{"id":"https://openalex.org/W4385882031","doi":"https://doi.org/10.1109/bmsb58369.2023.10211318","title":"Latitude-Guided Temporally Dependent Rate-Distortion Optimization For Panoramic Video Coding","display_name":"Latitude-Guided Temporally Dependent Rate-Distortion Optimization For Panoramic Video Coding","publication_year":2023,"publication_date":"2023-06-14","ids":{"openalex":"https://openalex.org/W4385882031","doi":"https://doi.org/10.1109/bmsb58369.2023.10211318"},"language":"en","primary_location":{"id":"doi:10.1109/bmsb58369.2023.10211318","is_oa":false,"landing_page_url":"https://doi.org/10.1109/bmsb58369.2023.10211318","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB)","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/A5072832951","display_name":"Jingjing Hou","orcid":"https://orcid.org/0000-0002-6002-1300"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingjing Hou","raw_affiliation_strings":["University of Electronic Science and Technology of China,Chengdu,China","University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Electronic Science and Technology of China,Chengdu,China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100639567","display_name":"Hongwei Guo","orcid":"https://orcid.org/0000-0003-3599-1572"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]},{"id":"https://openalex.org/I4210121919","display_name":"Honghe University","ror":"https://ror.org/036prgm77","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210121919"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Hongwei Guo","raw_affiliation_strings":["University of Electronic Science and Technology of China,Chengdu,China","Honghe University, Mengzi, China","University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Electronic Science and Technology of China,Chengdu,China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"Honghe University, Mengzi, China","institution_ids":["https://openalex.org/I4210121919"]},{"raw_affiliation_string":"University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100610065","display_name":"Yipeng Liu","orcid":"https://orcid.org/0000-0003-2084-8781"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yipeng Liu","raw_affiliation_strings":["University of Electronic Science and Technology of China,Chengdu,China","University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Electronic Science and Technology of China,Chengdu,China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058523355","display_name":"Lanlan Feng","orcid":"https://orcid.org/0000-0003-1402-5666"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lanlan Feng","raw_affiliation_strings":["University of Electronic Science and Technology of China,Chengdu,China","University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Electronic Science and Technology of China,Chengdu,China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066602975","display_name":"Yang Xu","orcid":"https://orcid.org/0000-0002-8394-9224"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xu Yang","raw_affiliation_strings":["Chongqing University of Posts and Telecommunications,Chongqing,China","Chongqing University of Posts and Telecommunications, Chongqing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Chongqing University of Posts and Telecommunications,Chongqing,China","institution_ids":["https://openalex.org/I10535382"]},{"raw_affiliation_string":"Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5028333740","display_name":"Lei Luo","orcid":"https://orcid.org/0000-0002-2312-8715"},"institutions":[{"id":"https://openalex.org/I10535382","display_name":"Chongqing University of Posts and Telecommunications","ror":"https://ror.org/03dgaqz26","country_code":"CN","type":"education","lineage":["https://openalex.org/I10535382"]},{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lei Luo","raw_affiliation_strings":["University of Electronic Science and Technology of China,Chengdu,China","Chongqing University of Posts and Telecommunications, Chongqing, China","University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Electronic Science and Technology of China,Chengdu,China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"Chongqing University of Posts and Telecommunications, Chongqing, China","institution_ids":["https://openalex.org/I10535382"]},{"raw_affiliation_string":"University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5034427070","display_name":"Ce Zhu","orcid":"https://orcid.org/0000-0001-7607-707X"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ce Zhu","raw_affiliation_strings":["University of Electronic Science and Technology of China,Chengdu,China","University of Electronic Science and Technology of China, Chengdu, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Electronic Science and Technology of China,Chengdu,China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2246,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.50764179,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9997000098228455,"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"}},"topics":[{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9997000098228455,"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/T10741","display_name":"Video Coding and Compression Technologies","score":0.9997000098228455,"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/T11105","display_name":"Advanced Image Processing Techniques","score":0.9911999702453613,"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/lagrange-multiplier","display_name":"Lagrange multiplier","score":0.7763584852218628},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6529069542884827},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.5623189806938171},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.5505679249763489},{"id":"https://openalex.org/keywords/rate\u2013distortion-optimization","display_name":"Rate\u2013distortion optimization","score":0.5414273142814636},{"id":"https://openalex.org/keywords/coding-tree-unit","display_name":"Coding tree unit","score":0.5178337693214417},{"id":"https://openalex.org/keywords/video-quality","display_name":"Video