{"id":"https://openalex.org/W4320002692","doi":"https://doi.org/10.1109/lsp.2023.3240371","title":"Corner Detection via Scale-Space Behavior-Guided Trajectory Tracing","display_name":"Corner Detection via Scale-Space Behavior-Guided Trajectory Tracing","publication_year":2023,"publication_date":"2023-01-01","ids":{"openalex":"https://openalex.org/W4320002692","doi":"https://doi.org/10.1109/lsp.2023.3240371"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2023.3240371","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2023.3240371","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Signal Processing Letters","raw_type":"journal-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/A5072283712","display_name":"Xun Sun","orcid":"https://orcid.org/0009-0002-9617-1500"},"institutions":[{"id":"https://openalex.org/I3923682","display_name":"Soochow University","ror":"https://ror.org/05t8y2r12","country_code":"CN","type":"education","lineage":["https://openalex.org/I3923682"]},{"id":"https://openalex.org/I4210092223","display_name":"Suzhou Vocational University","ror":"https://ror.org/00hn8pj83","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210092223"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Xun Sun","raw_affiliation_strings":["School of Computer Science and Technology, Soochow University, Suzhou, China","School of Computer Engineering, Suzhou Vocational University, Suzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Soochow University, Suzhou, China","institution_ids":["https://openalex.org/I3923682"]},{"raw_affiliation_string":"School of Computer Engineering, Suzhou Vocational University, Suzhou, China","institution_ids":["https://openalex.org/I4210092223"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070024779","display_name":"Baojiang Zhong","orcid":"https://orcid.org/0000-0002-9899-524X"},"institutions":[{"id":"https://openalex.org/I3923682","display_name":"Soochow University","ror":"https://ror.org/05t8y2r12","country_code":"CN","type":"education","lineage":["https://openalex.org/I3923682"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Baojiang Zhong","raw_affiliation_strings":["School of Computer Science and Technology, Soochow University, Suzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Computer Science and Technology, Soochow University, Suzhou, China","institution_ids":["https://openalex.org/I3923682"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007776175","display_name":"Jianyu Yang","orcid":"https://orcid.org/0000-0002-0208-221X"},"institutions":[{"id":"https://openalex.org/I3923682","display_name":"Soochow University","ror":"https://ror.org/05t8y2r12","country_code":"CN","type":"education","lineage":["https://openalex.org/I3923682"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jianyu Yang","raw_affiliation_strings":["School of Rail Transportation, Soochow University, Suzhou, China"],"affiliations":[{"raw_affiliation_string":"School of Rail Transportation, Soochow University, Suzhou, China","institution_ids":["https://openalex.org/I3923682"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059248438","display_name":"Kai\u2010Kuang Ma","orcid":"https://orcid.org/0000-0003-2932-5709"},"institutions":[{"id":"https://openalex.org/I172675005","display_name":"Nanyang Technological University","ror":"https://ror.org/02e7b5302","country_code":"SG","type":"education","lineage":["https://openalex.org/I172675005"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Kai-Kuang Ma","raw_affiliation_strings":["School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore"],"affiliations":[{"raw_affiliation_string":"School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore","institution_ids":["https://openalex.org/I172675005"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5072283712"],"corresponding_institution_ids":["https://openalex.org/I3923682","https://openalex.org/I4210092223"],"apc_list":null,"apc_paid":null,"fwci":0.9629,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.76502511,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":97},"biblio":{"volume":"30","issue":null,"first_page":"50","last_page":"54"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9998999834060669,"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/T10627","display_name":"Advanced Image and Video Retrieval Techniques","score":0.9998999834060669,"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/T10191","display_name":"Robotics and Sensor-Based Localization","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10586","display_name":"Robotic Path Planning Algorithms","score":0.9941999912261963,"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/tracing","display_name":"Tracing","score":0.7372837662696838},{"id":"https://openalex.org/keywords/false-positive-paradox","display_name":"False positive paradox","score":0.6683454513549805},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.6097288727760315},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.5789494514465332},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5596936345100403},{"id":"https://openalex.org/keywords/ground-truth","display_name":"Ground truth","score":0.5569811463356018},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5351062417030334},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.5098008513450623},{"id":"https://openalex.org/keywords/curvature","display_name":"Curvature","score":0.43489086627960205},{"id":"https://openalex.org/keywords/detector","display_name":"Detector","score":0.42821961641311646},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.39637890458106995},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.33622145652770996},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.32777607440948486},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.15741124749183655},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09702149033546448},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.09676820039749146}],"concepts":[{"id":"https://openalex.org/C138673069","wikidata":"https://www.wikidata.org/wiki/Q322229","display_name":"Tracing","level":2,"score":0.7372837662696838},{"id":"https://openalex.org/C64869954","wikidata":"https://www.wikidata.org/wiki/Q1859747","display_name":"False positive