{"id":"https://openalex.org/W2158479092","doi":"https://doi.org/10.1007/s10791-010-9147-3","title":"A multi-collection latent topic model for federated search","display_name":"A multi-collection latent topic model for federated search","publication_year":2010,"publication_date":"2010-10-06","ids":{"openalex":"https://openalex.org/W2158479092","doi":"https://doi.org/10.1007/s10791-010-9147-3","mag":"2158479092"},"language":"en","primary_location":{"id":"doi:10.1007/s10791-010-9147-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10791-010-9147-3","pdf_url":null,"source":{"id":"https://openalex.org/S79460864","display_name":"Information Retrieval","issn_l":"1386-4564","issn":["1386-4564","1573-7659"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Information Retrieval","raw_type":"journal-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/A5074175518","display_name":"Mark Baillie","orcid":"https://orcid.org/0000-0002-5618-0667"},"institutions":[{"id":"https://openalex.org/I181647926","display_name":"University of Strathclyde","ror":"https://ror.org/00n3w3b69","country_code":"GB","type":"education","lineage":["https://openalex.org/I181647926"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Mark Baillie","raw_affiliation_strings":["Department of Computer and Information Sciences, University of Strathclyde, Glasgow, Scotland, UK"],"affiliations":[{"raw_affiliation_string":"Department of Computer and Information Sciences, University of Strathclyde, Glasgow, Scotland, UK","institution_ids":["https://openalex.org/I181647926"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069487278","display_name":"Mark Carman","orcid":"https://orcid.org/0000-0001-6575-9737"},"institutions":[{"id":"https://openalex.org/I57201433","display_name":"Universit\u00e0 della Svizzera italiana","ror":"https://ror.org/03c4atk17","country_code":"CH","type":"education","lineage":["https://openalex.org/I57201433"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Mark Carman","raw_affiliation_strings":["Faculty of Informatics, University of Lugano, Lugano, Switzerland"],"affiliations":[{"raw_affiliation_string":"Faculty of Informatics, University of Lugano, Lugano, Switzerland","institution_ids":["https://openalex.org/I57201433"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5012367814","display_name":"F\u00e1bio Crestani","orcid":"https://orcid.org/0000-0001-8672-0700"},"institutions":[{"id":"https://openalex.org/I57201433","display_name":"Universit\u00e0 della Svizzera italiana","ror":"https://ror.org/03c4atk17","country_code":"CH","type":"education","lineage":["https://openalex.org/I57201433"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"Fabio Crestani","raw_affiliation_strings":["Faculty of Informatics, University of Lugano, Lugano, Switzerland"],"affiliations":[{"raw_affiliation_string":"Faculty of Informatics, University of Lugano, Lugano, Switzerland","institution_ids":["https://openalex.org/I57201433"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5074175518"],"corresponding_institution_ids":["https://openalex.org/I181647926"],"apc_list":null,"apc_paid":null,"fwci":1.8619,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":{"value":0.88326719,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"14","issue":"4","first_page":"390","last_page":"412"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.9987000226974487,"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"}},"topics":[{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.9987000226974487,"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/T10286","display_name":"Information Retrieval and Search Behavior","score":0.9976999759674072,"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9954000115394592,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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":0.7985115051269531},{"id":"https://openalex.org/keywords/selection","display_name":"Selection (genetic algorithm)","score":0.7402238845825195},{"id":"https://openalex.org/keywords/data-collection","display_name":"Data collection","score":0.7376709580421448},{"id":"https://openalex.org/keywords/latent-dirichlet-allocation","display_name":"Latent Dirichlet allocation","score":0.600846529006958},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.5537638068199158},{"id":"https://openalex.org/keywords/variety","display_name":"Variety (cybernetics)","score":0.4926512837409973},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.4513850808143616},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.43827447295188904},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.39076459407806396},{"id":"https://openalex.org/keywords/machine-learning","display_name":"Machine learning","score":0.2978760600090027},{"id":"https://openalex.org/keywords/topic-model","display_name":"Topic