{"id":"https://openalex.org/W2079896616","doi":"https://doi.org/10.1109/icip.2012.6467169","title":"Quadtree-based temporal trajectory filtering","display_name":"Quadtree-based temporal trajectory filtering","publication_year":2012,"publication_date":"2012-09-01","ids":{"openalex":"https://openalex.org/W2079896616","doi":"https://doi.org/10.1109/icip.2012.6467169","mag":"2079896616"},"language":"en","primary_location":{"id":"doi:10.1109/icip.2012.6467169","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.2012.6467169","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 19th IEEE International Conference on Image Processing","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/A5030905363","display_name":"Marko Esche","orcid":"https://orcid.org/0009-0001-7110-5665"},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Marko Esche","raw_affiliation_strings":["Communication Systems Group, Technische Universit\u00e4t Berlin, Berlin, Germany","Commun. Syst. Group, Tech. Univ. Berlin, Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Communication Systems Group, Technische Universit\u00e4t Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]},{"raw_affiliation_string":"Commun. Syst. Group, Tech. Univ. Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076388170","display_name":"Alexander Glantz","orcid":null},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Alexander Glantz","raw_affiliation_strings":["Communication Systems Group, Technische Universit\u00e4t Berlin, Berlin, Germany","Commun. Syst. Group, Tech. Univ. Berlin, Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Communication Systems Group, Technische Universit\u00e4t Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]},{"raw_affiliation_string":"Commun. Syst. Group, Tech. Univ. Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088570822","display_name":"Andreas Krutz","orcid":null},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Andreas Krutz","raw_affiliation_strings":["Communication Systems Group, Technische Universit\u00e4t Berlin, Berlin, Germany","Commun. Syst. Group, Tech. Univ. Berlin, Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Communication Systems Group, Technische Universit\u00e4t Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]},{"raw_affiliation_string":"Commun. Syst. Group, Tech. Univ. Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071427795","display_name":"Michael Tok","orcid":null},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Michael Tok","raw_affiliation_strings":["Communication Systems Group, Technische Universit\u00e4t Berlin, Berlin, Germany","Commun. Syst. Group, Tech. Univ. Berlin, Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Communication Systems Group, Technische Universit\u00e4t Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]},{"raw_affiliation_string":"Commun. Syst. Group, Tech. Univ. Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5004948889","display_name":"Thomas Sikora","orcid":"https://orcid.org/0000-0001-5695-9614"},"institutions":[{"id":"https://openalex.org/I4577782","display_name":"Technische Universit\u00e4t Berlin","ror":"https://ror.org/03v4gjf40","country_code":"DE","type":"education","lineage":["https://openalex.org/I4577782"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Thomas Sikora","raw_affiliation_strings":["Communication Systems Group, Technische Universit\u00e4t Berlin, Berlin, Germany","Commun. Syst. Group, Tech. Univ. Berlin, Berlin, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Communication Systems Group, Technische Universit\u00e4t Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]},{"raw_affiliation_string":"Commun. Syst. Group, Tech. Univ. Berlin, Berlin, Germany","institution_ids":["https://openalex.org/I4577782"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2477,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.56624296,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"1553","last_page":"1556"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","score":1.0,"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":1.0,"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":0.9976000189781189,"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":0.9940000176429749,"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/quadtree","display_name":"Quadtree","score":0.9493321776390076},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7951521873474121},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.5986907482147217},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5617062449455261},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5191751718521118},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.4564935266971588},{"id":"https://openalex.org/keywords/bit-rate","display_name":"Bit rate","score":0.4544749855995178},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4235166907310486},{"id":"https://openalex.org/keywords/frame-rate","display_name":"Frame rate","score":0.4173707365989685},{"id":"https://openalex.org/keywords/real-time-computing","display_name":"Real-time computing","score":0.3285084068775177}],"concepts":[{"id":"https://openalex.org/C151416825","wikidata":"https://www.wikidata.org/wiki/Q934791","display_name":"Quadtree","level":2,"score":0.9493321776390076},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7951521873474121},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.5986907482147217},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5617062449455261},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5191751718521118},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.4564935266971588},{"id":"https://openalex.org/C2987812609","wikidata":"https://www.wikidata.org/wiki/Q194158","display_name":"Bit rate","level":2,"score":0.4544749855995178},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4235166907310486},{"id":"https://openalex.org/C3261483","wikidata":"https://www.wikidata.org/wiki/Q119565","display_name":"Frame rate","level":2,"score":0.4173707365989685},{"id":"https://openalex.org/C79403827","wikidata":"https://www.wikidata.org/wiki/Q3988","display_name":"Real-time computing","level":1,"score":0.3285084068775177},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icip.2012.6467169","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.2012.6467169","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 19th IEEE International Conference on Image Processing","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1983191846","https://openalex.org/W2014671015","https://openalex.org/W2027413591","https://openalex.org/W2101700394","https://openalex.org/W2101856228","https://openalex.org/W2122086266","https://openalex.org/W2137029939","https://openalex.org/W2160256614","https://openalex.org/W2276329208","https://openalex.org/W6680412904"],"related_works":["https://openalex.org/W4253586140","https://openalex.org/W2042588826","https://openalex.org/W2372141727","https://openalex.org/W2388177796","https://openalex.org/W2286458017","https://openalex.org/W2368170224","https://openalex.org/W2078645328","https://openalex.org/W1973301025","https://openalex.org/W2207790469","https://openalex.org/W2165509818"],"abstract_inverted_index":{"In":[0,50],"both":[1],"the":[2,14,17,46,56,80,83,97],"HEVC":[3,84,104],"draft":[4],"and":[5,16,74],"in":[6,45,79],"H.264/AVC,":[7],"in-loop":[8],"filters":[9,25],"are":[10,105],"employed":[11],"to":[12,68,94],"improve":[13],"subjective":[15],"objective":[18],"quality":[19],"of":[20,55,82,92,103],"compressed":[21],"video":[22],"sequences.":[23],"These":[24],"use":[26],"spatial":[27],"information":[28],"from":[29],"a":[30,53,59],"single":[31],"frame":[32],"only.":[33],"Temporal":[34],"Trajectory":[35],"Filtering":[36],"(TTF)":[37],"constitutes":[38],"an":[39],"alternative":[40],"approach":[41],"which":[42],"performs":[43],"filtering":[44],"temporal":[47],"domain":[48],"instead.":[49],"this":[51],"work,":[52],"combination":[54],"TTF":[57],"with":[58],"quadtree":[60],"partitioning":[61],"algorithm":[62],"for":[63,96],"applying":[64],"different":[65,69],"filter":[66],"parameters":[67],"image":[70],"regions":[71],"is":[72],"proposed":[73],"investigated.":[75],"Experiments":[76],"were":[77],"conducted":[78],"environment":[81],"test":[85],"model":[86],"HM":[87],"3.0.":[88],"Bit":[89],"rate":[90],"reductions":[91],"up":[93],"9%":[95],"low":[98],"delay":[99],"high":[100],"efficiency":[101],"setting":[102],"reported.":[106]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
