{"id":"https://openalex.org/W4284707425","doi":"https://doi.org/10.1145/3477495.3532068","title":"Towards Suicide Ideation Detection Through Online Conversational Context","display_name":"Towards Suicide Ideation Detection Through Online Conversational Context","publication_year":2022,"publication_date":"2022-07-06","ids":{"openalex":"https://openalex.org/W4284707425","doi":"https://doi.org/10.1145/3477495.3532068"},"language":"en","primary_location":{"id":"doi:10.1145/3477495.3532068","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3477495.3532068","pdf_url":null,"source":{"id":"https://openalex.org/S4363608773","display_name":"Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval","raw_type":"proceedings-article"},"type":"conference-paper","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/A5112446481","display_name":"Ramit Sawhney","orcid":null},"institutions":[{"id":"https://openalex.org/I130701444","display_name":"Georgia Institute of Technology","ror":"https://ror.org/01zkghx44","country_code":"US","type":"education","lineage":["https://openalex.org/I130701444"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ramit Sawhney","raw_affiliation_strings":["Georgia Institute of Technology &amp; Conversational AI and Social Analytics (CAISA) Lab, University of Marburg, Atlanta, GA, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Georgia Institute of Technology &amp; Conversational AI and Social Analytics (CAISA) Lab, University of Marburg, Atlanta, GA, USA","institution_ids":["https://openalex.org/I130701444"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006675144","display_name":"Shivam Agarwal","orcid":"https://orcid.org/0000-0003-3158-2624"},"institutions":[{"id":"https://openalex.org/I157725225","display_name":"University of Illinois Urbana-Champaign","ror":"https://ror.org/047426m28","country_code":"US","type":"education","lineage":["https://openalex.org/I157725225"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shivam Agarwal","raw_affiliation_strings":["University of Illinois at Urbana-Champaign &amp; Conversational AI and Social Analytics (CAISA) Lab, University of Marburg, Urbana-Champaign, IL, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Illinois at Urbana-Champaign &amp; Conversational AI and Social Analytics (CAISA) Lab, University of Marburg, Urbana-Champaign, IL, USA","institution_ids":["https://openalex.org/I157725225"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006633780","display_name":"Atula Tejaswi Neerkaje","orcid":"https://orcid.org/0000-0001-5272-069X"},"institutions":[{"id":"https://openalex.org/I161103922","display_name":"Philipps University of Marburg","ror":"https://ror.org/01rdrb571","country_code":"DE","type":"education","lineage":["https://openalex.org/I161103922"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Atula Tejaswi Neerkaje","raw_affiliation_strings":["Conversational AI and Social Analytics (CAISA) Lab, University of Marburg, Marburg, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Conversational AI and Social Analytics (CAISA) Lab, University of Marburg, Marburg, Germany","institution_ids":["https://openalex.org/I161103922"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010341007","display_name":"\u039d\u03b9\u03ba\u03cc\u03bb\u03b1\u03bf\u03c2 \u0391\u03bb\u03ad\u03c4\u03c1\u03b1\u03c2","orcid":"https://orcid.org/0000-0003-4285-1965"},"institutions":[{"id":"https://openalex.org/I91136226","display_name":"University of Sheffield","ror":"https://ror.org/05krs5044","country_code":"GB","type":"education","lineage":["https://openalex.org/I91136226"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Nikolaos Aletras","raw_affiliation_strings":["University of Sheffield, Sheffield, United Kingdom"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Sheffield, Sheffield, United Kingdom","institution_ids":["https://openalex.org/I91136226"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012055259","display_name":"Preslav Nakov","orcid":"https://orcid.org/0000-0002-3600-1510"},"institutions":[{"id":"https://openalex.org/I1301390666","display_name":"Qatar Airways (Qatar)","ror":"https://ror.org/01hx00y13","country_code":"QA","type":"company","lineage":["https://openalex.org/I1301390666"]}],"countries":["QA"],"is_corresponding":false,"raw_author_name":"Preslav Nakov","raw_affiliation_strings":["Qatar Computing Research Institute, HBKU, Doha, Qatar"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Qatar Computing Research Institute, HBKU, Doha, Qatar","institution_ids":["https://openalex.org/I1301390666"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080764714","display_name":"Lucie Flek","orcid":"https://orcid.org/0000-0002-5995-8454"},"institutions":[{"id":"https://openalex.org/I161103922","display_name":"Philipps University of Marburg","ror":"https://ror.org/01rdrb571","country_code":"DE","type":"education","lineage":["https://openalex.org/I161103922"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Lucie Flek","raw_affiliation_strings":["Conversational AI and Social Analytics (CAISA) Lab, University of Marburg, Marburg, Germany"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Conversational