{"id":"https://openalex.org/W4285195243","doi":"https://doi.org/10.1109/access.2022.3182802","title":"LayerLSH: Rebuilding Locality-Sensitive Hashing Indices by Exploring Density of Hash Values","display_name":"LayerLSH: Rebuilding Locality-Sensitive Hashing Indices by Exploring Density of Hash Values","publication_year":2022,"publication_date":"2022-01-01","ids":{"openalex":"https://openalex.org/W4285195243","doi":"https://doi.org/10.1109/access.2022.3182802"},"language":"en","primary_location":{"id":"doi:10.1109/access.2022.3182802","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3182802","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09795034.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09795034.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5108814422","display_name":"Jiwen Ding","orcid":null},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiwen Ding","raw_affiliation_strings":["School of Computer Science and Engineering, Northeastern University, Shenyang, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043417686","display_name":"Zhuojin Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhuojin Liu","raw_affiliation_strings":["School of Computer Science and Engineering, Northeastern University, Shenyang, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100367496","display_name":"Yanfeng Zhang","orcid":"https://orcid.org/0000-0002-9871-0304"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanfeng Zhang","raw_affiliation_strings":["School of Computer Science and Engineering, Northeastern University, Shenyang, China"],"raw_orcid":"https://orcid.org/0000-0002-9871-0304","affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079250744","display_name":"Shufeng Gong","orcid":"https://orcid.org/0000-0001-5898-5621"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shufeng Gong","raw_affiliation_strings":["School of Computer Science and Engineering, Northeastern University, Shenyang, China"],"raw_orcid":"https://orcid.org/0000-0001-5898-5621","affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072406974","display_name":"Ge Yu","orcid":"https://orcid.org/0000-0002-3171-8889"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ge Yu","raw_affiliation_strings":["School of Computer Science and Engineering, Northeastern University, Shenyang, China"],"raw_orcid":"https://orcid.org/0000-0002-3171-8889","affiliations":[{"raw_affiliation_string":"School of Computer Science and Engineering, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I9224756"],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":0.2031,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.46989686,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":"10","issue":null,"first_page":"69851","last_page":"69865"},"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":0.9998999834060669,"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":0.9998999834060669,"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":0.9922000169754028,"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/T11714","display_name":"Multimodal Machine Learning Applications","score":0.9783999919891357,"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/locality-sensitive-hashing","display_name":"Locality-sensitive hashing","score":0.874521017074585},{"id":"https://openalex.org/keywords/hash-function","display_name":"Hash function","score":0.8488775491714478},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6886404156684875},{"id":"https://openalex.org/keywords/skewness","display_name":"Skewness","score":0.5846143960952759},{"id":"https://openalex.org/keywords/search-engine-indexing","display_name":"Search engine indexing","score":0.5788364410400391},{"id":"https://openalex.org/keywords/double-hashing","display_name":"Double hashing","score":0.5601868629455566},{"id":"https://openalex.org/keywords/dynamic-perfect-hashing","display_name":"Dynamic perfect hashing","score":0.5349551439285278},{"id":"https://openalex.org/keywords/data-structure","display_name":"Data structure","score":0.4725567698478699},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4578172266483307},{"id":"https://openalex.org/keywords/universal-hashing","display_name":"Universal hashing","score":0.4515026807785034},{"id":"https://openalex.org/keywords/hash-table","display_name":"Hash table","score":0.4453502595424652},{"id":"https://openalex.org/keywords/locality","display_name":"Locality","score":0.42502179741859436},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.36334484815597534},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21294721961021423},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.19577795267105103},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.15720722079277039},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.10168829560279846}],"concepts":[{"id":"https://openalex.org/C74270461","wikidata":"https://www.wikidata.org/wiki/Q1625299","display_name":"Locality-sensitive hashing","level":4,"score":0.874521017074585},{"id":"https://openalex.org/C99138194","wikidata":"https://www.wikidata.org/wiki/Q183427","display_name":"Hash function","level":2,"score":0.8488775491714478},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6886404156684875},{"id":"https://openalex.org/C122342681","wikidata":"https://www.wikidata.org/wiki/Q330828","display_name":"Skewness","level":2,"score":0.5846143960952759},{"id":"https://openalex.org/C75165309","wikidata":"https://www.wikidata.org/wiki/Q2258979","display_name":"Search engine indexing","level":2,"score":0.5788364410400391},{"id":"https://openalex.org/C138111711","wikidata":"https://www.wikidata.org/wiki/Q478351","display_name":"Double hashing","level":4,"score":0.5601868629455566},{"id":"https://openalex.org/C122907437","wikidata":"https://www.wikidata.org/wiki/Q5318999","display_name":"Dynamic perfect hashing","level":5,"score":0.5349551439285278},{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.4725567698478699},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4578172266483307},{"id":"https://openalex.org/C116058348","wikidata":"https://www.wikidata.org/wiki/Q846912","display_name":"Universal