{"id":"https://openalex.org/W2294755531","doi":"https://doi.org/10.1109/tmm.2015.2496246","title":"HEMS: Hierarchical Exemplar-Based Matching-Synthesis for Object-Aware Image Reconstruction","display_name":"HEMS: Hierarchical Exemplar-Based Matching-Synthesis for Object-Aware Image Reconstruction","publication_year":2015,"publication_date":"2015-10-30","ids":{"openalex":"https://openalex.org/W2294755531","doi":"https://doi.org/10.1109/tmm.2015.2496246","mag":"2294755531"},"language":"en","primary_location":{"id":"doi:10.1109/tmm.2015.2496246","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmm.2015.2496246","pdf_url":null,"source":{"id":"https://openalex.org/S137030581","display_name":"IEEE Transactions on Multimedia","issn_l":"1520-9210","issn":["1520-9210","1941-0077"],"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 Multimedia","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/A5110375849","display_name":"Yipeng Sun","orcid":"https://orcid.org/0009-0009-8587-8894"},"institutions":[{"id":"https://openalex.org/I45928872","display_name":"Alibaba Group (China)","ror":"https://ror.org/00k642b80","country_code":"CN","type":"company","lineage":["https://openalex.org/I45928872"]},{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yipeng Sun","raw_affiliation_strings":["Alipay, P. R. China","Department of Electronic Engineering, Tsinghua University, Beijing, P. R. China"],"affiliations":[{"raw_affiliation_string":"Alipay, P. R. China","institution_ids":["https://openalex.org/I45928872"]},{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, P. R. China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101459082","display_name":"Xiaoming Tao","orcid":"https://orcid.org/0000-0002-8763-9338"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoming Tao","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, Beijing, P. R. China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, P. R. China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5115602293","display_name":"Yang Li","orcid":"https://orcid.org/0000-0003-4616-4230"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]},{"id":"https://openalex.org/I1291425158","display_name":"Google (United States)","ror":"https://ror.org/00njsd438","country_code":"US","type":"company","lineage":["https://openalex.org/I1291425158","https://openalex.org/I4210128969"]}],"countries":["CN","US"],"is_corresponding":false,"raw_author_name":"Yang Li","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, Beijing, P. R. China","Google, United States"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, P. R. China","institution_ids":["https://openalex.org/I99065089"]},{"raw_affiliation_string":"Google, United States","institution_ids":["https://openalex.org/I1291425158"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000236213","display_name":"Linhao Dong","orcid":null},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Linhao Dong","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, Beijing, P. R. China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, P. R. China","institution_ids":["https://openalex.org/I99065089"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5053012932","display_name":"Jianhua L\u00fc","orcid":"https://orcid.org/0000-0002-0314-9172"},"institutions":[{"id":"https://openalex.org/I99065089","display_name":"Tsinghua University","ror":"https://ror.org/03cve4549","country_code":"CN","type":"education","lineage":["https://openalex.org/I99065089"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianhua Lu","raw_affiliation_strings":["Department of Electronic Engineering, Tsinghua University, Beijing, P. R. China"],"affiliations":[{"raw_affiliation_string":"Department of Electronic Engineering, Tsinghua University, Beijing, P. R. China","institution_ids":["https://openalex.org/I99065089"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5110375849"],"corresponding_institution_ids":["https://openalex.org/I45928872","https://openalex.org/I99065089"],"apc_list":null,"apc_paid":null,"fwci":0.5523,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.76134803,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"18","issue":"2","first_page":"171","last_page":"181"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9998999834060669,"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9998999834060669,"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/T11605","display_name":"Visual Attention and Saliency Detection","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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.9973999857902527,"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":0.7737475633621216},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7558385729789734},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6442335844039917},{"id":"https://openalex.org/keywords/texture-synthesis","display_name":"Texture synthesis","score":0.6340234279632568},{"id":"https://openalex.org/keywords/region-of-interest","display_name":"Region of interest","score":0.5183659195899963},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5177794694900513},{"id":"https://openalex.org/keywords/salient","display_name":"Salient","score":0.5143824219703674},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.47322145104408264},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.46768003702163696},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.45429080724716187},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.3645981550216675},{"id":"https://openalex.org/keywords/image-texture","display_name":"Image texture","score":0.3334171772003174},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.2674081325531006},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1619146764278412}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7737475633621216},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7558385729789734},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6442335844039917},{"id":"https://openalex.org/C50494287","wikidata":"https://www.wikidata.org/wiki/Q658467","display_name":"Texture synthesis","level":5,"score":0.6340234279632568},{"id":"https://openalex.org/C19609008","wikidata":"https://www.wikidata.org/wiki/Q2138203","display_name":"Region