Harsh Thakkar

gremlin traversals sparql gremlinator apache tinkepop rdf graph pattern matching graph query language graph databases property graph litmus benchmark suite dbpedia tinkerpop gql graph traversal nosql apache jena virtuoso neo4j spaksee northwind watdiv bsbm semantic web graphs benchmarking relational algebra formalisation query performance question answering wikidata linked open data quality assessment data quality feedback probabilistic ir query bm25 information retrieval okapi ir