{"id":"https://openalex.org/W3136129090","doi":"https://doi.org/10.1007/s12145-021-00607-4","title":"TOC determination of Zhangjiatan shale of Yanchang formation, Ordos Basin, China, using support vector regression and well logs","display_name":"TOC determination of Zhangjiatan shale of Yanchang formation, Ordos Basin, China, using support vector regression and well logs","publication_year":2021,"publication_date":"2021-03-25","ids":{"openalex":"https://openalex.org/W3136129090","doi":"https://doi.org/10.1007/s12145-021-00607-4","mag":"3136129090"},"language":"en","primary_location":{"id":"doi:10.1007/s12145-021-00607-4","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12145-021-00607-4","pdf_url":null,"source":{"id":"https://openalex.org/S198914822","display_name":"Earth Science Informatics","issn_l":"1865-0473","issn":["1865-0473","1865-0481"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Earth Science Informatics","raw_type":"journal-article"},"type":"article","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/A5101753172","display_name":"Xin Liu","orcid":"https://orcid.org/0009-0008-7679-0252"},"institutions":[{"id":"https://openalex.org/I20231570","display_name":"Peking University","ror":"https://ror.org/02v51f717","country_code":"CN","type":"education","lineage":["https://openalex.org/I20231570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin Liu","raw_affiliation_strings":["Key Laboratory of Orogenic Belts and Crustal Evolution, MOE, School of Earth and Space Sciences, Peking University, Beijing, 100871, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Orogenic Belts and Crustal Evolution, MOE, School of Earth and Space Sciences, Peking University, Beijing, 100871, China","institution_ids":["https://openalex.org/I20231570"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001813850","display_name":"Yuhong Lei","orcid":"https://orcid.org/0000-0002-2334-3837"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210126061","display_name":"Institute of Geology and Geophysics","ror":"https://ror.org/030vmwa78","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210126061"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Yuhong Lei","raw_affiliation_strings":["Key Laboratory of Petroleum Resources Research, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, 100029, China"],"raw_orcid":"https://orcid.org/0000-0002-2334-3837","affiliations":[{"raw_affiliation_string":"Key Laboratory of Petroleum Resources Research, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, 100029, China","institution_ids":["https://openalex.org/I4210126061","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101427650","display_name":"Xiaorong Luo","orcid":"https://orcid.org/0000-0003-3437-4273"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210126061","display_name":"Institute of Geology and Geophysics","ror":"https://ror.org/030vmwa78","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210126061"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaorong Luo","raw_affiliation_strings":["Key Laboratory of Petroleum Resources Research, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, 100029, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Petroleum Resources Research, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, 100029, China","institution_ids":["https://openalex.org/I4210126061","https://openalex.org/I19820366"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005996409","display_name":"Xiangzeng Wang","orcid":"https://orcid.org/0000-0001-8665-992X"},"institutions":[{"id":"https://openalex.org/I4210138573","display_name":"Shaanxi Research Design Institute of Petroleum and Chemical Industry","ror":"https://ror.org/04g4hv039","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210138573"]},{"id":"https://openalex.org/I4210162188","display_name":"Shaanxi Yanchang Petroleum (China)","ror":"https://ror.org/05crb7x25","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210162188"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiangzeng Wang","raw_affiliation_strings":["Shaanxi Key Laboratory of Lacustrine Shale Gas Accumulation and Exploitation, Research institute of Shaanxi Yanchang Petroleum (Group) Co., Ltd., Xi\u2019an, 710075, Shaanxi, China","Shaanxi Key Laboratory of Lacustrine Shale Gas Accumulation and Exploitation, Research institute of Shaanxi Yanchang Petroleum (Group) Co., Ltd., Xi'an, 710075, Shaanxi, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shaanxi Key Laboratory of Lacustrine Shale Gas Accumulation and Exploitation, Research institute of Shaanxi Yanchang Petroleum (Group) Co., Ltd., Xi\u2019an, 710075, Shaanxi, China","institution_ids":["https://openalex.org/I4210138573","https://openalex.org/I4210162188"]},{"raw_affiliation_string":"Shaanxi Key Laboratory of Lacustrine Shale Gas