{"id":"https://openalex.org/W4405908492","doi":"https://doi.org/10.1109/itw61385.2024.10806951","title":"Conjugate-Piggybacking Codes: MDS Array Codes with Lower Repair Bandwidth over Small Field Size","display_name":"Conjugate-Piggybacking Codes: MDS Array Codes with Lower Repair Bandwidth over Small Field Size","publication_year":2024,"publication_date":"2024-11-24","ids":{"openalex":"https://openalex.org/W4405908492","doi":"https://doi.org/10.1109/itw61385.2024.10806951"},"language":"en","primary_location":{"id":"doi:10.1109/itw61385.2024.10806951","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itw61385.2024.10806951","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 IEEE Information Theory Workshop (ITW)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5100627106","display_name":"Hao Shi","orcid":"https://orcid.org/0000-0003-0184-2245"},"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":"Hao Shi","raw_affiliation_strings":["Tsinghua University,Department of Mathematics Sciences,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tsinghua University,Department of Mathematics Sciences,Beijing,China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114734261","display_name":"Zhengyi Jiang","orcid":"https://orcid.org/0000-0002-2060-1108"},"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":"Zhengyi Jiang","raw_affiliation_strings":["Tsinghua University,Department of Mathematics Sciences,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tsinghua University,Department of Mathematics Sciences,Beijing,China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065270536","display_name":"Zhongyi Huang","orcid":"https://orcid.org/0000-0002-5623-4864"},"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":"Zhongyi Huang","raw_affiliation_strings":["Tsinghua University,Department of Mathematics Sciences,Beijing,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Tsinghua University,Department of Mathematics Sciences,Beijing,China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001405009","display_name":"Bo Bai","orcid":"https://orcid.org/0000-0003-4796-8249"},"institutions":[{"id":"https://openalex.org/I2250955327","display_name":"Huawei Technologies (China)","ror":"https://ror.org/00cmhce21","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250955327"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bo Bai","raw_affiliation_strings":["Central Research Institute, Huawei Tech. Co. Ltd.,,Theory Lab, 2012 Labs,Hong Kong SAR"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Central Research Institute, Huawei Tech. Co. Ltd.,,Theory Lab, 2012 Labs,Hong Kong SAR","institution_ids":["https://openalex.org/I2250955327"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100368312","display_name":"Gong Zhang","orcid":"https://orcid.org/0000-0003-0283-7050"},"institutions":[{"id":"https://openalex.org/I2250955327","display_name":"Huawei Technologies (China)","ror":"https://ror.org/00cmhce21","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250955327"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Gong Zhang","raw_affiliation_strings":["Central Research Institute, Huawei Tech. Co. Ltd.,,Theory Lab, 2012 Labs,Hong Kong SAR"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Central Research Institute, Huawei Tech. Co. Ltd.,,Theory Lab, 2012 Labs,Hong Kong SAR","institution_ids":["https://openalex.org/I2250955327"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039863234","display_name":"Hanxu Hou","orcid":"https://orcid.org/0000-0001-7328-9341"},"institutions":[{"id":"https://openalex.org/I2250955327","display_name":"Huawei Technologies (China)","ror":"https://ror.org/00cmhce21","country_code":"CN","type":"company","lineage":["https://openalex.org/I2250955327"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hanxu Hou","raw_affiliation_strings":["Central Research Institute, Huawei Tech. Co. Ltd.,,Theory Lab, 2012 Labs,Hong Kong SAR"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Central Research Institute, Huawei Tech. Co. Ltd.,,Theory Lab, 2012 Labs,Hong Kong SAR","institution_ids":["https://openalex.org/I2250955327"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"271","last_page":"276"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9926999807357788,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9926999807357788,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11321","display_name":"Error Correcting Code Techniques","score":0.9901000261306763,"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/T10575","display_name":"Wireless