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Research Areas

  1. Social media

Past Projects

  1. iConnect
  2. Indian Election 2009
  3. Online Health Information
  4. Semantic Discovery: Discovering Complex Relationships in Semantic Web
  5. Wikitology

Publications

2025

  1. O. Clark and K. P. Joshi, "Real-Time Detection of Online Health Misinformation using an Integrated Knowledgegraph-LLM Approach", InProceedings, IEEE International Conference on Digital Health (ICDH) , 2025 at IEEE World Congress on Services 2025, July 2025, 2241 downloads.
  2. O. Clark and K. P. Joshi, "Evaluating Causal AI Techniques for Health Misinformation Detection", InProceedings, Causal AI for Robust Decision Making (CARD 2025) Workshop, held in conjunction with 23rd International Conference on Pervasive Computing and Communications (PerCom 2025), March 2025, 3081 downloads.

2023

  1. D. Dahiphale, A. Wadkar, and K. P. Joshi, "CDFMR: A Distributed Statistical Analysis of Stock Market Data using MapReduce with Cumulative Distribution Function", InProceedings, IEEE CLOUD Summit Conference 2023, July 2023, 1356 downloads.

2022

  1. U. Lokala, F. Lamay, R. Daniulaityte, M. Gaur, A. Gyrard, K. Thirunarayan, U. Kursuncu, and A. Sheth, "Drug Abuse Ontology to Harness Web-Based Data for Substance Use Epidemiology Research: Ontology Development Study", Article, JMIR Public Health and Surveillance, December 2022, 807 downloads.
  2. R. Razavisousan and K. P. Joshi, "Building Textual Fuzzy Interpretive Structural Modeling to Analyze Factors of Student Mobility Based on User Generated Content", Article, International Journal of Information Management Data Insights, November 2022, 1489 downloads.
  3. P. Ranade, S. Dey, A. Joshi, and T. Finin, "Computational Understanding of Narratives: A Survey", Article, IEEE Access, September 2022, 4148 downloads.
  4. D. Ghosh, P. Gupta, S. Dixit, and R. Yus, "JENNER: Just-in-time Enrichment in Query Processing", InProceedings, Proceedings of the VLDB Endowment, September 2022, 874 downloads.
  5. S. Dey, B. R. Duff, and K. Karahalios, "Re-imagining the Power of Priming and Framing Effects in the Context of Political Crowdfunding Campaigns", InProceedings, CHI Conference on Human Factors in Computing Systems, April 2022, 584 downloads.

2021

  1. G. Shan, B. Zhao, J. Clavin, H. Zhang, and S. Duan, "Poligraph: Intrusion-Tolerant and Distributed Fake News Detection System", Article, IEEE Transactions on Information Forensics and Security, November 2021.

2020

  1. Z. Boukouvalas, C. Mallinson, E. Crothers, N. Japkowicz, A. Piplai, S. Mittal, A. Joshi, and T. Adali, "Independent Component Analysis for Trustworthy Cyberspace during High Impact Events: An Application to Covid-19", Article, arXiv:2006.01284 [cs.LG], June 2020, 817 downloads.

2019

  1. R. Razavisousan and K. P. Joshi, "Two Tier Analysis of Social Media Collaboration for Student Migration", InProceedings, IEEE International Conference on Collaboration and Internet Computing (IEEE CIC), 2019, December 2019, 1048 downloads.
  2. T. W. Satyapanich, "Modeling and Extracting Information about Cybersecurity Events from Text", PhdThesis, University of Maryland, Baltimore County, December 2019, 1228 downloads.
  3. N. Khurana, S. Mittal, A. Piplai, and A. Joshi, "Preventing Poisoning Attacks on AI based Threat Intelligence Systems", InProceedings, IEEE Machine Learning for Signal Processing, September 2019, 1392 downloads.
  4. F. Ferraro, T. (. Huang, S. M. Lukin, and M. Mitchell, "Proceedings of the Second Workshop on Storytelling", Proceedings, Association for Computational Linguistics, August 2019, 878 downloads.
  5. L. Elluri, V. Mandalapu, and N. Roy, "Developing Machine Learning based Predictive Models for Smart Policing", InProceedings, International Conference on Smart Computing (SMARTCOMP), June 2019, 1987 downloads.
  6. D. Norris, L. Mateczun, A. Joshi, and T. Finin, "Cyberattacks at the Grass Roots: American Local Governments and the Need for High Levels of Cybersecurity", Article, Public Administration Review, February 2019, 1668 downloads.

