{"id":"https://openalex.org/W2168497096","doi":"https://doi.org/10.1109/icassp.2006.1660448","title":"An Analysis of Curvature Based Ridge and Valley Detection","display_name":"An Analysis of Curvature Based Ridge and Valley Detection","publication_year":2006,"publication_date":"2006-08-02","ids":{"openalex":"https://openalex.org/W2168497096","doi":"https://doi.org/10.1109/icassp.2006.1660448","mag":"2168497096"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2006.1660448","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2006.1660448","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 IEEE International Conference on Acoustics Speed and Signal Processing Proceedings","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/A5037365722","display_name":"S. Chandra","orcid":null},"institutions":[{"id":"https://openalex.org/I64189192","display_name":"International Institute of Information Technology, Hyderabad","ror":"https://ror.org/05f11g639","country_code":"IN","type":"education","lineage":["https://openalex.org/I64189192"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"S. Chandra","raw_affiliation_strings":["International Institute of Information Technology, Hyderabad, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"International Institute of Information Technology, Hyderabad, India","institution_ids":["https://openalex.org/I64189192"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5026537714","display_name":"Jayanthi Sivaswamy","orcid":"https://orcid.org/0000-0002-2474-9898"},"institutions":[{"id":"https://openalex.org/I64189192","display_name":"International Institute of Information Technology, Hyderabad","ror":"https://ror.org/05f11g639","country_code":"IN","type":"education","lineage":["https://openalex.org/I64189192"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"J. Sivaswamy","raw_affiliation_strings":["International Institute of Information Technology, Hyderabad, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"International Institute of Information Technology, Hyderabad, India","institution_ids":["https://openalex.org/I64189192"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.2622,"has_fulltext":false,"cited_by_count":11,"citation_normalized_percentile":{"value":0.82168496,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"2","issue":null,"first_page":"II","last_page":"737"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12923","display_name":"Digital Image Processing Techniques","score":0.9993000030517578,"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/T12923","display_name":"Digital Image Processing Techniques","score":0.9993000030517578,"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/T12549","display_name":"Image and Object Detection Techniques","score":0.9983000159263611,"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/curvature","display_name":"Curvature","score":0.901272714138031},{"id":"https://openalex.org/keywords/ridge","display_name":"Ridge","score":0.8697199821472168},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.5691376328468323},{"id":"https://openalex.org/keywords/surface","display_name":"Surface (topology)","score":0.5526840090751648},{"id":"https://openalex.org/keywords/section","display_name":"Section (typography)","score":0.4703681170940399},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.45088446140289307},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.4502784013748169},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3022474944591522},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.24524736404418945},{"id":"https://openalex.org/keywords/paleontology","display_name":"Paleontology","score":0.0639348030090332}],"concepts":[{"id":"https://openalex.org/C195065555","wikidata":"https://www.wikidata.org/wiki/Q214881","display_name":"Curvature","level":2,"score":0.901272714138031},{"id":"https://openalex.org/C32277403","wikidata":"https://www.wikidata.org/wiki/Q740445","display_name":"Ridge","level":2,"score":0.8697199821472168},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.5691376328468323},{"id":"https://openalex.org/C2776799497","wikidata":"https://www.wikidata.org/wiki/Q484298","display_name":"Surface (topology)","level":2,"score":0.5526840090751648},{"id":"https://openalex.org/C2780129039","wikidata":"https://www.wikidata.org/wiki/Q1931107","display_name":"Section (typography)","level":2,"score":0.4703681170940399},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.45088446140289307},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.4502784013748169},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3022474944591522},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.24524736404418945},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0639348030090332},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icassp.2006.1660448","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2006.1660448","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2006 IEEE International Conference on Acoustics Speed and Signal Processing Proceedings","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.5199999809265137,"id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W1964806616","https://openalex.org/W2095715023","https://openalex.org/W2151813884","https://openalex.org/W2162540389","https://openalex.org/W2752932982"],"related_works":["https://openalex.org/W2560853036","https://openalex.org/W2566696415","https://openalex.org/W4249026152","https://openalex.org/W1563787543","https://openalex.org/W2909241626","https://openalex.org/W2890304493","https://openalex.org/W590015412","https://openalex.org/W1995601874","https://openalex.org/W2392657709","https://openalex.org/W2372265507"],"abstract_inverted_index":{"A":[0],"2D":[1],"function,":[2],"representing":[3],"a":[4,8,16,50,85,94,125],"digital":[5],"image,":[6],"is":[7,84,103],"surface":[9,17],"in":[10,71,89,131],"3D":[11],"space.":[12],"Curvature":[13],"of":[14,37,56,77,87,97,112,118,133,136,139],"such":[15,38],"can":[18,62,121],"be":[19,63,122],"exploited":[20],"to":[21],"detect":[22],"ridge":[23,41,57],"and":[24,42,46,58,75,114],"valley":[25,43,59],"like":[26],"features":[27],"from":[28],"images.":[29],"In":[30],"this":[31],"paper,":[32],"we":[33],"present":[34],"an":[35,68],"analysis":[36,69,102],"curvature":[39,79,83,126],"based":[40,80,127],"detection":[44],"techniques":[45],"come":[47],"up":[48],"with":[49],"description":[51],"for":[52],"the":[53,73,78,90,98,101,134,137,140],"different":[54],"classes":[55,117],"profiles":[60,111,119],"which":[61,108,120],"detected":[64,123],"by":[65,124],"them.":[66],"Such":[67],"helps":[70],"understanding":[72],"scope":[74],"limitations":[76],"techniques.":[81],"As":[82],"measure":[86],"'bend'":[88],"cross-section":[91,110],"profile":[92,142],"along":[93],"particular":[95],"direction":[96],"image":[99],"intensities,":[100],"presented":[104],"using":[105],"ID":[106,141],"functions":[107],"represent":[109],"ridges":[113],"valleys.":[115],"The":[116],"technique":[128],"are":[129],"described":[130],"terms":[132],"properties":[135],"second-derivative":[138],"function":[143]},"counts_by_year":[{"year":2018,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}