{"id":"https://openalex.org/W3156621891","doi":"https://doi.org/10.1145/3442381.3449787","title":"A Recommender System for Crowdsourcing Food Rescue Platforms","display_name":"A Recommender System for Crowdsourcing Food Rescue Platforms","publication_year":2021,"publication_date":"2021-04-19","ids":{"openalex":"https://openalex.org/W3156621891","doi":"https://doi.org/10.1145/3442381.3449787","mag":"3156621891"},"language":"en","primary_location":{"id":"doi:10.1145/3442381.3449787","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3442381.3449787","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3442381.3449787","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Web Conference 2021","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://dl.acm.org/doi/pdf/10.1145/3442381.3449787","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5020688976","display_name":"Zheyuan Ryan Shi","orcid":"https://orcid.org/0000-0001-7899-4680"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Zheyuan Ryan Shi","raw_affiliation_strings":["Carnegie Mellon University, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Carnegie Mellon University, USA","institution_ids":["https://openalex.org/I74973139"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049114298","display_name":"Leah Lizarondo","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Leah Lizarondo","raw_affiliation_strings":["412 Food Rescue, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"412 Food Rescue, USA","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061127138","display_name":"Fei Fang","orcid":"https://orcid.org/0000-0003-2256-8329"},"institutions":[{"id":"https://openalex.org/I74973139","display_name":"Carnegie Mellon University","ror":"https://ror.org/05x2bcf33","country_code":"US","type":"education","lineage":["https://openalex.org/I74973139"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Fei Fang","raw_affiliation_strings":["Carnegie Mellon University, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Carnegie Mellon University, USA","institution_ids":["https://openalex.org/I74973139"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5020688976"],"corresponding_institution_ids":["https://openalex.org/I74973139"],"apc_list":null,"apc_paid":null,"fwci":4.2661,"has_fulltext":true,"cited_by_count":20,"citation_normalized_percentile":{"value":0.94511849,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"857","last_page":"865"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13194","display_name":"ICT in Developing Communities","score":0.9908999800682068,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T13194","display_name":"ICT in Developing Communities","score":0.9908999800682068,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"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/T11704","display_name":"Mobile Crowdsensing and Crowdsourcing","score":0.9793000221252441,"subfield":{"id":"https://openalex.org/subfields/1706","display_name":"Computer Science Applications"},"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/T12128","display_name":"AI in Service Interactions","score":0.9635999798774719,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/recommender-system","display_name":"Recommender system","score":0.7163938283920288},{"id":"https://openalex.org/keywords/crowdsourcing","display_name":"Crowdsourcing","score":0.7134544253349304},{"id":"https://openalex.org/keywords/livelihood","display_name":"Livelihood","score":0.6928697228431702},{"id":"https://openalex.org/keywords/leverage","display_name":"Leverage (statistics)","score":0.6860271096229553},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6019964814186096},{"id":"https://openalex.org/keywords/food-security","display_name":"Food security","score":0.5061530470848083},{"id":"https://openalex.org/keywords/food-waste","display_name":"Food waste","score":0.48685044050216675},{"id":"https://openalex.org/keywords/food-insecurity","display_name":"Food insecurity","score":0.4804779589176178},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.46357348561286926},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.4514707922935486},{"id":"https://openalex.org/keywords/resource","display_name":"Resource (disambiguation)","score":0.4233858585357666},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.38944676518440247},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.3744810223579407},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.37411606311798096},{"id":"https://openalex.org/keywords/agriculture","display_name":"Agriculture","score":0.2019624412059784},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1904132068157196},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.1477627158164978},{"id":"https://openalex.org/keywords/waste-management","display_name":"Waste management","score":0.10645252466201782}],"concepts":[{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.7163938283920288},{"id":"https://openalex.org/C62230096","wikidata":"https://www.wikidata.org/wiki/Q275969","display_name":"Crowdsourcing","level":2,"score":0.7134544253349304},{"id":"https://openalex.org/C3987366","wikidata":"https://www.wikidata.org/wiki/Q6658164","display_name":"Livelihood","level":3,"score":0.6928697228431702},{"id":"https://openalex.org/C153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","level":2,"score":0.6860271096229553},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6019964814186096},{"id":"https://openalex.org/C549605437","wikidata":"https://www.wikidata.org/wiki/Q1229911","display_name":"Food security","level":3,"score":0.5061530470848083},{"id":"https://openalex.org/C2777499484","wikidata":"https://www.wikidata.org/wiki/Q18919","display_name":"Food waste","level":2,"score":0.48685044050216675},{"id":"https://openalex.org/C2993342163","wikidata":"https://www.wikidata.org/wiki/Q1229911","display_name":"Food insecurity","level":4,"score":0.4804779589176178},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.46357348561286926},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.4514707922935486},{"id":"https://openalex.org/C206345919","wikidata":"https://www.wikidata.org/wiki/Q20380951","display_name":"Resource (disambiguation)","level":2,"score":0.4233858585357666},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.38944676518440247},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.3744810223579407},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.37411606311798096},{"id":"https://openalex.org/C118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","level":2,"score":0.2019624412059784},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1904132068157196},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.1477627158164978},{"id":"https://openalex.org/C548081761","wikidata":"https://www.wikidata.org/wiki/Q180388","display_name":"Waste management","level":1,"score":0.10645252466201782},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3442381.3449787","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3442381.3449787","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3442381.3449787","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Web Conference 2021","raw_type":"proceedings-article"}],"best_oa_location":{"id":"doi:10.1145/3442381.3449787","is_oa":true,"landing_page_url":"https://doi.org/10.1145/3442381.3449787","pdf_url":"https://dl.acm.org/doi/pdf/10.1145/3442381.3449787","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the Web Conference 2021","raw_type":"proceedings-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1919428952","display_name":"CRII: RI: Strategic Interaction in Adversarial Settings with Information Hubs.","funder_award_id":"1850477","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"},{"id":"https://openalex.org/G4761758033","display_name":null,"funder_award_id":"IIS-1850477","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3156621891.pdf","grobid_xml":"https://content.openalex.org/works/W3156621891.grobid-xml"},"referenced_works_count":46,"referenced_works":["https://openalex.org/W21207210","https://openalex.org/W1511595658","https://openalex.org/W1855587783","https://openalex.org/W1965002555","https://openalex.org/W2004115230","https://openalex.org/W2011730242","https://openalex.org/W2029523065","https://openalex.org/W2030481925","https://openalex.org/W2061047349","https://openalex.org/W2091780923","https://openalex.org/W2092560364","https://openalex.org/W2097951507","https://openalex.org/W2102982709","https://openalex.org/W2107643854","https://openalex.org/W2114079787","https://openalex.org/W2127347613","https://openalex.org/W2131951207","https://openalex.org/W2148352389","https://openalex.org/W2155912844","https://openalex.org/W2158515176","https://openalex.org/W2170209906","https://openalex.org/W2285681610","https://openalex.org/W2316644690","https://openalex.org/W2323800687","https://openalex.org/W2349436533","https://openalex.org/W2521419421","https://openalex.org/W2605350416","https://openalex.org/W2618811945","https://openalex.org/W2624629148","https://openalex.org/W2891165622","https://openalex.org/W2913602408","https://openalex.org/W2948664598","https://openalex.org/W2951362746","https://openalex.org/W2962818688","https://openalex.org/W2963085847","https://openalex.org/W2969714402","https://openalex.org/W2982915530","https://openalex.org/W2997634265","https://openalex.org/W3037958978","https://openalex.org/W3041621168","https://openalex.org/W3046728009","https://openalex.org/W3088425476","https://openalex.org/W3105851319","https://openalex.org/W3124163687","https://openalex.org/W3125944471","https://openalex.org/W4226280022"],"related_works":["https://openalex.org/W2743342830","https://openalex.org/W2475604012","https://openalex.org/W2281281652","https://openalex.org/W2109429907","https://openalex.org/W2109372829","https://openalex.org/W3147667188","https://openalex.org/W1598877238","https://openalex.org/W3119997266","https://openalex.org/W2410766637","https://openalex.org/W3125165409"],"abstract_inverted_index":{"The":[0,18],"challenges":[1],"of":[2,16,72,142,164],"food":[3,30,34,39,91],"waste":[4,31,92],"and":[5,10,32,57,93,126],"insecurity":[6],"arise":[7],"in":[8,89,172],"wealthy":[9],"developing":[11],"nations":[12],"alike,":[13],"impacting":[14],"millions":[15],"livelihoods.":[17],"ongoing":[19],"pandemic":[20],"only":[21],"exacerbates":[22],"the":[23,42,59,69,79,90,107,135,140,149,156,173],"problem.":[24],"A":[25,161],"major":[26],"force":[27],"to":[28,41,54,67,85,102,106,122,132,137,159,169],"combat":[29],"insecurity,":[33],"rescue":[35],"(FR)":[36],"organizations":[37],"match":[38],"donations":[40],"non-profits":[43],"that":[44],"serve":[45],"low-resource":[46],"communities.":[47],"Since":[48],"they":[49],"rely":[50],"on":[51],"external":[52],"volunteers":[53,110,136],"pick":[55],"up":[56],"deliver":[58],"food,":[60],"some":[61],"FRs":[62],"use":[63],"web-based":[64],"mobile":[65],"applications":[66],"reach":[68],"right":[70],"set":[71],"volunteers.":[73],"In":[74],"this":[75],"paper,":[76],"we":[77],"propose":[78,128],"first":[80],"machine":[81],"learning":[82],"based":[83,120],"model":[84],"improve":[86],"volunteer":[87],"engagement":[88],"security":[94],"domain.":[95],"We":[96],"(1)":[97],"develop":[98],"a":[99,117],"recommender":[100],"system":[101,147],"send":[103],"push":[104],"notifications":[105],"most":[108],"likely":[109],"for":[111],"each":[112],"given":[113],"rescue,":[114],"(2)":[115],"leverage":[116],"mathematical":[118],"programming":[119],"approach":[121],"diversify":[123],"our":[124,165],"recommendations,":[125],"(3)":[127],"an":[129],"online":[130],"algorithm":[131],"dynamically":[133],"select":[134],"notify":[138],"without":[139],"knowledge":[141],"future":[143],"rescues.":[144],"Our":[145],"recommendation":[146],"improves":[148],"hit":[150],"ratio":[151],"from":[152],"44%":[153],"achieved":[154],"by":[155],"previous":[157],"method":[158,166],"73%.":[160],"pilot":[162],"study":[163],"is":[167],"scheduled":[168],"take":[170],"place":[171],"near":[174],"future.":[175]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2}],"updated_date":"2026-05-08T15:41:06.802602","created_date":"2025-10-10T00:00:00"}