Communication Networks Research","score":0.972599983215332,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/field-size","display_name":"Field size","score":0.5492952466011047},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5280901789665222},{"id":"https://openalex.org/keywords/conjugate","display_name":"Conjugate","score":0.44360631704330444},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2124098539352417},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.17203742265701294},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.08131957054138184}],"concepts":[{"id":"https://openalex.org/C3019527723","wikidata":"https://www.wikidata.org/wiki/Q260899","display_name":"Field size","level":3,"score":0.5492952466011047},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5280901789665222},{"id":"https://openalex.org/C197336794","wikidata":"https://www.wikidata.org/wiki/Q5161150","display_name":"Conjugate","level":2,"score":0.44360631704330444},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2124098539352417},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.17203742265701294},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.08131957054138184},{"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/C104293457","wikidata":"https://www.wikidata.org/wiki/Q28324852","display_name":"Imaging phantom","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/itw61385.2024.10806951","is_oa":false,"landing_page_url":"https://doi.org/10.1109/itw61385.2024.10806951","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2024 IEEE Information Theory Workshop (ITW)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G2413432675","display_name":null,"funder_award_id":"62071121,62371411,12025104","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"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W2069026918","https://openalex.org/W2105185344","https://openalex.org/W2148575324","https://openalex.org/W2150777202","https://openalex.org/W2338815034","https://openalex.org/W2520806426","https://openalex.org/W2625724326","https://openalex.org/W2791624280","https://openalex.org/W2832241482","https://openalex.org/W2911280162","https://openalex.org/W2963333438","https://openalex.org/W2963781977","https://openalex.org/W2972255116","https://openalex.org/W2973417199","https://openalex.org/W3156562919","https://openalex.org/W3197490180","https://openalex.org/W4289655363","https://openalex.org/W4382365080","https://openalex.org/W4386260582","https://openalex.org/W4392152810","https://openalex.org/W4392159072","https://openalex.org/W4394627282","https://openalex.org/W6766429009"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2143004018","https://openalex.org/W2330362314","https://openalex.org/W2435669318","https://openalex.org/W1995639836","https://openalex.org/W2103568534","https://openalex.org/W2057862416","https://openalex.org/W2754988198"],"abstract_inverted_index":{"As":[0],"maximum":[1],"distance":[2],"separable":[3],"(MDS)":[4],"array":[5],"codes,":[6,77],"piggybacking":[7,47,106,122],"codes":[8,18,62,92,95,113,123],"can":[9],"effectively":[10],"reduce":[11],"the":[12,26,40,46,51,103,119],"repair":[13,54,86,116],"bandwidth":[14,117],"of":[15,28,42,53],"traditional":[16],"MDS":[17,30,94],"for":[19,72],"single-node":[20],"failure":[21],"with":[22],"small":[23,33,65],"sub-packetization.":[24],"However,":[25],"requirement":[27],"maintaining":[29],"property":[31],"over":[32,63,96],"field":[34,100],"size":[35,101],"imposes":[36],"severe":[37],"restrictions":[38],"on":[39],"design":[41,69],"piggyback":[43,73],"functions":[44,74],"in":[45,75],"framework,":[48],"which":[49,78],"limits":[50],"reduction":[52],"bandwidth.":[55,87],"In":[56],"this":[57],"paper,":[58],"we":[59],"propose":[60],"conjugate-piggybacking":[61],"a":[64,97],"sub-packetization":[66],"level.":[67],"We":[68,88,108],"conjugate":[70],"transformation":[71],"our":[76,91,112],"enables":[79],"some":[80],"parity":[81],"nodes":[82],"to":[83],"achieve":[84],"optimal":[85],"show":[89,110],"that":[90,111],"are":[93],"slightly":[98],"larger":[99],"than":[102,118],"existing":[104,120],"related":[105,121],"codes.":[107],"also":[109],"have":[114],"lower":[115],"under":[124],"evaluated":[125],"high-code-rate":[126],"parameters":[127],"and":[128],"<tex":[129],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[130],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">$\\mathbb{F}_{2^{8}}$</tex>.":[131]},"counts_by_year":[],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
