{"id":"https://openalex.org/W2023753382","doi":"https://doi.org/10.1016/0146-664x(74)90027-6","title":"Reconstruction of objects from their projections using generalized inverses","display_name":"Reconstruction of objects from their projections using generalized inverses","publication_year":1974,"publication_date":"1974-12-01","ids":{"openalex":"https://openalex.org/W2023753382","doi":"https://doi.org/10.1016/0146-664x(74)90027-6","mag":"2023753382"},"language":"en","primary_location":{"id":"doi:10.1016/0146-664x(74)90027-6","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0146-664x(74)90027-6","pdf_url":null,"source":{"id":"https://openalex.org/S2898313988","display_name":"Computer Graphics and Image Processing","issn_l":"0146-664X","issn":["0146-664X","1557-9697"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computer Graphics and Image Processing","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/A5114255499","display_name":"E. V. Krishnamurthy","orcid":null},"institutions":[{"id":"https://openalex.org/I59270414","display_name":"Indian Institute of Science Bangalore","ror":"https://ror.org/04dese585","country_code":"IN","type":"education","lineage":["https://openalex.org/I59270414"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"E.V. Krishnamurthy","raw_affiliation_strings":["Department of Applied Mathematics, Indian Institute of Science Bangalore 560012, India","Department of Applied Mathematics, Indian Institute of Science, Bangalore\u2014560012, India"],"affiliations":[{"raw_affiliation_string":"Department of Applied Mathematics, Indian Institute of Science Bangalore 560012, India","institution_ids":["https://openalex.org/I59270414"]},{"raw_affiliation_string":"Department of Applied Mathematics, Indian Institute of Science, Bangalore\u2014560012, India","institution_ids":["https://openalex.org/I59270414"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108641371","display_name":"T. M. Rao","orcid":null},"institutions":[{"id":"https://openalex.org/I59270414","display_name":"Indian Institute of Science Bangalore","ror":"https://ror.org/04dese585","country_code":"IN","type":"education","lineage":["https://openalex.org/I59270414"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"T. Mahadeva Rao","raw_affiliation_strings":["Department of Applied Mathematics, Indian Institute of Science Bangalore 560012, India","Department of Applied Mathematics, Indian Institute of Science, Bangalore\u2014560012, India"],"affiliations":[{"raw_affiliation_string":"Department of Applied Mathematics, Indian Institute of Science Bangalore 560012, India","institution_ids":["https://openalex.org/I59270414"]},{"raw_affiliation_string":"Department of Applied Mathematics, Indian Institute of Science, Bangalore\u2014560012, India","institution_ids":["https://openalex.org/I59270414"]}]},{"author_position":"middle","author":{"id":null,"display_name":"K. Subramanian","orcid":null},"institutions":[{"id":"https://openalex.org/I59270414","display_name":"Indian Institute of Science Bangalore","ror":"https://ror.org/04dese585","country_code":"IN","type":"education","lineage":["https://openalex.org/I59270414"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"K. Subramanian","raw_affiliation_strings":["Department of Applied Mathematics, Indian Institute of Science Bangalore 560012, India","Department of Applied Mathematics, Indian Institute of Science, Bangalore\u2014560012, India"],"affiliations":[{"raw_affiliation_string":"Department of Applied Mathematics, Indian Institute of Science Bangalore 560012, India","institution_ids":["https://openalex.org/I59270414"]},{"raw_affiliation_string":"Department of Applied Mathematics, Indian Institute of Science, Bangalore\u2014560012, India","institution_ids":["https://openalex.org/I59270414"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5066278498","display_name":"S. S. Prabhu","orcid":"https://orcid.org/0000-0001-9693-864X"},"institutions":[{"id":"https://openalex.org/I59270414","display_name":"Indian Institute of Science Bangalore","ror":"https://ror.org/04dese585","country_code":"IN","type":"education","lineage":["https://openalex.org/I59270414"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"S.S. Prabhu","raw_affiliation_strings":["Department of Applied Mathematics, Indian Institute of Science Bangalore 560012, India","Department of Applied Mathematics, Indian Institute of Science, Bangalore\u2014560012, India"],"affiliations":[{"raw_affiliation_string":"Department of Applied Mathematics, Indian Institute of Science Bangalore 560012, India","institution_ids":["https://openalex.org/I59270414"]},{"raw_affiliation_string":"Department of Applied Mathematics, Indian Institute of Science, Bangalore\u2014560012, India","institution_ids":["https://openalex.org/I59270414"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5114255499"],"corresponding_institution_ids":["https://openalex.org/I59270414"],"apc_list":null,"apc_paid":null,"fwci":1.9281,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.84910065,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"3","issue":"4","first_page":"336","last_page":"345"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11183","display_name":"Advanced X-ray Imaging Techniques","score":0.9947999715805054,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10378","display_name":"Advanced MRI Techniques and Applications","score":0.987500011920929,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.7242482900619507},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5740767121315002},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4473355710506439},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.36912164092063904},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3615879714488983}],"concepts":[{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.7242482900619507},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5740767121315002},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4473355710506439},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.36912164092063904},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3615879714488983}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0146-664x(74)90027-6","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0146-664x(74)90027-6","pdf_url":null,"source":{"id":"https://openalex.org/S2898313988","display_name":"Computer Graphics and Image Processing","issn_l":"0146-664X","issn":["0146-664X","1557-9697"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Computer Graphics and Image Processing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320310071","display_name":"Indian Institute of Science","ror":"https://ror.org/04dese585"},{"id":"https://openalex.org/F4320320721","display_name":"Council of Scientific and Industrial Research, India","ror":"https://ror.org/021wm7p51"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W399826189","https://openalex.org/W1969828284","https://openalex.org/W2028352740","https://openalex.org/W2047246398","https://openalex.org/W2069802066","https://openalex.org/W2081418881","https://openalex.org/W2083555960","https://openalex.org/W2260859552","https://openalex.org/W2333932219","https://openalex.org/W4206134893","https://openalex.org/W4214585779","https://openalex.org/W6670524708"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W1979597421","https://openalex.org/W2007980826","https://openalex.org/W4245490552","https://openalex.org/W4225152035","https://openalex.org/W2061531152","https://openalex.org/W3002753104","https://openalex.org/W2077600819","https://openalex.org/W1587224694"],"abstract_inverted_index":null,"counts_by_year":[{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-04-16T08:26:57.006410","created_date":"2025-10-10T00:00:00"}