{"id":"https://openalex.org/W4391953419","doi":"https://doi.org/10.1109/access.2024.3368382","title":"Advanced NLP Models for Technical University Information Chatbots: Development and Comparative Analysis","display_name":"Advanced NLP Models for Technical University Information Chatbots: Development and Comparative Analysis","publication_year":2024,"publication_date":"2024-01-01","ids":{"openalex":"https://openalex.org/W4391953419","doi":"https://doi.org/10.1109/access.2024.3368382"},"language":"en","primary_location":{"id":"doi:10.1109/access.2024.3368382","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3368382","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10440622.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10440622.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5045416276","display_name":"Girija Attigeri","orcid":"https://orcid.org/0000-0002-0899-5781"},"institutions":[{"id":"https://openalex.org/I164861460","display_name":"Manipal Academy of Higher Education","ror":"https://ror.org/02xzytt36","country_code":"IN","type":"education","lineage":["https://openalex.org/I164861460"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Girija Attigeri","raw_affiliation_strings":["Department of Information and Communication Technology, Manipal Institute of Technology, Manipal Academy of Higher Education, Manipal, Karnataka, India"],"raw_orcid":"https://orcid.org/0000-0002-0899-5781","affiliations":[{"raw_affiliation_string":"Department of Information and Communication Technology, Manipal Institute of Technology, Manipal Academy of Higher Education, Manipal, Karnataka, India","institution_ids":["https://openalex.org/I164861460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004659592","display_name":"Ankit Agrawal","orcid":"https://orcid.org/0000-0002-5519-0302"},"institutions":[{"id":"https://openalex.org/I164861460","display_name":"Manipal Academy of Higher Education","ror":"https://ror.org/02xzytt36","country_code":"IN","type":"education","lineage":["https://openalex.org/I164861460"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Ankit Agrawal","raw_affiliation_strings":["Department of Information and Communication Technology, Manipal Institute of Technology, Manipal Academy of Higher Education, Manipal, Karnataka, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Information and Communication Technology, Manipal Institute of Technology, Manipal Academy of Higher Education, Manipal, Karnataka, India","institution_ids":["https://openalex.org/I164861460"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5059908108","display_name":"Sucheta V. Kolekar","orcid":"https://orcid.org/0000-0003-2642-6088"},"institutions":[{"id":"https://openalex.org/I164861460","display_name":"Manipal Academy of Higher Education","ror":"https://ror.org/02xzytt36","country_code":"IN","type":"education","lineage":["https://openalex.org/I164861460"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Sucheta V. Kolekar","raw_affiliation_strings":["Department of Information and Communication Technology, Manipal Institute of Technology, Manipal Academy of Higher Education, Manipal, Karnataka, India"],"raw_orcid":"https://orcid.org/0000-0003-2642-6088","affiliations":[{"raw_affiliation_string":"Department of Information and Communication Technology, Manipal Institute of Technology, Manipal Academy of Higher Education, Manipal, Karnataka, India","institution_ids":["https://openalex.org/I164861460"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1850,"currency":"USD","value_usd":1850},"apc_paid":{"value":1850,"currency":"USD","value_usd":1850},"fwci":12.2186,"has_fulltext":true,"cited_by_count":40,"citation_normalized_percentile":{"value":0.98881999,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"12","issue":null,"first_page":"29633","last_page":"29647"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12128","display_name":"AI in Service Interactions","score":0.9990000128746033,"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"}},"topics":[{"id":"https://openalex.org/T12128","display_name":"AI in Service Interactions","score":0.9990000128746033,"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"}},{"id":"https://openalex.org/T10028","display_name":"Topic Modeling","score":0.9962000250816345,"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"}},{"id":"https://openalex.org/T10664","display_name":"Sentiment Analysis and Opinion Mining","score":0.9811000227928162,"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/computer-science","display_name":"Computer science","score":0.7213448286056519},{"id":"https://openalex.org/keywords/natural-language-processing","display_name":"Natural language processing","score":0.6755025386810303},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.6279728412628174},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.3409382700920105}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7213448286056519},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.6755025386810303},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.6279728412628174},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.3409382700920105}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/access.2024.3368382","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3368382","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10440622.