{"id":"https://openalex.org/W628019459","doi":"https://doi.org/10.1007/s13278-015-0264-2","title":"Recommendation of microblog users based on hierarchical interest profiles","display_name":"Recommendation of microblog users based on hierarchical interest profiles","publication_year":2015,"publication_date":"2015-06-06","ids":{"openalex":"https://openalex.org/W628019459","doi":"https://doi.org/10.1007/s13278-015-0264-2","mag":"628019459"},"language":"en","primary_location":{"id":"doi:10.1007/s13278-015-0264-2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s13278-015-0264-2","pdf_url":null,"source":{"id":"https://openalex.org/S2764891196","display_name":"Social Network Analysis and Mining","issn_l":"1869-5450","issn":["1869-5450","1869-5469"],"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":"Social Network Analysis and Mining","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/A5036738140","display_name":"Stefano Faralli","orcid":"https://orcid.org/0000-0003-3684-8815"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Stefano Faralli","raw_affiliation_strings":["Dip. Informatica, La Sapienza, via Salaria 113, Rome, Italy","Dip. Informatica, La Sapienza"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dip. Informatica, La Sapienza, via Salaria 113, Rome, Italy","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"Dip. Informatica, La Sapienza","institution_ids":["https://openalex.org/I861853513"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036321638","display_name":"Giovanni Stilo","orcid":"https://orcid.org/0000-0002-2092-0213"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Giovanni Stilo","raw_affiliation_strings":["Dip. Informatica, La Sapienza, via Salaria 113, Rome, Italy","Dip. Informatica, La Sapienza"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dip. Informatica, La Sapienza, via Salaria 113, Rome, Italy","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"Dip. Informatica, La Sapienza","institution_ids":["https://openalex.org/I861853513"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070270772","display_name":"Paola Velardi","orcid":"https://orcid.org/0000-0003-0884-1499"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Paola Velardi","raw_affiliation_strings":["Dip. Informatica, La Sapienza, via Salaria 113, Rome, Italy","Dip. Informatica, La Sapienza"],"raw_orcid":"https://orcid.org/0000-0003-0884-1499","affiliations":[{"raw_affiliation_string":"Dip. Informatica, La Sapienza, via Salaria 113, Rome, Italy","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"Dip. Informatica, La Sapienza","institution_ids":["https://openalex.org/I861853513"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5036738140"],"corresponding_institution_ids":["https://openalex.org/I861853513"],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":8.2349,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.97147093,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"5","issue":"1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10203","display_name":"Recommender Systems and Techniques","score":0.9998999834060669,"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/T10203","display_name":"Recommender Systems and Techniques","score":0.9998999834060669,"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/T10064","display_name":"Complex Network Analysis Techniques","score":0.9973999857902527,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.9909999966621399,"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":0.7792824506759644},{"id":"https://openalex.org/keywords/microblogging","display_name":"Microblogging","score":0.7271321415901184},{"id":"https://openalex.org/keywords/task","display_name":"Task (project management)","score":0.7015044093132019},{"id":"https://openalex.org/keywords/social-media","display_name":"Social media","score":0.6249477863311768},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.6117942929267883},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.6112285852432251},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.5863935351371765},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.573756754398346},{"id":"https://openalex.org/keywords/semantic-similarity","display_name":"Semantic similarity","score":0.5252753496170044},{"id":"https://openalex.org/keywords/social-network","display_name":"Social network (sociolinguistics)","score":0.5182183384895325},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.4857493042945862},{"id":"https://openalex.org/keywords/population","display_name":"Population","score":0.4584192633628845},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.20469659566879272}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7792824506759644},{"id":"https://openalex.org/C143275388","wikidata":"https://www.wikidata.org/wiki/Q92438","display_name":"Microblogging","level":3,"score":0.7271321415901184},{"id":"https://openalex.org/C2780451532","wikidata":"https://www.wikidata.org/wiki/Q759676","display_name":"Task (project