 1-out-of-3 Code Checker. - Antonis M. Paschalis; Costas Efstathiou; Constantine Halatsis (IEEE Trans. Computers, 1990)

Extensions to a Parallel Prolog System to Support Real-Time Applications. - Costas Mourlas; Constantin Halatsis (PARLE, 1992)

PETINA - tour generation using the ElipSys inference system. - Panagiotis Stamatopoulos; Isambo Karali; Constantin Halatsis (SAC, 1992)

A Versatile Module System for Prolog Mapped to Flat Prolog. - Isambo Karali; Evangelos Pelecanos; Constantin Halatsis (SAC, 1993)

Performance of circuit-switched interconnection networks under nonuniform traffic patterns. - Andreas S. Pombortsis; Constantin Halatsis (J. Syst. Softw., 1993)

A Support System for Building Hypermedia Training Applications. - Aphrodite Tsalgatidou; Zissis Palaskas; Constantine Halatsis; Michael Hatzopoulos (DEXA, 1994)

MaTourA: Multi-agent Tourist Advisor. - Constantin Halatsis; Panagiotis Stamatopoulos; Isambo Karali; Costantinos Mourlas; Dimitris Gouscos; Dimitris Margaritis; Constantin Fouskakis; Angelos Kolokouris; Panagiotis Xinos; Mike Reeve; André Véron; Kees Schuerman; et al. (ENTER, 1994)

A Practical Module System for Logic Programming and its Semantics. - Isambo Karali; Constantin Halatsis (ICTAI, 1994)

MAGE: A Massively Agent Execution System for Logic Programming. - Costas Mourlas; Constantin Halatsis (PARLE, 1994)

Abstract data type support in Prolog and its relation to parallelism. - Isambo Karali; Constantin Halatsis (SAC, 1994)

Extending a parallel CLP language to support the development of multi-agent systems. - Panagiotis Stamatopoulos; Dimitris Margaritis; Constantin Halatsis (SAC, 1994)

Specifiying and Validating Requirements: The VENUS System. - Aphrodite Tsalgatidou; Dimitris Gouscos; Constantin Halatsis (TOOLS (13), 1994)

Towards the Development of Effective and Flexible Information Systems. - Aphrodite Tsalgatidou; Dimitris Gouscos; Constantin Halatsis (Australas. J. Inf. Syst., 1994)

An efficient comparative concurrent Built-In Self-Test technique. - Ioannis Voyiatzis; Dimitris Nikolos; Antonis M. Paschalis; Constantinos Halatsis; Th. Haniotakis (Asian Test Symposium, 1995)

Accumulator-based BIST approach for stuck-open and delay fault testing. - Ioannis Voyiatzis; Antonis M. Paschalis; Dimitris Nikolos; Constantin Halatsis (ED&TC, 1995)

A Refinement of Import/Export Declarations in Modular Logic Programming and its Semantics. - Isambo Karali; Constantin Halatsis (TAPSOFT, 1995)

A Multimedia Title Development Environment (MTDE). - Aphrodite Tsalgatidou; Constantine Halatsis; Myra Spiliopoulou; Michael Hatzopoulos (Inf. Process. Manag., 1995)

C-Testable modified-Booth multipliers. - Dimitris Gizopoulos; Dimitris Nikolos; Antonis M. Paschalis; Constantin Halatsis (J. Electron. Test., 1996)

An efficient built-in self test method for robust path delay fault testing. - Ioannis Voyiatzis; Antonis M. Paschalis; Dimitris Nikolos; Constantin Halatsis (J. Electron. Test., 1996)

Task synchronization for distributed real-time applications. - Constantinos Mourlas; Constantin Halatsis (RTS, 1997)

R-CBIST: an effective RAM-based input vector monitoring concurrent BIST technique. - Ioannis Voyiatzis; Antonis M. Paschalis; Dimitris Nikolos; Constantinos Halatsis (ITC, 1998)

Improving the Performance of Distributed Shared Memory Environments on Grid Multiprocessors. - Dimitris Dimitrelos; Constantine Halatsis (Euro-Par, 1999)

