{"id":"https://openalex.org/W2155674763","doi":"https://doi.org/10.1109/icassp.2011.5946570","title":"On the improvement of image registration for high accuracy super-resolution","display_name":"On the improvement of image registration for high accuracy super-resolution","publication_year":2011,"publication_date":"2011-05-01","ids":{"openalex":"https://openalex.org/W2155674763","doi":"https://doi.org/10.1109/icassp.2011.5946570","mag":"2155674763"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2011.5946570","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2011.5946570","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5075981743","display_name":"Michalis Vrigkas","orcid":"https://orcid.org/0000-0001-5888-6949"},"institutions":[{"id":"https://openalex.org/I194019607","display_name":"University of Ioannina","ror":"https://ror.org/01qg3j183","country_code":"GR","type":"education","lineage":["https://openalex.org/I194019607"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Michalis Vrigkas","raw_affiliation_strings":["Department of Computer Science, University of Ioannina (UoI), Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Ioannina (UoI), Greece","institution_ids":["https://openalex.org/I194019607"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058318737","display_name":"Christophoros Nikou","orcid":"https://orcid.org/0000-0003-1388-6915"},"institutions":[{"id":"https://openalex.org/I194019607","display_name":"University of Ioannina","ror":"https://ror.org/01qg3j183","country_code":"GR","type":"education","lineage":["https://openalex.org/I194019607"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Christophoros Nikou","raw_affiliation_strings":["Department of Computer Science, University of Ioannina (UoI), Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Ioannina (UoI), Greece","institution_ids":["https://openalex.org/I194019607"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5039261315","display_name":"Lisimachos P. Kondi","orcid":"https://orcid.org/0000-0002-0678-4526"},"institutions":[{"id":"https://openalex.org/I194019607","display_name":"University of Ioannina","ror":"https://ror.org/01qg3j183","country_code":"GR","type":"education","lineage":["https://openalex.org/I194019607"]}],"countries":["GR"],"is_corresponding":false,"raw_author_name":"Lisimachos P. Kondi","raw_affiliation_strings":["Department of Computer Science, University of Ioannina (UoI), Greece"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Ioannina (UoI), Greece","institution_ids":["https://openalex.org/I194019607"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I194019607"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"981","last_page":"984"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11105","display_name":"Advanced Image Processing Techniques","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"}},"topics":[{"id":"https://openalex.org/T11105","display_name":"Advanced Image Processing Techniques","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/T10531","display_name":"Advanced Vision and Imaging","score":0.9976999759674072,"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/T13114","display_name":"Image Processing Techniques and Applications","score":0.9966999888420105,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/image-registration","display_name":"Image registration","score":0.7963098287582397},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.7267720699310303},{"id":"https://openalex.org/keywords/landmark","display_name":"Landmark","score":0.682522714138031},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.673648476600647},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.6646508574485779},{"id":"https://openalex.org/keywords/scale-invariant-feature-transform","display_name":"Scale-invariant feature transform","score":0.6395742893218994},{"id":"https://openalex.org/keywords/maximum-a-posteriori-estimation","display_name":"Maximum a posteriori estimation","score":0.5448498725891113},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.5156446695327759},{"id":"https://openalex.org/keywords/maximization","display_name":"Maximization","score":0.47271057963371277},{"id":"https://openalex.org/keywords/superresolution","display_name":"Superresolution","score":0.4601901173591614},{"id":"https://openalex.org/keywords/a-priori-and-a-posteriori","display_name":"A priori and a posteriori","score":0.4350600838661194},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.43341630697250366},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.38283905386924744},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2560640573501587},{"id":"https://openalex.org/keywords/maximum-likelihood","display_name":"Maximum likelihood","score":0.22474294900894165},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.12048053741455078},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.10643526911735535}],"concepts":[{"id":"https://openalex.org/C166704113","wikidata":"https://www.wikidata.org/wiki/Q861092","display_name":"Image