2018

  1. P. Ranade, S. Mittal, A. Joshi, and K. P. Joshi, "Using Deep Neural Networks to Translate Multi-lingual Threat Intelligence", InProceedings, IEEE Intelligence and Security Informatics (IEEE ISI) 2018, November 2018, 2138 downloads.
  2. P. Ranade, S. Mittal, A. Joshi, and K. P. Joshi, "Understanding Multi-lingual Threat Intelligence for AI based Cyber-defense Systems", InProceedings, IEEE International Symposium on Technologies for Homeland Security, October 2018, 1210 downloads.
  3. J. Sleeman, T. Finin, and M. Halem, "Ontology-Grounded Topic Modeling for Climate Science Research", InCollection, Emerging Topics in Semantic Technologies. ISWC 2018 Satellite Events, October 2018, 1436 downloads.

2017

  1. A. Padia, "Cleaning Noisy Knowledge Graphs", InProceedings, Proceedings of the Doctoral Consortium at the 16th International Semantic Web Conference, October 2017, 1627 downloads.
  2. J. Sleeman, M. Halem, T. Finin, and M. Cane, "Modeling the Evolution of Climate Change Assessment Research Using Dynamic Topic Models and Cross-Domain Divergence Maps", InProceedings, AAAI Spring Symposium on AI for Social Good, March 2017, 2314 downloads.

2016

  1. P. Jain, P. Kumaraguru, and A. Joshi, "Other Times, Other Values: Leveraging Attribute History to Link User Profiles across Online Social Networks", Article, Social Network Analysis and Mining, September 2016, 3958 downloads.
  2. S. Mittal, P. K. Das, V. Mulwad, A. Joshi, and T. Finin, "CyberTwitter: Using Twitter to generate alerts for Cybersecurity Threats and Vulnerabilities", InProceedings, IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM), August 2016, 4987 downloads.

2015

  1. P. Jain, P. Kumaraguru, and A. Joshi, "Other Times, Other Values: Leveraging Attribute History to Link User Profiles across Online Social Networks", InProceedings, 26th ACM Conference on Hypertext and Social Media (HT15), August 2015, 1897 downloads.

2013

  1. H. Lamba, P. Kumaraguru, and A. Joshi, "Faking Sandy: Characterizing and Identifying Fake Images on Twitter during Hurricane Sandy", InProceedings, Second International Workshop on Privacy and Security in Online Social Media (PSOSM), May 2013, 4579 downloads.
  2. P. Jain, P. Kumaraguru, and A. Joshi, "@I seek 'fb.me': Identifying Users across Multiple Online Social Networks", InProceedings, Second International Workshop on Web of Linked Entities (WoLE), May 2013, 2304 downloads.

2012

  1. A. Joshi and P. Kumaraguru, "Identifying and characterizing user communities on Twitter during crisis events", InProceedings, Proceedings of the 2012 workshop on Data-driven user behavioral modelling and mining from social media, October 2012, 1916 downloads.
  2. M. M. Rahman, "Mining social data to extract intellectual knowledge", Article, arXiv eprint , September 2012, 394 downloads.
  3. M. M. Rahman, "Intellectual knowledge extraction from online social data", InProceedings, 2012 International Conference on Informatics, Electronics & Vision (ICIEV), May 2012.
  4. V. Agrawal, L. Shastri, M. Singh, and T. Finin, "Activity Context Representation: Techniques and Languages", InProceedings, Activity Context Representation: Techniques and Languages workshop at the 17th ACM International Conference on Intelligent User Interfaces, February 2012, 561 downloads.
  5. W. Li, P. A. Kodeswaran, P. Jagtap, A. Joshi, and T. Finin, "Managing and Securing Critical Infrastructure - A Semantic Policy and Trust Driven Approach", InBook, Handbook on Securing Cyber-Physical Critical Infrastructure: Foundations and Challenges, January 2012, 2115 downloads.

