World's Best Scientists 2026 revealed!
Gerhard Friedrich

Gerhard Friedrich

D-Index & Metrics

Computer Science

D-Index
44
Citations
9299
World Ranking
7508
National Ranking
62

Gerhard Friedrich publication distribution in Computer Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Computer Science in 2026. The highlighted bar marks where Gerhard Friedrich sits on this spectrum.

32–41 publications: 7 scientists 42–51 publications: 22 scientists 52–61 publications: 82 scientists 62–71 publications: 134 scientists 72–81 publications: 249 scientists 82–91 publications: 324 scientists 92–101 publications: 421 scientists 102–111 publications: 420 scientists 112–121 publications: 497 scientists 122–131 publications: 544 scientists 132–141 publications: 555 scientists 142–151 publications: 609 scientists 152–161 publications: 559 scientists 162–171 publications: 534 scientists 172–181 publications: 556 scientists 182–191 publications: 583 scientists 192–201 publications: 519 scientists 202–211 publications: 508 scientists 212–221 publications: 490 scientists 222–231 publications: 437 scientists 232–241 publications: 423 scientists 242–251 publications: 408 scientists 252–261 publications: 377 scientists 262–271 publications: 301 scientists 272–281 publications: 335 scientists 282–291 publications: 320 scientists 292–301 publications: 293 scientists 302–311 publications: 250 scientists 312–321 publications: 238 scientists 322–331 publications: 206 scientists 332–341 publications: 209 scientists 342–351 publications: 208 scientists 352–361 publications: 162 scientists 362–371 publications: 176 scientists 372–381 publications: 127 scientists 382–391 publications: 158 scientists 392–401 publications: 128 scientists 402–411 publications: 104 scientists 412–421 publications: 94 scientists 422–431 publications: 99 scientists 432–441 publications: 83 scientists 442–451 publications: 108 scientists 452–461 publications: 73 scientists 462–471 publications: 77 scientists 472–481 publications: 69 scientists 482–491 publications: 84 scientists 492–501 publications: 62 scientists 502–511 publications: 54 scientists 512–521 publications: 57 scientists 522–531 publications: 51 scientists 532–541 publications: 51 scientists 542–551 publications: 32 scientists 552–561 publications: 38 scientists 562–571 publications: 28 scientists 572–581 publications: 43 scientists 582–591 publications: 33 scientists 592–601 publications: 41 scientists 602–611 publications: 32 scientists 612–621 publications: 28 scientists 622–631 publications: 25 scientists 632–641 publications: 27 scientists 642–651 publications: 17 scientists 652–661 publications: 20 scientists 662–671 publications: 17 scientists 672–681 publications: 15 scientists 682–691 publications: 14 scientists 692–701 publications: 21 scientists 702–711 publications: 13 scientists 712–721 publications: 12 scientists 722–731 publications: 19 scientists 732–741 publications: 14 scientists 742–751 publications: 12 scientists 752–761 publications: 10 scientists 762–771 publications: 10 scientists 772–781 publications: 11 scientists 782–791 publications: 10 scientists 792–801 publications: 11 scientists 802–811 publications: 8 scientists 812–821 publications: 8 scientists 822–831 publications: 7 scientists 832–841 publications: 11 scientists 842–851 publications: 10 scientists 852–861 publications: 5 scientists 862–871 publications: 9 scientists 872–881 publications: 4 scientists 882–891 publications: 6 scientists 892–901 publications: 3 scientists 902–911 publications: 6 scientists 912–921 publications: 3 scientists 922–931 publications: 2 scientists 932–941 publications: 2 scientists 942–951 publications: 2 scientists 952–961 publications: 3 scientists 962–971 publications: 3 scientists 972–981 publications: 3 scientists 982–990 publications: 5 scientists 991+ publications: 100 scientists
32 publications 991+

This scientist: 241 publications — 60th percentile

60% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 991 publications or more.

Gerhard Friedrich D-index placement in Computer Science in 2026

The chart shows the D-index (discipline H-index) distribution of Computer Science scientists ranked by Research.com in 2026. The highlighted bar marks where Gerhard Friedrich sits on this spectrum.

