World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
55
Citations
12639
World Ranking
4297
National Ranking
2023

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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