{"id":"https://openalex.org/W4200217908","doi":"https://doi.org/10.1016/j.jhydrol.2021.127299","title":"Spatiotemporal variability analysis of standardized precipitation indexed droughts using wavelet transform","display_name":"Spatiotemporal variability analysis of standardized precipitation indexed droughts using wavelet transform","publication_year":2021,"publication_date":"2021-12-13","ids":{"openalex":"https://openalex.org/W4200217908","doi":"https://doi.org/10.1016/j.jhydrol.2021.127299"},"language":"en","primary_location":{"id":"doi:10.1016/j.jhydrol.2021.127299","doi":"https://doi.org/10.1016/j.jhydrol.2021.127299","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.jhydrol.2021.127299","pdf_url":null,"source":{"id":"https://openalex.org/S55737203","display_name":"Journal of Hydrology","issn_l":"0022-1694","issn":["0022-1694","1879-2707"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-3","ki-jl-1","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Hydrology","raw_type":"journal-article"},"parent_works":[],"lineage":["https://openalex.org/W4200217908"],"child_works_count":0,"type":"article","is_traditional":true,"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/A5080010418","display_name":"Kai Lun Chong","orcid":"https://orcid.org/0000-0003-1852-3654","observed_orcids":["https://orcid.org/0000-0003-1852-3654"]},"institutions":[{"id":"https://openalex.org/I4405256456","display_name":"Universiti Tunku Abdul Rahman Sungai Long Campus","ror":"https://ror.org/046b54093","country_code":"MY","type":"education","lineage":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]},{"id":"https://openalex.org/I931681460","display_name":"Universiti Tunku Abdul Rahman","ror":"https://ror.org/050pq4m56","country_code":"MY","type":"education","lineage":["https://openalex.org/I931681460"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"K.L. Chong","raw_affiliation_strings":["Department of Civil Engineering, Lee Kong Chian Faculty of Engineering and Science, Universiti Tunku Abdul Rahman, Jalan Bandar Sg. Long, Bandar Sg. Long, 43000 Kajang, Selangor, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Civil Engineering, Lee Kong Chian Faculty of Engineering and Science, Universiti Tunku Abdul Rahman, Jalan Bandar Sg. Long, Bandar Sg. Long, 43000 Kajang, Selangor, Malaysia","institution_ids":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081710674","display_name":"Yuk Feng Huang","orcid":"https://orcid.org/0000-0001-6565-947X","observed_orcids":["https://orcid.org/0000-0001-6565-947X"]},"institutions":[{"id":"https://openalex.org/I4405256456","display_name":"Universiti Tunku Abdul Rahman Sungai Long Campus","ror":"https://ror.org/046b54093","country_code":"MY","type":"education","lineage":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]},{"id":"https://openalex.org/I931681460","display_name":"Universiti Tunku Abdul Rahman","ror":"https://ror.org/050pq4m56","country_code":"MY","type":"education","lineage":["https://openalex.org/I931681460"]}],"countries":["MY"],"is_corresponding":true,"raw_author_name":"Y.F. Huang","raw_affiliation_strings":["Department of Civil Engineering, Lee Kong Chian Faculty of Engineering and Science, Universiti Tunku Abdul Rahman, Jalan Bandar Sg. Long, Bandar Sg. Long, 43000 Kajang, Selangor, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Civil Engineering, Lee Kong Chian Faculty of Engineering and Science, Universiti Tunku Abdul Rahman, Jalan Bandar Sg. Long, Bandar Sg. Long, 43000 Kajang, Selangor, Malaysia","institution_ids":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069455833","display_name":"Chai Hoon Koo","orcid":"https://orcid.org/0000-0001-7287-3394","observed_orcids":["https://orcid.org/0000-0001-7287-3394"]},"institutions":[{"id":"https://openalex.org/I4405256456","display_name":"Universiti Tunku Abdul Rahman Sungai Long Campus","ror":"https://ror.org/046b54093","country_code":"MY","type":"education","lineage":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]},{"id":"https://openalex.org/I931681460","display_name":"Universiti Tunku Abdul Rahman","ror":"https://ror.org/050pq4m56","country_code":"MY","type":"education","lineage":["https://openalex.org/I931681460"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"C.H. Koo","raw_affiliation_strings":["Department of Civil Engineering, Lee Kong Chian Faculty of Engineering and Science, Universiti Tunku Abdul Rahman, Jalan Bandar Sg. Long, Bandar Sg. Long, 43000 Kajang, Selangor, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Civil Engineering, Lee Kong Chian Faculty of Engineering and Science, Universiti Tunku Abdul Rahman, Jalan Bandar Sg. Long, Bandar Sg. Long, 43000 