{"id":"https://openalex.org/W2980819317","doi":"https://doi.org/10.4018/ijwltt.2020010101","title":"A Hierarchical Stratagem for Classification of String Instrument","display_name":"A Hierarchical Stratagem for Classification of String Instrument","publication_year":2019,"publication_date":"2019-10-15","ids":{"openalex":"https://openalex.org/W2980819317","doi":"https://doi.org/10.4018/ijwltt.2020010101","mag":"2980819317"},"language":"en","primary_location":{"id":"doi:10.4018/ijwltt.2020010101","is_oa":true,"landing_page_url":"https://doi.org/10.4018/ijwltt.2020010101","pdf_url":"https://www.igi-global.com/ViewTitle.aspx?TitleId=240157&isxn=9781799803966","source":{"id":"https://openalex.org/S76665588","display_name":"International Journal of Web-Based Learning and Teaching Technologies","issn_l":"1548-1093","issn":["1548-1093","1548-1107"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320424","host_organization_name":"IGI Global","host_organization_lineage":["https://openalex.org/P4310320424"],"host_organization_lineage_names":["IGI Global"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Web-Based Learning and Teaching Technologies","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://www.igi-global.com/ViewTitle.aspx?TitleId=240157&isxn=9781799803966","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033536318","display_name":"Arijit Ghosal","orcid":"https://orcid.org/0000-0002-6592-2001"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Arijit Ghosal","raw_affiliation_strings":["St. Thomas' College of Engineering & Technology, Kolkata, India"],"raw_orcid":"https://orcid.org/0000-0002-6592-2001","affiliations":[{"raw_affiliation_string":"St. Thomas' College of Engineering & Technology, Kolkata, India","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001988841","display_name":"Suchibrota Dutta","orcid":null},"institutions":[{"id":"https://openalex.org/I61702852","display_name":"Royal University of Bhutan","ror":"https://ror.org/03hqan520","country_code":"BT","type":"education","lineage":["https://openalex.org/I61702852"]}],"countries":["BT"],"is_corresponding":false,"raw_author_name":"Suchibrota Dutta","raw_affiliation_strings":["Royal Thimphu College, Thimphu, Bhutan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Royal Thimphu College, Thimphu, Bhutan","institution_ids":["https://openalex.org/I61702852"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5002802532","display_name":"Debanjan Banerjee","orcid":"https://orcid.org/0000-0001-8152-9798"},"institutions":[{"id":"https://openalex.org/I2799306724","display_name":"Ramakrishna Mission Vidyamandira","ror":"https://ror.org/019wbnq12","country_code":"IN","type":"other","lineage":["https://openalex.org/I2799306724"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Debanjan Banerjee","raw_affiliation_strings":["Sarva Siksha Mission, Kolkata, India"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sarva Siksha Mission, Kolkata, India","institution_ids":["https://openalex.org/I2799306724"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5033536318"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.11445967,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"15","issue":"1","first_page":"1","last_page":"23"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11309","display_name":"Music and Audio Processing","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11309","display_name":"Music and Audio Processing","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10860","display_name":"Speech and Audio Processing","score":0.9979000091552734,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11349","display_name":"Music Technology and Sound Studies","score":0.9959999918937683,"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/mel-frequency-cepstrum","display_name":"Mel-frequency cepstrum","score":0.7738730311393738},{"id":"https://openalex.org/keywords/string","display_name":"String (physics)","score":0.7372250556945801},{"id":"https://openalex.org/keywords/categorization","display_name":"Categorization","score":0.6525852680206299},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6407003998756409},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5685089230537415},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.5345026254653931},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.5229926109313965},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.4998452663421631},{"id":"https://openalex.org/keywords/naive-bayes-classifier","display_name":"Naive Bayes classifier","score":0.4640319347381592},{"id":"https://openalex.org/keywords/musical-instrument","display_name":"Musical instrument","score":0.45189523696899414},{"id":"https://openalex.org/keywords/envelope","display_name":"Envelope (radar)","score":0.4460080862045288},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.41982170939445496},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.4188666045665741},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.4108901619911194},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21027541160583496},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.1450302004814148},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.09445875883102417}],"concepts":[{"id":"https://openalex.org/C151989614","wikidata":"https://www.wikidata.org/wiki/Q440370","display_name":"Mel-frequency cepstrum","level":3,"score":0.7738730311393738},{"id":"https://openalex.org/C157486923","wikidata":"https://www.wikidata.org/wiki/Q1376436","display_name":"String (physics)","level":2,"score":0.7372250556945801},{"id":"https://openalex.org/C94124525","wikidata":"https://www.wikidata.org/wiki/Q912550","display_name":"Categorization","level":2,"score":0.6525852680206299},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6407003998756409},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5685089230537415},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.5345026254653931},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5229926109313965},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.4998452663421631},{"id":"https://openalex.org/C52001869","wikidata":"https://www.wikidata.org/wiki/Q812530","display_name":"Naive Bayes