{"id":"https://openalex.org/W3211242388","doi":"https://doi.org/10.1109/pimrc50174.2021.9569696","title":"Search for Good Irregular Low-Density Parity-Check Codes Via Graph Spectrum","display_name":"Search for Good Irregular Low-Density Parity-Check Codes Via Graph Spectrum","publication_year":2021,"publication_date":"2021-09-13","ids":{"openalex":"https://openalex.org/W3211242388","doi":"https://doi.org/10.1109/pimrc50174.2021.9569696","mag":"3211242388"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc50174.2021.9569696","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc50174.2021.9569696","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE 32nd Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC)","raw_type":"proceedings-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/A5054482111","display_name":"Dawei Yin","orcid":"https://orcid.org/0000-0002-8846-2001"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Dawei Yin","raw_affiliation_strings":["School of Mathematics, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"School of Mathematics, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100432837","display_name":"Xiaojing Zhang","orcid":"https://orcid.org/0000-0002-6603-7194"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaojing Zhang","raw_affiliation_strings":["School of Mathematics, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"School of Mathematics, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058143797","display_name":"Xichao Shu","orcid":null},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xichao Shu","raw_affiliation_strings":["School of Mathematics, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"School of Mathematics, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100979503","display_name":"Guiying Yan","orcid":"https://orcid.org/0000-0002-1736-5482"},"institutions":[{"id":"https://openalex.org/I4210120485","display_name":"Academy of Mathematics and Systems Science","ror":"https://ror.org/02jkmyk67","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210120485"]},{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"funder","lineage":["https://openalex.org/I19820366"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guiying Yan","raw_affiliation_strings":["Academy of Mathematics and Systems Science, Chinese Academy of Sciences, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Academy of Mathematics and Systems Science, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210120485","https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100399476","display_name":"Guanghui Wang","orcid":"https://orcid.org/0000-0002-3730-5575"},"institutions":[{"id":"https://openalex.org/I154099455","display_name":"Shandong University","ror":"https://ror.org/0207yh398","country_code":"CN","type":"education","lineage":["https://openalex.org/I154099455"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guanghui Wang","raw_affiliation_strings":["School of Mathematics, Shandong University, Jinan, China"],"affiliations":[{"raw_affiliation_string":"School of Mathematics, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5054482111"],"corresponding_institution_ids":["https://openalex.org/I154099455"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.19386142,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"5","issue":null,"first_page":"405","last_page":"410"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11321","display_name":"Error Correcting Code Techniques","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/T11321","display_name":"Error Correcting Code Techniques","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/T11181","display_name":"Advanced Data Storage Technologies","score":0.9958999752998352,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9950000047683716,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/low-density-parity-check-code","display_name":"Low-density parity-check code","score":0.9319880604743958},{"id":"https://openalex.org/keywords/tanner-graph","display_name":"Tanner graph","score":0.729004979133606},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4627300500869751},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.44633492827415466},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.44470301270484924},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3682619333267212},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.3545899987220764},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.26082277297973633},{"id":"https://openalex.org/keywords/error-floor","display_name":"Error floor","score":0.21355539560317993}],"concepts":[{"id":"https://openalex.org/C67692717","wikidata":"https://www.wikidata.org/wiki/Q187444","display_name":"Low-density parity-check code","level":3,"score":0.9319880604743958},{"id":"https://openalex.org/C87117866","wikidata":"https://www.wikidata.org/wiki/Q7683664","display_name":"Tanner graph","level":5,"score":0.729004979133606},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4627300500869751},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.44633492827415466},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.44470301270484924},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3682619333267212},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.3545899987220764},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.26082277297973633},{"id":"https://openalex.org/C46462455","wikidata":"https://www.wikidata.org/wiki/Q5395712","display_name":"Error floor","level":4,"score":0.21355539560317993}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/pimrc50174.2021.9569696","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc50174.2021.9569696","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2021 IEEE 32nd Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W593236292","https://openalex.org/W1578099820","https://openalex.org/W1639593279","https://openalex.org/W1813544306","https://openalex.org/W1818146586","https://openalex.org/W1964402820","https://openalex.org/W1970912697","https://openalex.org/W1973712217","https://openalex.org/W2006935621","https://openalex.org/W2018047324","https://openalex.org/W2047342855","https://openalex.org/W2060338345","https://openalex.org/W2088719955","https://openalex.org/W2103160098","https://openalex.org/W2127490352","https://openalex.org/W2128765501","https://openalex.org/W2133068391","https://openalex.org/W2148180254","https://openalex.org/W2149231487","https://openalex.org/W2178995928","https://openalex.org/W2206295654","https://openalex.org/W2567264041","https://openalex.org/W2574730918","https://openalex.org/W2995029990","https://openalex.org/W3006005399","https://openalex.org/W3109168039","https://openalex.org/W4230606898","https://openalex.org/W4237658155","https://openalex.org/W6634702315","https://openalex.org/W6772103512","https://openalex.org/W6774366565"],"related_works":["https://openalex.org/W1968533815","https://openalex.org/W2808439818","https://openalex.org/W2126464345","https://openalex.org/W2150639697","https://openalex.org/W2090897912","https://openalex.org/W2351144917","https://openalex.org/W2142415334","https://openalex.org/W2996745071","https://openalex.org/W1526609637","https://openalex.org/W2022144581"],"abstract_inverted_index":{"Research":[0],"on":[1],"the":[2,14,23,27,41,50],"expander":[3],"code":[4],"shows":[5],"that":[6,40],"for":[7,62],"a":[8],"regular":[9],"low-density":[10],"parity-check":[11],"(LDPC)":[12],"code,":[13],"Tanner":[15],"graph\u2019s":[16],"spectrum":[17],"determines":[18],"its":[19],"properties,":[20],"such":[21],"as":[22],"minimum":[24],"distance":[25],"and":[26,38],"size":[28],"of":[29,43],"stopping":[30],"sets.":[31],"In":[32],"this":[33],"study,":[34],"we":[35],"demonstrate":[36],"theoretically":[37],"experimentally":[39],"performance":[42],"irregular":[44,64],"LDPC":[45,65],"codes":[46],"is":[47],"related":[48],"to":[49,60],"graph":[51],"spectrum.":[52],"Our":[53],"observations":[54],"may":[55],"provide":[56],"an":[57],"efficient":[58],"metric":[59],"search":[61],"good":[63],"codes.":[66]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}