{"id":"https://openalex.org/W3004636809","doi":"https://doi.org/10.1142/s0218001420540324","title":"A Fast Intra Prediction Algorithm Based on WMSE for 360-Degree Video","display_name":"A Fast Intra Prediction Algorithm Based on WMSE for 360-Degree Video","publication_year":2020,"publication_date":"2020-02-06","ids":{"openalex":"https://openalex.org/W3004636809","doi":"https://doi.org/10.1142/s0218001420540324","mag":"3004636809"},"language":"en","primary_location":{"id":"doi:10.1142/s0218001420540324","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0218001420540324","pdf_url":null,"source":{"id":"https://openalex.org/S41486457","display_name":"International Journal of Pattern Recognition and Artificial Intelligence","issn_l":"0218-0014","issn":["0218-0014","1793-6381"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Pattern Recognition and Artificial Intelligence","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/A5036580106","display_name":"Fuqi Mao","orcid":"https://orcid.org/0000-0002-6866-3527"},"institutions":[{"id":"https://openalex.org/I1456306","display_name":"North China University of Technology","ror":"https://ror.org/01nky7652","country_code":"CN","type":"education","lineage":["https://openalex.org/I1456306"]},{"id":"https://openalex.org/I3125743391","display_name":"China University of Geosciences (Beijing)","ror":"https://ror.org/04q6c7p66","country_code":"CN","type":"education","lineage":["https://openalex.org/I3125743391"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Fuqi Mao","raw_affiliation_strings":["China University of Geosciences (Beijing), Beijing 100083, P. R. China","North China University of Technology, Beijing 100144, P. R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"China University of Geosciences (Beijing), Beijing 100083, P. R. China","institution_ids":["https://openalex.org/I3125743391"]},{"raw_affiliation_string":"North China University of Technology, Beijing 100144, P. R. China","institution_ids":["https://openalex.org/I1456306"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057523484","display_name":"Renbo Su","orcid":null},"institutions":[{"id":"https://openalex.org/I1456306","display_name":"North China University of Technology","ror":"https://ror.org/01nky7652","country_code":"CN","type":"education","lineage":["https://openalex.org/I1456306"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Renbo Su","raw_affiliation_strings":["North China University of Technology, Beijing 100144, P. R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"North China University of Technology, Beijing 100144, P. R. China","institution_ids":["https://openalex.org/I1456306"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100603417","display_name":"Zhi Liu","orcid":"https://orcid.org/0000-0001-7205-441X"},"institutions":[{"id":"https://openalex.org/I1456306","display_name":"North China University of Technology","ror":"https://ror.org/01nky7652","country_code":"CN","type":"education","lineage":["https://openalex.org/I1456306"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Zhi Liu","raw_affiliation_strings":["North China University of Technology, Beijing 100144, P. R. China"],"raw_orcid":"https://orcid.org/0000-0001-7205-441X","affiliations":[{"raw_affiliation_string":"North China University of Technology, Beijing 100144, P. R. China","institution_ids":["https://openalex.org/I1456306"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100442185","display_name":"Mengmeng Zhang","orcid":"https://orcid.org/0000-0002-2016-741X"},"institutions":[{"id":"https://openalex.org/I1456306","display_name":"North China University of Technology","ror":"https://ror.org/01nky7652","country_code":"CN","type":"education","lineage":["https://openalex.org/I1456306"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Mengmeng Zhang","raw_affiliation_strings":["North China University of Technology, Beijing 100144, P. R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"North China University of Technology, Beijing 100144, P. R. China","institution_ids":["https://openalex.org/I1456306"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5036062839","display_name":"Wen Long Yue","orcid":"https://orcid.org/0000-0002-7754-9136"},"institutions":[{"id":"https://openalex.org/I3125743391","display_name":"China University of Geosciences (Beijing)","ror":"https://ror.org/04q6c7p66","country_code":"CN","type":"education","lineage":["https://openalex.org/I3125743391"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Wen Yue","raw_affiliation_strings":["China University of Geosciences (Beijing), Beijing 100083, P. R. China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"China University of Geosciences (Beijing), Beijing 100083, P. R. China","institution_ids":["https://openalex.org/I3125743391"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5100603417"],"corresponding_institution_ids":["https://openalex.org/I1456306"],"apc_list":null,"apc_paid":null,"fwci":0.1485,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.38570851,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"34","issue":"13","first_page":"2054032","last_page":"2054032"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10741","display_name":"Video Coding and Compression Technologies","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10531","display_name":"Advanced Vision and Imaging","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/T11165","display_name":"Image and Video Quality Assessment","score":0.998199999332428,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/computer-science","display_name":"Computer