registration","level":3,"score":0.7963098287582397},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.7267720699310303},{"id":"https://openalex.org/C2780297707","wikidata":"https://www.wikidata.org/wiki/Q4895393","display_name":"Landmark","level":2,"score":0.682522714138031},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.673648476600647},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.6646508574485779},{"id":"https://openalex.org/C61265191","wikidata":"https://www.wikidata.org/wiki/Q767770","display_name":"Scale-invariant feature transform","level":3,"score":0.6395742893218994},{"id":"https://openalex.org/C9810830","wikidata":"https://www.wikidata.org/wiki/Q635384","display_name":"Maximum a posteriori estimation","level":3,"score":0.5448498725891113},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.5156446695327759},{"id":"https://openalex.org/C2776330181","wikidata":"https://www.wikidata.org/wiki/Q18358244","display_name":"Maximization","level":2,"score":0.47271057963371277},{"id":"https://openalex.org/C141239990","wikidata":"https://www.wikidata.org/wiki/Q957423","display_name":"Superresolution","level":3,"score":0.4601901173591614},{"id":"https://openalex.org/C75553542","wikidata":"https://www.wikidata.org/wiki/Q178161","display_name":"A priori and a posteriori","level":2,"score":0.4350600838661194},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.43341630697250366},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.38283905386924744},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2560640573501587},{"id":"https://openalex.org/C49781872","wikidata":"https://www.wikidata.org/wiki/Q1045555","display_name":"Maximum likelihood","level":2,"score":0.22474294900894165},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.12048053741455078},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.10643526911735535},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/icassp.2011.5946570","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2011.5946570","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.701.7790","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.701.7790","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.uoi.gr/%7Ecnikou/Publications/C35_IEEE_ICASSP-Prague-2011.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.727.6217","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.727.6217","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.uoi.gr/%7Emvrigkas/publications/Conferences/C1_IEEE_ICASSP-Prague-2011.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","display_name":"Peace, Justice and strong institutions","score":0.4699999988079071}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1569457325","https://openalex.org/W1874027545","https://openalex.org/W2006462689","https://openalex.org/W2010345585","https://openalex.org/W2039868331","https://openalex.org/W2044321097","https://openalex.org/W2060051465","https://openalex.org/W2066678776","https://openalex.org/W2105456967","https://openalex.org/W2107384509","https://openalex.org/W2110548691","https://openalex.org/W2116474452","https://openalex.org/W2119302101","https://openalex.org/W2126739786","https://openalex.org/W2128019145","https://openalex.org/W2130759856","https://openalex.org/W2140611763","https://openalex.org/W2151103935","https://openalex.org/W2990138404","https://openalex.org/W6634184894","https://openalex.org/W6680804813"],"related_works":["https://openalex.org/W2056853153","https://openalex.org/W2057559274","https://openalex.org/W2005087563","https://openalex.org/W2378111931","https://openalex.org/W4243161226","https://openalex.org/W2950647290","https://openalex.org/W2620829895","https://openalex.org/W2160332298","https://openalex.org/W2130481817","https://openalex.org/W2060051465"],"abstract_inverted_index":{"Accurate":[0],"image":[1,8,55,62,124],"registration":[2,18,41,63,93],"plays":[3],"a":[4,49,51],"preponderant":[5],"role":[6],"in":[7,12,24,67,106,131],"super-resolution":[9],"methods":[10,19,134],"and":[11,34],"the":[13,40,61,72,86,89,92,99,102,111,114,122],"related":[14],"literature":[15],"landmark":[16],"based":[17],"have":[20],"gained":[21],"increasing":[22],"acceptance":[23],"this":[25,47],"framework.":[26],"However,":[27],"their":[28],"solution":[29,57],"relies":[30],"on":[31,35],"point":[32],"correspondences":[33,80],"least":[36],"squares":[37],"estimation":[38,90,100],"of":[39,91,101,113,127],"parameters":[42,94],"necessitating":[43],"further":[44],"improvement.":[45],"In":[46,85],"work,":[48],"maximum":[50],"posteriori":[52],"scheme":[53],"for":[54],"super-re":[56],"is":[58,65,95,125],"presented":[59],"where":[60],"part":[64],"accomplished":[66],"two":[68],"steps.":[69],"At":[70],"first,":[71],"low":[73],"resolution":[74,104],"images":[75],"are":[76],"registered":[77],"by":[78],"establishing":[79],"between":[81],"robust":[82],"SIFT":[83],"features.":[84],"second":[87],"step,":[88],"fine-tuned":[96],"along":[97],"with":[98],"high":[103],"image,":[105],"an":[107],"iterative":[108],"procedure,":[109],"using":[110],"maximization":[112],"mutual":[115],"information":[116],"criterion.":[117],"Numerical":[118],"results":[119],"showed":[120],"that":[121],"reconstructed":[123],"consistently":[126],"higher":[128],"quality":[129],"than":[130],"standard":[132],"MAP-based":[133],"employing":[135],"only":[136],"landmarks.":[137]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