2011

  1. P. Jagtap, A. Joshi, T. Finin, and L. Zavala, "Preserving Privacy in Context-Aware Systems", InProceedings, Proceedings of the Fifth IEEE International Conference on Semantic Computing, October 2011, 2326 downloads.
  2. A. Iyengar, T. Finin, and A. Joshi, "Content-based prediction of temporal boundaries for events in Twitter", InProceedings, Proceedings of the Third IEEE International Conference on Social Computing, October 2011, 2527 downloads.
  3. V. Mulwad, W. Li, A. Joshi, T. Finin, and K. Viswanathan, "Extracting Information about Security Vulnerabilities from Web Text", InProceedings, Proceedings of the Web Intelligence for Information Security Workshop, August 2011, 3696 downloads.
  4. J. Sachs and T. Finin, "Social and Semantic Computing in Support of Citizen Science", InProceedings, Proceedings of the Third Canadian Semantic Web Symposium, August 2011, 1652 downloads.
  5. L. Zhou, L. Ding, and T. Finin, "How is the Semantic Web evolving? A dynamic social network perspective", Article, Computers in Human Behavior, July 2011, 3225 downloads.
  6. N. Chinnam, "Group recognition in social networks", MastersThesis, University of Maryland, Baltimore County, June 2011, 3222 downloads.
  7. R. Dharurkar, "Context-Aware Middleware for Activity Recognition", MastersThesis, University of Maryland, Baltimore County, May 2011, 1969 downloads.
  8. M. Kewalramani, "Community Detection in Twitter", MastersThesis, University of Maryland Baltimore County, May 2011, 3334 downloads.
  9. A. Mahale, "Group Centric Information Sharing using Hierarchical Models", MastersThesis, UMBC, May 2011, 1954 downloads.
  10. P. Jagtap, "Privacy Preservation in Context Aware Systems", MastersThesis, May 2011, 1953 downloads.
  11. P. Jagtap, A. Joshi, T. Finin, and L. Zavala, "Privacy Preservation in Context Aware Geosocial Networking Applications", TechReport, University of Maryland, Baltimore County, May 2011, 2471 downloads.
  12. A. Gupta, K. Viswanathan, A. Joshi, T. Finin, and P. Kumaraguru, "Integrating Linked Open Data with Unstructured Text for Intelligence Gathering Tasks", InProceedings, Eighth International Workshop on Information Integration on the Web, WWW2011, March 2011, 2217 downloads.

2010

  1. P. A. Kodeswaran and E. Viegas, "Towards a privacy preserving policy based infrastructure for social data access to enable scientific research", InProceedings, Eighth Annual Conference on Privacy, Security and Trust, August 2010, 430 downloads.
  2. W. Murnane, "Improving Accuracy of Named Entity Recognition on Social Media Data", MastersThesis, University of Maryland, Baltimore County, August 2010, 6355 downloads, 3 citations.
  3. Z. Syed, "Wikitology: A novel hybrid knowledge base derived from wikipedia", PhdThesis, University of Maryland, Baltimore County, August 2010, 1903 downloads.
  4. P. A. Kodeswaran and E. Viegas, "A Policy Based Infrastructure for Social Data Access with Privacy Guarantees", InProceedings, Proceedings of the IEEE International Symposium on Policies for Distributed Systems and Networks, July 2010, 6066 downloads, 6 citations.
  5. A. Karandikar, "Clustering short status messages: A topic model based approach", MastersThesis, University of Maryland, Baltimore County, July 2010, 11143 downloads.
  6. T. Finin, W. Murnane, A. Karandikar, N. Keller, J. Martineau, and M. Dredze, "Annotating named entities in Twitter data with crowdsourcing", InProceedings, Proceedings of the NAACL Workshop on Creating Speech and Text Language Data With Amazon's Mechanical Turk, June 2010, 3658 downloads.

