{"id":"https://openalex.org/W4407900048","doi":"https://doi.org/10.1109/tcsvt.2025.3544542","title":"Temporal and Spatial Perception: A Novel Perceptual Rate-Distortion Optimization Method for H.266/VVC Encoding","display_name":"Temporal and Spatial Perception: A Novel Perceptual Rate-Distortion Optimization Method for H.266/VVC Encoding","publication_year":2025,"publication_date":"2025-02-24","ids":{"openalex":"https://openalex.org/W4407900048","doi":"https://doi.org/10.1109/tcsvt.2025.3544542"},"language":"en","primary_location":{"id":"doi:10.1109/tcsvt.2025.3544542","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2025.3544542","pdf_url":null,"source":{"id":"https://openalex.org/S115173108","display_name":"IEEE Transactions on Circuits and Systems for Video Technology","issn_l":"1051-8215","issn":["1051-8215","1558-2205"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems for Video Technology","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/A5023358542","display_name":"Da Ai","orcid":"https://orcid.org/0000-0002-2929-516X"},"institutions":[{"id":"https://openalex.org/I4210136859","display_name":"Xi\u2019an University of Posts and Telecommunications","ror":"https://ror.org/04jn0td46","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210136859"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Da Ai","raw_affiliation_strings":["Center for Image and Information Processing, School of Communications and Information Engineering, Xi’an University of Posts and Telecommunications, Xi’an, China","School of Communications and Information Engineering, Center for Image and Information Processing, Xi’an University of Posts and Telecommunications, Xi’an, China"],"raw_orcid":"https://orcid.org/0000-0002-2929-516X","affiliations":[{"raw_affiliation_string":"Center for Image and Information Processing, School of Communications and Information Engineering, Xi’an University of Posts and Telecommunications, Xi’an, China","institution_ids":["https://openalex.org/I4210136859"]},{"raw_affiliation_string":"School of Communications and Information Engineering, Center for Image and Information Processing, Xi’an University of Posts and Telecommunications, Xi’an, China","institution_ids":["https://openalex.org/I4210136859"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100329218","display_name":"Jiahao Wang","orcid":"https://orcid.org/0009-0005-9125-2629"},"institutions":[{"id":"https://openalex.org/I4210136859","display_name":"Xi\u2019an University of Posts and Telecommunications","ror":"https://ror.org/04jn0td46","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210136859"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jiahao Wang","raw_affiliation_strings":["Center for Image and Information Processing, School of Communications and Information Engineering, Xi’an University of Posts and Telecommunications, Xi’an, China","School of Communications and Information Engineering, Center for Image and Information Processing, Xi’an University of Posts and Telecommunications, Xi’an, China"],"raw_orcid":"https://orcid.org/0009-0005-9125-2629","affiliations":[{"raw_affiliation_string":"Center for Image and Information Processing, School of Communications and Information Engineering, Xi’an University of Posts and Telecommunications, Xi’an, China","institution_ids":["https://openalex.org/I4210136859"]},{"raw_affiliation_string":"School of Communications and Information Engineering, Center for Image and Information Processing, Xi’an University of Posts and Telecommunications, Xi’an, China","institution_ids":["https://openalex.org/I4210136859"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060608833","display_name":"Tingshu He","orcid":"https://orcid.org/0000-0003-4648-201X"},"institutions":[{"id":"https://openalex.org/I4210136859","display_name":"Xi\u2019an University of Posts and Telecommunications","ror":"https://ror.org/04jn0td46","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210136859"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ting He","raw_affiliation_strings":["Center for Image and Information Processing, School of Communications and Information Engineering, Xi’an University of Posts and Telecommunications, Xi’an, China","School of Communications and Information Engineering, Center for Image and Information Processing, Xi’an University of Posts and Telecommunications, Xi’an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Image and Information Processing, School of Communications and Information Engineering, Xi’an University of Posts and Telecommunications, Xi’an, China","institution_ids":["https://openalex.org/I4210136859"]},{"raw_affiliation_string":"School of Communications and Information Engineering, Center for Image and Information Processing, Xi’an University of Posts and Telecommunications, Xi’an, China","institution_ids":["https://openalex.org/I4210136859"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071576848","display_name":"Hui Yuan","orcid":"https://orcid.org/0000-0001-5212-3393"},"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":"Hui Yuan","raw_affiliation_strings":["School of Control Science and Engineering, Shandong University, Jinan, China"],"raw_orcid":"https://orcid.org/0000-0001-5212-3393","affiliations":[{"raw_affiliation_string":"School