AI and Social Analytics (CAISA) Lab, University of Marburg, Marburg, Germany","institution_ids":["https://openalex.org/I161103922"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":5,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":9.0096,"has_fulltext":false,"cited_by_count":23,"citation_normalized_percentile":{"value":0.98465856,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":95,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"1716","last_page":"1727"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12488","display_name":"Mental Health via Writing","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T12488","display_name":"Mental Health via Writing","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T13283","display_name":"Mental Health Research Topics","score":0.9919999837875366,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10376","display_name":"Suicide and Self-Harm Studies","score":0.983299970626831,"subfield":{"id":"https://openalex.org/subfields/3203","display_name":"Clinical Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/conversation","display_name":"Conversation","score":0.7944953441619873},{"id":"https://openalex.org/keywords/timeline","display_name":"Timeline","score":0.7139109969139099},{"id":"https://openalex.org/keywords/social-media","display_name":"Social media","score":0.6694623231887817},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6320949792861938},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.6225525140762329},{"id":"https://openalex.org/keywords/online-community","display_name":"Online community","score":0.47197800874710083},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.3464130461215973},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.3441659212112427},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.3393361568450928},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.33162879943847656},{"id":"https://openalex.org/keywords/psychology","display_name":"Psychology","score":0.31560516357421875},{"id":"https://openalex.org/keywords/communication","display_name":"Communication","score":0.09374526143074036}],"concepts":[{"id":"https://openalex.org/C2777200299","wikidata":"https://www.wikidata.org/wiki/Q52943","display_name":"Conversation","level":2,"score":0.7944953441619873},{"id":"https://openalex.org/C4438859","wikidata":"https://www.wikidata.org/wiki/Q186117","display_name":"Timeline","level":2,"score":0.7139109969139099},{"id":"https://openalex.org/C518677369","wikidata":"https://www.wikidata.org/wiki/Q202833","display_name":"Social media","level":2,"score":0.6694623231887817},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6320949792861938},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.6225525140762329},{"id":"https://openalex.org/C2778165684","wikidata":"https://www.wikidata.org/wiki/Q6576792","display_name":"Online community","level":2,"score":0.47197800874710083},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.3464130461215973},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.3441659212112427},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.3393361568450928},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.33162879943847656},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.31560516357421875},{"id":"https://openalex.org/C46312422","wikidata":"https://www.wikidata.org/wiki/Q11024","display_name":"Communication","level":1,"score":0.09374526143074036},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C95457728","wikidata":"https://www.wikidata.org/wiki/Q309","display_name":"History","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3477495.3532068","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3477495.3532068","pdf_url":null,"source":{"id":"https://openalex.org/S4363608773","display_name":"Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 45th International ACM SIGIR Conference on Research and Development in Information Retrieval","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":82,"referenced_works":["https://openalex.org/W633918549","https://openalex.org/W1495512916","https://openalex.org/W1604265591","https://openalex.org/W1888477366","https://openalex.org/W1922396948","https://openalex.org/W1979552911","https://openalex.org/W1999908587","https://openalex.org/W2003051109","https://openalex.org/W2007086802","https://openalex.org/W2018934112","https://openalex.org/W2053479646","https://openalex.org/W2069849731","https://openalex.org/W2083944372","https://openalex.org/W2085891480","https://openalex.org/W2086182666","https://openalex.org/W2090802501","https://openalex.org/W2097082856","https://openalex.org/W2098695921","https://openalex.org/W2130354913","https://openalex.org/W2139575250","https://openalex.org/W2155258238","https://openalex.org/W2199357291","https://openalex.org/W2281420995","https://openalex.org/W2291227510","https://openalex.org/W2343924930","https://openalex.org/W2370264397","https://openalex.org/W2405042511","https://openalex.org/W2470525728","https://openalex.org/W2483327705","https://openalex.org/W2489334776","https://openalex.org/W2489406233","https://openalex.org/W2507349564","https://openalex.org/W2535287707","