{"id":"https://openalex.org/W3140154775","doi":null,"title":"SPARSE SEQUENCE CONSTRUCTION OF LDPC CODES","display_name":"SPARSE SEQUENCE CONSTRUCTION OF LDPC CODES","publication_year":2005,"publication_date":"2005-01-01","ids":{"openalex":"https://openalex.org/W3140154775","mag":"3140154775"},"language":"zh","primary_location":{"id":"mag:3140154775","doi":null,"is_oa":false,"landing_page_url":"http://www.cqvip.com/QK/85266X/200505/20325457.html","pdf_url":null,"source":{"id":"https://openalex.org/S4210190178","display_name":"Journal of Electronics (China)","issn_l":"0217-9822","issn":["0217-9822","1993-0615"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1"],"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"\u7535\u5b50\u79d1\u5b66\u5b66\u520a\uff1a\u82f1\u6587\u7248","raw_type":null},"volume":null,"type":"article","indexed_in":[],"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/A5110757218","display_name":"He","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"He","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044709047","display_name":"Shanbao","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shanbao","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108055754","display_name":"Zhao Zhao","orcid":"https://orcid.org/0000-0001-6600-1143","observed_orcids":["https://orcid.org/0000-0001-6600-1143"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhao Zhao","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-6600-1143","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081782597","display_name":"Chunming","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Chunming","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113714664","display_name":"Shi","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shi","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5004001618","display_name":"Zhihua","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zhihua","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.58851034,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"22","issue":"5","first_page":"520","last_page":"523"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11321","display_name":"Error Correcting Code Techniques","score":0.9955999851226807,"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/T11321","display_name":"Error Correcting Code Techniques","score":0.9955999851226807,"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/T11130","display_name":"Coding theory and cryptography","score":0.004000000189989805,"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"}},{"id":"https://openalex.org/T10682","display_name":"Quantum Computing Algorithms and Architecture","score":0.0,"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/low-density-parity-check-codes","display_name":"LDPC codes","score":0.9290000200271606},{"id":"https://openalex.org/keywords/regular-ldpc-codes","display_name":"regular LDPC codes","score":0.7059999704360962},{"id":"https://openalex.org/keywords/sum-product-decoding","display_name":"sum-product decoding","score":0.9639999866485596},{"id":"https://openalex.org/keywords/quasi-cyclic-codes","display_name":"quasi-cyclic codes","score":0.8410000205039978},{"id":"https://openalex.org/keywords/code-construction","display_name":"code construction","score":0.8539999723434448}],"concepts":[{"id":"https://openalex.org/C67692717","wikidata":"https://www.wikidata.org/wiki/Q187444","display_name":"Low-density parity-check code","level":3,"score":0.793628454208374},{"id":"https://openalex.org/C33529081","wikidata":"https://www.wikidata.org/wiki/Q18378194","display_name":"Serial concatenated convolutional codes","level":5,"score":0.5521081686019897},{"id":"https://openalex.org/C78944582","wikidata":"https://www.wikidata.org/wiki/Q5158264","display_name":"Concatenated error correction code","level":4,"score":0.5442637801170349},{"id":"https://openalex.org/C114504821","wikidata":"https://www.wikidata.org/wiki/Q2164281","display_name":"Turbo code","level":3,"score":0.5181049704551697},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5100937485694885},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.4747498333454132},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.46671387553215027},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4279940724372864},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.4080079197883606},{"id":"https://openalex.org/C157125643","wikidata":"https://www.wikidata.org/wiki/Q884707","display_name":"Block code","level":3,"score":0.382335364818573},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3548370897769928},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:3140154775","doi":null,"is_oa":false,"landing_page_url":"http://www.cqvip.com/QK/85266X/200505/20325457.html","pdf_url":null,"source":{"id":"https://openalex.org/S4210190178","display_name":"Journal of Electronics (China)","issn_l":"0217-9822","issn":["0217-9822","1993-0615"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1"],"host_organization":"https://openalex.org/P4310319965","host_organization_name":"Springer Nature","host_organization_lineage":["https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"\u7535\u5b50\u79d1\u5b66\u5b66\u520a\uff1a\u82f1\u6587\u7248","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2390665589","https://openalex.org/W2279940065","https://openalex.org/W2130255084","https://openalex.org/W2171899200","https://openalex.org/W2158243719","https://openalex.org/W1526609637","https://openalex.org/W2349398865","https://openalex.org/W57373414","https://openalex.org/W2381287580","https://openalex.org/W2550222152"],"abstract_inverted_index":{"This":[0],"letter":[1],"proposes":[2],"a":[3],"novel":[4],"and":[5],"simple":[6],"construction":[7],"of":[8,25,54],"regular":[9],"Low-Density":[10],"Parity-Check":[11],"(LDPC)":[12],"codes":[13,30,35],"using":[14,38],"sparse":[15,26],"binary":[16],"sequences.":[17],"It":[18],"utilizes":[19],"the":[20,39,50,55],"cyclic":[21],"cross":[22],"correlation":[23],"function":[24],"sequences":[27],"to":[28,49],"generate":[29],"with":[31],"girth8.":[32],"The":[33],"new":[34],"perform":[36],"well":[37],"sumproduct":[40],"decoding.":[41],"Low":[42],"encodingcomplexity":[43],"can":[44],"also":[45],"be":[46],"achieved":[47],"due":[48],"inherent":[51],"quasi-cyclic":[52],"structure":[53],"codes.":[56]},"counts_by_year":[],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2021-04-13T00:00:00"}