science","score":0.7537776231765747},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.7187846899032593},{"id":"https://openalex.org/keywords/degree","display_name":"Degree (music)","score":0.622882604598999},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.507307231426239},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5014293193817139},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4334490895271301},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.43258604407310486},{"id":"https://openalex.org/keywords/similarity","display_name":"Similarity (geometry)","score":0.4118436574935913},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.36234959959983826},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.1674288809299469},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15280064940452576}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7537776231765747},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.7187846899032593},{"id":"https://openalex.org/C2775997480","wikidata":"https://www.wikidata.org/wiki/Q586277","display_name":"Degree (music)","level":2,"score":0.622882604598999},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.507307231426239},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5014293193817139},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4334490895271301},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.43258604407310486},{"id":"https://openalex.org/C103278499","wikidata":"https://www.wikidata.org/wiki/Q254465","display_name":"Similarity (geometry)","level":3,"score":0.4118436574935913},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.36234959959983826},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.1674288809299469},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15280064940452576},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1142/s0218001420540324","is_oa":false,"landing_page_url":"https://doi.org/10.1142/s0218001420540324","pdf_url":null,"source":{"id":"https://openalex.org/S41486457","display_name":"International Journal of Pattern Recognition and Artificial Intelligence","issn_l":"0218-0014","issn":["0218-0014","1793-6381"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319815","host_organization_name":"World Scientific","host_organization_lineage":["https://openalex.org/P4310319815"],"host_organization_lineage_names":["World Scientific"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Pattern Recognition and Artificial Intelligence","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G269901404","display_name":null,"funder_award_id":"61370111","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3250439260","display_name":null,"funder_award_id":"4202018","funder_id":"https://openalex.org/F4320334977","funder_display_name":"Beijing Municipal Natural Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320334977","display_name":"Beijing Municipal Natural Science Foundation","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W2033140753","https://openalex.org/W2093432286","https://openalex.org/W2146395539","https://openalex.org/W2246661590","https://openalex.org/W2289691678","https://openalex.org/W2337292434","https://openalex.org/W2592846100","https://openalex.org/W2752514249","https://openalex.org/W2767793240","https://openalex.org/W2780372440","https://openalex.org/W2783870313","https://openalex.org/W2809230156","https://openalex.org/W2890366048","https://openalex.org/W4242289027"],"related_works":["https://openalex.org/W3161230432","https://openalex.org/W1487201914","https://openalex.org/W4367190712","https://openalex.org/W280458463","https://openalex.org/W1170131723","https://openalex.org/W4301429470","https://openalex.org/W2168900540","https://openalex.org/W2125310826","https://openalex.org/W2380536887","https://openalex.org/W2399035783"],"abstract_inverted_index":{"With":[0],"the":[1,33,63,72,86,93,102,112,140],"increased":[2],"demand":[3],"for":[4,55],"virtual":[5],"reality,":[6],"360-degree":[7,13,56,144],"video":[8,14,21,57,94],"coding":[9,36,141],"becomes":[10],"challenging.":[11],"A":[12],"should":[15],"be":[16,77],"projected":[17],"as":[18],"a":[19,47,134],"planar":[20],"before":[22],"encoding,":[23],"but":[24],"this":[25,42,45],"process":[26],"causes":[27],"distortion":[28],"whose":[29],"degree":[30],"depends":[31],"on":[32,53,128],"latitude.":[34],"Traditional":[35],"algorithms":[37],"cannot":[38],"effectively":[39],"adapt":[40],"to":[41,76,138],"feature.":[43],"In":[44],"study,":[46],"fast":[48],"intra":[49],"prediction":[50],"algorithm":[51,114,132],"based":[52],"WMSE":[54,90],"is":[58,99],"proposed.":[59],"The":[60,130],"similarity":[61,87],"between":[62],"mother":[64,73],"block":[65,74],"and":[66,85],"child":[67],"blocks":[68],"can":[69,91],"reflect":[70],"whether":[71],"needs":[75],"divided.":[78],"Spherical":[79],"weights":[80],"are":[81],"introduced":[82],"in":[83],"WMSE,":[84],"expressed":[88],"by":[89],"distinguish":[92],"of":[95,105,143],"different":[96],"latitude,":[97],"which":[98],"consistent":[100],"with":[101,119],"weight":[103],"characteristics":[104],"ERP":[106],"projection.":[107],"Experimental":[108],"results":[109],"show":[110],"that":[111],"proposed":[113,131],"achieves":[115],"32%":[116],"time":[117],"reduction,":[118],"only":[120],"0.29%":[121],"luma":[122],"Bjontegaard":[123],"delta":[124],"rate":[125],"(BD-rate)":[126],"increase":[127],"average.":[129],"provides":[133],"more":[135],"effective":[136],"solution":[137],"reduce":[139],"complexity":[142],"video.":[145]},"counts_by_year":[{"year":2022,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}