IDIR Lab - Projects

Computational Journalism

Research agenda
C+J19b C+J19c C+J17 C+J15 C+J14 CIDR11

3rd place in CIDR11 best Outrageous Ideas and Vision (OIV) Track paper competition
Misinformation, Computational Fact-Checking, and Credible Web
- ClaimBuster: end-to-end fact-checking
  IJCNN18 KDD17 VLDB17 demo C+J16 CIKM15 demo API codebase dataset promotional video introductory video talk video
  First Runner-Up Award in the SIGMOD17 Undergraduate Student Research Competition
- Modeling factual claims by frames semantic parsing
  C+J19a
- Wildfire: a Twitter social sensing platform for layperson
  WSDM24 demo C+J22 EACL21 demo demo introductory video
- ClaimPortal: integrated monitoring, searching, checking, and analytics of factual claims on Twitter
  ACL19 demo demo video
- Cherry: detecting cherry-picking in news coverage
  arXiv24
- iCheck: fact-checking by perturbation analysis (led by Duke)
  IEEE DataEngBull ACM TODS PVLDB14 SIGMOD14 demo
Exceptional Fact Finding
- FactWatcher: monitoring of facts from real-world events
  VLDB14 demo demo introductory video
  VLDB14 Excellent demonstratione Award
  - Situational Fact Finding ICDE14
  - Prominent Streak Discovery TKDD14 KDD11
  - One-of-the-Few Objects (led by Duke) KDD12
- Maverick: discovering exceptional facts from knowledge graphs
  SIGMOD18 VLDB18 demo demo introductory video talk video slides Poster
- Frequent episode mining (led by Chinese Academy of Sciences)
  IS18 ICDE15 WWW14 poster

Knowledge Graph, Open Knowledge Network

Knowledge graph completion and Link Prediction
ISWC23 codebase dataset talk video Medium article SIGMOD20 codebase talk video Medium article CIKM18 reproducibility package poster
Tackling Usability Challenges in Querying and Exploring Knowledge Graphs
- GraphNarrator: natural language narration of knowledge graphs
  EMLNLP23 codebase
- GQBE: graph query by example
  TKDE15 ICDE14 paper introductory video slides poster
- Orion: auto-suggestion for interactive graph query formulation
  arXiv16 VLDB15 demo demo introductory video lides poster
- TableView: preview tables for entity graphs
  ICDE18 SIGMOD16 introductory video slides ICDE18 SIGMOD16 reproducibility package
  ACM SIGMOD 2017 Most Reproducible Paper Award

Data Exploration, Crowdsourcing, Entity Queries, Database Testing

Skyline and Pareto-optimal analysis
- Monitoring of Pareto frontiers
  EDBT18
- CrewScout: expert team finding by skyline groups
  CIKM14 demo TKDE CIKM12 demo video
- CrowdConsensus: crowdsourcing Pareto-optimal object finding by pairwise comparisons
  CIKM15
EntityEngine: entity-centric querying and exploration of Web data
- ERQ: entity-relationship query on Wikipedia
  TIST12 CIKM10 demo demo
- Facetedpedia: faceted search interface for Wikipedia
  WWW10 CIKM10 demo
Set predicates in SQL
TKDE14
DBTest: testing large-scale database applications
EDBT12 FSE11 DBTest10

Ph.D. Research: database engine for top-k queries, Web and XML data management

RankSQL: database engine extended with top-k query algorithms and query optimization
IS13 SIGMOD07 SIGMOD06 SIGMOD05 talk VLDB05 demo source code
Web and XML data management
SIGMODRecord04 SIGMOD03 SIGMOD03 demo