{"id":"https://openalex.org/W1990381675","doi":"https://doi.org/10.1002/scj.4690200906","title":"Configuration Estimate of Trihedral Vertex from a Single View","display_name":"Configuration Estimate of Trihedral Vertex from a Single View","publication_year":1989,"publication_date":"1989-01-01","ids":{"openalex":"https://openalex.org/W1990381675","doi":"https://doi.org/10.1002/scj.4690200906","mag":"1990381675"},"language":"en","primary_location":{"id":"doi:10.1002/scj.4690200906","is_oa":false,"landing_page_url":"https://doi.org/10.1002/scj.4690200906","pdf_url":null,"source":{"id":"https://openalex.org/S58208175","display_name":"Systems and Computers in Japan","issn_l":"0882-1666","issn":["0882-1666","1520-684X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Systems and Computers in Japan","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/A5091188600","display_name":"Takeshi Shakunaga","orcid":null},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Takeshi Shakunaga","raw_affiliation_strings":["NTT Human Interface Laboratories, Yokosuka, Japan 238","Takeshi Shakunaga graduated in 1976 from the Department of Information Science, Faculty of Engineering, Kyoto University, and obtained a Master's degree from there in 1978. He then joined NTT. He is engaged in research at the NTT Communications Laboratories on computer vision. Presently, he is Senior Research Engineer in Visual Perception Laboratory at NTT Human Interface Laboratories. He is a member of IEEE and Institute of Information Processing, Japan"],"affiliations":[{"raw_affiliation_string":"NTT Human Interface Laboratories, Yokosuka, Japan 238","institution_ids":["https://openalex.org/I2251713219"]},{"raw_affiliation_string":"Takeshi Shakunaga graduated in 1976 from the Department of Information Science, Faculty of Engineering, Kyoto University, and obtained a Master's degree from there in 1978. He then joined NTT. He is engaged in research at the NTT Communications Laboratories on computer vision. Presently, he is Senior Research Engineer in Visual Perception Laboratory at NTT Human Interface Laboratories. He is a member of IEEE and Institute of Information Processing, Japan","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101580571","display_name":"Hiroshi Kaneko","orcid":"https://orcid.org/0000-0002-4032-8794"},"institutions":[{"id":"https://openalex.org/I2251713219","display_name":"NTT (Japan)","ror":"https://ror.org/00berct97","country_code":"JP","type":"company","lineage":["https://openalex.org/I2251713219"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroshi Kaneko","raw_affiliation_strings":["Hiroshi Kaneko graduated in 1970 from the Department of Mineralogy, Faculty of Science, University of Tokyo, and obtained a Master's degree in Mathematics from Tokyo Institute of Technology in 1972. He then joined NTT. He is engaged in research at NTT Communications Laboratories on letter recognition and image processing. He is presently Supervisor in the Visual Perception Laboratory at NTT Human Interface Laboratories. He is a member of Institute of Information Processing, Japan, and AVIRG","NTT Human Interface Laboratories, Yokosuka, Japan 238"],"affiliations":[{"raw_affiliation_string":"Hiroshi Kaneko graduated in 1970 from the Department of Mineralogy, Faculty of Science, University of Tokyo, and obtained a Master's degree in Mathematics from Tokyo Institute of Technology in 1972. He then joined NTT. He is engaged in research at NTT Communications Laboratories on letter recognition and image processing. He is presently Supervisor in the Visual Perception Laboratory at NTT Human Interface Laboratories. He is a member of Institute of Information Processing, Japan, and AVIRG","institution_ids":[]},{"raw_affiliation_string":"NTT Human Interface Laboratories, Yokosuka, Japan 238","institution_ids":["https://openalex.org/I2251713219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5091188600"],"corresponding_institution_ids":["https://openalex.org/I2251713219"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.12926198,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"20","issue":"9","first_page":"52","last_page":"68"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10531","display_name":"Advanced Vision and Imaging","score":0.9995999932289124,"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/T10531","display_name":"Advanced Vision and Imaging","score":0.9995999932289124,"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":0.998199999332428,"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":0.9980999827384949,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/vertex","display_name":"Vertex (graph theory)","score":0.7423520684242249},{"id":"https://openalex.org/keywords/orthographic-projection","display_name":"Orthographic projection","score":0.6455824375152588},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.520255446434021},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.48747754096984863},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.473632276058197},{"id":"https://openalex.org/keywords/interpretation","display_name":"Interpretation (philosophy)","score":0.4608039855957031},{"id":"https://openalex.org/keywords/perspective","display_name":"Perspective (graphical)","score":0.4559687674045563},{"id":"https://openalex.org/keywords/parallel-projection","display_name":"Parallel