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:cc9c114fb00c4445a23358b699cab3c0","is_oa":true,"landing_page_url":"https://doaj.org/article/cc9c114fb00c4445a23358b699cab3c0","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","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":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IEEE Access, Vol 12, Pp 29633-29647 (2024)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1109/access.2024.3368382","is_oa":true,"landing_page_url":"https://doi.org/10.1109/access.2024.3368382","pdf_url":"https://ieeexplore.ieee.org/ielx7/6287639/6514899/10440622.pdf","source":{"id":"https://openalex.org/S2485537415","display_name":"IEEE Access","issn_l":"2169-3536","issn":["2169-3536"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Access","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4391953419.pdf","grobid_xml":"https://content.openalex.org/works/W4391953419.grobid-xml"},"referenced_works_count":34,"referenced_works":["https://openalex.org/W34289060","https://openalex.org/W2095705004","https://openalex.org/W2184224358","https://openalex.org/W2271840356","https://openalex.org/W2431184644","https://openalex.org/W2772103329","https://openalex.org/W2806402810","https://openalex.org/W2883730939","https://openalex.org/W2891778370","https://openalex.org/W2939913885","https://openalex.org/W2966327596","https://openalex.org/W2978601735","https://openalex.org/W3006475366","https://openalex.org/W3037109418","https://openalex.org/W3043276801","https://openalex.org/W3091814041","https://openalex.org/W3103891289","https://openalex.org/W3127351565","https://openalex.org/W3144701084","https://openalex.org/W3150153960","https://openalex.org/W3168885973","https://openalex.org/W3169175990","https://openalex.org/W3181976586","https://openalex.org/W3182408230","https://openalex.org/W3189484115","https://openalex.org/W3214177658","https://openalex.org/W3216468767","https://openalex.org/W6601375173","https://openalex.org/W6674330103","https://openalex.org/W6694517276","https://openalex.org/W6717786217","https://openalex.org/W6767147165","https://openalex.org/W6774226830","https://openalex.org/W6792814581"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W3204019825"],"abstract_inverted_index":{"The":[0],"process":[1,33,156],"to":[2,37,60,97,137,142,179,190],"obtain":[3],"the":[4,13,24,52,89,93,139,143,154,158,172,213,235,253,268],"information":[5,22,39,54,165],"about":[6,23,40,82],"university/institute":[7,30],"is":[8,92,110,147,234,257],"a":[9,123,181,244,271],"critical":[10],"stage":[11],"in":[12,78],"academic":[14,84],"journey":[15],"of":[16,51,157,174,249,270],"prospective":[17],"students":[18],"who":[19],"are":[20],"seeking":[21],"specific":[25],"courses":[26],"which":[27,115],"makes":[28],"that":[29,218,260],"unique.":[31],"This":[32,125],"begins":[34],"with":[35,118],"exploration":[36],"general":[38],"universities":[41,74],"through":[42],"websites,":[43],"rankings,":[44],"and":[45,62,70,100,120,166,187,209,227,231,255,263],"brochures":[46],"from":[47],"various":[48,184],"sources.":[49],"Most":[50],"time,":[53],"available":[55],"on":[56,104],"different":[57],"sources":[58],"leads":[59],"discrepancies":[61],"influences":[63],"student\u2019s":[64,144],"decisions.":[65],"By":[66],"addressing":[67],"inquiries":[68],"promptly":[69],"providing":[71],"valuable":[72],"information,":[73],"can":[75,116,121,127,167,251],"guide":[76],"individuals":[77],"making":[79],"informed":[80],"choices":[81],"their":[83],"future.":[85],"To":[86],"address":[87],"this,":[88],"chatbot":[90,109],"application":[91],"most":[94,236,258],"effective":[95],"tool":[96,114,126],"be":[98,128,168,267],"implemented":[99,129,201],"make":[101],"it":[102,161,215,240,256],"functional":[103,106],"university\u2019s":[105],"website.":[107],"A":[108],"an":[111],"artificially":[112],"intelligent":[113],"interact":[117],"humans":[119],"mimic":[122],"conversation.":[124],"using":[130,183,202],"advanced":[131],"Natural":[132],"Language":[133],"Processing":[134],"(NLP)":[135],"models":[136,186,199,221],"provide":[138,163],"pre-defined":[140],"answers":[141],"queries.":[145],"Chat-bot":[146],"very":[148],"helpful":[149],"for":[150,273],"query":[151],"resolution":[152],"during":[153],"counseling":[155],"institute":[159],"as":[160],"will":[162],"official/uniform":[164],"accessed":[169],"24x7.":[170],"Therefore,":[171],"aim":[173],"this":[175,195],"research":[176],"work":[177],"was":[178,216],"implement":[180],"chat-bot":[182,198,245,272],"NLP":[185],"compare":[188],"them":[189],"identify":[191],"best":[192],"one.":[193],"In":[194],"work,":[196],"five":[197],"were":[200],"neural":[203,219],"networks,":[204],"TF-IDF":[205,226],"vectorization,":[206],"sequential":[207,232],"modeling":[208,233],"pattern":[210,228,261],"matching.":[211],"From":[212],"results,":[214],"observed":[217],"network-related":[220],"had":[222],"better":[223],"accuracy":[224],"than":[225],"matching":[229],"model,":[230],"accurate":[237],"model":[238],"because":[239],"prevents":[241],"over-fitting.":[242],"Furthermore,":[243],"having":[246],"any":[247],"kind":[248],"optimizer":[250],"improve":[252],"result":[254],"important":[259],"matching,":[262],"semantic":[264],"analysis":[265],"should":[266],"parts":[269],"real":[274],"time":[275],"scenarios.":[276]},"counts_by_year":[{"year":2026,"cited_by_count":3},{"year":2025,"cited_by_count":28},{"year":2024,"cited_by_count":9}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
