{"id":"https://openalex.org/W1486962196","doi":"https://doi.org/10.1109/tip.2015.2451173","title":"Angular-Similarity-Preserving Binary Signatures for Linear Subspaces","display_name":"Angular-Similarity-Preserving Binary Signatures for Linear Subspaces","publication_year":2015,"publication_date":"2015-07-07","ids":{"openalex":"https://openalex.org/W1486962196","doi":"https://doi.org/10.1109/tip.2015.2451173","mag":"1486962196","pmid":"https://pubmed.ncbi.nlm.nih.gov/26151937"},"language":"en","primary_location":{"id":"doi:10.1109/tip.2015.2451173","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tip.2015.2451173","pdf_url":null,"source":{"id":"https://openalex.org/S4210173141","display_name":"IEEE Transactions on Image Processing","issn_l":"1057-7149","issn":["1057-7149","1941-0042"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Image Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","pubmed"],"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/A5057952725","display_name":"Jianqiu Ji","orcid":null},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jianqiu Ji","raw_affiliation_strings":["Department of Computer Science and TechnologyState Key Laboratory of Intelligent Technology and Systems, Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing, China","[Department of Computer Science and TechnologyState Key Laboratory of Intelligent Technology and Systems, Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing, China]"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and TechnologyState Key Laboratory of Intelligent Technology and Systems, Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"[Department of Computer Science and TechnologyState Key Laboratory of Intelligent Technology and Systems, Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing, China]","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100372739","display_name":"Jianmin Li","orcid":"https://orcid.org/0000-0002-4937-2433"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianmin Li","raw_affiliation_strings":["Department of Computer Science and TechnologyState Key Laboratory of Intelligent Technology and Systems, Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing, China","[Department of Computer Science and TechnologyState Key Laboratory of Intelligent Technology and Systems, Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing, China]"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and TechnologyState Key Laboratory of Intelligent Technology and Systems, Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"[Department of Computer Science and TechnologyState Key Laboratory of Intelligent Technology and Systems, Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing, China]","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111504451","display_name":"Qi Tian","orcid":"https://orcid.org/0009-0003-2676-5300"},"institutions":[{"id":"https://openalex.org/I45438204","display_name":"The University of Texas at San Antonio","ror":"https://ror.org/01kd65564","country_code":"US","type":"education","lineage":["https://openalex.org/I45438204"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Qi Tian","raw_affiliation_strings":["Department of Computer Science, University of Texas at San Antonio, San Antonio, TX, USA",": Department of Computer Science, University of Texas at San Antonio, San Antonio, TX, USA"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Texas at San Antonio, San Antonio, TX, USA","institution_ids":["https://openalex.org/I45438204"]},{"raw_affiliation_string":": Department of Computer Science, University of Texas at San Antonio, San Antonio, TX, USA","institution_ids":["https://openalex.org/I45438204"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100381753","display_name":"Shuicheng Yan","orcid":"https://orcid.org/0000-0001-8906-3777"},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Shuicheng Yan","raw_affiliation_strings":["Department of Electrical and Computer Engineering, National University of Singapore, Singapore","[Dept. of Electrical and Computer Engineering, National University of Singapore, Singapore.]"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, National University of Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]},{"raw_affiliation_string":"[Dept. of Electrical and Computer Engineering, National University of Singapore, Singapore.]","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100335187","display_name":"Bo Zhang","orcid":"https://orcid.org/0000-0002-9958-6181"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bo Zhang","raw_affiliation_strings":["Department of Computer Science and TechnologyState Key Laboratory of Intelligent Technology and Systems, Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing, China","[Department of Computer Science and TechnologyState Key Laboratory of Intelligent Technology and