projection","score":0.4293328523635864},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3664250075817108},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.34407317638397217},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3422996997833252},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.13193440437316895},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.0720774233341217}],"concepts":[{"id":"https://openalex.org/C80899671","wikidata":"https://www.wikidata.org/wiki/Q1304193","display_name":"Vertex (graph theory)","level":3,"score":0.7423520684242249},{"id":"https://openalex.org/C175694140","wikidata":"https://www.wikidata.org/wiki/Q980329","display_name":"Orthographic projection","level":2,"score":0.6455824375152588},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.520255446434021},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.48747754096984863},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.473632276058197},{"id":"https://openalex.org/C527412718","wikidata":"https://www.wikidata.org/wiki/Q855395","display_name":"Interpretation (philosophy)","level":2,"score":0.4608039855957031},{"id":"https://openalex.org/C12713177","wikidata":"https://www.wikidata.org/wiki/Q1900281","display_name":"Perspective (graphical)","level":2,"score":0.4559687674045563},{"id":"https://openalex.org/C26011984","wikidata":"https://www.wikidata.org/wiki/Q2112445","display_name":"Parallel projection","level":3,"score":0.4293328523635864},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3664250075817108},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.34407317638397217},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3422996997833252},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.13193440437316895},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.0720774233341217},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/scj.4690200906","is_oa":false,"landing_page_url":"https://doi.org/10.1002/scj.4690200906","pdf_url":null,"source":{"id":"https://openalex.org/S58208175","display_name":"Systems and Computers in Japan","issn_l":"0882-1666","issn":["0882-1666","1520-684X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Systems and Computers in Japan","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320329948","display_name":"Pan African Materials Institute","ror":null}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1587965106","https://openalex.org/W1983039602","https://openalex.org/W1996245327","https://openalex.org/W2027600454","https://openalex.org/W2050587424","https://openalex.org/W2053251403","https://openalex.org/W2072046853","https://openalex.org/W2137788315","https://openalex.org/W4236969641","https://openalex.org/W4250078071","https://openalex.org/W6635338699","https://openalex.org/W6668600369"],"related_works":["https://openalex.org/W240272210","https://openalex.org/W4239527082","https://openalex.org/W2359967926","https://openalex.org/W2372186565","https://openalex.org/W4251903213","https://openalex.org/W2379343790","https://openalex.org/W2042059388","https://openalex.org/W245862691","https://openalex.org/W2320608497","https://openalex.org/W1585576782"],"abstract_inverted_index":{"Abstract":[0],"In":[1],"a":[2,53,57,66,104,115,122,126,154,170,182],"previous":[3,37],"paper,":[4],"we":[5],"introduced":[6,84,166],"\u201cperspective":[7],"angle":[8,17,99],"transform\u201d":[9],"(PAT)":[10],"to":[11,79],"analyze":[12],"the":[13,20,36,39,62,73,87,97,111,134,147,151,159,162],"relationship":[14],"between":[15],"an":[16,26,49],"seen":[18],"under":[19],"condition":[21],"of":[22,42,61,110,131,136,153,161,169,175],"\u201ccentral":[23],"projection\u201d":[24],"and":[25,133,193],"actual":[27],"angle.":[28],"The":[29,129,173],"present":[30],"paper":[31,186],"discusses":[32],"mainly":[33],"(based":[34],"on":[35,48,96,158],"paper)":[38],"connotative":[40],"interpretation":[41,160,168],"trihedral":[43,63,116,171],"vertices":[44],"by":[45,180],"using":[46,181],"information":[47],"image.":[50],"This":[51,185],"is":[52,83,101,165,177],"problem":[54,82,88],"in":[55,70,114],"reconstructing":[56],"three\u2010dimensional":[58],"(3\u2010D)":[59],"configuration":[60],"vertex":[64,117,124,164],"from":[65],"central":[67,198],"projection":[68],"image":[69],"which":[71],"all":[72],"angles":[74,113,120],"are":[75,118,139],"known.":[76],"An":[77,92],"algorithm":[78,145],"express":[80],"this":[81],"so":[85],"that":[86],"can":[89],"be":[90,188],"analyzed.":[91,141],"algebraic":[93],"solution":[94],"based":[95,157],"perspective":[98],"transform":[100],"given":[102],"for":[103,150,167,190],"case":[105],"where":[106],"at":[107],"least":[108],"two":[109],"three":[112],"right":[119],"(i.e.,":[121],"two\u2010\u2010orthogonal":[123],"or":[125,199],"three\u2010orthogonal":[127],"vertex).":[128],"number":[130,174],"solutions":[132,176],"possibility":[135],"their":[137],"interpretations":[138],"also":[140],"A":[142],"one\u2010dimensional":[143],"search":[144],"(or":[146],"examination":[148],"method":[149],"hypothesis":[152],"normal":[155],"image)":[156],"two\u2010orthogonal":[163],"vertex.":[172],"examined":[178],"statistically":[179],"computer":[183],"simulation.":[184],"will":[187],"useful":[189],"analyzing":[191],"scenes":[192],"robot\u2010vision,":[194],"whichever":[195],"images":[196],"employ":[197],"parallel":[200],"projection.":[201]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}