{"id":"https://openalex.org/W4312191435","doi":"https://doi.org/10.1109/tit.2022.3222736","title":"Storage Codes With Flexible Number of Nodes","display_name":"Storage Codes With Flexible Number of Nodes","publication_year":2022,"publication_date":"2022-11-16","ids":{"openalex":"https://openalex.org/W4312191435","doi":"https://doi.org/10.1109/tit.2022.3222736"},"language":"en","primary_location":{"id":"doi:10.1109/tit.2022.3222736","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tit.2022.3222736","pdf_url":"https://ieeexplore.ieee.org/ielx7/18/9997158/09953740.pdf","source":{"id":"https://openalex.org/S4502562","display_name":"IEEE Transactions on Information Theory","issn_l":"0018-9448","issn":["0018-9448","1557-9654"],"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 Information Theory","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://ieeexplore.ieee.org/ielx7/18/9997158/09953740.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100651364","display_name":"Weiqi Li","orcid":"https://orcid.org/0000-0003-1218-0478"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Weiqi Li","raw_affiliation_strings":["Center for Pervasive Communications and Computing (CPCC), University of California at Irvine, Irvine, CA, USA"],"raw_orcid":"https://orcid.org/0000-0003-1218-0478","affiliations":[{"raw_affiliation_string":"Center for Pervasive Communications and Computing (CPCC), University of California at Irvine, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047295889","display_name":"Zhiying Wang","orcid":"https://orcid.org/0000-0003-3339-3085"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Zhiying Wang","raw_affiliation_strings":["Center for Pervasive Communications and Computing (CPCC), University of California at Irvine, Irvine, CA, USA"],"raw_orcid":"https://orcid.org/0000-0003-3339-3085","affiliations":[{"raw_affiliation_string":"Center for Pervasive Communications and Computing (CPCC), University of California at Irvine, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032690162","display_name":"Taiting Lu","orcid":"https://orcid.org/0000-0002-9695-3142"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Taiting Lu","raw_affiliation_strings":["Center for Pervasive Communications and Computing (CPCC), University of California at Irvine, Irvine, CA, USA"],"raw_orcid":"https://orcid.org/0000-0002-9695-3142","affiliations":[{"raw_affiliation_string":"Center for Pervasive Communications and Computing (CPCC), University of California at Irvine, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5089039918","display_name":"Hamid Jafarkhani","orcid":"https://orcid.org/0000-0001-6838-8038"},"institutions":[{"id":"https://openalex.org/I204250578","display_name":"University of California, Irvine","ror":"https://ror.org/04gyf1771","country_code":"US","type":"education","lineage":["https://openalex.org/I204250578"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Hamid Jafarkhani","raw_affiliation_strings":["Center for Pervasive Communications and Computing (CPCC), University of California at Irvine, Irvine, CA, USA"],"raw_orcid":"https://orcid.org/0000-0001-6838-8038","affiliations":[{"raw_affiliation_string":"Center for Pervasive Communications and Computing (CPCC), University of California at Irvine, Irvine, CA, USA","institution_ids":["https://openalex.org/I204250578"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I204250578"],"apc_list":null,"apc_paid":null,"fwci":0.2672,"has_fulltext":true,"cited_by_count":2,"citation_normalized_percentile":{"value":0.56629661,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"69","issue":"1","first_page":"561","last_page":"574"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11181","display_name":"Advanced Data Storage Technologies","score":1.0,"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":1.0,"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":0.9970999956130981,"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/T10237","display_name":"Cryptography and Data Security","score":0.9943000078201294,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/notation","display_name":"Notation","score":0.5833429098129272},{"id":"https://openalex.org/keywords/tuple","display_name":"Tuple","score":0.5221260190010071},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.47138911485671997},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.42364639043807983},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3726862370967865},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3617693781852722},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.17914214730262756}],"concepts":[{"id":"https://openalex.org/C45357846","wikidata":"https://www.wikidata.org/wiki/Q2001982","display_name":"Notation","level":2,"score":0.5833429098129272},{"id":"https://openalex.org/C118930307","wikidata":"https://www.wikidata.org/wiki/Q600590","display_name":"Tuple","level":2,"score":0.5221260190010071},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.47138911485671997},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.42364639043807983},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3726862370967865},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3617693781852722},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.17914214730262756}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tit.2022.3222736","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tit.2022.3222736","pdf_url":"https://ieeexplore.ieee.org/ielx7/18/9997158/09953740.pdf","source":{"id":"https://openalex.org/S4502562","display_name":"IEEE Transactions on Information Theory","issn_l":"0018-9448","issn":["0018-9448","1557-9654"],"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 Information