{"id":"https://openalex.org/W1496598549","doi":"https://doi.org/10.1007/3-540-46846-3_22","title":"Automatic Detection of Geomagnetic Sudden Commencement Using Lifting Wavelet Filters","display_name":"Automatic Detection of Geomagnetic Sudden Commencement Using Lifting Wavelet Filters","publication_year":1999,"publication_date":"1999-01-01","ids":{"openalex":"https://openalex.org/W1496598549","doi":"https://doi.org/10.1007/3-540-46846-3_22","mag":"1496598549"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-46846-3_22","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-46846-3_22","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","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/A5102955056","display_name":"Shigeru Takano","orcid":"https://orcid.org/0000-0002-2123-205X"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Shigeru Takano","raw_affiliation_strings":["Department of Informatics, Kyushu University, Kasuga, 816-8580, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Informatics, Kyushu University, Kasuga, 816-8580, Japan","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091039790","display_name":"Teruya Minamoto","orcid":"https://orcid.org/0000-0001-6081-2324"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Teruya Minamoto","raw_affiliation_strings":["Department of Informatics, Kyushu University, Kasuga, 816-8580, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Informatics, Kyushu University, Kasuga, 816-8580, Japan","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042449528","display_name":"Hiroki Arimura","orcid":"https://orcid.org/0000-0002-2701-0271"},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroki Arimura","raw_affiliation_strings":["Department of Informatics, Kyushu University, Kasuga, 816-8580, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Informatics, Kyushu University, Kasuga, 816-8580, Japan","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072665896","display_name":"Koichi Niijima","orcid":null},"institutions":[{"id":"https://openalex.org/I135598925","display_name":"Kyushu University","ror":"https://ror.org/00p4k0j84","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Koichi Niijima","raw_affiliation_strings":["Department of Informatics, Kyushu University, Kasuga, 816-8580, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Informatics, Kyushu University, Kasuga, 816-8580, Japan","institution_ids":["https://openalex.org/I135598925"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063357446","display_name":"T. Iyemori","orcid":"https://orcid.org/0000-0002-3648-0697"},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Toshihiko Iyemori","raw_affiliation_strings":["Graduate School of Science, Kyoto University, Kyoto, 606-8502, Japan"],"affiliations":[{"raw_affiliation_string":"Graduate School of Science, Kyoto University, Kyoto, 606-8502, Japan","institution_ids":["https://openalex.org/I22299242"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103262027","display_name":"Tohru Araki","orcid":"https://orcid.org/0000-0001-5519-0225"},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tohru Araki","raw_affiliation_strings":["Graduate School of Science, Kyoto University, Kyoto, 606-8502, Japan"],"affiliations":[{"raw_affiliation_string":"Graduate School of Science, Kyoto University, Kyoto, 606-8502, Japan","institution_ids":["https://openalex.org/I22299242"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5102955056"],"corresponding_institution_ids":["https://openalex.org/I135598925"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":0.3771,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.60992218,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"242","last_page":"251"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11786","display_name":"Geomagnetism and Paleomagnetism Studies","score":0.984499990940094,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T11786","display_name":"Geomagnetism and Paleomagnetism Studies","score":0.984499990940094,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10572","display_name":"Geophysical and Geoelectrical Methods","score":0.9839000105857849,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12424","display_name":"Earthquake Detection and Analysis","score":0.9769999980926514,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/wavelet","display_name":"Wavelet","score":0.8688938617706299},{"id":"https://openalex.org/keywords/biorthogonal-system","display_name":"Biorthogonal system","score":0.6492246389389038},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6460590362548828},{"id":"https://openalex.org/keywords/biorthogonal-wavelet","display_name":"Biorthogonal wavelet","score":0.6240745186805725},{"id":"https://openalex.org/keywords/earths-magnetic-field","display_name":"Earth's magnetic field","score":0.5286325216293335},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.5241637229919434},{"id":"https://openalex.org/keywords/wavelet-packet-decomposition","display_name":"Wavelet packet decomposition","score":0.5152247548103333},{"id":"https://openalex.org/keywords/wavelet-transform","display_name":"Wavelet transform","score":0.5056116580963135},{"id":"https://openalex.org/keywords/lifting-scheme","display_name":"Lifting scheme","score":0.46607041358947754},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4452638030052185},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.42786356806755066},{"id":"https://openalex.org/keywords/speech-recognition","display_name":"Speech recognition","score":0.33544057607650757},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.08501619100570679}],"concepts":[{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.8688938617706299},{"id":"https://openalex.org/C158453530","wikidata":"https://www.wikidata.org/wiki/Q864692","display_name":"Biorthogonal system","level":4,"score":0.6492246389389038},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6460590362548828},{"id":"https://openalex.org/C2778869661","wikidata":"https://www.wikidata.org/wiki/Q4915256","display_name":"Biorthogonal wavelet","level":5,"score":0.6240745186805725},{"id":"https://openalex.org/C199635899","wikidata":"https://www.wikidata.org/wiki/Q6500960","display_name":"Earth's magnetic field","level":3,"score":0.5286325216293335},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.5241637229919434},{"id":"https://openalex.org/C155777637","wikidata":"https://www.wikidata.org/wiki/Q2736187","display_name":"Wavelet packet decomposition","level":4,"score":0.5152247548103333},{"id":"https://openalex.org/C196216189","wikidata":"https://www.wikidata.org/wiki/Q2867","display_name":"Wavelet transform","level":3,"score":0.5056116580963135},{"id":"https://openalex.org/C199550912","wikidata":"https://www.wikidata.org/wiki/Q3238415","display_name":"Lifting scheme","level":5,"score":0.46607041358947754},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4452638030052185},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.42786356806755066},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.33544057607650757},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.08501619100570679},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/3-540-46846-3_22","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-46846-3_22","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"is_oa":false,"is_in_doaj":false,"is_core":true,"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1494985239","https://openalex.org/W2106054066","https://openalex.org/W2117188745","https://openalex.org/W2145910025","https://openalex.org/W2146794765","https://openalex.org/W2160627419","https://openalex.org/W2164291014","https://openalex.org/W2283883543"],"related_works":["https://openalex.org/W2016058047","https://openalex.org/W1774449297","https://openalex.org/W2380670016","https://openalex.org/W1975523618","https://openalex.org/W2389244263","https://openalex.org/W2386462288","https://openalex.org/W1586959851","https://openalex.org/W2114490991","https://openalex.org/W2143594841","https://openalex.org/W1590155119"],"abstract_inverted_index":null,"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":3},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}