2009

  1. D. Chinavle, P. Kolari, T. Oates, and T. Finin, "Ensembles in Adversarial Classification for Spam", InProceedings, Proceedings of the 18th ACM Conference on Information and Knowledge Management, November 2009, 4972 downloads, 1 citation.
  2. C. Fink, C. Piatko, J. Mayfield, D. Chou, T. Finin, and J. Martineau, "The Geolocation of Web Logs from Textual Clues", InProceedings, Proceedings of the 2009 International Conference on Computational Science and Engineering, August 2009, 2060 downloads, 2 citations.
  3. J. Martineau and T. Finin, "Delta TFIDF: An Improved Feature Space for Sentiment Analysis", InProceedings, Proceedings of the Third International AAAI Conference on Web and Social Media, May 2009, 8202 downloads, 5 citations.
  4. K. Burton, A. Java, and I. Soboroff, "The ICWSM 2009 Spinn3r Dataset", InProceedings, Third Annual Conference on Weblogs and Social Media (ICWSM 2009), May 2009, 24 citations.
  5. C. Fink, C. Piatko, J. Mayfield, T. Finin, and J. Martineau, "Geolocating Blogs From Their Textual Content", InProceedings, Working Notes of the AAAI Spring Symposium on Social Semantic Web: Where Web 2.0 Meets Web 3.0, March 2009, 4260 downloads, 1 citation.

2008

  1. A. Java, "Mining Social Media Communities and Content", PhdThesis, University of Maryland, Baltimore County, December 2008, 57532 downloads.
  2. Z. Syed, T. Finin, and A. Joshi, "Wikitology: Wikipedia as an ontology", InProceedings, Proceedings of the Grace Hopper Celebration of Women in Computing Conference, October 2008, 231 downloads.
  3. T. Finin, A. Joshi, P. Kolari, A. Java, A. Kale, and A. Karandikar, "The Information ecology of social media and online communities", Article, AI Magazine, September 2008, 7275 downloads, 11 citations.
  4. A. Java, A. Joshi, and T. Finin, "Detecting Commmunities via Simultaneous Clustering of Graphs and Folksonomies", InProceedings, Proceedings of the Tenth Workshop on Web Mining and Web Usage Analysis (WebKDD), August 2008, 7635 downloads, 60 citations.
  5. P. A. Kodeswaran, S. B. Kodeswaran, A. Joshi, and T. Finin, "Enforcing security in semantics driven policy based networks", InProceedings, Proceedings of the 24th International Conference on Data Engineering Workshops, Secure Semantic Web, April 2008, 2913 downloads.
  6. A. Java, A. Joshi, and T. Finin, "Approximating the Community Structure of the Long Tail", InProceedings, Proceedings of the Second International Conference on Web and Social Media (ICWSM), March 2008, 6258 downloads, 4 citations.
  7. A. Karandikar, A. Java, A. Joshi, T. Finin, Y. Yesha, and Y. Yesha, "Second Space: A Generative Model For The Blogosphere", InProceedings, Proceedings of the International Conference on Web and Social Media (ICWSM), March 2008, 5626 downloads, 1 citation.
  8. Z. Syed, T. Finin, and A. Joshi, "Wikipedia as an Ontology for Describing Documents", InProceedings, Proceedings of the Second International Conference on Web and Social Media (ICWSM), March 2008, 10721 downloads, 199 citations.
  9. A. A. Nanavati, R. Singh, D. Chakraborty, K. Dasgupta, S. Mukherjea, G. Gurumurthy, and A. Joshi, "Analyzing the Structure and Evolution of Massive Telecom Graphs", Article, IEEE Transactions on Knowledge and Data Engineering, March 2008, 3722 downloads.
  10. K. Dasgupta, R. Singh, B. Vishwanathan, D. Chakraborty, A. Joshi, S. Mukherjea, and A. A. Nanavati, "Social ties and their relevance to churn in mobile telecom networks", InProceedings, Proceedings of the 11th international conference on Extending database technology: Advances in database technology, March 2008, 3213 downloads.
  11. B. Aleman-Meza, M. Nagarajan, L. Ding, A. Sheth, B. Arpinar, A. Joshi, and T. Finin, "Scalable semantic analytics on social networks for addressing the problem of conflict of interest detection", Article, ACM Transactions on the Web, February 2008, 3584 downloads, 14 citations.
  12. Z. Syed, T. Finin, and A. Joshi, "Wikitology: Using Wikipedia as an Ontology", TechReport, February 2008, 7238 downloads.

