IDIR Lab - Projects

Credible Open Knowledge Network (COKN)

Computational Journalism Research

Research agenda
CIDR11
3rd place in CIDR11 best Outrageous Ideas and Vision (OIV) Track paper competition
C+J14 C+J15 C+J16 C+J17 C+J19a C+J19b C+J19c

Exceptional Fact Finding

FactWatcher: monitoring of facts from real-world events
demo video VLDB14 demo
VLDB14 Excellent demonstratione Award
- Situational Fact Finding ICDE14 ICDE14 talk
- Prominent Streak Discovery ACM TKDD KDD11
- One-of-the-Few Objects KDD12
Maverick: discovering exceptional facts from knowledge graphs
demo SIGMOD18 talk video video SIGMOD18 SIGMOD18 talk VLDB18 demo
Frequent episode mining (led by Chinese Academy of Sciences)
IS18 ICDE15 WWW14 poster

Graph4U: Tackling Usability Challenges in Querying and Exploring Knowledge Graphs

GQBE: graph query by example
demo video IEEE TKDE GRADES14 talk ICDE14 demo
Orion: auto-suggestion for interactive graph query formulation
demo video arXiv VLDB15 demo NCSU talk
TableView: preview tables for knowledge graphs
demo video ICDE18 demo SIGMOD16 SIGMOD16 talk
ACM SIGMOD 2017 Most Reproducible Paper Award
reproducibility package

Misinformation, Computational Fact-Checking and Credible Web

ClaimBuster: end-to-end fact-checking
demo, API, Slackbot C+J16 talk video video 1 video 2 IJCNN18 KDD17 VLDB17 demo talk data and code (soon)
First Runner-Up Award in the SIGMOD17 Undergraduate Student Research Competition (Damian Jimenez)
ClaimPortal: integrated monitoring, searching, checking, and analytics of factual claims on twitter demo video ACL19 demo
ClaimFrame: modeling factual claims with semantic frames frame annotation tool (soon) video (soon) dataset (soon)
iCheck: fact-checking by perturbation analysis (led by Duke)
IEEE DataEngBull ACM TODS VLDB14 SIGMOD14 demo

Data Exploration, Crowdsourcing, Entity Queries, Database Testing

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
- Ph.D. dissertation: Enabling Data Retrieval: by Ranking and Beyond
- RankSQL
  SIGMOD05 SIGMOD05 talk VLDB05 demo source code
- Ranking Aggregates
  SIGMOD06 SIGMOD06 talk
- Ranking+Clustering
  SIGMOD07 SIGMOD07 talk
Web and XML data managemen
SIGMOD Record 04 SIGMOD03 SIGMOD03 talk SIGMOD03 demo

Codes, Data, Demos, and Videos

Credible Open Knowledge Network (COKN)

Exceptional Fact Finding

FactWatcher: monitoring of facts from real-world events demo video
Maverick: discovering exceptional facts from knowledge graphs demo talk video video

Graph4U: Tackling Usability Challenges in Querying and Exploring Knowledge Graphs

GQBE: graph query by example demo video
Orion: auto-suggestion for interactive graph query formulation demo video
TableView: preview tables for knowledge graphs demo video reproducibility package

Misinformation, Computational Fact-Checking and Credible Web

ClaimBuster: end-to-end fact-checking demo, API, Slackbot talk video video 1 video 2 data and code (soon)
ClaimPortal: integrated monitoring, searching, checking, and analytics of factual claims on twitter demo video
ClaimFrame: modeling factual claims with semantic frames frame annotation tool (soon) video (soon) dataset (soon)

EntityEngine: Entity-Centric Querying and Exploration of Web Data

CrewScout: Expert Team Finding by Skyline Groups demo video

RankSQL: Database Engine Extended with Top-k Query Algorithms and Query Optimization source code