30–31 D-Index: 879 scientists 32–33 D-Index: 983 scientists 34–35 D-Index: 918 scientists 36–37 D-Index: 990 scientists 38–39 D-Index: 968 scientists 40–41 D-Index: 907 scientists 42–43 D-Index: 821 scientists 44–45 D-Index: 763 scientists 46–47 D-Index: 689 scientists 48–49 D-Index: 543 scientists 50–51 D-Index: 543 scientists 52–53 D-Index: 518 scientists 54–55 D-Index: 500 scientists 56–57 D-Index: 458 scientists 58–59 D-Index: 400 scientists 60–61 D-Index: 337 scientists 62–63 D-Index: 308 scientists 64–65 D-Index: 292 scientists 66–67 D-Index: 249 scientists 68–69 D-Index: 213 scientists 70–71 D-Index: 192 scientists 72–73 D-Index: 189 scientists 74–75 D-Index: 165 scientists 76–77 D-Index: 139 scientists 78–79 D-Index: 119 scientists 80–81 D-Index: 121 scientists 82–83 D-Index: 113 scientists 84–85 D-Index: 88 scientists 86–87 D-Index: 87 scientists 88–89 D-Index: 75 scientists 90–91 D-Index: 69 scientists 92–93 D-Index: 57 scientists 94–95 D-Index: 46 scientists 96–97 D-Index: 38 scientists 98–99 D-Index: 34 scientists 100–101 D-Index: 36 scientists 102–103 D-Index: 27 scientists 104–105 D-Index: 37 scientists 106–107 D-Index: 18 scientists 108–109 D-Index: 31 scientists 110–111 D-Index: 19 scientists 112–113 D-Index: 16 scientists 114–115 D-Index: 12 scientists 116–117 D-Index: 20 scientists 118–119 D-Index: 15 scientists 120–121 D-Index: 5 scientists 122–123 D-Index: 20 scientists 124–125 D-Index: 8 scientists 126–127 D-Index: 5 scientists 128–129 D-Index: 7 scientists 130 D-Index: 3 scientists 131+ D-Index: 98 scientists
30 D-Index 131+

This scientist: 44 D-Index — 48th percentile

48% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 131 D-Index or more.

Overview

Gerhard Friedrich is affiliated with the University of Klagenfurt in Austria and has contributed extensively to the field of computer science, with a particular focus on artificial intelligence. Their research spans several subfields, including computational theory and mathematics, computer networks and communications, and statistics, probability, and uncertainty.

The primary areas of study include:

  • Artificial Intelligence
  • Computational Theory and Mathematics
  • Computer Networks and Communications
  • Statistics, Probability and Uncertainty

Their work covers various topics within these areas, notably:

  • Logic, Reasoning, and Knowledge
  • Semantic Web and Ontologies
  • Multi-Agent Systems and Negotiation
  • Logic, Programming, and Type Systems
  • AI-based Problem Solving and Planning
  • Formal Methods in Verification
  • Constraint Satisfaction and Optimization

Gerhard Friedrich's publications appear frequently in venues such as arXiv (Cornell University), Value in Health, Electronic Proceedings in Theoretical Computer Science, Theory and Practice of Logic Programming, and the Journal of Artificial Intelligence Research.

Recent papers include:

  • Proceedings 36th International Conference on Logic Programming (Technical Communications), 2020, Electronic Proceedings in Theoretical Computer Science
  • Domain-Specific Heuristics in Answer Set Programming: A Declarative Non-Monotonic Approach, 2023, Journal of Artificial Intelligence Research
  • Advancing Lazy-Grounding ASP Solving Techniques - Restarts, Phase Saving, Heuristics, and More, 2020, Theory and Practice of Logic Programming
  • Conflict Generalisation in ASP: Learning Correct and Effective Non-Ground Constraints, 2020, Theory and Practice of Logic Programming
  • Proceedings 36th International Conference on Logic Programming (Technical Communications), 2020, Electronic Proceedings in Theoretical Computer Science

Their frequent collaborators include Richard Taupe, Antonius Weinzierl, Francesco Ricca, Alessandra Russo, and Sergio Greco.

