{"id":"https://openalex.org/W2108076785","doi":"https://doi.org/10.1155/s1110865704402248","title":"Quality Evaluation and Nonuniform Compression of Geometrically Distorted Images Using the Quadtree Distortion Map","display_name":"Quality Evaluation and Nonuniform Compression of Geometrically Distorted Images Using the Quadtree Distortion Map","publication_year":2004,"publication_date":"2004-09-29","ids":{"openalex":"https://openalex.org/W2108076785","doi":"https://doi.org/10.1155/s1110865704402248","mag":"2108076785"},"language":"en","primary_location":{"id":"doi:10.1155/s1110865704402248","is_oa":true,"landing_page_url":"https://doi.org/10.1155/s1110865704402248","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/S1110865704402248","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/S1110865704402248","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5046332000","display_name":"Cristina Costa","orcid":"https://orcid.org/0000-0002-2198-2571"},"institutions":[{"id":"https://openalex.org/I193223587","display_name":"University of Trento","ror":"https://ror.org/05trd4x28","country_code":"IT","type":"education","lineage":["https://openalex.org/I193223587"]}],"countries":["IT"],"is_corresponding":true,"raw_author_name":"Cristina Costa","raw_affiliation_strings":["Department of Information and Communication Technology (DIT), University of Trento, Via Sommarive 14, Trento, 38050, Italy","Department of Information and Communication Technology (DIT), University of Trento, Trento, Italy#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Information and Communication Technology (DIT), University of Trento, Via Sommarive 14, Trento, 38050, Italy","institution_ids":["https://openalex.org/I193223587"]},{"raw_affiliation_string":"Department of Information and Communication Technology (DIT), University of Trento, Trento, Italy#TAB#","institution_ids":["https://openalex.org/I193223587"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068660181","display_name":"Francesco G. B. De Natale","orcid":"https://orcid.org/0000-0003-2566-6995"},"institutions":[{"id":"https://openalex.org/I193223587","display_name":"University of Trento","ror":"https://ror.org/05trd4x28","country_code":"IT","type":"education","lineage":["https://openalex.org/I193223587"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Francesco G.B. De Natale","raw_affiliation_strings":["Department of Information and Communication Technology (DIT), University of Trento, Via Sommarive 14, Trento, 38050, Italy","Department of Information and Communication Technology (DIT), University of Trento, Trento, Italy#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Information and Communication Technology (DIT), University of Trento, Via Sommarive 14, Trento, 38050, Italy","institution_ids":["https://openalex.org/I193223587"]},{"raw_affiliation_string":"Department of Information and Communication Technology (DIT), University of Trento, Trento, Italy#TAB#","institution_ids":["https://openalex.org/I193223587"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5076657886","display_name":"Fabrizio Granelli","orcid":"https://orcid.org/0000-0002-2439-277X"},"institutions":[{"id":"https://openalex.org/I193223587","display_name":"University of Trento","ror":"https://ror.org/05trd4x28","country_code":"IT","type":"education","lineage":["https://openalex.org/I193223587"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Fabrizio Granelli","raw_affiliation_strings":["Department of Information and Communication Technology (DIT), University of Trento, Via Sommarive 14, Trento, 38050, Italy","Department of Information and Communication Technology (DIT), University of Trento, Trento, Italy#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Information and Communication Technology (DIT), University of Trento, Via Sommarive 14, Trento, 38050, Italy","institution_ids":["https://openalex.org/I193223587"]},{"raw_affiliation_string":"Department of Information and Communication Technology (DIT), University of Trento, Trento, Italy#TAB#","institution_ids":["https://openalex.org/I193223587"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5046332000"],"corresponding_institution_ids":["https://openalex.org/I193223587"],"apc_list":{"value":1140,"currency":"GBP","value_usd":1398},"apc_paid":{"value":1140,"currency":"GBP","value_usd":1398},"fwci":0.5552,"has_fulltext":true,"cited_by_count":6,"citation_normalized_percentile":{"value":0.70264883,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"2004","issue":"12","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":1.0,"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/T10901","display_name":"Advanced Data Compression Techniques","score":1.0,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9998000264167786,"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":0.9983999729156494,"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":0.8930001258850098},{"id":"https://openalex.org/keywords/lossy-compression","display_name":"Lossy compression","score":0.7743016481399536},{"id":"https://openalex.org/keywords/jpeg","display_name":"JPEG","score":0.7298087477684021},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.6959683895111084},{"id":"https://openalex.org/keywords/image-compression","display_name":"Image compression","score":0.6409960389137268},{"id":"https://openalex.org/keywords/jpeg-2000","display_name":"JPEG 2000","score":0.6246817708015442},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5501327514648438},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.546226441860199},{"id":"https://openalex.org/keywords/data-compression","display_name":"Data compression","score":0.5215273499488831},{"id":"https://openalex.org/keywords/decoding-methods","display_name":"Decoding methods","score":0.5000338554382324},{"id":"https://openalex.org/keywords/image-quality","display_name":"Image quality","score":0.4860711395740509},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4828651249408722},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.4626845121383667},{"id":"https://openalex.org/keywords/coding","display_name":"Coding (social