MaDCoWS: A Scalable Distributed Shared Memory Environment for Massively Parallel Multiprocessors. - Dimitris Dimitrelos; Constantine Halatsis (HPCN Europe, 1999)

An Accumulator-Based BIST Approach for Two-Pattern Testing. - Ioannis Voyiatzis; Antonis M. Paschalis; Dimitris Nikolos; Constantin Halatsis (J. Electron. Test., 1999)

OASys: an AND/OR parallel logic programming system. - Ioannis P. Vlahavas; Petros Kefalas; Constantin Halatsis (Parallel Comput., 1999)

eg-GRIDS: Context-Free Grammatical Inference from Positive Examples Using Genetic Search. - Georgios Petasis; Georgios Paliouras; Constantine D. Spyropoulos; Constantine Halatsis (ICGI, 2004)

Inherent Choice in the Search Space of Constraint Satisfaction Problem Instances. - George Boukeas; Panagiotis Stamatopoulos; Constantinos Halatsis; Vassilis Zissimopoulos (SETN, 2004)

Measures of Intrinsic Hardness for Constraint Satisfaction Problem Instances. - George Boukeas; Constantinos Halatsis; Vassilis Zissimopoulos; Panagiotis Stamatopoulos (SOFSEM, 2004)

e-GRIDS: Computationally Efficient Gramatical Inference from Positive Examples. - Georgios Petasis; Georgios Paliouras; Vangelis Karkaletsis; Constantine Halatsis; Constantine D. Spyropoulos (Grammars, 2004)

A concurrent BIST scheme for on-line/off-line testing based on a pre-computed test set. - Ioannis Voyiatzis; Dimitris Gizopoulos; Antonis M. Paschalis; Constantin Halatsis (ITC, 2005)

An XML model for electronic services. - Costas Vassilakis 001; George Lepouras; Constantin Halatsis; Tomás Pariente Lobo (Electron. Gov. an Int. J., 2005)

A Low-Cost Concurrent BIST Scheme for Increased Dependability. - Ioannis Voyiatzis; Constantin Halatsis (IEEE Trans. Dependable Secur. Comput., 2005)

A concurrent built-in self-test architecture based on a self-testing RAM. - Ioannis Voyiatzis; Antonis M. Paschalis; Dimitris Gizopoulos; Nektarios Kranitis; Constantin Halatsis (IEEE Trans. Reliab., 2005)

Visualizing a temporally-enhanced ontology. - Akrivi Katifori; Costas Vassilakis 001; George Lepouras; Ilias Daradimos; Constantin Halatsis (AVI, 2006)

Optimal periodic testing of intermittent faults in embedded pipelined processor applications. - Nektarios Kranitis; Andreas Merentitis; Nikolaos Laoutaris; George Theodorou; Antonis M. Paschalis; Dimitris Gizopoulos; Constantin Halatsis (DATE, 2006)

Creating an Historical Archive Ontology: Guidelines and Evaluation. - Elena Torou; Akrivi Katifori; Costas Vassilakis 001; George Lepouras; Constantin Halatsis (ICDIM, 2006)

A Context-Based Adaptive Visualization Environment. - Maria Golemati; Constantin Halatsis; Costas Vassilakis 001; Akrivi Katifori; Giorgos Lepouras (IV, 2006)

A Comparative Study of Four Ontology Visualization Techniques in Protege: Experiment Setup and Preliminary Results. - Akrivi Katifori; Elena Torou; Constantin Halatsis; Giorgos Lepouras; Costas Vassilakis 001 (IV, 2006)

Text Line Detection in Unconstrained Handwritten Documents Using a Block-Based Hough Transform Approach. - Georgios Louloudis; Basilios Gatos; Constantin Halatsis (ICDAR, 2007)

Creating an Ontology for the User Profile: Method and Applications. - Akrivi Katifori; Maria Golemati; Costas Vassilakis 001; George Lepouras; Constantin Halatsis (RCIS, 2007)

Historical Archive Ontologies Requirements, Modeling and Visualization. - Akrivi Katifori; Costas Vassilakis 001; Elena Torou; George Lepouras; Constantin Halatsis; Ilias Daradimos (RCIS, 2007)