Systems, Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing, China]"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science and TechnologyState Key Laboratory of Intelligent Technology and Systems, Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing, China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"[Department of Computer Science and TechnologyState Key Laboratory of Intelligent Technology and Systems, Tsinghua National Laboratory for Information Science and Technology, Tsinghua University, Beijing, China]","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5057952725"],"corresponding_institution_ids":["https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":0.9205,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.81029111,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"24","issue":"11","first_page":"4372","last_page":"4380"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9997000098228455,"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9997000098228455,"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":0.9994999766349792,"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9990000128746033,"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/linear-subspace","display_name":"Linear subspace","score":0.8931423425674438},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.6385278105735779},{"id":"https://openalex.org/keywords/subspace-topology","display_name":"Subspace topology","score":0.6160857677459717},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.5710070729255676},{"id":"https://openalex.org/keywords/hamming-space","display_name":"Hamming space","score":0.5620054006576538},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5461302399635315},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5351553559303284},{"id":"https://openalex.org/keywords/facial-recognition-system","display_name":"Facial recognition system","score":0.47313132882118225},{"id":"https://openalex.org/keywords/binary-code","display_name":"Binary code","score":0.4262089431285858},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4109000861644745},{"id":"https://openalex.org/keywords/binary-number","display_name":"Binary number","score":0.41002917289733887},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3223407566547394},{"id":"https://openalex.org/keywords/hamming-code","display_name":"Hamming code","score":0.26589667797088623},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.07813993096351624}],"concepts":[{"id":"https://openalex.org/C12362212","wikidata":"https://www.wikidata.org/wiki/Q728435","display_name":"Linear subspace","level":2,"score":0.8931423425674438},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.6385278105735779},{"id":"https://openalex.org/C32834561","wikidata":"https://www.wikidata.org/wiki/Q660730","display_name":"Subspace topology","level":2,"score":0.6160857677459717},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.5710070729255676},{"id":"https://openalex.org/C2779494224","wikidata":"https://www.wikidata.org/wiki/Q5645799","display_name":"Hamming space","level":5,"score":0.5620054006576538},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5461302399635315},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5351553559303284},{"id":"https://openalex.org/C31510193","wikidata":"https://www.wikidata.org/wiki/Q1192553","display_name":"Facial recognition system","level":3,"score":0.47313132882118225},{"id":"https://openalex.org/C63435697","wikidata":"https://www.wikidata.org/wiki/Q864135","display_name":"Binary code","level":3,"score":0.4262089431285858},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4109000861644745},{"id":"https://openalex.org/C48372109","wikidata":"https://www.wikidata.org/wiki/Q3913","display_name":"Binary number","level":2,"score":0.41002917289733887},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3223407566547394},{"id":"https://openalex.org/C73150493","wikidata":"https://www.wikidata.org/wiki/Q853922","display_name":"Hamming code","level":4,"score":0.26589667797088623},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.07813993096351624},{"id":"https://openalex.org/C157125643","wikidata":"https://www.wikidata.org/wiki/Q884707","display_name":"Block code","level":3,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.0},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/tip.2015.2451173","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tip.2015.2451173","pdf_url":null,"source":{"id":"https://openalex.org/S4210173141","display_name":"IEEE Transactions on Image Processing","issn_l":"1057-7149","issn":["1057-7149","1941-0042"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Image Processing","raw_type":"journal-article"},{"id":"pmid:26151937","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/26151937","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE transactions on image