{"id":"W2102729564","doi":"10.1016/j.tcs.2004.10.033","title":"Data exchange: semantics and query answering","year":2004,"lang":"en","type":"article","venue":"Theoretical Computer Science","topic":"Advanced Database Systems and Queries","field":"Computer Science","cited_by":1203,"is_retracted":false,"has_abstract":false,"ca_institutions":"University of Toronto","funders":"","keywords":"Computer science; Data exchange; Schema (genetic algorithms); Theoretical computer science; Semantics (computer science); Information retrieval; Database; Programming language","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02259862416624663,"score_gpt":0.2786496916886596,"score_spread":0.256051067522413,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}