https://openalex.org/W2560674852","https://openalex.org/W2573117290","https://openalex.org/W2589055081","https://openalex.org/W2605659599","https://openalex.org/W2742491462","https://openalex.org/W2788235048","https://openalex.org/W2794338426","https://openalex.org/W2807452501","https://openalex.org/W2883617657","https://openalex.org/W2897903386","https://openalex.org/W2898589647","https://openalex.org/W2908543495","https://openalex.org/W2944606605","https://openalex.org/W2949381934","https://openalex.org/W2950720493","https://openalex.org/W2963196945","https://openalex.org/W2963351448","https://openalex.org/W2963841265","https://openalex.org/W2963960843","https://openalex.org/W2970205254","https://openalex.org/W2977886427","https://openalex.org/W2981984641","https://openalex.org/W2982490267","https://openalex.org/W2985225248","https://openalex.org/W2988353523","https://openalex.org/W3013019311","https://openalex.org/W3017206076","https://openalex.org/W3019689648","https://openalex.org/W3035244157","https://openalex.org/W3035509916","https://openalex.org/W3041412367","https://openalex.org/W3047499445","https://openalex.org/W3049104485","https://openalex.org/W3088524227","https://openalex.org/W3105623222","https://openalex.org/W3115830738","https://openalex.org/W3135161617","https://openalex.org/W3154219437","https://openalex.org/W3163629447","https://openalex.org/W3167447905","https://openalex.org/W3182988776","https://openalex.org/W4212774754","https://openalex.org/W4220757217","https://openalex.org/W4240718682","https://openalex.org/W4244709323","https://openalex.org/W4298854966","https://openalex.org/W4299527668","https://openalex.org/W4310895557","https://openalex.org/W6767121309"],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W3110721388","https://openalex.org/W78714708","https://openalex.org/W3152940359","https://openalex.org/W2496949096","https://openalex.org/W2186866056","https://openalex.org/W2091279690","https://openalex.org/W2146520426","https://openalex.org/W2361621707"],"abstract_inverted_index":{"Social":[0],"media":[1],"enable":[2],"users":[3,167],"to":[4,16,20,41,62,99,151,170,203,265],"share":[5],"their":[6,38,43],"feelings":[7],"and":[8,35,79,178,215,236,244],"emotional":[9,44],"struggles.":[10],"They":[11],"also":[12,251],"offer":[13],"an":[14,85,260],"opportunity":[15],"provide":[17],"community":[18,70,78,172],"support":[19],"suicidal":[21,166],"users.":[22,268],"Recent":[23],"studies":[24,145],"on":[25,107,117,175,218],"suicide":[26,195],"risk":[27],"assessment":[28],"have":[29],"explored":[30],"the":[31,77,101,140,153,158,200,205,254,257],"user's":[32],"historic":[33],"timeline":[34],"information":[36],"from":[37,68],"social":[39,108],"network":[40],"analyze":[42],"state.":[45,93],"However,":[46,94],"such":[47,73],"methods":[48],"often":[49],"require":[50],"a":[51,80,114,118,123,128,184,190,239,245],"large":[52],"amount":[53],"of":[54,104,125,132,160,163,208],"user-centric":[55],"data.":[56],"A":[57],"less":[58,191,233],"intrusive":[59],"alternative":[60],"is":[61,84,96,149,189],"only":[63],"use":[64],"conversation":[65,105,141],"trees":[66,106],"arising":[67],"online":[69,74,171,209],"responses.":[71],"Modeling":[72],"conversations":[75],"between":[76],"person":[81],"in":[82,120,136,139,157],"distress":[83],"important":[86,150,264],"context":[87],"for":[88,194],"understanding":[89],"that":[90,147,224,253],"person's":[91],"mental":[92],"it":[95,148],"not":[97],"trivial":[98],"model":[100,248],"vast":[102,161],"number":[103,131],"media,":[109],"since":[110,165],"each":[111],"comment":[112],"has":[113],"diverse":[115],"influence":[116],"user":[119],"distress.":[121],"Typically,":[122],"handful":[124],"comments/posts":[126],"receive":[127],"significantly":[129],"high":[130],"replies,":[133],"which":[134,188],"results":[135],"scale-free":[137,206],"dynamics":[138,207],"tree.":[142],"Moreover,":[143],"psychological":[144,179],"suggested":[146],"capture":[152],"fine-grained":[154],"temporal":[155],"irregularities":[156],"release":[159],"volumes":[162],"comments,":[164],"react":[168],"quickly":[169],"support.":[173],"Building":[174],"these":[176],"limitations":[177],"studies,":[180],"we":[181,222],"propose":[182],"HCN,":[183],"Hyperbolic":[185],"Conversation":[186],"Network,":[187],"user-intrusive":[192],"method":[193],"ideation":[196],"detection.":[197],"HCN":[198,225],"leverages":[199],"hyperbolic":[201],"space":[202],"represent":[204],"conversations.":[210],"Through":[211],"extensive":[212],"quantitative,":[213],"qualitative,":[214],"ablative":[216],"experiments":[217],"real-world":[219],"Twitter":[220],"data,":[221,235],"find":[223,252],"outperforms":[226],"state-of-the":[227],"art":[228],"methods,":[229],"while":[230,237],"using":[231],"98%":[232],"user-specific":[234],"maintaining":[238],"74%":[240],"lower":[241],"carbon":[242],"footprint":[243],"94%":[246],"smaller":[247],"size.":[249],"We":[250],"comments":[255],"within":[256],"first":[258],"half":[259],"hour":[261],"are":[262],"most":[263],"identify":[266],"at-risk":[267]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":10},{"year":2022,"cited_by_count":3}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}