Accumulation and Exploitation, Research institute of Shaanxi Yanchang Petroleum (Group) Co., Ltd., Xi'an, 710075, Shaanxi, China","institution_ids":["https://openalex.org/I4210138573","https://openalex.org/I4210162188"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101607323","display_name":"Kaiyuan Chen","orcid":"https://orcid.org/0009-0000-6514-6885"},"institutions":[{"id":"https://openalex.org/I3125743391","display_name":"China University of Geosciences (Beijing)","ror":"https://ror.org/04q6c7p66","country_code":"CN","type":"education","lineage":["https://openalex.org/I3125743391"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Kaiyuan Chen","raw_affiliation_strings":["School of Energy Resources, China University of Geosciences (Beijing), Beijing, 100083, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Energy Resources, China University of Geosciences (Beijing), Beijing, 100083, China","institution_ids":["https://openalex.org/I3125743391"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013643254","display_name":"Ming Cheng","orcid":"https://orcid.org/0000-0003-0793-0326"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210126061","display_name":"Institute of Geology and Geophysics","ror":"https://ror.org/030vmwa78","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210126061"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ming Cheng","raw_affiliation_strings":["Key Laboratory of Petroleum Resources Research, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, 100029, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Petroleum Resources Research, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, 100029, China","institution_ids":["https://openalex.org/I4210126061","https://openalex.org/I19820366"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5110934956","display_name":"Jintao Yin","orcid":null},"institutions":[{"id":"https://openalex.org/I4210138573","display_name":"Shaanxi Research Design Institute of Petroleum and Chemical Industry","ror":"https://ror.org/04g4hv039","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210138573"]},{"id":"https://openalex.org/I4210162188","display_name":"Shaanxi Yanchang Petroleum (China)","ror":"https://ror.org/05crb7x25","country_code":"CN","type":"company","lineage":["https://openalex.org/I4210162188"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jintao Yin","raw_affiliation_strings":["Shaanxi Key Laboratory of Lacustrine Shale Gas Accumulation and Exploitation, Research institute of Shaanxi Yanchang Petroleum (Group) Co., Ltd., Xi\u2019an, 710075, Shaanxi, China","Shaanxi Key Laboratory of Lacustrine Shale Gas Accumulation and Exploitation, Research institute of Shaanxi Yanchang Petroleum (Group) Co., Ltd., Xi'an, 710075, Shaanxi, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shaanxi Key Laboratory of Lacustrine Shale Gas Accumulation and Exploitation, Research institute of Shaanxi Yanchang Petroleum (Group) Co., Ltd., Xi\u2019an, 710075, Shaanxi, China","institution_ids":["https://openalex.org/I4210138573","https://openalex.org/I4210162188"]},{"raw_affiliation_string":"Shaanxi Key Laboratory of Lacustrine Shale Gas Accumulation and Exploitation, Research institute of Shaanxi Yanchang Petroleum (Group) Co., Ltd., Xi'an, 710075, Shaanxi, China","institution_ids":["https://openalex.org/I4210138573","https://openalex.org/I4210162188"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":7,"corresponding_author_ids":["https://openalex.org/A5001813850"],"corresponding_institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210126061"],"apc_list":{"value":2690,"currency":"EUR","value_usd":3390},"apc_paid":null,"fwci":1.1866,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.73597367,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":99},"biblio":{"volume":"14","issue":"2","first_page":"1033","last_page":"1045"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10399","display_name":"Hydrocarbon exploration and reservoir analysis","score":0.9987000226974487,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10399","display_name":"Hydrocarbon exploration and reservoir analysis","score":0.9987000226974487,"subfield":{"id":"https://openalex.org/subfields/2211","display_name":"Mechanics of Materials"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12157","display_name":"Geochemistry and Geologic Mapping","score":0.995199978351593,"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/T10836","display_name":"Metabolomics and Mass Spectrometry Studies","score":0.9501000046730042,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/oil-shale","display_name":"Oil shale","score":0.8175212740898132},{"id":"https://openalex.org/keywords/total-organic-carbon","display_name":"Total organic carbon","score":0.6873685121536255},{"id":"https://openalex.org/keywords/support-vector-machine","display_name":"Support