of Control Science and Engineering, Shandong University, Jinan, China","institution_ids":["https://openalex.org/I154099455"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100301518","display_name":"Ying Liu","orcid":"https://orcid.org/0000-0002-2651-6721"},"institutions":[{"id":"https://openalex.org/I4210136859","display_name":"Xi\u2019an University of Posts and Telecommunications","ror":"https://ror.org/04jn0td46","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210136859"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ying Liu","raw_affiliation_strings":["Center for Image and Information Processing, School of Communications and Information Engineering, Xi’an University of Posts and Telecommunications, Xi’an, China","School of Communications and Information Engineering, Center for Image and Information Processing, Xi’an University of Posts and Telecommunications, Xi’an, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Image and Information Processing, School of Communications and Information Engineering, Xi’an University of Posts and Telecommunications, Xi’an, China","institution_ids":["https://openalex.org/I4210136859"]},{"raw_affiliation_string":"School of Communications and Information Engineering, Center for Image and Information Processing, Xi’an University of Posts and Telecommunications, Xi’an, China","institution_ids":["https://openalex.org/I4210136859"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018686979","display_name":"Nam Ling","orcid":"https://orcid.org/0000-0002-5741-7937"},"institutions":[{"id":"https://openalex.org/I16269868","display_name":"Santa Clara University","ror":"https://ror.org/03ypqe447","country_code":"US","type":"education","lineage":["https://openalex.org/I16269868"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Nam Ling","raw_affiliation_strings":["Department of Computer Science and Engineering, Santa Clara University, Santa Clara, CA, USA"],"raw_orcid":"https://orcid.org/0000-0002-5741-7937","affiliations":[{"raw_affiliation_string":"Department of Computer Science and Engineering, Santa Clara University, Santa Clara, CA, USA","institution_ids":["https://openalex.org/I16269868"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":3.6097,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.9218674,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":98},"biblio":{"volume":"35","issue":"8","first_page":"8299","last_page":"8313"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","score":0.998199999332428,"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":0.998199999332428,"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/T10901","display_name":"Advanced Data Compression Techniques","score":0.987500011920929,"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/T11105","display_name":"Advanced Image Processing Techniques","score":0.982200026512146,"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/perception","display_name":"Perception","score":0.7083361148834229},{"id":"https://openalex.org/keywords/encoding","display_name":"Encoding (memory)","score":0.6285761594772339},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6039003729820251},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.5201181173324585},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4626522958278656},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.42126908898353577},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3677615523338318},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3539830446243286},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3280947506427765},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.13680389523506165},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.08867517113685608}],"concepts":[{"id":"https://openalex.org/C26760741","wikidata":"https://www.wikidata.org/wiki/Q160402","display_name":"Perception","level":2,"score":0.7083361148834229},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.6285761594772339},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6039003729820251},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.5201181173324585},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4626522958278656},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.42126908898353577},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3677615523338318},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3539830446243286},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3280947506427765},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.13680389523506165},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.08867517113685608},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tcsvt.2025.3544542","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsvt.2025.3544542","pdf_url":null,"source":{"id":"https://openalex.org/S115173108","display_name":"IEEE Transactions on Circuits and Systems for Video Technology","issn_l":"1051-8215","issn":["1051-8215","1558-2205"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems for Video Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G3025926847","display_name":null,"funder_award_id":"62172259","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8737991249","display_name":null,"funder_award_id":"62222110","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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W1872412942","https://openalex.org/W1965301399","https://openalex.org/W1978479866","https://openalex.org/W2008399481","https://openalex.org/W2042003931","https://openalex.org/W2055966633","https://openalex.org/W2056238658","https://openalex.org/W2070645165","https://openalex.org/W2081239020","https://openalex.org/W2100470808","https://openalex.org/W2123962648","https://openalex.org/W2128272608","https://openalex.org/W2135957164","https://openalex.org/W2146103513","https://openalex.org/W2146395539","https://openalex.org/W2160881085","https://openalex.org/W2164716063","https://openalex.org/W2288514685","https://openalex.org/W2316750267","https://openalex.org/W2550617893","https://openalex.org/W2592418885","https://openalex.org/W2751105188","https://openalex.org/W2770740409","https://openalex.org/W2777885038","https://openalex.org/W2902418641","https://openalex.org/W2910957069","https://openalex.org/W2922350647","https://openalex.org/W2923266522","https://openalex.org/W2939731335","https://openalex.org/W2962965915","https://openalex.org/W2963581854","https://openalex.org/W2964114039","https://openalex.org/W2970049315","https://openalex.org/W2996611683","https://openalex.org/W2999067496","https://openalex.org/W3034199015","https://openalex.org/W3090457550","https://openalex.org/W3099561715","https://openalex.org/W3202918664","https://openalex.org/W4206481782","https://openalex.org/W4224281996","https://openalex.org/W4239147634","https://openalex.org/W4310258746","https://openalex.org/W4386076080","https://openalex.org/W6744446066"],"related_works":["https://openalex.org/W2628861693","https://openalex.org/W4235381733","https://openalex.org/W2355022049","https://openalex.org/W2060429446","https://openalex.org/W3203087560","https://openalex.org/W2741782512","https://openalex.org/W3011302839","https://openalex.org/W2392958391","https://openalex.org/W3155227409","https://openalex.org/W2898682874"],"abstract_inverted_index":{"Introducing":[0],"saliency":[1,31,38,86,95,132,158,169,207],"information":[2],"to":[3,15,108,120,156,210],"mitigate":[4],"perceptual":[5,53],"redundancy":[6],"and":[7,33,85,170,198,218,225,231,246,272],"achieve":[8],"superior":[9],"compression":[10,23,252,287],"represents":[11],"a":[12,50,77,131,140,164,282],"novel":[13],"approach":[14],"the":[16,28,42,69,109,149,157,161,179,183,215,229,237,263,269,277],"development":[17],"of":[18,30,94,160,192,203,214,256],"video":[19,286],"compression.":[20],"Existing":[21],"saliency-based":[22],"coding":[24,151,185,253,273],"methods":[25],"rely":[26],"on":[27,37,83,125,182,240],"determination":[29],"regions":[32,39,103,159,208],"focus":[34],"too":[35],"much":[36],"while":[40,97,275],"ignoring":[41],"perceptible":[43,107],"distortion":[44,80,89,127],"in":[45,66,101,206,228],"non-saliency":[46,102,171],"regions.":[47,172],"We":[48],"propose":[49,130],"spatiotemporal":[51,84],"visual":[52,71,116],"rate-distortion":[54],"optimization":[55],"(PRDO)":[56],"algorithm":[57],"for":[58,178,285],"Versatile":[59],"Video":[60],"Coding":[61],"(H.266/VVC)":[62],"that":[63,104,118,262],"is":[64,105,176,242],"more":[65,141],"line":[67],"with":[68,139,249],"human":[70,110,121],"system":[72],"(HVS).":[73],"Firstly,":[74],"we":[75,129],"establish":[76],"linear":[78],"weighted":[79],"model":[81,90],"based":[82,239],"features.":[87],"The":[88,173,212,258],"makes":[91],"effective":[92],"use":[93],"features":[96],"considering":[98],"image":[99],"content":[100],"still":[106],"eye,":[111],"thereby":[112],"achieving":[113],"an":[114,188,199,250],"overall":[115,251],"effect":[117],"conforms":[119],"subjective":[122,278],"perception.":[123],"Based":[124],"this":[126],"model,":[128],"adaptive":[133],"quantization":[134,143,153],"parameter":[135,144,154],"(SAQP)":[136],"selection":[137,145],"method":[138,175,220,265],"flexible":[142],"range,":[146],"adaptively":[147],"allocating":[148],"optimal":[150],"unit":[152],"according":[155],"image,":[162],"ensuring":[163],"balanced":[165],"bitrate":[166,190],"allocation":[167],"between":[168],"proposed":[174,216,264],"implemented":[177],"first":[180],"time":[181,254,274],"H.266/VVC":[184],"standard,":[186],"attaining":[187],"average":[189,200],"saving":[191,255],"19.9%":[193],"across":[194],"all":[195],"test":[196],"sequences":[197],"PSNR":[201],"improvement":[202],"2.65":[204],"dB":[205,224,227],"compared":[209],"VTM16.0.":[211],"BD-EWPSNR":[213],"PRDO":[217],"SAQP":[219],"improves":[221],"by":[222,244],"1.34":[223],"1.45":[226],"All-Intra":[230],"Lowdelay_P":[232],"encoding":[233],"modes,":[234],"respectively.":[235],"Additionally,":[236],"BD-Rate":[238],"EWPSNR":[241],"reduced":[243],"25.86%":[245],"33.73%,":[247],"respectively,":[248],"19.76%.":[257],"experimental":[259],"results":[260],"demonstrate":[261],"can":[266],"significantly":[267],"reduce":[268],"bit":[270],"rate":[271],"improving":[276],"perceptive":[279],"quality,":[280],"providing":[281],"competitive":[283],"solution":[284],"coding.":[288]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":2}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}