{"id":"https://openalex.org/W2911033192","doi":"https://doi.org/10.1007/s00521-019-04021-2","title":"Crowd density estimation in still images using multiple local features and boosting regression ensemble","display_name":"Crowd density estimation in still images using multiple local features and boosting regression ensemble","publication_year":2019,"publication_date":"2019-01-16","ids":{"openalex":"https://openalex.org/W2911033192","doi":"https://doi.org/10.1007/s00521-019-04021-2","mag":"2911033192"},"language":"en","primary_location":{"id":"doi:10.1007/s00521-019-04021-2","doi":"https://doi.org/10.1007/s00521-019-04021-2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s00521-019-04021-2","pdf_url":null,"source":{"id":"https://openalex.org/S147897268","display_name":"Neural Computing and Applications","issn_l":"0941-0643","issn":["0941-0643","1433-3058"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","ccf-c","cwts-core","jufo-1","ki-jl-1","norway-1","poland-100","russia-white-list-1","vabb-shw"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Neural Computing and Applications","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5015133781","display_name":"Muhammad Shahid Saleem","orcid":"https://orcid.org/0000-0002-1490-3943","observed_orcids":["https://orcid.org/0000-0002-1490-3943"]},"institutions":[{"id":"https://openalex.org/I197827452","display_name":"Institute of Space Technology","ror":"https://ror.org/01tmmzv45","country_code":"PK","type":"education","lineage":["https://openalex.org/I197827452"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Muhammad Shahid Saleem","raw_affiliation_strings":["WiSP Lab, Department of Electrical Engineering, Institute of Space Technology, Islamabad, 44000, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"WiSP Lab, Department of Electrical Engineering, Institute of Space Technology, Islamabad, 44000, Pakistan","institution_ids":["https://openalex.org/I197827452"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037898063","display_name":"Muhammad Jaleed Khan","orcid":"https://orcid.org/0000-0003-4727-4722","observed_orcids":["https://orcid.org/0000-0003-4727-4722"]},"institutions":[{"id":"https://openalex.org/I197827452","display_name":"Institute of Space Technology","ror":"https://ror.org/01tmmzv45","country_code":"PK","type":"education","lineage":["https://openalex.org/I197827452"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"Muhammad Jaleed Khan","raw_affiliation_strings":["WiSP Lab, Department of Electrical Engineering, Institute of Space Technology, Islamabad, 44000, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"WiSP Lab, Department of Electrical Engineering, Institute of Space Technology, Islamabad, 44000, Pakistan","institution_ids":["https://openalex.org/I197827452"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103113851","display_name":"Khurram Khurshid","orcid":"https://orcid.org/0000-0002-5632-7331","observed_orcids":["https://orcid.org/0000-0002-5632-7331"]},"institutions":[{"id":"https://openalex.org/I197827452","display_name":"Institute of Space Technology","ror":"https://ror.org/01tmmzv45","country_code":"PK","type":"education","lineage":["https://openalex.org/I197827452"]}],"countries":["PK"],"is_corresponding":true,"raw_author_name":"Khurram Khurshid","raw_affiliation_strings":["WiSP Lab, Department of Electrical Engineering, Institute of Space Technology, Islamabad, 44000, Pakistan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"WiSP Lab, Department of Electrical Engineering, Institute of Space Technology, Islamabad, 44000, Pakistan","institution_ids":["https://openalex.org/I197827452"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5046361506","display_name":"Muhammad Shehzad Hanif","orcid":"https://orcid.org/0000-0002-6316-9677","observed_orcids":["https://orcid.org/0000-0002-6316-9677"]},"institutions":[{"id":"https://openalex.org/I185163786","display_name":"King Abdulaziz University","ror":"https://ror.org/02ma4wv74","country_code":"SA","type":"education","lineage":["https://openalex.org/I185163786"]}],"countries":["SA"],"is_corresponding":false,"raw_author_name":"Muhammad Shehzad Hanif","raw_affiliation_strings":["Department of Electrical and Computer Engineering, King Abdulaziz University, Jeddah, 21589, Saudi Arabia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, King Abdulaziz University, Jeddah, 21589, Saudi Arabia","institution_ids":["https://openalex.org/I185163786"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5103113851"],"corresponding_institution_ids":["https://openalex.org/I197827452"],"apc_list":{"value":2690,"currency":"USD","value_usd":2690},"apc_paid":null,"fwci":1.1566,"has_fulltext":false,"cited_by_count":18,"citation_normalized_percentile":{"value":0.78628209,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"32","issue":"21","first_page":"16445","last_page":"16454"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.6890000104904175,"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/T10331","display_name":"Video Surveillance and Tracking Methods","score":0.6890000104904175,"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/T10036","display_name":"Advanced Neural Network Applications","score":0.11349999904632568,"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/T10824","display_name":"Image Retrieval and Classification