classifier","level":3,"score":0.4640319347381592},{"id":"https://openalex.org/C2983311337","wikidata":"https://www.wikidata.org/wiki/Q34379","display_name":"Musical instrument","level":2,"score":0.45189523696899414},{"id":"https://openalex.org/C65155139","wikidata":"https://www.wikidata.org/wiki/Q5380912","display_name":"Envelope (radar)","level":3,"score":0.4460080862045288},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.41982170939445496},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.4188666045665741},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.4108901619911194},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21027541160583496},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.1450302004814148},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09445875883102417},{"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/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.4018/ijwltt.2020010101","is_oa":true,"landing_page_url":"https://doi.org/10.4018/ijwltt.2020010101","pdf_url":"https://www.igi-global.com/ViewTitle.aspx?TitleId=240157&isxn=9781799803966","source":{"id":"https://openalex.org/S76665588","display_name":"International Journal of Web-Based Learning and Teaching Technologies","issn_l":"1548-1093","issn":["1548-1093","1548-1107"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320424","host_organization_name":"IGI Global","host_organization_lineage":["https://openalex.org/P4310320424"],"host_organization_lineage_names":["IGI Global"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Web-Based Learning and Teaching Technologies","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:igg:jwltt0:v:15:y:2020:i:1:p:1-23","is_oa":false,"landing_page_url":"https://services.igi-global.com/resolvedoi/resolve.aspx?doi=10.4018/IJWLTT.2020010101","pdf_url":null,"source":{"id":"https://openalex.org/S4306401271","display_name":"RePEc: Research Papers in Economics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I77793887","host_organization_name":"Federal Reserve Bank of St. Louis","host_organization_lineage":["https://openalex.org/I77793887"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"doi:10.4018/ijwltt.2020010101","is_oa":true,"landing_page_url":"https://doi.org/10.4018/ijwltt.2020010101","pdf_url":"https://www.igi-global.com/ViewTitle.aspx?TitleId=240157&isxn=9781799803966","source":{"id":"https://openalex.org/S76665588","display_name":"International Journal of Web-Based Learning and Teaching Technologies","issn_l":"1548-1093","issn":["1548-1093","1548-1107"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320424","host_organization_name":"IGI Global","host_organization_lineage":["https://openalex.org/P4310320424"],"host_organization_lineage_names":["IGI Global"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Web-Based Learning and Teaching Technologies","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2980819317.pdf","grobid_xml":"https://content.openalex.org/works/W2980819317.grobid-xml"},"referenced_works_count":25,"referenced_works":["https://openalex.org/W52113430","https://openalex.org/W806587654","https://openalex.org/W1499705833","https://openalex.org/W1540613698","https://openalex.org/W1564419782","https://openalex.org/W1975745620","https://openalex.org/W1990798644","https://openalex.org/W2029049232","https://openalex.org/W2031263473","https://openalex.org/W2047870254","https://openalex.org/W2052382881","https://openalex.org/W2062898807","https://openalex.org/W2088518099","https://openalex.org/W2101072852","https://openalex.org/W2113919171","https://openalex.org/W2117411929","https://openalex.org/W2120809168","https://openalex.org/W2139494879","https://openalex.org/W2142099866","https://openalex.org/W2162394719","https://openalex.org/W2164968193","https://openalex.org/W2244839391","https://openalex.org/W2397982891","https://openalex.org/W2539124506","https://openalex.org/W2584348381"],"related_works":["https://openalex.org/W2921344368","https://openalex.org/W1503150487","https://openalex.org/W4213322722","https://openalex.org/W2051951445","https://openalex.org/W2783599290","https://openalex.org/W2152770350","https://openalex.org/W2118092037","https://openalex.org/W4238748865","https://openalex.org/W2054696994","https://openalex.org/W4244783347"],"abstract_inverted_index":{"Automatic":[0],"recognition":[1],"of":[2,31,41,60,63,96,114,123],"instrument":[3,125],"types":[4],"from":[5,109],"an":[6,124],"audio":[7],"signal":[8],"is":[9,18,70,82],"a":[10,13,71,79,99,135,139,158],"challenging":[11,19],"and":[12,29,164],"promising":[14],"research":[15],"topic.":[16],"It":[17],"as":[20],"there":[21],"has":[22],"been":[23,49,55,145,169],"work":[24],"performed":[25],"in":[26,34,98,117,152],"this":[27,77],"domain":[28],"because":[30],"its":[32],"applications":[33],"the":[35,58,94,110,118,130,153],"music":[36],"industry.":[37],"Different":[38],"broad":[39,112],"categories":[40,62,113],"instruments":[42,87,116,151],"like":[43],"strings,":[44],"woodwinds,":[45],"etc.,":[46],"have":[47,54,144,168],"already":[48],"identified.":[50],"Very":[51],"few":[52],"works":[53],"done":[56],"for":[57],"sub-categorization":[59],"different":[61,111],"instruments.":[64],"Mel":[65],"Frequency":[66],"Cepstral":[67],"Coefficients":[68],"(MFCC)":[69],"frequently":[72],"used":[73],"acoustic":[74],"feature.":[75],"In":[76],"work,":[78],"hierarchical":[80],"scheme":[81],"proposed":[83],"to":[84,107,147],"classify":[85],"string":[86,115,150],"without":[88],"using":[89],"MFCC-based":[90],"features.":[91],"Chroma":[92],"reflects":[93],"strength":[95],"notes":[97],"Western":[100],"12-note":[101],"scale.":[102],"Chroma-based":[103],"features":[104,143],"are":[105],"able":[106],"differentiate":[108],"first":[119],"level.":[120,155],"The":[121],"identity":[122],"can":[126],"be":[127],"traced":[128],"through":[129],"sound":[131],"envelope":[132],"produced":[133],"by":[134],"note":[136],"which":[137],"bears":[138],"certain":[140],"pitch.":[141],"Pitch-based":[142],"considered":[146],"further":[148],"sub-classify":[149],"second":[154],"To":[156],"classify,":[157],"neural":[159],"network,":[160],"k-NN,":[161],"Na\u00efve":[162],"Bayes'":[163],"Support":[165],"Vector":[166],"Machine":[167],"used.":[170]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