Best Publications

  • Recommender Systems: An Introduction

    Dietmar Jannach;Markus Zanker;Alexander Felfernig;Gerhard Friedrich

  • Recommender Systems: RECENT DEVELOPMENTS

    Dietmar Jannach;Markus Zanker;Alexander Felfernig;Gerhard Friedrich

  • Consistency-based diagnosis of configuration knowledge bases

    Alexander Felfernig;Gerhard Friedrich;Dietmar Jannach;Markus Stumptner

  • Configuring large systems using generative constraint satisfaction

    G. Fleishanderl;G.E. Friedrich;A. Haselbock;H. Schreiner

  • Model-based diagnosis of hardware designs

    Gerhard Friedrich;Markus Stumptner;Franz Wotawa

  • Conceptual modeling for configuration of mass-customizable products

    Alexander Felfernig;Gerhard Friedrich;Dietmar Jannach

  • An Integrated Environment for the Development of Knowledge-Based Recommender Applications

    Alexander Felfernig;Gerhard Friedrich;Dietmar Jannach;Markus Zanker

  • UML AS DOMAIN SPECIFIC LANGUAGE FOR THE CONSTRUCTION OF KNOWLEDGE-BASED CONFIGURATION SYSTEMS

    Alexander Felfernig;Gerhard E. Friedrich;Dietmar Jannach

  • Information and Management Systems for Product Customization

    Thorsten Blecker;Gerhard Friedrich;Bernd Kaluza;Nizar Abdelkafi

  • A Taxonomy for Generating Explanations in Recommender Systems

    Gerhard Friedrich;Markus Zanker

  • A framework for the development of personalized, distributed web-based configuration systems

    Liliana Ardissono;Alexander Felfernig;Gerhard Friedrich;Anna Goy

  • Exception Handling for Repair in Service-Based Processes

    G. Friedrich;M. Fugini;E. Mussi;B. Pernici

  • Generative constraint-based configuration of large technical systems

    Markus Stumptner;Gerhard E. Friedrich;Alois Haselböck

  • Product Configuration Systems: State of the Art, Conceptualization and Extensions

    Thorsten Blecker;Nizar Abdelkafi;Gerold Kreuter;Gerhard Friedrich

  • Model-Based Diagnosis Meets Error Diagnosis in Logic Programs.

    Luca Console;Gerhard Friedrich;Daniele Theseider Dupré

  • Interactive ontology debugging: Two query strategies for efficient fault localization

    Kostyantyn Shchekotykhin;Gerhard Friedrich;Philipp Fleiss;Patrick Rodler

  • Guest Editors' Introduction: Recommender Systems

    Alexander Felfernig;Gerhard Friedrich;Lars Schmidt-Thieme

  • Physical impossibility instead of fault models

    Gerhard Friedrich;Georg Gottlob;Wolfgang Nejdl

  • Developing Constraint-based Recommenders

    Alexander Felfernig;Gerhard Friedrich;Dietmar Jannach;Markus Zanker

  • A general diagnosis method for ontologies

    Gerhard Friedrich;Kostyantyn Shchekotykhin

  • UML as Domain Specific Language for the construction of Knowledge-Based Configuration Systems

    A. Felfernig;G. Friedrich;D. Jannach;Dietmar Jannach

  • Recommender Systems: Introduction

    Dietmar Jannach;Markus Zanker;Alexander Felfernig;Gerhard Friedrich

Frequent Co-Authors

Dietmar Jannach
Dietmar Jannach University of Klagenfurt
Alexander Felfernig
Alexander Felfernig Graz University of Technology
Markus Zanker
Markus Zanker Free University of Bozen-Bolzano
Markus Stumptner
Markus Stumptner University of Adelaide
Georg Gottlob
Georg Gottlob University of Calabria
Franz Wotawa
Franz Wotawa Graz University of Technology
Boi Faltings
Boi Faltings École Polytechnique Fédérale de Lausanne
Bernhard Rinner
Bernhard Rinner University of Klagenfurt
Stefan Katzenbeisser
Stefan Katzenbeisser University of Passau
Hermann Hellwagner
Hermann Hellwagner University of Klagenfurt

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