management)","level":2,"score":0.7015044093132019},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.6249477863311768},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.6117942929267883},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.6112285852432251},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.5863935351371765},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.573756754398346},{"id":"https://openalex.org/C130318100","wikidata":"https://www.wikidata.org/wiki/Q2268914","display_name":"Semantic similarity","level":2,"score":0.5252753496170044},{"id":"https://openalex.org/C4727928","wikidata":"https://www.wikidata.org/wiki/Q17164759","display_name":"Social network (sociolinguistics)","level":3,"score":0.5182183384895325},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.4857493042945862},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.4584192633628845},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.20469659566879272},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C187736073","wikidata":"https://www.wikidata.org/wiki/Q2920921","display_name":"Management","level":1,"score":0.0},{"id":"https://openalex.org/C136264566","wikidata":"https://www.wikidata.org/wiki/Q159810","display_name":"Economy","level":1,"score":0.0},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/s13278-015-0264-2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s13278-015-0264-2","pdf_url":null,"source":{"id":"https://openalex.org/S2764891196","display_name":"Social Network Analysis and Mining","issn_l":"1869-5450","issn":["1869-5450","1869-5469"],"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":"Social Network Analysis and Mining","raw_type":"journal-article"},{"id":"pmh:oai:iris.luiss.it:11385/253773","is_oa":false,"landing_page_url":"https://hdl.handle.net/11385/253773","pdf_url":null,"source":{"id":"https://openalex.org/S4377196446","display_name":"IRIS - Institutional Research Information System (Libera Universit\u00e0 Internazionale degli Studi Sociali Guido Carli)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I56441308","host_organization_name":"Libera Universit\u00e0 Internazionale degli Studi Sociali Guido Carli","host_organization_lineage":["https://openalex.org/I56441308"],"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":"info:eu-repo/semantics/article"},{"id":"pmh:oai:iris.uniroma1.it:11573/868301","is_oa":false,"landing_page_url":"http://hdl.handle.net/11573/868301","pdf_url":null,"source":{"id":"https://openalex.org/S4377196107","display_name":"IRIS Research product catalog (Sapienza University of Rome)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"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":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","score":0.46000000834465027,"display_name":"Quality Education"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":50,"referenced_works":["https://openalex.org/W9292421","https://openalex.org/W19684845","https://openalex.org/W78151051","https://openalex.org/W117910499","https://openalex.org/W120780568","https://openalex.org/W184758014","https://openalex.org/W1014449310","https://openalex.org/W1502957213","https://openalex.org/W1506285740","https://openalex.org/W1515084241","https://openalex.org/W1561843061","https://openalex.org/W1574633638","https://openalex.org/W1762619259","https://openalex.org/W1980672078","https://openalex.org/W1984606279","https://openalex.org/W2018277822","https://openalex.org/W2018573356","https://openalex.org/W2023954349","https://openalex.org/W2028593080","https://openalex.org/W2039081202","https://openalex.org/W2040974535","https://openalex.org/W2048508267","https://openalex.org/W2049455633","https://openalex.org/W2056818712","https://openalex.org/W2063904635","https://openalex.org/W2067825627","https://openalex.org/W2069266666","https://openalex.org/W2092577289","https://openalex.org/W2096247941","https://openalex.org/W2102943624","https://openalex.org/W2110156460","https://openalex.org/W2120699290","https://openalex.org/W2127289991","https://openalex.org/W2140190241","https://openalex.org/W2150284260","https://openalex.org/W2162118634","https://openalex.org/W2167467982","https://openalex.org/W2208202786","https://openalex.org/W2210561622","https://openalex.org/W2250194349","https://openalex.org/W2250545651","https://openalex.org/W2251644777","https://openalex.org/W2290657375","https://openalex.org/W2341381586","https://openalex.org/W2396716887","https://openalex.org/W2912954733","https://openalex.org/W2919413630","https://openalex.org/W2952108851","https://openalex.org/W2963308744","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2275433313","https://openalex.org/W2120116197","https://openalex.org/W2114797768","https://openalex.org/W2380654781","https://openalex.org/W159653547","https://openalex.org/W3094514835","https://openalex.org/W2176214140","https://openalex.org/W2516873349","https://openalex.org/W1990601549","https://openalex.org/W2294667518"],"abstract_inverted_index":null,"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