quality","score":0.5019435882568359},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.4750347435474396},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4586884677410126},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3960590362548828},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.37973660230636597},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32198861241340637},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.31909841299057007},{"id":"https://openalex.org/keywords/multiview-video-coding","display_name":"Multiview Video Coding","score":0.2759138345718384},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.21284815669059753},{"id":"https://openalex.org/keywords/video-processing","display_name":"Video processing","score":0.14352747797966003},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.1352401077747345},{"id":"https://openalex.org/keywords/video-tracking","display_name":"Video tracking","score":0.09175518155097961}],"concepts":[{"id":"https://openalex.org/C73684929","wikidata":"https://www.wikidata.org/wiki/Q598870","display_name":"Lagrange multiplier","level":2,"score":0.7763584852218628},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6529069542884827},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.5623189806938171},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.5505679249763489},{"id":"https://openalex.org/C50056821","wikidata":"https://www.wikidata.org/wiki/Q774502","display_name":"Rate\u2013distortion optimization","level":5,"score":0.5414273142814636},{"id":"https://openalex.org/C190750250","wikidata":"https://www.wikidata.org/wiki/Q13533439","display_name":"Coding tree unit","level":3,"score":0.5178337693214417},{"id":"https://openalex.org/C103910844","wikidata":"https://www.wikidata.org/wiki/Q2631256","display_name":"Video quality","level":3,"score":0.5019435882568359},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.4750347435474396},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4586884677410126},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3960590362548828},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.37973660230636597},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32198861241340637},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.31909841299057007},{"id":"https://openalex.org/C23431618","wikidata":"https://www.wikidata.org/wiki/Q1404672","display_name":"Multiview Video Coding","level":4,"score":0.2759138345718384},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.21284815669059753},{"id":"https://openalex.org/C65483669","wikidata":"https://www.wikidata.org/wiki/Q3536669","display_name":"Video processing","level":2,"score":0.14352747797966003},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1352401077747345},{"id":"https://openalex.org/C202474056","wikidata":"https://www.wikidata.org/wiki/Q1931635","display_name":"Video tracking","level":3,"score":0.09175518155097961},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C176217482","wikidata":"https://www.wikidata.org/wiki/Q860554","display_name":"Metric (unit)","level":2,"score":0.0},{"id":"https://openalex.org/C21547014","wikidata":"https://www.wikidata.org/wiki/Q1423657","display_name":"Operations management","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/bmsb58369.2023.10211318","is_oa":false,"landing_page_url":"https://doi.org/10.1109/bmsb58369.2023.10211318","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1993721485","https://openalex.org/W2011426177","https://openalex.org/W2519800386","https://openalex.org/W2733888878","https://openalex.org/W2751058512","https://openalex.org/W2781643939","https://openalex.org/W2809714054","https://openalex.org/W2947628250","https://openalex.org/W3138971172","https://openalex.org/W6726743404"],"related_works":["https://openalex.org/W2045735464","https://openalex.org/W4312132454","https://openalex.org/W4312046279","https://openalex.org/W1645708266","https://openalex.org/W4312047062","https://openalex.org/W2018913503","https://openalex.org/W2615390442","https://openalex.org/W2895574347","https://openalex.org/W2016943965","https://openalex.org/W2099031831"],"abstract_inverted_index":{"Panoramic":[0],"video,":[1],"features":[2],"a":[3,28,87],"high":[4,8],"frame":[5],"rate":[6],"and":[7,33,173,192],"resolution,":[9],"can":[10],"provide":[11],"viewers":[12],"an":[13],"immersive":[14],"visual":[15],"experience.":[16],"However,":[17],"it":[18],"necessitates":[19],"more":[20],"overhead":[21],"bits":[22],"during":[23],"video":[24,40],"transmission,":[25],"leading":[26],"to":[27,112,140,187],"heavy":[29],"burden":[30],"on":[31,53,78,156,175],"storage":[32],"bandwidth.":[34],"Most":[35],"of":[36,50,73,101,119,131,159,170,182],"the":[37,48,54,58,71,74,79,97,102,109,113,116,120,129,132,135,142,147,157,164,178,199],"existing":[38],"panoramic":[39,94],"coding":[41,103,122],"optimizations":[42],"did":[43,66],"not":[44,67],"take":[45,68],"into":[46,69],"account":[47,70],"effect":[49,72],"pixel":[51],"position":[52],"Lagrange":[55,117,136],"multiplier":[56,118,137],"in":[57],"rate-distortion":[59],"optimization":[60],"(RDO)":[61],"process.":[62,81],"Meanwhile,":[63],"those":[64],"methods":[65],"temporal":[75,148],"impact":[76],"factor":[77],"RDO":[80,91,143],"In":[82],"this":[83],"paper,":[84],"we":[85],"proposed":[86,165],"latitude-guided":[88],"temporally":[89],"dependent":[90],"algorithm":[92,166],"for":[93,198],"video.":[95],"Firstly,":[96],"quantization":[98],"parameter":[99],"(QP)":[100],"unit":[104,124],"(CU)":[105],"is":[106,126,138],"determined":[107],"by":[108,128,145],"latitude":[110],"corresponding":[111,121],"pixel.":[114],"Secondly,":[115],"tree":[123],"(CTU)":[125],"calculated":[127],"QP":[130],"CTU.":[133],"Finally,":[134],"fine-tuned":[139],"improve":[141],"process":[144],"using":[146],"dependency":[149],"among":[150],"CTUs.":[151],"Experimental":[152],"results":[153],"show":[154],"that,":[155],"platform":[158],"HEVC":[160],"test":[161],"model":[162],"(HM-16.14),":[163],"obtains":[167],"bitrate":[168],"savings":[169],"4.15%,":[171],"4.14%":[172],"4.05%":[174],"average":[176],"under":[177],"quality":[179],"assessment":[180],"criteria":[181],"Spherical":[183],"PSNR":[184,190,196],"(S-PSNR),":[185],"Weighted":[186],"Spherically":[188],"Uniform":[189],"(WS-PSNR)":[191],"Craster":[193],"Parabolic":[194],"Projection":[195],"(CPP-PSNR)":[197],"equirectangular":[200],"projection":[201],"(ERP).":[202]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
