{"id":"https://openalex.org/W1509060282","doi":"https://doi.org/10.1007/978-3-540-72927-3_9","title":"Aggregation by Exponential Weighting and Sharp Oracle Inequalities","display_name":"Aggregation by Exponential Weighting and Sharp Oracle Inequalities","publication_year":2007,"publication_date":"2007-06-12","ids":{"openalex":"https://openalex.org/W1509060282","doi":"https://doi.org/10.1007/978-3-540-72927-3_9","mag":"1509060282"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-540-72927-3_9","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-540-72927-3_9","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","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/A5038868699","display_name":"Arnak S. Dalalyan","orcid":"https://orcid.org/0000-0003-0054-3227"},"institutions":[{"id":"https://openalex.org/I39804081","display_name":"Sorbonne Universit\u00e9","ror":"https://ror.org/02en5vm52","country_code":"FR","type":"education","lineage":["https://openalex.org/I39804081"]},{"id":"https://openalex.org/I204730241","display_name":"Universit\u00e9 Paris Cit\u00e9","ror":"https://ror.org/05f82e368","country_code":"FR","type":"education","lineage":["https://openalex.org/I204730241"]}],"countries":["FR"],"is_corresponding":true,"raw_author_name":"Arnak S. Dalalyan","raw_affiliation_strings":["University of Paris 6, 4, Place Jussieu, 75252 Paris cedex 05, France","Univ. of Paris 6, Paris Cedex 05, France#TAB#"],"affiliations":[{"raw_affiliation_string":"University of Paris 6, 4, Place Jussieu, 75252 Paris cedex 05, France","institution_ids":["https://openalex.org/I204730241","https://openalex.org/I39804081"]},{"raw_affiliation_string":"Univ. of Paris 6, Paris Cedex 05, France#TAB#","institution_ids":["https://openalex.org/I39804081","https://openalex.org/I204730241"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112866084","display_name":"Alexandre B. Tsybakov","orcid":null},"institutions":[{"id":"https://openalex.org/I39804081","display_name":"Sorbonne Universit\u00e9","ror":"https://ror.org/02en5vm52","country_code":"FR","type":"education","lineage":["https://openalex.org/I39804081"]},{"id":"https://openalex.org/I204730241","display_name":"Universit\u00e9 Paris Cit\u00e9","ror":"https://ror.org/05f82e368","country_code":"FR","type":"education","lineage":["https://openalex.org/I204730241"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Alexandre B. Tsybakov","raw_affiliation_strings":["University of Paris 6, 4, Place Jussieu, 75252 Paris cedex 05, France","Univ. of Paris 6, Paris Cedex 05, France#TAB#"],"affiliations":[{"raw_affiliation_string":"University of Paris 6, 4, Place Jussieu, 75252 Paris cedex 05, France","institution_ids":["https://openalex.org/I204730241","https://openalex.org/I39804081"]},{"raw_affiliation_string":"Univ. of Paris 6, Paris Cedex 05, France#TAB#","institution_ids":["https://openalex.org/I39804081","https://openalex.org/I204730241"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5038868699"],"corresponding_institution_ids":["https://openalex.org/I204730241","https://openalex.org/I39804081"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":8.5014,"has_fulltext":false,"cited_by_count":93,"citation_normalized_percentile":{"value":0.98010647,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"97","last_page":"111"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12101","display_name":"Advanced Bandit Algorithms Research","score":0.9957000017166138,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T12101","display_name":"Advanced Bandit Algorithms Research","score":0.9957000017166138,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10136","display_name":"Statistical Methods and Inference","score":0.9904000163078308,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9879999756813049,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/oracle","display_name":"Oracle","score":0.7805249691009521},{"id":"https://openalex.org/keywords/weighting","display_name":"Weighting","score":0.7458252310752869},{"id":"https://openalex.org/keywords/exponential-function","display_name":"Exponential function","score":0.6451236009597778},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6047092080116272},{"id":"https://openalex.org/keywords/inequality","display_name":"Inequality","score":0.5863435864448547},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.5752562284469604},{"id":"https://openalex.org/keywords/aggregate","display_name":"Aggregate (composite)","score":0.557854950428009},{"id":"https://openalex.org/keywords/exponential-distribution","display_name":"Exponential distribution","score":0.5077827572822571},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.48170238733291626},{"id":"https://openalex.org/keywords/convex-function","display_name":"Convex function","score":0.4516795873641968},{"id":"https://openalex.org/keywords/distribution","display_name":"Distribution (mathematics)","score":0.4427169859409332},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3789092004299164},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.311642050743103},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.30649158358573914},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.22092396020889282},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08641737699508667},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.06616878509521484},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.04850587248802185}],"concepts":[{"id":"https://openalex.org/C55166926","wikidata":"https://www.wikidata.org/wiki/Q2892946","display_name":"Oracle","level":2,"score":0.7805249691009521},{"id":"https://openalex.org/C183115368","wikidata":"https://www.wikidata.org/wiki/Q856577","display_name":"Weighting","level":2,"score":0.7458252310752869},{"id":"https://openalex.org/C151376022","wikidata":"https://www.wikidata.org/wiki/Q168698","display_name":"Exponential function","level":2,"score":0.6451236009597778},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6047092080116272},{"id":"https://openalex.org/C45555294","wikidata":"https://www.wikidata.org/wiki/Q28113351","display_name":"Inequality","level":2,"score":0.5863435864448547},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.5752562284469604},{"id":"https://openalex.org/C4679612","wikidata":"https://www.wikidata.org/wiki/Q866298","display_name":"Aggregate (composite)","level":2,"score":0.557854950428009},{"id":"https://openalex.org/C55350006","wikidata":"https://www.wikidata.org/wiki/Q237193","display_name":"Exponential distribution","level":2,"score":0.5077827572822571},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.48170238733291626},{"id":"https://openalex.org/C145446738","wikidata":"https://www.wikidata.org/wiki/Q319913","display_name":"Convex function","level":3,"score":0.4516795873641968},{"id":"https://openalex.org/C110121322","wikidata":"https://www.wikidata.org/wiki/Q865811","display_name":"Distribution (mathematics)","level":2,"score":0.4427169859409332},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3789092004299164},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.311642050743103},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.30649158358573914},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.22092396020889282},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08641737699508667},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.06616878509521484},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.04850587248802185},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C115903868","wikidata":"https://www.wikidata.org/wiki/Q80993","display_name":"Software engineering","level":1,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/978-3-540-72927-3_9","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-540-72927-3_9","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.106.9082","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.106.9082","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.proba.jussieu.fr/pageperso/tsybakov/DTcolt07_rev.pdf","raw_type":"text"},{"id":"pmh:oai:HAL:hal-00160857v1","is_oa":false,"landing_page_url":"https://hal.science/hal-00160857","pdf_url":null,"source":{"id":"https://openalex.org/S4406922461","display_name":"SPIRE - Sciences Po Institutional REpository","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":"20th Annual Conference on Learning Theory, COLT 2007, 2007, pp.97-111","raw_type":"Conference papers"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/10","score":0.550000011920929,"display_name":"Reduced inequalities"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":39,"referenced_works":["https://openalex.org/W5216715","https://openalex.org/W26772505","https://openalex.org/W38575398","https://openalex.org/W138682821","https://openalex.org/W566360169","https://openalex.org/W616377252","https://openalex.org/W1545370368","https://openalex.org/W1549451259","https://openalex.org/W1570963478","https://openalex.org/W1574636171","https://openalex.org/W1575244755","https://openalex.org/W1989780425","https://openalex.org/W2004686034","https://openalex.org/W2009247956","https://openalex.org/W2045756756","https://openalex.org/W2086333522","https://openalex.org/W2093825590","https://openalex.org/W2097323375","https://openalex.org/W2105516453","https://openalex.org/W2109339818","https://openalex.org/W2112172616","https://openalex.org/W2130797782","https://openalex.org/W2131967549","https://openalex.org/W2139716865","https://openalex.org/W2146888763","https://openalex.org/W2153166227","https://openalex.org/W2157059852","https://openalex.org/W2166365115","https://openalex.org/W2611627047","https://openalex.org/W2914238450","https://openalex.org/W2947000318","https://openalex.org/W3098699758","https://openalex.org/W3100353959","https://openalex.org/W3101040439","https://openalex.org/W3102942031","https://openalex.org/W3105340263","https://openalex.org/W3106224380","https://openalex.org/W4249728363","https://openalex.org/W4290688657"],"related_works":["https://openalex.org/W2180954594","https://openalex.org/W2052835778","https://openalex.org/W2049003611","https://openalex.org/W2127804977","https://openalex.org/W2108418243","https://openalex.org/W164103134","https://openalex.org/W2787352659","https://openalex.org/W4206560911","https://openalex.org/W1970611213","https://openalex.org/W1707372784"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":10},{"year":2017,"cited_by_count":7},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":7},{"year":2013,"cited_by_count":9},{"year":2012,"cited_by_count":15}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}