Kajang, Selangor, Malaysia","institution_ids":["https://openalex.org/I4405256456","https://openalex.org/I931681460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010789167","display_name":"Ali Najah Ahmed","orcid":"https://orcid.org/0000-0002-5618-6663","observed_orcids":["https://orcid.org/0000-0002-5618-6663"]},"institutions":[{"id":"https://openalex.org/I79156528","display_name":"Universiti Tenaga Nasional","ror":"https://ror.org/03kxdn807","country_code":"MY","type":"education","lineage":["https://openalex.org/I79156528","https://openalex.org/I874769580"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Ali Najah Ahmed","raw_affiliation_strings":["Faculty of Engineering, Universiti Tenaga Nasional (UNITEN), 43000 Selangor, Malaysia","Institute of Engineering Infrastructures (IEI), Universiti Tenaga Nasional (UNITEN), 43000 Selangor, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Universiti Tenaga Nasional (UNITEN), 43000 Selangor, Malaysia","institution_ids":["https://openalex.org/I79156528"]},{"raw_affiliation_string":"Institute of Engineering Infrastructures (IEI), Universiti Tenaga Nasional (UNITEN), 43000 Selangor, Malaysia","institution_ids":["https://openalex.org/I79156528"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5008179908","display_name":"Ahmed El\u2010Shafie","orcid":"https://orcid.org/0000-0001-5018-8505","observed_orcids":["https://orcid.org/0000-0001-5018-8505"]},"institutions":[{"id":"https://openalex.org/I201726411","display_name":"United Arab Emirates University","ror":"https://ror.org/01km6p862","country_code":"AE","type":"education","lineage":["https://openalex.org/I201726411"]},{"id":"https://openalex.org/I33849332","display_name":"University of Malaya","ror":"https://ror.org/00rzspn62","country_code":"MY","type":"education","lineage":["https://openalex.org/I33849332"]}],"countries":["AE","MY"],"is_corresponding":false,"raw_author_name":"Ahmed El-Shafie","raw_affiliation_strings":["Department of Civil Engineering, Faculty of Engineering, University of Malaya, 50603 Kuala Lumpur, Malaysia","National Water Center United Arab Emirates University Al Ain, UAE"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Civil Engineering, Faculty of Engineering, University of Malaya, 50603 Kuala Lumpur, Malaysia","institution_ids":["https://openalex.org/I33849332"]},{"raw_affiliation_string":"National Water Center United Arab Emirates University Al Ain, UAE","institution_ids":["https://openalex.org/I201726411"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5081710674"],"corresponding_institution_ids":["https://openalex.org/I4405256456","https://openalex.org/I931681460"],"apc_list":{"value":3200,"currency":"USD","value_usd":3200},"apc_paid":null,"fwci":2.9281,"has_fulltext":false,"cited_by_count":81,"citation_normalized_percentile":{"value":0.91546117,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":97,"max":100},"biblio":{"volume":"605","issue":null,"first_page":"127299","last_page":"127299"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11186","display_name":"Hydrology and Drought Analysis","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11186","display_name":"Hydrology and Drought Analysis","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10029","display_name":"Climate variability and models","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10330","display_name":"Hydrology and Watershed Management Studies","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/drought","display_name":"drought","score":0.5040000081062317},{"id":"https://openalex.org/keywords/standardized-precipitation-index","display_name":"Standardized Precipitation Index","score":0.9549999833106995},{"id":"https://openalex.org/keywords/spatiotemporal-variation","display_name":"spatiotemporal variation","score":0.9129999876022339},{"id":"https://openalex.org/keywords/wavelet-transform","display_name":"wavelet transform","score":0.597000002861023},{"id":"https://openalex.org/keywords/drought-periodicity","display_name":"drought periodicity","score":0.6370000243186951},{"id":"https://openalex.org/keywords/drought-trends","display_name":"drought trends","score":0.7820000052452087},{"id":"https://openalex.org/keywords/turning-points","display_name":"turning points","score":0.7570000290870667},{"id":"https://openalex.org/keywords/wavelet-coherence","display_name":"wavelet coherence","score":0.8220000267028809},{"id":"https://openalex.org/keywords/sabah","display_name":"Sabah","score":0.7570000290870667},{"id":"https://openalex.org/keywords/sarawak","display_name":"Sarawak","score":0.9860000014305115},{"id":"https://openalex.org/keywords/climate-indices","display_name":"climate indices","score":0.5370000004768372},{"id":"https://openalex.org/keywords/drought-management","display_name":"drought