sciences)","score":0.42807674407958984},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3709290027618408},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.3329658508300781},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.33087581396102905},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.30283990502357483},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.07380881905555725},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.07344204187393188}],"concepts":[{"id":"https://openalex.org/C151416825","wikidata":"https://www.wikidata.org/wiki/Q934791","display_name":"Quadtree","level":2,"score":0.8930001258850098},{"id":"https://openalex.org/C165021410","wikidata":"https://www.wikidata.org/wiki/Q55564","display_name":"Lossy compression","level":2,"score":0.7743016481399536},{"id":"https://openalex.org/C198751489","wikidata":"https://www.wikidata.org/wiki/Q2195","display_name":"JPEG","level":3,"score":0.7298087477684021},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.6959683895111084},{"id":"https://openalex.org/C13481523","wikidata":"https://www.wikidata.org/wiki/Q412438","display_name":"Image compression","level":4,"score":0.6409960389137268},{"id":"https://openalex.org/C69216139","wikidata":"https://www.wikidata.org/wiki/Q931783","display_name":"JPEG 2000","level":5,"score":0.6246817708015442},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5501327514648438},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.546226441860199},{"id":"https://openalex.org/C78548338","wikidata":"https://www.wikidata.org/wiki/Q2493","display_name":"Data compression","level":2,"score":0.5215273499488831},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.5000338554382324},{"id":"https://openalex.org/C55020928","wikidata":"https://www.wikidata.org/wiki/Q3813865","display_name":"Image quality","level":3,"score":0.4860711395740509},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4828651249408722},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.4626845121383667},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.42807674407958984},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3709290027618408},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.3329658508300781},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.33087581396102905},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.30283990502357483},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.07380881905555725},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.07344204187393188},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","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":2,"locations":[{"id":"doi:10.1155/s1110865704402248","is_oa":true,"landing_page_url":"https://doi.org/10.1155/s1110865704402248","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/S1110865704402248","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},{"id":"pmh:oai:zenodo.org:28039","is_oa":true,"landing_page_url":"https://www.openaccessrepository.it/record/28039","pdf_url":null,"source":{"id":"https://openalex.org/S4306402478","display_name":"INFM-OAR (INFN Catania)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210116497","host_organization_name":"Istituto Nazionale di Fisica Nucleare, Sezione di Catania","host_organization_lineage":["https://openalex.org/I4210116497"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1155/s1110865704402248","is_oa":true,"landing_page_url":"https://doi.org/10.1155/s1110865704402248","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/S1110865704402248","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320300","display_name":"European Commission","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2108076785.pdf","grobid_xml":"https://content.openalex.org/works/W2108076785.grobid-xml"},"referenced_works_count":21,"referenced_works":["https://openalex.org/W1557586884","https://openalex.org/W1877029259","https://openalex.org/W1973878545","https://openalex.org/W2002432356","https://openalex.org/W2039114738","https://openalex.org/W2040903332","https://openalex.org/W2086058981","https://openalex.org/W2110928244","https://openalex.org/W2118217749","https://openalex.org/W2140196014","https://openalex.org/W2152486668","https://openalex.org/W2159105038","https://openalex.org/W2170023599","https://openalex.org/W2171837048","https://openalex.org/W4242581245","https://openalex.org/W6633470343","https://openalex.org/W6639447732","https://openalex.org/W6660586467","https://openalex.org/W6676832430","https://openalex.org/W6684696676","https://openalex.org/W6821285557"],"related_works":["https://openalex.org/W1999625740","https://openalex.org/W2023810505","https://openalex.org/W2032656843","https://openalex.org/W2560501099","https://openalex.org/W2013943429","https://openalex.org/W4385625475","https://openalex.org/W3162084246","https://openalex.org/W1518602690","https://openalex.org/W2021203468","https://openalex.org/W2096442341"],"abstract_inverted_index":{"The":[0],"paper":[1],"presents":[2],"an":[3],"analysis":[4],"of":[5,8,43,72,105],"the":[6,24,34,40,84,103,106],"effects":[7],"lossy":[9],"compression":[10,71],"algorithms":[11],"applied":[12],"to":[13,39,46,58,68,78,98],"images":[14],"affected":[15],"by":[16],"geometrical":[17],"distortion.":[18],"It":[19],"will":[20],"be":[21],"shown":[22],"that":[23],"encoding-decoding":[25],"process":[26],"results":[27],"in":[28,33,76,96],"a":[29,80],"nonhomogeneous":[30],"image":[31],"degradation":[32],"geometrically":[35,73],"corrected":[36],"image,":[37],"due":[38],"different":[41],"amount":[42],"information":[44],"associated":[45],"each":[47],"pixel.":[48],"A":[49],"distortion":[50,54],"measure":[51],"named":[52],"quadtree":[53],"map":[55],"(QDM)":[56],"able":[57],"quantify":[59],"this":[60],"aspect":[61],"is":[62,66],"proposed.":[63],"Furthermore,":[64],"QDM":[65],"exploited":[67],"achieve":[69],"adaptive":[70],"distorted":[74],"pictures,":[75],"order":[77,97],"ensure":[79],"uniform":[81],"quality":[82],"on":[83],"final":[85],"image.":[86],"Tests":[87],"are":[88],"performed":[89],"using":[90],"JPEG":[91],"and":[92,100],"JPEG2000":[93],"coding":[94],"standards":[95],"quantitatively":[99],"qualitatively":[101],"assess":[102],"performance":[104],"proposed":[107],"method.":[108]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-03-20T23:20:44.827607","created_date":"2025-10-10T00:00:00"}