of interest","level":2,"score":0.5183659195899963},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5177794694900513},{"id":"https://openalex.org/C2780719617","wikidata":"https://www.wikidata.org/wiki/Q1030752","display_name":"Salient","level":2,"score":0.5143824219703674},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.47322145104408264},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.46768003702163696},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.45429080724716187},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.3645981550216675},{"id":"https://openalex.org/C63099799","wikidata":"https://www.wikidata.org/wiki/Q17147001","display_name":"Image texture","level":4,"score":0.3334171772003174},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.2674081325531006},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1619146764278412},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.0},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"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/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tmm.2015.2496246","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tmm.2015.2496246","pdf_url":null,"source":{"id":"https://openalex.org/S137030581","display_name":"IEEE Transactions on Multimedia","issn_l":"1520-9210","issn":["1520-9210","1941-0077"],"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 Multimedia","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/14","display_name":"Life below water","score":0.5699999928474426}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":50,"referenced_works":["https://openalex.org/W1978068076","https://openalex.org/W1988281247","https://openalex.org/W1996140089","https://openalex.org/W1999360130","https://openalex.org/W2011618255","https://openalex.org/W2014644161","https://openalex.org/W2025479859","https://openalex.org/W2032686202","https://openalex.org/W2035293196","https://openalex.org/W2037954058","https://openalex.org/W2040903332","https://openalex.org/W2049869308","https://openalex.org/W2058310943","https://openalex.org/W2060658301","https://openalex.org/W2069934462","https://openalex.org/W2070604790","https://openalex.org/W2079251747","https://openalex.org/W2089597841","https://openalex.org/W2097074225","https://openalex.org/W2098403512","https://openalex.org/W2098702446","https://openalex.org/W2104037213","https://openalex.org/W2105038642","https://openalex.org/W2115441154","https://openalex.org/W2116013899","https://openalex.org/W2122076510","https://openalex.org/W2124351162","https://openalex.org/W2125873654","https://openalex.org/W2128017662","https://openalex.org/W2128272608","https://openalex.org/W2130184867","https://openalex.org/W2130660124","https://openalex.org/W2131846894","https://openalex.org/W2132573196","https://openalex.org/W2133665775","https://openalex.org/W2135957164","https://openalex.org/W2142036176","https://openalex.org/W2142276208","https://openalex.org/W2151103935","https://openalex.org/W2152132615","https://openalex.org/W2154952031","https://openalex.org/W2155821648","https://openalex.org/W2161952492","https://openalex.org/W2171181881","https://openalex.org/W2997095758","https://openalex.org/W4213009331","https://openalex.org/W4236692733","https://openalex.org/W4240726888","https://openalex.org/W6680437723","https://openalex.org/W6682717316"],"related_works":["https://openalex.org/W3124942695","https://openalex.org/W2061955552","https://openalex.org/W2118825465","https://openalex.org/W2183887509","https://openalex.org/W4248541929","https://openalex.org/W2972612618","https://openalex.org/W2743128629","https://openalex.org/W1983661653","https://openalex.org/W2147616632","https://openalex.org/W2355987747"],"abstract_inverted_index":{"Motivated":[0],"by":[1,36,59,174],"the":[2,27,38,53,70,84,89,93,100,108,125,146,160,179,183,195,203,207,213],"attention":[3],"on":[4,52,221],"salient":[5,31,61,94],"objects,":[6],"conventional":[7,208],"region-of-interest":[8],"(ROI)-based":[9],"image":[10,85,135,143,150,186,210],"coding":[11,211],"approaches":[12],"attempt":[13],"to":[14,18,23,82,121,163,177,192,206],"assign":[15],"more":[16],"bits":[17,22],"ROIs":[19],"and":[20,63,72,104,119,140,200,224],"fewer":[21],"other":[24],"regions.":[25,226],"Thus,":[26],"perceptual":[28],"quality":[29,39,220],"of":[30,40,56,107,167],"object":[32,71,95],"regions":[33,42,96],"is":[34,128],"improved":[35],"sacrificing":[37],"non-ROI":[41],"with":[43],"unpleasant":[44],"artifacts.":[45],"To":[46,67,115],"address":[47],"this":[48],"issue,":[49],"we":[50,74],"concentrate":[51],"efficient":[54],"compression":[55],"object-centered":[57],"images":[58],"encoding":[60],"objects":[62],"background":[64,109,123,225],"features":[65,103,176],"separately.":[66],"fully":[68],"recover":[69],"background,":[73],"propose":[75],"a":[76,164],"hierarchical":[77,126,147],"exemplar-based":[78],"matching-synthesis":[79],"(HEMS)":[80],"approach":[81,215],"reconstruct":[83,122,202],"from":[86,152],"exemplars.":[87],"In":[88,145],"proposed":[90,214],"framework,":[91,148],"once":[92],"are":[97,110,172],"encoded,":[98],"only":[99],"quantized":[101],"color":[102,175],"local":[105],"descriptors":[106],"kept,":[111],"achieving":[112],"bit-rate":[113],"reduction.":[114],"make":[116],"it":[117,190],"possible":[118,191],"practical":[120],"regions,":[124],"framework":[127],"designed":[129],"in":[130],"three":[131],"layers,":[132],"including":[133],"relevant":[134,157],"search,":[136],"patch":[137,168],"candidates":[138],"matching,":[139],"distortion":[141,184],"optimized":[142,185],"synthesis.":[144],"firstly,":[149],"search":[151,161],"an":[153],"external":[154],"database":[155],"returns":[156],"images,":[158],"limiting":[159],"space":[162],"feasible":[165],"number":[166],"candidates.":[169,181],"Secondly,":[170],"patches":[171],"matched":[173],"select":[178],"appropriate":[180],"Finally,":[182],"synthesis":[187],"further":[188],"makes":[189],"automatically":[193],"choose":[194],"most":[196],"suitable":[197],"texture":[198],"sample,":[199],"seamlessly":[201],"image.":[204],"Compared":[205],"ROI-based":[209],"schemes,":[212],"can":[216],"achieve":[217],"better":[218],"visual":[219],"both":[222],"ROI":[223]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