2007

  1. P. Kolari, "Detecting Spam Blogs: An Adaptive Online Approach", PhdThesis, Ph.D. Dissertation, December 2007, 9282 downloads, 3 citations.
  2. A. Joshi, T. Finin, A. Java, A. Kale, and P. Kolari, "Web 2.0 Mining: Analyzing Social Media", InProceedings, Proceedings of the NSF Symposium on Next Generation of Data Mining and Cyber-Enabled Discovery for Innovation, October 2007, 6473 downloads, 5 citations.
  3. A. Java, X. Song, T. Finin, and B. Tseng, "Why We Twitter: Understanding Microblogging Usage and Communities", InProceedings, Procedings of the Joint 9th WEBKDD and 1st SNA-KDD Workshop 2007, August 2007, 66096 downloads, 342 citations.
  4. O. V. Ratsimor, "Opportunistic Bartering of Digital Goods and Services in Pervasive Environments", PhdThesis, University of Maryland, Baltimore County, August 2007, 3104 downloads.
  5. S. Balijepalli, "Blogvox2: A Modular Domain Independent Sentiment Analysis System", MastersThesis, University of Maryland, Baltimore County, June 2007, 8738 downloads, 1 citation.
  6. A. Parafiynyk, C. Parr, J. Sachs, and T. Finin, "Adding Semantics to Social Websites for Citizen Science", InProceedings, Proceedings of the Workshop on Semantic e-Science (AAAI 07), June 2007, 6823 downloads, 3 citations.
  7. A. Kale, P. Kolari, A. Java, T. Finin, and A. Joshi, "On Modeling Trust in Social Media using Link Polarity", TechReport, University of Maryland, Baltimore County, May 2007, 4305 downloads.
  8. A. Karandikar, "Generative Model To Construct Blog and Post Networks In Blogosphere", MastersThesis, University of Maryland at Baltimore County, May 2007, 9678 downloads, 3 citations.
  9. A. Kale, "Modeling Trust and Influence in Blogosphere using Link Polarity", MastersThesis, University of Maryland Baltimore County, April 2007, 11872 downloads, 36 citations.
  10. A. Java, "A Framework for Modeling Influence, Opinions and Structure in Social Media", InProceedings, 22nd Conference on Artificial Intelligence (AAAI 2007), April 2007, 5888 downloads, 4 citations.
  11. A. Kale, A. Karandikar, P. Kolari, A. Java, T. Finin, and A. Joshi, "Modeling Trust and Influence in the Blogosphere Using Link Polarity", InProceedings, Proceedings of the International Conference on Weblogs and Social Media (ICWSM 2007), March 2007, 5253 downloads, 36 citations.
  12. P. Kolari, T. Finin, A. Java, and A. Joshi, "Spam in Blogs and Social Media, Tutorial", InProceedings, ICWSM 2007, March 2007, 4173 downloads, 3 citations.

2006

  1. P. Kolari, A. Java, T. Finin, T. Oates, and A. Joshi, "Detecting Spam Blogs: A Machine Learning Approach", InProceedings, Proceedings of the 21st National Conference on Artificial Intelligence (AAAI 2006), July 2006, 12128 downloads, 75 citations.
  2. B. Aleman-Meza, M. Nagarajan, C. Ramakrishnan, A. Sheth, B. Arpinar, L. Ding, P. Kolari, A. Joshi, and T. Finin, "Semantic Analytics on Social Networks: Experiences in Addressing the Problem of Conflict of Interest Detection", InProceedings, Proceedings of the 15th International World Wide Web Conference,, May 2006, 4546 downloads, 106 citations.

