World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
55
Citations
12639
World Ranking
4297
National Ranking
2024

Krzysztof Janowicz 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 Krzysztof Janowicz 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: 270 publications — 67th percentile

67% of scientists in this discipline score the same or lower.

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

Krzysztof Janowicz 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 Krzysztof Janowicz 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: 55 D-Index — 71st percentile

71% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2013 - Hellman Fellow

Overview

Krzysztof Janowicz is affiliated with the University of California, Santa Barbara in the United States. Their research primarily falls within the field of Computer Science, with a focus on various subfields including Artificial Intelligence, Computer Science Applications, Information Systems, Computational Theory and Mathematics, and Management Science and Operations Research.

The main topics that characterize Janowicz's body of work include:

  • Topic Modeling
  • Logic, programming, and type systems
  • Formal Methods in Verification
  • Mobile Crowdsensing and Crowdsourcing
  • Data Quality and Management
  • Multi-Agent Systems and Negotiation
  • Logic, Reasoning, and Knowledge

Janowicz has contributed recent papers to a variety of academic venues. Notable publications include:

  • "Fifty Years of Prolog and Beyond," 2022, in Theory and Practice of Logic Programming
  • "Transparent assessment of information quality of online reviews using formal argumentation theory," 2022, published in Information Systems
  • "Constructing and Cleaning Identity Graphs in the LOD Cloud," 2020, appearing in Data Intelligence
  • "Fifty Years of Prolog and Beyond," 2022, also available via arXiv (Cornell University)

The venues where Janowicz frequently publishes comprise:

  • Theory and Practice of Logic Programming
  • Information Systems
  • Data Intelligence
  • arXiv (Cornell University)

Collaboration is a significant aspect of Janowicz's research activities. Frequent coauthors include:

  • Philipp Körner
  • Michaël Leuschel
  • Vı́tor Santos Costa
  • Verónica Dahl
  • Manuel V. Hermenegildo

Among professional recognitions, Janowicz was awarded the Hellman Fellow in 2013.

Best Publications

  • Ontology paper: The SSN ontology of the W3C semantic sensor network incubator group

    Michael Compton;Payam Barnaghi;Luis Bermudez;RaúL GarcíA-Castro

  • SOSA: A lightweight ontology for sensors, observations, samples, and actuators

    Krzysztof Janowicz;Armin Haller;Simon Jonathan Cox;Danh Le Phuoc

  • GeoAI: spatially explicit artificial intelligence techniques for geographic knowledge discovery and beyond

    Krzysztof Janowicz;Song Gao;Grant McKenzie;Yingjie Hu

  • Extracting urban functional regions from points of interest and human activities on location-based social networks

    Song Gao;Krzysztof Janowicz;Helen Couclelis

  • Extracting and understanding urban areas of interest using geotagged photos

    Yingjie Hu;Song Gao;Krzysztof Janowicz;Bailang Yu

  • Traffic transformer: Capturing the continuity and periodicity of time series for traffic forecasting

    Ling Cai;Krzysztof Janowicz;Gengchen Mai;Bo Yan

  • On the semantic annotation of places in location-based social networks

    Mao Ye;Dong Shou;Wang-Chien Lee;Peifeng Yin

  • The modular SSN ontology: A joint W3C and OGC standard specifying the semantics of sensors, observations, sampling, and actuation

    Armin Haller;Krzysztof Janowicz;Simon J.D. Cox;Maxime Lefrançois

  • Linked Data, Big Data, and the 4th Paradigm

    Pascal Hitzler;Krzysztof Janowicz

  • Semantic Enablement for Spatial Data Infrastructures

    Krzysztof Janowicz;Sven Schade;Arne Bröring;Carsten Keßler

  • The stimulus-sensor-observation ontology design pattern and its integration into the semantic sensor network ontology

    Krzysztof Janowicz;Michael Compton

  • Constructing gazetteers from volunteered Big Geo-Data based on Hadoop

    Song Gao;Linna Li;Wenwen Li;Krzysztof Janowicz

  • Geospatial semantics and linked spatiotemporal data --Past, present, and future

    Krzysztof Janowicz;Simon Scheider;Todd Pehle;Glen Hart

  • From ITDL to Place2Vec: Reasoning About Place Type Similarity and Relatedness by Learning Embeddings From Augmented Spatial Contexts

    Bo Yan;Krzysztof Janowicz;Gengchen Mai;Song Gao

  • The semantics of similarity in geographic information retrieval

    Krzysztof Janowicz;Martin Raubal;Werner Kuhn

  • The SSN Ontology of the W3C Semantic Sensor Network Incubator Group

    Michael Compton;Payam Barnaghi;Luis Bermudez;Raúl García-Castro

  • Semantic Sensor Network Ontology

    Armin Haller;Krzysztof Janowicz;Simon Cox;Danh Le Phuoc

  • Five stars of Linked Data vocabulary use

    Krzysztof Janowicz;Pascal Hitzler;Benjamin Adams;Dave Kolas

  • The Semantic Web - ISWC 2013

    Harith Alani;Lalana Kagal;Achille Fokoue;Paul Groth

  • A Geo-ontology Design Pattern for Semantic Trajectories

    Yingjie Hu;Krzysztof Janowicz;David Carral;Simon Scheider

  • Semantic Sensor Network XG Final Report

    Laurent Lefort;Cory Henson;Kerry Taylor;Michael Compton

Frequent Co-Authors

Pascal Hitzler
Pascal Hitzler Kansas State University
Song Gao
Song Gao University of Wisconsin–Madison
Werner Kuhn
Werner Kuhn University of California, Santa Barbara
Suzanne M. Carbotte
Suzanne M. Carbotte Lamont-Doherty Earth Observatory
Peter H. Wiebe
Peter H. Wiebe Woods Hole Oceanographic Institution
Tim Finin
Tim Finin University of Maryland, Baltimore County
Martin Raubal
Martin Raubal ETH Zurich
Chris Welty
Chris Welty Google (United States)
Oscar Corcho
Oscar Corcho Technical University of Madrid
Paul Groth
Paul Groth University of Amsterdam

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