{"id":"https://openalex.org/W1541121298","doi":"https://doi.org/10.1007/11553595_50","title":"A New Efficient Method for Producing Global Affine Invariants","display_name":"A New Efficient Method for Producing Global Affine Invariants","publication_year":2005,"publication_date":"2005-01-01","ids":{"openalex":"https://openalex.org/W1541121298","doi":"https://doi.org/10.1007/11553595_50","mag":"1541121298"},"language":"en","primary_location":{"id":"doi:10.1007/11553595_50","is_oa":false,"landing_page_url":"https://doi.org/10.1007/11553595_50","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"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/A5088180438","display_name":"Esa Rahtu","orcid":"https://orcid.org/0000-0001-8767-0864"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Esa Rahtu","raw_affiliation_strings":["Machine Vision Group, Department of Electrical and Information Engineering, University of Oulu, P.O. Box 4500, 90014, Finland","Machine Vision Group, dept. of Electrical and Information Engineering, University of Oulu, Finland#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Machine Vision Group, Department of Electrical and Information Engineering, University of Oulu, P.O. Box 4500, 90014, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"Machine Vision Group, dept. of Electrical and Information Engineering, University of Oulu, Finland#TAB#","institution_ids":["https://openalex.org/I98381234"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078087086","display_name":"Mikko Salo","orcid":"https://orcid.org/0000-0002-3681-6779"},"institutions":[{"id":"https://openalex.org/I133731052","display_name":"University of Helsinki","ror":"https://ror.org/040af2s02","country_code":"FI","type":"education","lineage":["https://openalex.org/I133731052"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Mikko Salo","raw_affiliation_strings":["Rolf Nevanlinna Institute, Department of Mathematics and Statistics, University of Helsinki, P.O. Box 68, 00014, Finland","Rolf Nevanlinna Institute, Department of Mathematics and Statistics, University of Helsinki, Finland#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Rolf Nevanlinna Institute, Department of Mathematics and Statistics, University of Helsinki, P.O. Box 68, 00014, Finland","institution_ids":["https://openalex.org/I133731052"]},{"raw_affiliation_string":"Rolf Nevanlinna Institute, Department of Mathematics and Statistics, University of Helsinki, Finland#TAB#","institution_ids":["https://openalex.org/I133731052"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072890921","display_name":"Janne Heikkil\u00e4","orcid":"https://orcid.org/0000-0003-0073-0866"},"institutions":[{"id":"https://openalex.org/I98381234","display_name":"University of Oulu","ror":"https://ror.org/03yj89h83","country_code":"FI","type":"education","lineage":["https://openalex.org/I98381234"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Janne Heikkil\u00e4","raw_affiliation_strings":["Machine Vision Group, Department of Electrical and Information Engineering, University of Oulu, P.O. Box 4500, 90014, Finland","Machine Vision Group, dept. of Electrical and Information Engineering, University of Oulu, Finland#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Machine Vision Group, Department of Electrical and Information Engineering, University of Oulu, P.O. Box 4500, 90014, Finland","institution_ids":["https://openalex.org/I98381234"]},{"raw_affiliation_string":"Machine Vision Group, dept. of Electrical and Information Engineering, University of Oulu, Finland#TAB#","institution_ids":["https://openalex.org/I98381234"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":1.2824,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.79382729,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"407","last_page":"414"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10824","display_name":"Image Retrieval and Classification Techniques","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"}},"topics":[{"id":"https://openalex.org/T10824","display_name":"Image Retrieval and Classification Techniques","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/T10052","display_name":"Medical Image Segmentation 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"}},{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.9966999888420105,"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/affine-transformation","display_name":"Affine transformation","score":0.8591537475585938},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6966835260391235},{"id":"https://openalex.org/keywords/affine-shape-adaptation","display_name":"Affine shape adaptation","score":0.6841679811477661},{"id":"https://openalex.org/keywords/invariant","display_name":"Invariant (physics)","score":0.6586467623710632},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.5961392521858215},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5016279220581055},{"id":"https://openalex.org/keywords/scale-invariance","display_name":"Scale invariance","score":0.4627625346183777},{"id":"https://openalex.org/keywords/affine-combination","display_name":"Affine combination","score":0.45511773228645325},{"id":"https://openalex.org/keywords/segmentation","display_name":"Segmentation","score":0.45227745175361633},{"id":"https://openalex.org/keywords/robustness","display_name":"Robustness (evolution)","score":0.44143927097320557},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.42681941390037537},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.42191559076309204},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.40111884474754333},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.34619346261024475},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2685012221336365},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.1145285964012146}],"concepts":[{"id":"https://openalex.org/C92757383","wikidata":"https://www.wikidata.org/wiki/Q382497","display_name":"Affine transformation","level":2,"score":0.8591537475585938},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6966835260391235},{"id":"https://openalex.org/C18516315","wikidata":"https://www.wikidata.org/wiki/Q4688950","display_name":"Affine shape adaptation","level":4,"score":0.6841679811477661},{"id":"https://openalex.org/C190470478","wikidata":"https://www.wikidata.org/wiki/Q2370229","display_name":"Invariant (physics)","level":2,"score":0.6586467623710632},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.5961392521858215},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5016279220581055},{"id":"https://openalex.org/C135593079","wikidata":"https://www.wikidata.org/wiki/Q1750766","display_name":"Scale invariance","level":2,"score":0.4627625346183777},{"id":"https://openalex.org/C207221997","wikidata":"https://www.wikidata.org/wiki/Q938614","display_name":"Affine combination","level":3,"score":0.45511773228645325},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.45227745175361633},{"id":"https://openalex.org/C63479239","wikidata":"https://www.wikidata.org/wiki/Q7353546","display_name":"Robustness (evolution)","level":3,"score":0.44143927097320557},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.42681941390037537},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.42191559076309204},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.40111884474754333},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.34619346261024475},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2685012221336365},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.1145285964012146},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.0},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/11553595_50","is_oa":false,"landing_page_url":"https://doi.org/10.1007/11553595_50","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.103.9352","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.103.9352","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.rni.helsinki.fi/~msa/pub/ICIAP_SMA.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1979089327","https://openalex.org/W2055755574","https://openalex.org/W2110249246","https://openalex.org/W2113092041","https://openalex.org/W2121014056","https://openalex.org/W2154359228","https://openalex.org/W2160383268","https://openalex.org/W4237818884","https://openalex.org/W4239113639"],"related_works":["https://openalex.org/W2038416447","https://openalex.org/W2077614002","https://openalex.org/W2100544925","https://openalex.org/W2773810497","https://openalex.org/W2165644674","https://openalex.org/W2016861691","https://openalex.org/W2394217041","https://openalex.org/W2162196222","https://openalex.org/W1969252010","https://openalex.org/W2100415142"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}