hashing","level":5,"score":0.4515026807785034},{"id":"https://openalex.org/C67388219","wikidata":"https://www.wikidata.org/wiki/Q207440","display_name":"Hash table","level":3,"score":0.4453502595424652},{"id":"https://openalex.org/C2779808786","wikidata":"https://www.wikidata.org/wiki/Q6664603","display_name":"Locality","level":2,"score":0.42502179741859436},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.36334484815597534},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21294721961021423},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.19577795267105103},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.15720722079277039},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.10168829560279846},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2022.3182802","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3182802","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09795034.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:a564a5545c0a4767964fc1b3fd1785fb","is_oa":true,"landing_page_url":"https://doaj.org/article/a564a5545c0a4767964fc1b3fd1785fb","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 10, Pp 69851-69865 (2022)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2022.3182802","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2022.3182802","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/09795034.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1033112928","display_name":null,"funder_award_id":"62072082","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7315909818","display_name":null,"funder_award_id":"N2216015","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G8848806996","display_name":null,"funder_award_id":"2020JH2/10100037","funder_id":"https://openalex.org/F4320336742","funder_display_name":"Key Research and Development Program of Liaoning Province"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null},{"id":"https://openalex.org/F4320336742","display_name":"Key Research and Development Program of Liaoning Province","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4285195243.pdf","grobid_xml":"https://content.openalex.org/works/W4285195243.grobid-xml"},"referenced_works_count":42,"referenced_works":["https://openalex.org/W185144071","https://openalex.org/W642889137","https://openalex.org/W1901393228","https://openalex.org/W1968781463","https://openalex.org/W1975410281","https://openalex.org/W2018378172","https://openalex.org/W2037046020","https://openalex.org/W2108484928","https://openalex.org/W2125671345","https://openalex.org/W2137659841","https://openalex.org/W2144265691","https://openalex.org/W2147717514","https://openalex.org/W2148781362","https://openalex.org/W2154879298","https://openalex.org/W2155502235","https://openalex.org/W2162006472","https://openalex.org/W2165232124","https://openalex.org/W2294518132","https://openalex.org/W2397173492","https://openalex.org/W2411707397","https://openalex.org/W2437330833","https://openalex.org/W2441967103","https://openalex.org/W2615502963","https://openalex.org/W2953019775","https://openalex.org/W2981630259","https://openalex.org/W2982661369","https://openalex.org/W3007299504","https://openalex.org/W3012833893","https://openalex.org/W3015514419","https://openalex.org/W3029532864","https://openalex.org/W3031078520","https://openalex.org/W3037818944","https://openalex.org/W3153684682","https://openalex.org/W3162187167","https://openalex.org/W3166441787","https://openalex.org/W3175512279","https://openalex.org/W3207762894","https://openalex.org/W4205637966","https://openalex.org/W4206204369","https://openalex.org/W4206550256","https://openalex.org/W6685012337","https://openalex.org/W6763209998"],"related_works":["https://openalex.org/W102859714","https://openalex.org/W2044784665","https://openalex.org/W2333289748","https://openalex.org/W1994360333","https://openalex.org/W2000284985","https://openalex.org/W2293015666","https://openalex.org/W2158169729","https://openalex.org/W2120031510","https://openalex.org/W2086731314","https://openalex.org/W2975588143"],"abstract_inverted_index":{"Locality-sensitive":[0],"hashing":[1],"(LSH)":[2],"has":[3],"attracted":[4],"extensive":[5],"research":[6],"efforts":[7,113],"for":[8,77],"approximate":[9],"nearest":[10],"neighbors":[11],"(NN)":[12],"search.":[13],"However,":[14],"most":[15,48],"of":[16,66,94,140],"these":[17],"LSH-based":[18],"index":[19],"structures":[20],"fail":[21],"to":[22,86,134],"take":[23],"data":[24,34,43,51,72],"distribution":[25,35],"into":[26,116],"account.":[27],"They":[28],"perform":[29],"well":[30],"in":[31,100,127],"a":[32,74,107],"uniform":[33],"setting":[36],"but":[37],"exhibit":[38],"unstable":[39],"performance":[40,78],"when":[41],"the":[42,64,92,118,125,136,141],"are":[44,52,103,114,132],"skewed.":[45],"As":[46],"known,":[47],"real":[49],"life":[50],"skewed,":[53],"which":[54],"makes":[55],"LSH":[56,88,143],"suffer.":[57],"In":[58],"this":[59,82],"paper,":[60],"we":[61,84],"observe":[62],"that":[63,111],"skewness":[65],"hash":[67,95,98,120],"values":[68,99],"resulted":[69],"from":[70],"skewed":[71],"is":[73],"potential":[75],"reason":[76],"degradation.":[79],"To":[80],"address":[81],"problem,":[83],"propose":[85],"rebuild":[87],"indices":[89],"by":[90],"exploring":[91],"density":[93],"values.":[96,121],"The":[97],"dense/sparse":[101],"ranges":[102],"carefully":[104],"reorganized":[105],"using":[106],"multi-layered":[108],"structure,":[109],"so":[110],"more":[112],"put":[115],"indexing":[117],"dense":[119],"We":[122],"further":[123],"discuss":[124],"benefit":[126],"distributed":[128],"computing.":[129],"Extensive":[130],"experiments":[131],"conducted":[133],"show":[135],"effectiveness":[137],"and":[138],"efficiency":[139],"reconstructed":[142],"indices.":[144]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1}],"updated_date":"2026-06-26T08:34:08.712188","created_date":"2025-10-10T00:00:00"}
