{"id":"https://openalex.org/W2038701206","doi":"https://doi.org/10.1145/1321440.1321526","title":"Finding dense and isolated submarkets in a sponsored search spending graph","display_name":"Finding dense and isolated submarkets in a sponsored search spending graph","publication_year":2007,"publication_date":"2007-11-06","ids":{"openalex":"https://openalex.org/W2038701206","doi":"https://doi.org/10.1145/1321440.1321526","mag":"2038701206"},"language":"en","primary_location":{"id":"doi:10.1145/1321440.1321526","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1321440.1321526","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the sixteenth ACM 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/A5023869901","display_name":"Kevin Lang","orcid":"https://orcid.org/0000-0002-8497-1706"},"institutions":[{"id":"https://openalex.org/I1325784139","display_name":"Yahoo (United Kingdom)","ror":"https://ror.org/038p3gq39","country_code":"GB","type":"company","lineage":["https://openalex.org/I1325784139","https://openalex.org/I4210134091"]},{"id":"https://openalex.org/I4210134091","display_name":"Yahoo (United States)","ror":"https://ror.org/040dkzz12","country_code":"US","type":"company","lineage":["https://openalex.org/I4210134091"]}],"countries":["GB","US"],"is_corresponding":false,"raw_author_name":"Kevin J. Lang","raw_affiliation_strings":["Yahoo, Sunnyale, CA","Yahoo, Sunnyale, CA#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Yahoo, Sunnyale, CA","institution_ids":["https://openalex.org/I4210134091"]},{"raw_affiliation_string":"Yahoo, Sunnyale, CA#TAB#","institution_ids":["https://openalex.org/I1325784139"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5007626895","display_name":"Reid Andersen","orcid":null},"institutions":[{"id":"https://openalex.org/I36258959","display_name":"University of California San Diego","ror":"https://ror.org/0168r3w48","country_code":"US","type":"education","lineage":["https://openalex.org/I36258959"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Reid Andersen","raw_affiliation_strings":["University of California San Diego, La Jolla, CA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of California San Diego, La Jolla, CA","institution_ids":["https://openalex.org/I36258959"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.7772,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.83640934,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"613","last_page":"622"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11161","display_name":"Consumer Market Behavior and Pricing","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1406","display_name":"Marketing"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T11161","display_name":"Consumer Market Behavior and Pricing","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/1406","display_name":"Marketing"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12288","display_name":"Optimization and Search Problems","score":0.9976999759674072,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9674000144004822,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4991114139556885},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.48938292264938354},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.22655245661735535}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4991114139556885},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.48938292264938354},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.22655245661735535}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/1321440.1321526","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1321440.1321526","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the sixteenth ACM conference on Conference on information and knowledge management","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W41039768","https://openalex.org/W53678766","https://openalex.org/W183656749","https://openalex.org/W1499635521","https://openalex.org/W1535144194","https://openalex.org/W1588155622","https://openalex.org/W1849320790","https://openalex.org/W1970661758","https://openalex.org/W2010787744","https://openalex.org/W2013469283","https://openalex.org/W2020632401","https://openalex.org/W2033852356","https://openalex.org/W2034331023","https://openalex.org/W2036836182","https://openalex.org/W2051743165","https://openalex.org/W2057046770","https://openalex.org/W2070232376","https://openalex.org/W2075710887","https://openalex.org/W2086252904","https://openalex.org/W2086561196","https://openalex.org/W2106435568","https://openalex.org/W2114030927","https://openalex.org/W2121947440","https://openalex.org/W2129027842","https://openalex.org/W2130158951","https://openalex.org/W2133576408","https://openalex.org/W2150148016","https://openalex.org/W2152216760","https://openalex.org/W2167925113","https://openalex.org/W2296319761","https://openalex.org/W4235968347","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W2358668433","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W2382290278","https://openalex.org/W2478288626","https://openalex.org/W4391913857","https://openalex.org/W2350741829","https://openalex.org/W2530322880"],"abstract_inverted_index":{"Methods":[0],"for":[1,53,59],"improving":[2],"sponsored":[3,87],"search":[4],"revenue":[5],"are":[6,57,75],"often":[7],"tested":[8],"or":[9],"deployed":[10],"within":[11,36],"a":[12,26,31,40,60,81],"small":[13,27,41],"submarket":[14,24],"of":[15,29,34,43],"the":[16,22,37,46],"larger":[17],"marketplace.":[18],"For":[19],"many":[20],"applications,":[21],"ideal":[23],"contains":[25],"number":[28],"nodes,":[30],"large":[32,82],"amount":[33,42],"spending":[35,44,83],"submarket,":[38],"and":[39,78],"leaving":[45],"submarket.":[47],"We":[48,67],"introduce":[49],"an":[50],"efficient":[51],"algorithm":[52,70],"finding":[54],"submarkets":[55,73],"that":[56,74],"optimal":[58],"user-specified":[61],"tradeoff":[62],"between":[63],"these":[64],"three":[65],"quantities.":[66],"apply":[68],"our":[69],"to":[71],"find":[72],"both":[76],"dense":[77],"isolated":[79],"in":[80],"graph":[84],"from":[85],"Yahoo!":[86],"search.":[88]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
