{"id":"https://openalex.org/W2125529826","doi":"https://doi.org/10.1109/icpr.2002.1047924","title":"Ranklets: orientation selective non-parametric features applied to face detection","display_name":"Ranklets: orientation selective non-parametric features applied to face detection","publication_year":2003,"publication_date":"2003-06-25","ids":{"openalex":"https://openalex.org/W2125529826","doi":"https://doi.org/10.1109/icpr.2002.1047924","mag":"2125529826"},"language":"en","primary_location":{"id":"doi:10.1109/icpr.2002.1047924","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icpr.2002.1047924","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Object recognition supported by user interaction for service robots","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:hh:diva-3494","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5091487258","display_name":"Fabrizio Smeraldi","orcid":"https://orcid.org/0000-0002-0057-8940"},"institutions":[{"id":"https://openalex.org/I746986","display_name":"Halmstad University","ror":"https://ror.org/03h0qfp10","country_code":"SE","type":"education","lineage":["https://openalex.org/I746986"]}],"countries":["SE"],"is_corresponding":true,"raw_author_name":"F. Smeraldi","raw_affiliation_strings":["Halmstad University, Halmstad, Sweden","Halmstad University , Sweden"],"affiliations":[{"raw_affiliation_string":"Halmstad University, Halmstad, Sweden","institution_ids":["https://openalex.org/I746986"]},{"raw_affiliation_string":"Halmstad University , Sweden","institution_ids":["https://openalex.org/I746986"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5091487258"],"corresponding_institution_ids":["https://openalex.org/I746986"],"apc_list":null,"apc_paid":null,"fwci":3.4993,"has_fulltext":false,"cited_by_count":42,"citation_normalized_percentile":{"value":0.93165184,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"3","issue":null,"first_page":"379","last_page":"382"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9995999932289124,"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"}},"topics":[{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9995999932289124,"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"}},{"id":"https://openalex.org/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.9984999895095825,"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"}},{"id":"https://openalex.org/T10057","display_name":"Face and Expression Recognition","score":0.9983000159263611,"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/orientation","display_name":"Orientation (vector space)","score":0.6415278911590576},{"id":"https://openalex.org/keywords/face","display_name":"Face (sociological concept)","score":0.6319608092308044},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.608687162399292},{"id":"https://openalex.org/keywords/parametric-statistics","display_name":"Parametric statistics","score":0.6039105653762817},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5028993487358093},{"id":"https://openalex.org/keywords/face-detection","display_name":"Face detection","score":0.4835340976715088},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4519387185573578},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3631516098976135},{"id":"https://openalex.org/keywords/facial-recognition-system","display_name":"Facial recognition system","score":0.29668569564819336},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.12458455562591553},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.09989646077156067},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.05687570571899414}],"concepts":[{"id":"https://openalex.org/C16345878","wikidata":"https://www.wikidata.org/wiki/Q107472979","display_name":"Orientation (vector space)","level":2,"score":0.6415278911590576},{"id":"https://openalex.org/C2779304628","wikidata":"https://www.wikidata.org/wiki/Q3503480","display_name":"Face (sociological concept)","level":2,"score":0.6319608092308044},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.608687162399292},{"id":"https://openalex.org/C117251300","wikidata":"https://www.wikidata.org/wiki/Q1849855","display_name":"Parametric statistics","level":2,"score":0.6039105653762817},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5028993487358093},{"id":"https://openalex.org/C4641261","wikidata":"https://www.wikidata.org/wiki/Q11681085","display_name":"Face detection","level":4,"score":0.4835340976715088},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4519387185573578},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3631516098976135},{"id":"https://openalex.org/C31510193","wikidata":"https://www.wikidata.org/wiki/Q1192553","display_name":"Facial recognition system","level":3,"score":0.29668569564819336},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.12458455562591553},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.09989646077156067},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.05687570571899414},{"id":"https://openalex.org/C36289849","wikidata":"https://www.wikidata.org/wiki/Q34749","display_name":"Social science","level":1,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/icpr.2002.1047924","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icpr.2002.1047924","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Object recognition supported by user interaction for service robots","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.8.8644","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.8.8644","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.hh.se/staff/smeraldi/publications/downloads/ssab02.ps.gz","raw_type":"text"},{"id":"pmh:oai:DiVA.org:hh-3494","is_oa":true,"landing_page_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:hh:diva-3494","pdf_url":null,"source":{"id":"https://openalex.org/S4306401463","display_name":"Hogskolan Ihalmstad (Halmstad University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I746986","host_organization_name":"Halmstad University","host_organization_lineage":["https://openalex.org/I746986"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:DiVA.org:hh-3494","is_oa":true,"landing_page_url":"http://urn.kb.se/resolve?urn=urn:nbn:se:hh:diva-3494","pdf_url":null,"source":{"id":"https://openalex.org/S4306401463","display_name":"Hogskolan Ihalmstad (Halmstad University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I746986","host_organization_name":"Halmstad University","host_organization_lineage":["https://openalex.org/I746986"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1493269421","https://openalex.org/W1607528696","https://openalex.org/W1674866864","https://openalex.org/W2105795486","https://openalex.org/W2124379907","https://openalex.org/W2150816003","https://openalex.org/W2156909104","https://openalex.org/W2325963232","https://openalex.org/W2797177778","https://openalex.org/W3015973740","https://openalex.org/W4234059542","https://openalex.org/W4255272544","https://openalex.org/W4301891957","https://openalex.org/W6636110807"],"related_works":["https://openalex.org/W2396122647","https://openalex.org/W2136161268","https://openalex.org/W3165943254","https://openalex.org/W2393063995","https://openalex.org/W3143668791","https://openalex.org/W2289718384","https://openalex.org/W4324057335","https://openalex.org/W1967587236","https://openalex.org/W2151699605","https://openalex.org/W2133653344"],"abstract_inverted_index":{"We":[0,14],"introduce":[1],"a":[2],"family":[3],"of":[4],"multiscale,":[5],"orientation-selective,":[6],"non-parametric":[7],"features":[8],"(\"ranklets\")":[9],"modelled":[10],"on":[11,35,55],"Haar":[12,48],"wavelets.":[13],"clarify":[15],"their":[16],"relation":[17],"to":[18],"the":[19,24,36,64,69],"Wilcoxon":[20],"rank-sum":[21],"test":[22,66],"and":[23,27,51],"rank":[25,46],"transform":[26],"provide":[28],"an":[29],"efficient":[30],"scheme":[31],"for":[32],"computation":[33],"based":[34],"Mann-Whitney":[37],"statistics.":[38],"Finally,":[39],"we":[40],"show":[41],"that":[42],"ranklets":[43],"outperform":[44],"other":[45],"features,":[47],"wavelets,":[49],"SNoW":[50],"linear":[52],"SVMs":[53],"(based":[54],"independently":[56],"published":[57],"results)":[58],"in":[59,68],"face":[60],"detection":[61],"experiments":[62],"over":[63],"24'045":[65],"images":[67],"MIT-CBCL":[70],"database.":[71]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