Techniques","score":0.04969999939203262,"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/crowd-density-estimation","display_name":"crowd density estimation","score":1.0},{"id":"https://openalex.org/keywords/still-images","display_name":"still images","score":0.5860000252723694},{"id":"https://openalex.org/keywords/ensemble-regression","display_name":"ensemble regression","score":0.7590000033378601},{"id":"https://openalex.org/keywords/texture-features","display_name":"texture features","score":0.7570000290870667},{"id":"https://openalex.org/keywords/gray-level-co-occurrence-matrix","display_name":"gray level co-occurrence matrix","score":0.9259999990463257},{"id":"https://openalex.org/keywords/local-binary-pattern","display_name":"local binary pattern","score":0.972000002861023},{"id":"https://openalex.org/keywords/histogram-of-oriented-gradients","display_name":"histogram of oriented gradients","score":0.9980000257492065},{"id":"https://openalex.org/keywords/feature-selection","display_name":"feature selection","score":0.7820000052452087},{"id":"https://openalex.org/keywords/principal-component-analysis","display_name":"principal component analysis","score":0.8320000171661377}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7648857831954956},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.655561089515686},{"id":"https://openalex.org/C8642999","wikidata":"https://www.wikidata.org/wiki/Q4171168","display_name":"Hyperparameter","level":2,"score":0.6141834259033203},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5822048187255859},{"id":"https://openalex.org/C46686674","wikidata":"https://www.wikidata.org/wiki/Q466303","display_name":"Boosting (machine learning)","level":2,"score":0.5725026726722717},{"id":"https://openalex.org/C189508267","wikidata":"https://www.wikidata.org/wiki/Q17088227","display_name":"Density estimation","level":3,"score":0.5683177709579468},{"id":"https://openalex.org/C87335442","wikidata":"https://www.wikidata.org/wiki/Q2494345","display_name":"Local binary patterns","level":4,"score":0.5508723258972168},{"id":"https://openalex.org/C53533937","wikidata":"https://www.wikidata.org/wiki/Q185020","display_name":"Histogram","level":3,"score":0.5489276051521301},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.5144515037536621},{"id":"https://openalex.org/C148483581","wikidata":"https://www.wikidata.org/wiki/Q446488","display_name":"Feature selection","level":2,"score":0.5129134654998779},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4674094021320343},{"id":"https://openalex.org/C27438332","wikidata":"https://www.wikidata.org/wiki/Q2873","display_name":"Principal component analysis","level":2,"score":0.4180775284767151},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3953842520713806},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.269278883934021},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.2675537168979645},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.17642813920974731},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.17279934883117676}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s00521-019-04021-2","doi":"https://doi.org/10.1007/s00521-019-04021-2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s00521-019-04021-2","pdf_url":null,"source":{"id":"https://openalex.org/S147897268","display_name":"Neural Computing and Applications","issn_l":"0941-0643","issn":["0941-0643","1433-3058"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","ccf-c","cwts-core","jufo-1","ki-jl-1","norway-1","poland-100","russia-white-list-1","vabb-shw"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Neural Computing and Applications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4000000059604645,"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W815611303","https://openalex.org/W1503780554","https://openalex.org/W1678356000","https://openalex.org/W1910776219","https://openalex.org/W1976959044","https://openalex.org/W1978232622","https://openalex.org/W1984907943","https://openalex.org/W2036230657","https://openalex.org/W2044465660","https://openalex.org/W2053279483","https://openalex.org/W2062364908","https://openalex.org/W2072232009","https://openalex.org/W2088929512","https://openalex.org/W2123175289","https://openalex.org/W2155916750","https://openalex.org/W2160337655","https://openalex.org/W2161969291","https://openalex.org/W2335959168","https://openalex.org/W2394843433","https://openalex.org/W2413409465","https://openalex.org/W2504981983","https://openalex.org/W2614994317","https://openalex.org/W2674461348","https://openalex.org/W2779700263","https://openalex.org/W2784923669","https://openalex.org/W2785496686","https://openalex.org/W2793272303","https://openalex.org/W2798462210","https://openalex.org/W2807719128","https://openalex.org/W2807891343","https://openalex.org/W2809504593","https://openalex.org/W2810301424","https://openalex.org/W2890455271","https://openalex.org/W2963274387","https://openalex.org/W3105670021"],"related_works":["https://openalex.org/W2786292258","https://openalex.org/W3124418593","https://openalex.org/W3006345974","https://openalex.org/W2394843433","https://openalex.org/W2622562842","https://openalex.org/W1983336653","https://openalex.org/W6903919861","https://openalex.org/W2568654983","https://openalex.org/W2028292253","https://openalex.org/W3034318071"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":5},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2019-01-25T00:00:00"}
