{"id":"https://openalex.org/W1992544721","doi":"https://doi.org/10.1145/2661829.2661928","title":"Phrase Query Optimization on Inverted Indexes","display_name":"Phrase Query Optimization on Inverted Indexes","publication_year":2014,"publication_date":"2014-11-03","ids":{"openalex":"https://openalex.org/W1992544721","doi":"https://doi.org/10.1145/2661829.2661928","mag":"1992544721"},"language":"en","primary_location":{"id":"doi:10.1145/2661829.2661928","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2661829.2661928","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5075681290","display_name":"Avishek Anand","orcid":"https://orcid.org/0000-0002-0163-0739"},"institutions":[{"id":"https://openalex.org/I4210136150","display_name":"L3S Research Center","ror":"https://ror.org/039t4wk02","country_code":"DE","type":"facility","lineage":["https://openalex.org/I114112103","https://openalex.org/I4210136150","https://openalex.org/I94509681"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Avishek Anand","raw_affiliation_strings":["L3S Research Center, Hannover, Germany"],"affiliations":[{"raw_affiliation_string":"L3S Research Center, Hannover, Germany","institution_ids":["https://openalex.org/I4210136150"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004545243","display_name":"Ida Mele","orcid":"https://orcid.org/0000-0002-3730-6383"},"institutions":[{"id":"https://openalex.org/I4210109712","display_name":"Max Planck Institute for Informatics","ror":"https://ror.org/01w19ak89","country_code":"DE","type":"facility","lineage":["https://openalex.org/I149899117","https://openalex.org/I4210109712"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Ida Mele","raw_affiliation_strings":["Max Planck Institute for Informatics, Saarbr\u00fccken, Germany"],"affiliations":[{"raw_affiliation_string":"Max Planck Institute for Informatics, Saarbr\u00fccken, Germany","institution_ids":["https://openalex.org/I4210109712"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085995102","display_name":"Srikanta Bedathur","orcid":"https://orcid.org/0000-0002-3949-2175"},"institutions":[{"id":"https://openalex.org/I119939252","display_name":"Indraprastha Institute of Information Technology Delhi","ror":"https://ror.org/03vfp4g33","country_code":"IN","type":"education","lineage":["https://openalex.org/I119939252"]},{"id":"https://openalex.org/I68891433","display_name":"Indian Institute of Technology Delhi","ror":"https://ror.org/049tgcd06","country_code":"IN","type":"education","lineage":["https://openalex.org/I68891433"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Srikanta Bedathur","raw_affiliation_strings":["IIIT-Delhi, New Delhi, India"],"affiliations":[{"raw_affiliation_string":"IIIT-Delhi, New Delhi, India","institution_ids":["https://openalex.org/I119939252","https://openalex.org/I68891433"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039440854","display_name":"Klaus Berberich","orcid":"https://orcid.org/0000-0003-3813-9721"},"institutions":[{"id":"https://openalex.org/I4210109712","display_name":"Max Planck Institute for Informatics","ror":"https://ror.org/01w19ak89","country_code":"DE","type":"facility","lineage":["https://openalex.org/I149899117","https://openalex.org/I4210109712"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Klaus Berberich","raw_affiliation_strings":["Max Planck Institute for Informatics, Saarbr\u00fccken, Germany"],"affiliations":[{"raw_affiliation_string":"Max Planck Institute for Informatics, Saarbr\u00fccken, Germany","institution_ids":["https://openalex.org/I4210109712"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5075681290"],"corresponding_institution_ids":["https://openalex.org/I4210136150"],"apc_list":null,"apc_paid":null,"fwci":0.8242,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.81579084,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1807","last_page":"1810"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12016","display_name":"Web Data Mining and Analysis","score":0.9966999888420105,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12016","display_name":"Web Data Mining and Analysis","score":0.9966999888420105,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13083","display_name":"Advanced Text Analysis Techniques","score":0.9966999888420105,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11269","display_name":"Algorithms and Data Compression","score":0.9958999752998352,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8323405981063843},{"id":"https://openalex.org/keywords/phrase","display_name":"Phrase","score":0.8220549821853638},{"id":"https://openalex.org/keywords/phrase-search","display_name":"Phrase search","score":0.6275861859321594},{"id":"https://openalex.org/keywords/analytics","display_name":"Analytics","score":0.5746017694473267},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.558978796005249},{"id":"https://openalex.org/keywords/index","display_name":"Index (typography)","score":0.5405603051185608},{"id":"https://openalex.org/keywords/inverted-index","display_name":"Inverted index","score":0.5155741572380066},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4889041483402252},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.3969506621360779},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.3066343069076538},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.2581734359264374},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.2195391058921814},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.15486988425254822},{"id":"https://openalex.org/keywords/web-query-classification","display_name":"Web query classification","score":0.13364040851593018},{"id":"https://openalex.org/keywords/search-engine-indexing","display_name":"Search engine indexing","score":0.11523774266242981}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8323405981063843},{"id":"https://openalex.org/C2776224158","wikidata":"https://www.wikidata.org/wiki/Q187931","display_name":"Phrase","level":2,"score":0.8220549821853638},{"id":"https://openalex.org/C37202355","wikidata":"https://www.wikidata.org/wiki/Q7188071","display_name":"Phrase search","level":5,"score":0.6275861859321594},{"id":"https://openalex.org/C79158427","wikidata":"https://www.wikidata.org/wiki/Q485396","display_name":"Analytics","level":2,"score":0.5746017694473267},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.558978796005249},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.5405603051185608},{"id":"https://openalex.org/C130590232","wikidata":"https://www.wikidata.org/wiki/Q1671754","display_name":"Inverted index","level":3,"score":0.5155741572380066},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4889041483402252},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.3969506621360779},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.3066343069076538},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.2581734359264374},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.2195391058921814},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.15486988425254822},{"id":"https://openalex.org/C118689300","wikidata":"https://www.wikidata.org/wiki/Q7978614","display_name":"Web query classification","level":4,"score":0.13364040851593018},{"id":"https://openalex.org/C75165309","wikidata":"https://www.wikidata.org/wiki/Q2258979","display_name":"Search engine indexing","level":2,"score":0.11523774266242981},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/2661829.2661928","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2661829.2661928","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","score":0.4099999964237213,"display_name":"Quality Education"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W46283434","https://openalex.org/W1564085854","https://openalex.org/W1981732427","https://openalex.org/W1998148832","https://openalex.org/W2007807439","https://openalex.org/W2019096529","https://openalex.org/W2050635028","https://openalex.org/W2058025171","https://openalex.org/W2092902419","https://openalex.org/W2113618143","https://openalex.org/W2120101509","https://openalex.org/W2122865749","https://openalex.org/W2130780865","https://openalex.org/W2138662031","https://openalex.org/W2139230733","https://openalex.org/W2158874082","https://openalex.org/W2170036644","https://openalex.org/W2263798363","https://openalex.org/W2611804663","https://openalex.org/W4235522513","https://openalex.org/W4250886557"],"related_works":["https://openalex.org/W2919747665","https://openalex.org/W118734887","https://openalex.org/W1981732427","https://openalex.org/W2352030744","https://openalex.org/W2129100979","https://openalex.org/W2047302308","https://openalex.org/W4313270463","https://openalex.org/W2092902419","https://openalex.org/W416633688","https://openalex.org/W2008508464"],"abstract_inverted_index":{"Phrase":[0],"queries":[1,33],"are":[2],"a":[3],"key":[4],"functionality":[5],"of":[6],"modern":[7],"search":[8],"engines.":[9],"Beyond":[10],"that,":[11],"they":[12],"increasingly":[13],"serve":[14],"as":[15,23],"an":[16],"important":[17],"building":[18],"block":[19],"for":[20],"applications":[21],"such":[22],"entity-oriented":[24],"search,":[25],"text":[26],"analytics,":[27],"and":[28,47],"plagiarism":[29],"detection.":[30],"Processing":[31],"phrase":[32],"is":[34],"costly,":[35],"though,":[36],"since":[37],"positional":[38],"information":[39],"has":[40],"to":[41,53],"be":[42,54],"kept":[43],"in":[44],"the":[45],"index":[46],"all":[48],"words,":[49],"including":[50],"stopwords,":[51],"need":[52],"considered.":[55]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2015,"cited_by_count":1}],"updated_date":"2026-04-01T17:29:45.350535","created_date":"2025-10-10T00:00:00"}