IDIR Lab - Projects

DEMANDATA: Computational Journalism Research

NSF Award #1719054 Towards End-to-End Computer-Assisted Fact-Checking
NSF Award #1408928 Perturbation Analysis of Database Queries
Research agenda
Research goals C+J17 C+J15 CIDR11

3rd place in CIDR11 best Outrageous Ideas and Vision (OIV) Track paper competition
Fact-checking

ClaimBuster: end-to-end fact-checking
demo, API, Slackbot video 1 video 2 IJCNN18 KDD17 VLDB17 demo MetroCon17 talk C+J16 talk video
First Runner-Up Award in the SIGMOD17 Undergraduate Student Research Competition (Damian Jimenez)
iCheck: fact-checking by perturbation analysis (led by Duke)
ACM TODS VLDB14 SIGMOD14 demo

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
SIGMOD18 SIGMOD18 talk
Frequent episode mining (led by Chinese Academy of Sciences)
ICDE15 WWW14 poster

GraphU: Tackling Usability Challenges in Querying and Exploring Entity Graphs

GQBE: graph query by example
demo video IEEE TKDE GRADES14 talk ICDE14 demo
Maverick: discovering exceptional facts from knowledge graphs
SIGMOD18 SIGMOD18 talk
Orion: auto-suggestion for interactive graph query formulation
demo video arXiv VLDB15 demo NCSU talk
TableView: preview tables for entity graphs
demo video ICDE18 demo SIGMOD16 SIGMOD16 talk
ACM SIGMOD 2017 Most Reproducible Paper Award
reproducibility package

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

Demos, Videos, and Codes

DEMANDATA: Computational Journalism

Graph4U: Tackling Usability Challenges in Querying and Exploring Entity Graphs

GQBE: graph query by example demo video
Maverick: discovering exceptional facts from knowledge graphs
Orion: auto-suggestion for interactive graph query formulation demo video
TableView: preview tables for entity graphs demo video reproducibility package

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