Domain expert user development: the smartgov approach. - George Lepouras; Costas Vassilakis 001; Constantin Halatsis; Panagiotis Georgiadis 001 (Commun. ACM, 2007)

Ontology visualization methods - a survey. - Akrivi Katifori; Constantin Halatsis; George Lepouras; Costas Vassilakis 001; Eugenia G. Giannopoulou (ACM Comput. Surv., 2007)

A knowledge-based approach for developing multi-channel e-government services. - Costas Vassilakis 001; Giorgos Lepouras; Constantin Halatsis (Electron. Commer. Res. Appl., 2007)

e-Learning Issues under an Affective Perspective. - Makis Leontidis; Constantine Halatsis; Maria Grigoriadou (ICWL, 2008)

An Interview-Based User Study on the use of Visualizations for Folder Browsing. - Maria Golemati; Akrivi Katifori; Eugenia G. Giannopoulou; Ilias Daradimos; Costas Vassilakis 001; George Lepouras; Constantin Halatsis (IV, 2008)

Supporting Research in Historical Archives: Historical Information Visualization and Modeling Requirements. - Akrivi Katifori; Elena Torou; Costas Vassilakis 001; Constantin Halatsis (IV, 2008)

Selected results of a comparative study of four ontology visualization methods for information retrieval tasks. - Akrivi Katifori; Elena Torou; Costas Vassilakis 001; Giorgos Lepouras; Constantin Halatsis (RCIS, 2008)

Using synchronic and diachronic relations for summarizing multiple documents describing evolving events. - Stergos D. Afantenos; Vangelis Karkaletsis; Panagiotis Stamatopoulos; Constantin Halatsis (J. Intell. Inf. Syst., 2008)

Two-level Clustering of Web Sites Using Self-Organizing Maps. - Dimitris Petrilis; Constantin Halatsis (Neural Process. Lett., 2008)

Text line detection in handwritten documents. - Georgios Louloudis; Basilios Gatos; Ioannis Pratikakis; Constantin Halatsis (Pattern Recognit., 2008)

An Input Vector Monitoring Concurrent BIST Architecture Based on a Precomputed Test Set. - Ioannis Voyiatzis; Antonis M. Paschalis; Dimitris Gizopoulos; Constantin Halatsis; Frosso S. Makri; Miltiadis Hatzimihail (IEEE Trans. Computers, 2008)

Inferring Learner's Emotions Adopting an Ontological Approach. - Makis Leontidis; Constantin Halatsis (IC-AI, 2009)

Supporting Learner's Needs with an Ontology-Based Bayesian Network. - Makis Leontidis; Constantin Halatsis (ICALT, 2009)

MENTORing Affectively the Student to Enhance his Learning. - Makis Leontidis; Constantin Halatsis; Maria Grigoriadou (ICALT, 2009)

An Ontological Approach to Infer Student's Emotions. - Makis Leontidis; Constantin Halatsis; Maria Grigoriadou (ICHL, 2009)

Integrating Learning Styles and Personality Traits into an Affective Model to Support Learner's Learning. - Makis Leontidis; Constantin Halatsis (ICWL, 2009)

Text line and word segmentation of handwritten documents. - Georgios Louloudis; Basilios Gatos; Ioannis Pratikakis; Constantin Halatsis (Pattern Recognit., 2009)

Historical research in archives: user methodology and supporting tools. - Elena Torou; Akrivi Katifori; Costas Vassilakis 001; George Lepouras; Constantin Halatsis (Int. J. Digit. Libr., 2010)

Predictive Automated Negotiators Employing Risk-Seeking and Risk-Averse Strategies. - Marisa Masvoula; Constantine Halatsis; Drakoulis Martakos (EANN, 2011)

Using an affective multimedia learning framework for distance learning to motivate the learner effectively. - Makis Leontidis; Constantin Halatsis; Maria Grigoriadou (Int. J. Learn. Technol., 2011)

Visualization Method Effectiveness in Ontology-Based Information Retrieval Tasks Involving Entity Evolution. - Akrivi Katifori; Costas Vassilakis 001; George Lepouras; Elena Torou; Constantin Halatsis (SMAP, 2014)