{"id":"https://openalex.org/W3030270046","doi":"https://doi.org/10.1109/lcomm.2020.2998587","title":"A New Construction of Optimal (<i>r</i>, \u03b4) Locally Recoverable Codes","display_name":"A New Construction of Optimal (<i>r</i>, \u03b4) Locally Recoverable Codes","publication_year":2020,"publication_date":"2020-05-29","ids":{"openalex":"https://openalex.org/W3030270046","doi":"https://doi.org/10.1109/lcomm.2020.2998587","mag":"3030270046"},"language":"en","primary_location":{"id":"doi:10.1109/lcomm.2020.2998587","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2020.2998587","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","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/A5071167320","display_name":"Guanghui Zhang","orcid":"https://orcid.org/0000-0002-7087-8316"},"institutions":[{"id":"https://openalex.org/I4210117164","display_name":"Luoyang Normal University","ror":"https://ror.org/029man787","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210117164"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Guanghui Zhang","raw_affiliation_strings":["School of Mathematical Sciences, Luoyang Normal University, Henan, China"],"raw_orcid":"https://orcid.org/0000-0002-7087-8316","affiliations":[{"raw_affiliation_string":"School of Mathematical Sciences, Luoyang Normal University, Henan, China","institution_ids":["https://openalex.org/I4210117164"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5071167320"],"corresponding_institution_ids":["https://openalex.org/I4210117164"],"apc_list":null,"apc_paid":null,"fwci":0.9273,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.76598781,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"24","issue":"9","first_page":"1852","last_page":"1856"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11181","display_name":"Advanced Data Storage Technologies","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11478","display_name":"Caching and Content Delivery","score":0.9905999898910522,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T12162","display_name":"Cellular Automata and Applications","score":0.9855999946594238,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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","display_name":"Locality","score":0.71181720495224},{"id":"https://openalex.org/keywords/construct","display_name":"Construct (python library)","score":0.622749924659729},{"id":"https://openalex.org/keywords/upper-and-lower-bounds","display_name":"Upper and lower bounds","score":0.544664204120636},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4964900612831116},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4910624027252197},{"id":"https://openalex.org/keywords/distributed-data-store","display_name":"Distributed data store","score":0.44585585594177246},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.414773166179657},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.3813151717185974},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3281630873680115},{"id":"https://openalex.org/keywords/distributed-computing","display_name":"Distributed computing","score":0.15130874514579773},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.07409945130348206}],"concepts":[{"id":"https://openalex.org/C2779808786","wikidata":"https://www.wikidata.org/wiki/Q6664603","display_name":"Locality","level":2,"score":0.71181720495224},{"id":"https://openalex.org/C2780801425","wikidata":"https://www.wikidata.org/wiki/Q5164392","display_name":"Construct (python library)","level":2,"score":0.622749924659729},{"id":"https://openalex.org/C77553402","wikidata":"https://www.wikidata.org/wiki/Q13222579","display_name":"Upper and lower bounds","level":2,"score":0.544664204120636},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4964900612831116},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4910624027252197},{"id":"https://openalex.org/C24885549","wikidata":"https://www.wikidata.org/wiki/Q339678","display_name":"Distributed data store","level":2,"score":0.44585585594177246},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.414773166179657},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.3813151717185974},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3281630873680115},{"id":"https://openalex.org/C120314980","wikidata":"https://www.wikidata.org/wiki/Q180634","display_name":"Distributed computing","level":1,"score":0.15130874514579773},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.07409945130348206},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lcomm.2020.2998587","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lcomm.2020.2998587","pdf_url":null,"source":{"id":"https://openalex.org/S147316732","display_name":"IEEE Communications Letters","issn_l":"1089-7798","issn":["1089-7798","1558-2558","2373-7891"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310316002","host_organization_name":"IEEE Communications Society","host_organization_lineage":["https://openalex.org/P4310316002","https://openalex.org/P4310319808"],"host_organization_lineage_names":["IEEE Communications Society","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 Communications Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G7752770482","display_name":null,"funder_award_id":"19A120010","funder_id":"https://openalex.org/F4320325625","funder_display_name":"Education Department of Henan Province"}],"funders":[{"id":"https://openalex.org/F4320325625","display_name":"Education Department of Henan Province","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W154253821","https://openalex.org/W1559343931","https://openalex.org/W1866030559","https://openalex.org/W1993830711","https://openalex.org/W1997044393","https://openalex.org/W2035071877","https://openalex.org/W2050500290","https://openalex.org/W2069554151","https://openalex.org/W2138744797","https://openalex.org/W2501351516","https://openalex.org/W2610819397","https://openalex.org/W2885726234","https://openalex.org/W2888052396","https://openalex.org/W2901882031","https://openalex.org/W2905016956","https://openalex.org/W2905582394","https://openalex.org/W2944336509","https://openalex.org/W2962822573","https://openalex.org/W2963059679","https://openalex.org/W2963503165","https://openalex.org/W2963890921","https://openalex.org/W2963911258","https://openalex.org/W2964317282","https://openalex.org/W2965115007","https://openalex.org/W2979363856","https://openalex.org/W2991665777","https://openalex.org/W3001177017","https://openalex.org/W3003747291","https://openalex.org/W3010151182","https://openalex.org/W3100004208","https://openalex.org/W3163099020","https://openalex.org/W4206775542","https://openalex.org/W6606324823","https://openalex.org/W6756395562","https://openalex.org/W6773103835"],"related_works":["https://openalex.org/W2366107444","https://openalex.org/W4388145910","https://openalex.org/W1976205134","https://openalex.org/W2381570729","https://openalex.org/W4248336175","https://openalex.org/W3009369890","https://openalex.org/W2031260042","https://openalex.org/W2391445434","https://openalex.org/W4312490297","https://openalex.org/W3009037395"],"abstract_inverted_index":{"Locally":[0],"recoverable":[1,91],"codes":[2,58,92],"(LRCs)":[3],"have":[4,13],"a":[5,24,49,86],"great":[6],"significance":[7],"in":[8,17,105],"distributed":[9],"storage":[10],"systems,":[11],"and":[12],"received":[14],"considerable":[15],"attention":[16],"recent":[18],"years.":[19],"In":[20,41],"particular,":[21],"it":[22],"is":[23,63],"challenging":[25],"task":[26],"to":[27,64],"construct":[28],"optimal":[29,52,69,81,89],"(r,":[30,33,53,70,82],"\u03b4)-LRCs,":[31],"meaning":[32],"\u03b4)-LRCs":[34,54,71,83],"whose":[35],"minimum":[36],"distances":[37],"attain":[38],"Singleton-type":[39],"bound.":[40],"this":[42],"letter,":[43],"we":[44,84],"investigate":[45],"the":[46,73,106],"construction":[47],"of":[48,51,88,99],"family":[50,87],"via":[55],"generalized":[56],"Reed-Solomon":[57],"(GRS":[59],"codes).":[60],"Our":[61],"strategy":[62],"equip":[65],"parity-check":[66],"matrices":[67],"for":[68],"with":[72,93],"Vandermonde":[74],"structure.":[75],"Furthermore,":[76],"based":[77],"on":[78],"these":[79],"new":[80],"present":[85],"locally":[90],"hierarchical":[94],"locality":[95],"(H-LRCs).":[96],"The":[97],"parameters":[98],"our":[100],"results":[101],"are":[102],"not":[103],"covered":[104],"literature.":[107]},"counts_by_year":[{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