paradox","level":2,"score":0.6683454513549805},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.6097288727760315},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.5789494514465332},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5596936345100403},{"id":"https://openalex.org/C146849305","wikidata":"https://www.wikidata.org/wiki/Q370766","display_name":"Ground truth","level":2,"score":0.5569811463356018},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5351062417030334},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.5098008513450623},{"id":"https://openalex.org/C195065555","wikidata":"https://www.wikidata.org/wiki/Q214881","display_name":"Curvature","level":2,"score":0.43489086627960205},{"id":"https://openalex.org/C94915269","wikidata":"https://www.wikidata.org/wiki/Q1834857","display_name":"Detector","level":2,"score":0.42821961641311646},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.39637890458106995},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.33622145652770996},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.32777607440948486},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.15741124749183655},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09702149033546448},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.09676820039749146},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.0},{"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/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/lsp.2023.3240371","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2023.3240371","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Signal Processing Letters","raw_type":"journal-article"},{"id":"pmh:oai:dr.ntu.edu.sg:10356/170136","is_oa":false,"landing_page_url":"https://hdl.handle.net/10356/170136","pdf_url":null,"source":{"id":"https://openalex.org/S4306402609","display_name":"DR-NTU (Nanyang Technological University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I172675005","host_organization_name":"Nanyang Technological University","host_organization_lineage":["https://openalex.org/I172675005"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1935470857","display_name":null,"funder_award_id":"SNG2021037","funder_id":"https://openalex.org/F4320336618","funder_display_name":"Science and Technology Program of Suzhou"},{"id":"https://openalex.org/G3351672452","display_name":null,"funder_award_id":"61773272","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320327518","display_name":"Priority Academic Program Development of Jiangsu Higher Education Institutions","ror":null},{"id":"https://openalex.org/F4320336618","display_name":"Science and Technology Program of Suzhou","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W109390732","https://openalex.org/W1995234825","https://openalex.org/W2003262222","https://openalex.org/W2038678573","https://openalex.org/W2048663205","https://openalex.org/W2055190781","https://openalex.org/W2058389820","https://openalex.org/W2090736344","https://openalex.org/W2099046646","https://openalex.org/W2103064992","https://openalex.org/W2105548357","https://openalex.org/W2106404777","https://openalex.org/W2111308925","https://openalex.org/W2114785422","https://openalex.org/W2125241596","https://openalex.org/W2131043929","https://openalex.org/W2159555767","https://openalex.org/W2162699396","https://openalex.org/W2341849865","https://openalex.org/W2572356486","https://openalex.org/W2982606590","https://openalex.org/W3014751227","https://openalex.org/W3043075211","https://openalex.org/W4250453583"],"related_works":["https://openalex.org/W1557094818","https://openalex.org/W2183246718","https://openalex.org/W2099261052","https://openalex.org/W3209204065","https://openalex.org/W2888673113","https://openalex.org/W2047973478","https://openalex.org/W4295532600","https://openalex.org/W2056065966","https://openalex.org/W2062641654","https://openalex.org/W3187599676"],"abstract_inverted_index":{"Existing":[0],"<italic":[1,40,47,94],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[2,41,48,95],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">curvature":[3],"scale-space</i>":[4],"(CSS)":[5],"methods":[6],"detect":[7],"corners":[8,43,50],"by":[9,72],"tracing":[10,90],"the":[11,20,80,87,93,109,119,147,172],"CSS":[12],"trajectories":[13],"from":[14,114],"a":[15,65,105],"determined":[16],"high":[17],"scale":[18],"toward":[19],"lowest":[21],"one.":[22],"For":[23],"those":[24],"images":[25,130,138,142],"with":[26,108,131,177],"sophisticated":[27],"details,":[28],"such":[29],"approach":[30],"could":[31],"often":[32],"yield":[33],"unsatisfactory":[34],"corner":[35,68,84,157,169],"detection":[36,158],"results;":[37],"i.e.,":[38],"miss-detected":[39],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">true</i>":[42],"(false":[44,51],"negatives)":[45],"and":[46,83,135],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">round</i>":[49],"positives).":[52],"In":[53,101],"this":[54],"letter,":[55],"these":[56],"two":[57],"fundamental":[58],"problems":[59],"are":[60,153],"investigated.":[61],"To":[62],"tackle":[63],"them,":[64],"novel":[66],"CSS-based":[67],"detector":[69,170],"is":[70,117],"proposed":[71,168],"incorporating":[73],"our":[74,115,167],"mathematically":[75],"derived":[76],"scale-space":[77],"properties":[78],"of":[79,103,121,179],"planar":[81],"curves":[82],"points":[85],"into":[86],"developed":[88],"trajectory":[89,98],"algorithm,":[91],"called":[92],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">scale-space":[96],"behavior-guided":[97],"tracing</i>":[99],"(SBTT).":[100],"view":[102],"lacking":[104],"benchmark":[106],"dataset":[107],"ground":[110,133,148],"truth,":[111,149],"another":[112],"contribution":[113],"work":[116],"on":[118,146],"establishment":[120],"an":[122],"augmented":[123,137],"test":[124,129],"image":[125],"dataset,":[126],"containing":[127],"147":[128],"manually-labelled":[132],"truth":[134],"their":[136],"up":[139],"to":[140,155],"62,328":[141],"in":[143],"total.":[144],"Based":[145],"four":[150],"commonly-used":[151],"metrics":[152],"exploited":[154],"conduct":[156],"performance":[159],"evaluation.":[160],"The":[161],"obtained":[162],"simulation":[163],"results":[164],"show":[165],"that":[166,178],"yields":[171],"highest":[173],"F-score,":[174],"when":[175],"compared":[176],"nine":[180],"state-of-the-art":[181],"methods.":[182]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":4}],"updated_date":"2026-03-27T05:58:40.876381","created_date":"2025-10-10T00:00:00"}