processing : a publication of the IEEE Signal Processing Society","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G5531878825","display_name":null,"funder_award_id":"61273023","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5656524672","display_name":null,"funder_award_id":"91420201","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G5702699330","display_name":null,"funder_award_id":"W911NF-12-1-0057","funder_id":"https://openalex.org/F4320338281","funder_display_name":"Army Research Office"},{"id":"https://openalex.org/G7097670468","display_name":null,"funder_award_id":"4132046","funder_id":"https://openalex.org/F4320322919","funder_display_name":"Natural Science Foundation of Beijing Municipality"},{"id":"https://openalex.org/G825541959","display_name":null,"funder_award_id":"61332007","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322919","display_name":"Natural Science Foundation of Beijing Municipality","ror":null},{"id":"https://openalex.org/F4320338281","display_name":"Army Research Office","ror":"https://ror.org/05epdh915"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":42,"referenced_works":["https://openalex.org/W265159600","https://openalex.org/W1981745143","https://openalex.org/W1985123706","https://openalex.org/W1985188514","https://openalex.org/W1997201895","https://openalex.org/W2008995227","https://openalex.org/W2012833704","https://openalex.org/W2029205712","https://openalex.org/W2032986522","https://openalex.org/W2038276547","https://openalex.org/W2045512849","https://openalex.org/W2053197265","https://openalex.org/W2074668987","https://openalex.org/W2084363474","https://openalex.org/W2088658556","https://openalex.org/W2104294146","https://openalex.org/W2106670658","https://openalex.org/W2112602967","https://openalex.org/W2117553576","https://openalex.org/W2123921160","https://openalex.org/W2125422126","https://openalex.org/W2125874614","https://openalex.org/W2130540277","https://openalex.org/W2145065594","https://openalex.org/W2145152441","https://openalex.org/W2154956324","https://openalex.org/W2155759509","https://openalex.org/W2156142937","https://openalex.org/W2162064258","https://openalex.org/W2164338181","https://openalex.org/W2165828254","https://openalex.org/W2165916500","https://openalex.org/W2167999447","https://openalex.org/W2293597654","https://openalex.org/W2583308334","https://openalex.org/W2979473749","https://openalex.org/W3097609957","https://openalex.org/W4230940751","https://openalex.org/W6679406034","https://openalex.org/W6684181414","https://openalex.org/W6697214482","https://openalex.org/W6769341872"],"related_works":["https://openalex.org/W2021901603","https://openalex.org/W2121787161","https://openalex.org/W35176419","https://openalex.org/W2108334821","https://openalex.org/W2108904528","https://openalex.org/W1525078325","https://openalex.org/W2279114381","https://openalex.org/W2160291811","https://openalex.org/W2066106635","https://openalex.org/W919364087"],"abstract_inverted_index":{"We":[0,138],"propose":[1],"a":[2,19,42,70,101,111,115,141,159],"similarity-preserving":[3,102],"binary":[4,103,117],"signature":[5,104,146],"method":[6,105],"for":[7,23,74,106],"linear":[8,16,107,112],"subspaces.":[9,77,92,137],"In":[10,78],"computer":[11],"vision":[12],"and":[13,33,36,48,67,87,119,167],"pattern":[14],"recognition,":[15,164,166],"subspace":[17,46,113],"is":[18,41,52],"very":[20],"important":[21],"representation":[22],"many":[24],"kinds":[25],"of":[26,45,56,130,144,156,173],"data,":[27],"such":[28],"as":[29],"face":[30,163],"images,":[31],"action":[32,168],"gesture":[34,165],"videos,":[35],"so":[37],"on.":[38],"When":[39],"there":[40],"large":[43,71],"amount":[44],"data":[47],"the":[49,54,58,62,76,84,91,120,131,135,145,171,174],"ambient":[50],"dimension":[51],"high,":[53],"cost":[55],"computing":[57],"pairwise":[59],"similarity":[60,86,97,133],"between":[61,90,123,134,153],"subspaces":[63,157],"would":[64],"be":[65],"high":[66],"it":[68],"requires":[69],"storage":[72],"space":[73],"storing":[75],"this":[79,96],"paper,":[80],"we":[81,99],"first":[82],"define":[83],"angular":[85,88,132],"distance":[89,122],"Then,":[93],"based":[94],"on":[95,162],"definition,":[98],"develop":[100],"subspaces,":[108],"which":[109],"transforms":[110],"into":[114],"compact":[116],"signature,":[118],"Hamming":[121],"two":[124,136],"signatures":[125],"provides":[126],"an":[127],"unbiased":[128],"estimate":[129],"also":[139],"provide":[140],"lower":[142],"bound":[143],"length":[147],"sufficient":[148],"to":[149],"guarantee":[150],"uniform":[151],"distance-preservation":[152],"every":[154],"pair":[155],"in":[158],"set.":[160],"Experiments":[161],"recognition":[169],"verify":[170],"effectiveness":[172],"proposed":[175],"method.":[176]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1}],"updated_date":"2026-02-04T23:10:29.248076","created_date":"2025-10-10T00:00:00"}