model","score":0.2885283827781677},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.28314274549484253},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.10791301727294922},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.07971808314323425}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7985115051269531},{"id":"https://openalex.org/C81917197","wikidata":"https://www.wikidata.org/wiki/Q628760","display_name":"Selection (genetic algorithm)","level":2,"score":0.7402238845825195},{"id":"https://openalex.org/C133462117","wikidata":"https://www.wikidata.org/wiki/Q4929239","display_name":"Data collection","level":2,"score":0.7376709580421448},{"id":"https://openalex.org/C500882744","wikidata":"https://www.wikidata.org/wiki/Q269236","display_name":"Latent Dirichlet allocation","level":3,"score":0.600846529006958},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5537638068199158},{"id":"https://openalex.org/C136197465","wikidata":"https://www.wikidata.org/wiki/Q1729295","display_name":"Variety (cybernetics)","level":2,"score":0.4926512837409973},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.4513850808143616},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.43827447295188904},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.39076459407806396},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.2978760600090027},{"id":"https://openalex.org/C171686336","wikidata":"https://www.wikidata.org/wiki/Q3532085","display_name":"Topic model","level":2,"score":0.2885283827781677},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.28314274549484253},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.10791301727294922},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.07971808314323425},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/s10791-010-9147-3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10791-010-9147-3","pdf_url":null,"source":{"id":"https://openalex.org/S79460864","display_name":"Information Retrieval","issn_l":"1386-4564","issn":["1386-4564","1573-7659"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Information Retrieval","raw_type":"journal-article"},{"id":"pmh:oai:doc.rero.ch:312766","is_oa":false,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4306400148","display_name":"reroDoc Digital Library","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":""},{"id":"pmh:oai:strathprints.strath.ac.uk:40772","is_oa":false,"landing_page_url":"https://strathprints.strath.ac.uk/40772/","pdf_url":null,"source":{"id":"https://openalex.org/S4306402226","display_name":"Strathprints: The University of Strathclyde institutional repository (University of Strathclyde)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I181647926","host_organization_name":"University of Strathclyde","host_organization_lineage":["https://openalex.org/I181647926"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"PeerReviewed"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7099999785423279,"id":"https://metadata.un.org/sdg/4","display_name":"Quality Education"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":48,"referenced_works":["https://openalex.org/W2562782","https://openalex.org/W232533489","https://openalex.org/W1489021933","https://openalex.org/W1532325895","https://openalex.org/W1539978309","https://openalex.org/W1669437150","https://openalex.org/W1880262756","https://openalex.org/W1928047241","https://openalex.org/W1984152712","https://openalex.org/W1985977621","https://openalex.org/W1986828474","https://openalex.org/W1990388042","https://openalex.org/W2001082470","https://openalex.org/W2002682102","https://openalex.org/W2016892599","https://openalex.org/W2019973434","https://openalex.org/W2021986193","https://openalex.org/W2023657004","https://openalex.org/W2034739942","https://openalex.org/W2042980227","https://openalex.org/W2043976122","https://openalex.org/W2076227143","https://openalex.org/W2077620588","https://openalex.org/W2078251464","https://openalex.org/W2086253379","https://openalex.org/W2103224511","https://openalex.org/W2106490775","https://openalex.org/W2107469355","https://openalex.org/W2107506388","https://openalex.org/W2107743791","https://openalex.org/W2116341550","https://openalex.org/W2125121047","https://openalex.org/W2128925311","https://openalex.org/W2128941908","https://openalex.org/W2135764309","https://openalex.org/W2148738951","https://openalex.org/W2154185032","https://openalex.org/W2158266063","https://openalex.org/W2170205495","https://openalex.org/W2172135926","https://openalex.org/W3099640513","https://openalex.org/W4213009331","https://openalex.org/W4233135949","https://openalex.org/W4237791300","https://openalex.org/W4245573484","https://openalex.org/W4255459561","https://openalex.org/W6629200557","https://openalex.org/W6685091216"],"related_works":["https://openalex.org/W3126382579","https://openalex.org/W3107650560","https://openalex.org/W4317422773","https://openalex.org/W4315588616","https://openalex.org/W2810542905","https://openalex.org/W4243064001","https://openalex.org/W2129350855","https://openalex.org/W3123667230","https://openalex.org/W2888805565","https://openalex.org/W3096554474"],"abstract_inverted_index":null,"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}