management","score":0.45500001311302185}],"concepts":[{"id":"https://openalex.org/C107054158","wikidata":"https://www.wikidata.org/wiki/Q25257","display_name":"Precipitation","level":2,"score":0.6282169818878174},{"id":"https://openalex.org/C49204034","wikidata":"https://www.wikidata.org/wiki/Q52139","display_name":"Climatology","level":1,"score":0.6107781529426575},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5268805623054504},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.5209202170372009},{"id":"https://openalex.org/C127142870","wikidata":"https://www.wikidata.org/wiki/Q7838279","display_name":"Trend analysis","level":2,"score":0.42584842443466187},{"id":"https://openalex.org/C120961793","wikidata":"https://www.wikidata.org/wiki/Q190052","display_name":"Rain gauge","level":3,"score":0.41715437173843384},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.38983434438705444},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.30645912885665894},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.21290120482444763},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.20166197419166565},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.1639707088470459},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.jhydrol.2021.127299","doi":"https://doi.org/10.1016/j.jhydrol.2021.127299","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.jhydrol.2021.127299","pdf_url":null,"source":{"id":"https://openalex.org/S55737203","display_name":"Journal of Hydrology","issn_l":"0022-1694","issn":["0022-1694","1879-2707"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-3","ki-jl-1","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Hydrology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/6","score":0.6618000268936157,"display_name":"Clean water and sanitation"},{"id":"https://metadata.un.org/sdg/13","score":0.5351999998092651,"display_name":"Climate action"}],"study_designs":[],"awards":[{"id":"https://openalex.org/G2186841943","display_name":null,"funder_award_id":"UTARRPS 6251/H03","funder_id":"https://openalex.org/F4320321398","funder_display_name":"Universiti Tunku Abdul Rahman"}],"funders":[{"id":"https://openalex.org/F4320321398","display_name":"Universiti Tunku Abdul Rahman","ror":"https://ror.org/050pq4m56"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":51,"referenced_works":["https://openalex.org/W186877814","https://openalex.org/W751144741","https://openalex.org/W1980503905","https://openalex.org/W1989279348","https://openalex.org/W2025616712","https://openalex.org/W2034139177","https://openalex.org/W2070337735","https://openalex.org/W2077737588","https://openalex.org/W2077968790","https://openalex.org/W2136938188","https://openalex.org/W2148774617","https://openalex.org/W2153179024","https://openalex.org/W2271930603","https://openalex.org/W2345085948","https://openalex.org/W2363285332","https://openalex.org/W2503027200","https://openalex.org/W2510414003","https://openalex.org/W2510868272","https://openalex.org/W2566079273","https://openalex.org/W2593356872","https://openalex.org/W2724626982","https://openalex.org/W2763687508","https://openalex.org/W2778925556","https://openalex.org/W2787159880","https://openalex.org/W2811389973","https://openalex.org/W2884242447","https://openalex.org/W2888553091","https://openalex.org/W2889071751","https://openalex.org/W2891282131","https://openalex.org/W2900869662","https://openalex.org/W2906044044","https://openalex.org/W2909764983","https://openalex.org/W2921254630","https://openalex.org/W2934752450","https://openalex.org/W2965469990","https://openalex.org/W2975649989","https://openalex.org/W2983352457","https://openalex.org/W2991039037","https://openalex.org/W2991891763","https://openalex.org/W2999931623","https://openalex.org/W3002332972","https://openalex.org/W3013751693","https://openalex.org/W3018171440","https://openalex.org/W3026191193","https://openalex.org/W3028763806","https://openalex.org/W3029414076","https://openalex.org/W3136817073","https://openalex.org/W4231476910","https://openalex.org/W4248663116","https://openalex.org/W4402086095","https://openalex.org/W6731073211"],"related_works":["https://openalex.org/W3202199640","https://openalex.org/W2480288014","https://openalex.org/W6982214800","https://openalex.org/W7164477438","https://openalex.org/W3019376632","https://openalex.org/W2937507861","https://openalex.org/W2460038829","https://openalex.org/W3201487458","https://openalex.org/W7094067134","https://openalex.org/W2968793266"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":23},{"year":2025,"cited_by_count":20},{"year":2024,"cited_by_count":11},{"year":2023,"cited_by_count":22},{"year":2022,"cited_by_count":5}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2021-12-31T00:00:00"}