2005

  1. T. Finin, L. Ding, L. Zhou, and A. Joshi, "Social Networking on the Semantic Web", Article, The Learning Organization, December 2005, 9030 downloads, 120 citations.
  2. V. Tamma, S. Cranefield, T. Finin, and S. Willmott, "Ontologies for Agents: Theory and Experiences", Book, Springer, July 2005, 13780 downloads.
  3. L. Ding, L. Zhou, T. Finin, and A. Joshi, "How the Semantic Web is Being Used:An Analysis of FOAF Documents", InProceedings, Proceedings of the 38th International Conference on System Sciences, January 2005, 15489 downloads, 116 citations.
  4. L. Ding, T. Finin, and A. Joshi, "Analyzing Social Networks on the Semantic Web", Article, IEEE Intelligent Systems, January 2005, 9584 downloads, 20 citations.
  5. L. Kagal, T. Finin, and A. Joshi, "Towards a Well-Behaved Web", TechReport, UMBC, January 2005, 442 downloads.
  6. S. Staab, P. Domingos, P. Mika, J. Golbeck, L. Ding, T. Finin, A. Joshi, A. Nowak, and R. R. Vallacher, "Social Networks Applied", Article, IEEE Intelligent Systems, January 2005, 755 downloads.

2004

  1. L. Ding and T. Finin, "Weaving the Web of Belief into the Semantic Web", TechReport, UMBC, May 2004, 7657 downloads.

2003

  1. L. Ding, L. Zhou, and T. Finin, "Trust Based Knowledge Outsourcing for Semantic Web Agents", InProceedings, Proceedings of the 2003 IEEE/WIC International Conference on Web Intelligence, October 2003, 3902 downloads, 47 citations.

Presentation

  1. A Different Kind of Social Physics
  2. A Multiagent-Based Synergistic Approach For Software Fault Tolerance
  3. Coarse and Fine Grained Sentiment Analysis of Online Text
  4. Constraining Information Flow in Social Networks with Privacy Policies
  5. Context-Aware Privacy Policies in Mobile and Social Computing
  6. DDRE: Managing the Assured Information Sharing Lifecycle
  7. Framework for Managing the Assured Information Sharing Lifecycle
  8. Information extraction from social media
  9. Linked Data for the Rest of Us
  10. Making the Semantic Web Easier to Use
  11. Making the Semantic Web Easier to Use for Sharing Science Data
  12. On Leveraging Social Media
  13. Privacy in Geo-Social Context aware systems
  14. Privacy Preservation in Context-Aware Systems
  15. Semantic Web Technologies: A Tutorial
  16. spam in blogs and social media
  17. The Semantic Web: there and back again
  18. The Social Life of Personal Information
  19. The Social Semantic Web
  20. Trust and Reputation in Social Networks
  21. Trust, Influence and Bias in Social Media
  22. Understanding RSM: Relief Social Media
  23. WIkipedia as an ontology
  24. Wikitology: Wikipedia as an ontology
  25. Wikitology: Wikipedia as an ontology

Poster

  1. BlogVox2: Sentiment Detection in Political Blogs
  2. BlogVox2: Sentiment Detection in Political Blogs
  3. Generative Model To Construct Blog and Post Networks In Blogosphere (Poster)
  4. ICWSM 2008 Poster
  5. Improving Accuracy of Named Entity Recognition on Social Media Data

Dataset

  1. foafPub dataset

Masters Thesis

  1. Generative Model To Construct Blog and Post Networks In Blogosphere (Masters Thesis Presentation)

image

  1. Mobile Computing and Semantic Web : Applications in Social Networking

Brochure

  1. Planet Social Media Research Pamphlet

Document

  1. Spam in Blogs and Social Media
  1. Trust, Influence and Bias in Social Media

Old News

  1. Looking back at the ebiquity research group's 2006
    January 1, 2007

Old Events

  1. Modeling and Extracting information about Cybersecurity Events from Text
    May 16, 2017
  2. Tutorials by Center for Hybrid Multicore Productivity Research students
    June 12, 2013
  3. MS defense: Social Media Analytics: Digital Footprints
    May 13, 2013
  4. The Semantic Web: there and back again
    April 18, 2013
  5. Social Media Analytics: Digital Footprints
    April 15, 2013
  6. Privacy and Security in Online Social Media
    March 11, 2013
  7. Masters Thesis Research Update: Sandhya Krishnan
    October 8, 2012
  8. Cyber-Physical Social Systems: Research Challenges
    April 6, 2012
  9. Making the Semantic Web Easier to Use
    April 1, 2012
  10. Analytics for Detecting Web and Social Media Abuse
    March 16, 2012

Old Event Series

  1. MD Semantic Web Meetups