Theory","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1109/tit.2022.3222736","is_oa":true,"landing_page_url":"https://doi.org/10.1109/tit.2022.3222736","pdf_url":"https://ieeexplore.ieee.org/ielx7/18/9997158/09953740.pdf","source":{"id":"https://openalex.org/S4502562","display_name":"IEEE Transactions on Information Theory","issn_l":"0018-9448","issn":["0018-9448","1557-9654"],"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 Information Theory","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4312191435.pdf","grobid_xml":"https://content.openalex.org/works/W4312191435.grobid-xml"},"referenced_works_count":58,"referenced_works":["https://openalex.org/W1569612250","https://openalex.org/W1641218312","https://openalex.org/W1968528796","https://openalex.org/W1993830711","https://openalex.org/W1997044393","https://openalex.org/W1998176833","https://openalex.org/W2060646539","https://openalex.org/W2069026918","https://openalex.org/W2070391692","https://openalex.org/W2086693579","https://openalex.org/W2093712108","https://openalex.org/W2105185344","https://openalex.org/W2108789132","https://openalex.org/W2124961791","https://openalex.org/W2129716147","https://openalex.org/W2148575324","https://openalex.org/W2150777202","https://openalex.org/W2154063365","https://openalex.org/W2156704793","https://openalex.org/W2166011389","https://openalex.org/W2167046508","https://openalex.org/W2168395296","https://openalex.org/W2268702383","https://openalex.org/W2337134433","https://openalex.org/W2555108336","https://openalex.org/W2591742913","https://openalex.org/W2606114015","https://openalex.org/W2613593521","https://openalex.org/W2768218911","https://openalex.org/W2887031784","https://openalex.org/W2902882503","https://openalex.org/W2950353718","https://openalex.org/W2962858508","https://openalex.org/W2963007332","https://openalex.org/W2963362241","https://openalex.org/W2963438433","https://openalex.org/W2963677325","https://openalex.org/W2963754880","https://openalex.org/W2963781977","https://openalex.org/W2963922724","https://openalex.org/W2964193197","https://openalex.org/W2976175943","https://openalex.org/W2976462019","https://openalex.org/W2990034516","https://openalex.org/W3015418122","https://openalex.org/W3081112249","https://openalex.org/W3081465783","https://openalex.org/W3085694278","https://openalex.org/W3089037724","https://openalex.org/W3100004208","https://openalex.org/W3100515187","https://openalex.org/W3103761313","https://openalex.org/W3105184929","https://openalex.org/W3106482607","https://openalex.org/W3127990860","https://openalex.org/W6605304400","https://openalex.org/W6632200215","https://openalex.org/W6683621135"],"related_works":["https://openalex.org/W4245395944","https://openalex.org/W2143551613","https://openalex.org/W1979740464","https://openalex.org/W1979597421","https://openalex.org/W2138823233","https://openalex.org/W2007980826","https://openalex.org/W2143345456","https://openalex.org/W2023236823","https://openalex.org/W1789991335","https://openalex.org/W2562731034"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"flexible":[3,17,192],"storage":[4,20,33,50,216,230],"codes,":[5,222,226],"a":[6,16,23,49,63,97,191],"class":[7],"of":[8,19,30,38,82,99,194,207,237,250],"error-correcting":[9],"codes":[10],"that":[11,145],"can":[12,26,149],"recover":[13],"information":[14,60,147,239],"from":[15,152],"number":[18,193],"nodes.":[21,209],"As":[22],"result,":[24],"one":[25],"make":[27],"better":[28],"use":[29],"the":[31,36,44,146,188,200,203,208,235,248,251],"available":[32],"nodes":[34,195],"in":[35,202],"presence":[37],"unpredictable":[39],"node":[40,162],"failures":[41],"and":[42,134,227,240],"reduce":[43],"data":[45,204],"access":[46,205],"latency.":[47],"Assume":[48],"system":[51],"encodes":[52],"<inline-formula":[53,66,74,84,101,115,135,154,164,174],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[54,67,75,85,102,116,136,155,165,175],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">":[55,68,76,86,103,117,137,156,166,176],"<tex-math":[56,69,77,87,104,118,138,157,167,177],"notation=\"LaTeX\">$k\\ell":[57],"$":[58,89,132],"</tex-math></inline-formula>":[59,72,79,90,112,133,142,159,170,183],"symbols":[61,148],"over":[62],"finite":[64],"field":[65],"notation=\"LaTeX\">$\\mathbb":[70],"{F}$":[71],"into":[73],"notation=\"LaTeX\">$n$":[78],"nodes,":[80,160],"each":[81,161],"size":[83],"notation=\"LaTeX\">$\\ell":[88,119,168],"symbols.":[91],"The":[92],"code":[93,189],"is":[94],"parameterized":[95],"by":[96],"set":[98],"tuples":[100],"notation=\"LaTeX\">$\\{(R_{j},\\ell":[105],"_{j}):":[106],"1":[107],"\\le":[108,110,179,181],"j":[109,180],"a\\}$":[111],",":[113,143],"satisfying":[114],"_{1}":[120],"&lt;":[121,124,127],"\\ell":[122,128,131],"_{2}":[123],"{\\dots":[125,140],"}":[126],"_{a}":[129],"=":[130],"notation=\"LaTeX\">$R_{1}&gt;R_{2}&gt;":[139],"}&gt;R_{a}$":[141],"such":[144],"be":[150],"reconstructed":[151],"any":[153,173],"notation=\"LaTeX\">$R_{j}$":[158],"accessing":[163,238],"_{j}$":[169],"symbols,":[171],"for":[172,196,214],"notation=\"LaTeX\">$1":[178],"a$":[182],".":[184],"In":[185],"other":[186],"words,":[187],"allows":[190],"decoding":[197],"to":[198,246],"accommodate":[199],"variance":[201],"time":[206],"Code":[210],"constructions":[211],"are":[212],"presented":[213,252],"different":[215],"scenarios,":[217],"including":[218],"LRC":[219],"(locally":[220],"recoverable)":[221],"PMDS":[223],"(partial":[224],"MDS)":[225],"MSR":[228],"(minimum":[229],"regenerating)":[231],"codes.":[232,253],"We":[233],"analyze":[234],"latency":[236],"perform":[241],"simulations":[242],"on":[243],"Amazon":[244],"clusters":[245],"show":[247],"efficiency":[249]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