vector machine","score":0.5847471356391907},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.49772408604621887},{"id":"https://openalex.org/keywords/regression","display_name":"Regression","score":0.41257360577583313},{"id":"https://openalex.org/keywords/petroleum-engineering","display_name":"Petroleum engineering","score":0.39670616388320923},{"id":"https://openalex.org/keywords/mineralogy","display_name":"Mineralogy","score":0.3418833017349243},{"id":"https://openalex.org/keywords/soil-science","display_name":"Soil science","score":0.3237507939338684},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.2672363519668579},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21799036860466003},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.17437785863876343},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.15810835361480713},{"id":"https://openalex.org/keywords/paleontology","display_name":"Paleontology","score":0.1444740891456604},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.1412881314754486},{"id":"https://openalex.org/keywords/environmental-chemistry","display_name":"Environmental chemistry","score":0.07439383864402771}],"concepts":[{"id":"https://openalex.org/C153127940","wikidata":"https://www.wikidata.org/wiki/Q221378","display_name":"Oil shale","level":2,"score":0.8175212740898132},{"id":"https://openalex.org/C158787203","wikidata":"https://www.wikidata.org/wiki/Q900291","display_name":"Total organic carbon","level":2,"score":0.6873685121536255},{"id":"https://openalex.org/C12267149","wikidata":"https://www.wikidata.org/wiki/Q282453","display_name":"Support vector machine","level":2,"score":0.5847471356391907},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.49772408604621887},{"id":"https://openalex.org/C83546350","wikidata":"https://www.wikidata.org/wiki/Q1139051","display_name":"Regression","level":2,"score":0.41257360577583313},{"id":"https://openalex.org/C78762247","wikidata":"https://www.wikidata.org/wiki/Q1273174","display_name":"Petroleum engineering","level":1,"score":0.39670616388320923},{"id":"https://openalex.org/C199289684","wikidata":"https://www.wikidata.org/wiki/Q83353","display_name":"Mineralogy","level":1,"score":0.3418833017349243},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"score":0.3237507939338684},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.2672363519668579},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21799036860466003},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.17437785863876343},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.15810835361480713},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.1444740891456604},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.1412881314754486},{"id":"https://openalex.org/C107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","level":1,"score":0.07439383864402771}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s12145-021-00607-4","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s12145-021-00607-4","pdf_url":null,"source":{"id":"https://openalex.org/S198914822","display_name":"Earth Science Informatics","issn_l":"1865-0473","issn":["1865-0473","1865-0481"],"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":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Earth Science Informatics","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":37,"referenced_works":["https://openalex.org/W878685764","https://openalex.org/W1825260807","https://openalex.org/W1930351012","https://openalex.org/W1964357740","https://openalex.org/W1983537647","https://openalex.org/W1990320020","https://openalex.org/W2004951269","https://openalex.org/W2033563710","https://openalex.org/W2038022413","https://openalex.org/W2053033166","https://openalex.org/W2053777371","https://openalex.org/W2070950700","https://openalex.org/W2098116826","https://openalex.org/W2139212933","https://openalex.org/W2146406479","https://openalex.org/W2149298154","https://openalex.org/W2158001550","https://openalex.org/W2194797203","https://openalex.org/W2271186739","https://openalex.org/W2297482810","https://openalex.org/W2354149513","https://openalex.org/W2384313079","https://openalex.org/W2587163689","https://openalex.org/W2588042417","https://openalex.org/W2595389655","https://openalex.org/W2595907432","https://openalex.org/W2619365378","https://openalex.org/W2726754390","https://openalex.org/W2765945751","https://openalex.org/W2783550500","https://openalex.org/W2920023188","https://openalex.org/W2931759003","https://openalex.org/W2948105193","https://openalex.org/W2974926226","https://openalex.org/W2995070177","https://openalex.org/W3006485499","https://openalex.org/W3011398205"],"related_works":["https://openalex.org/W1973284405","https://openalex.org/W4389099478","https://openalex.org/W179992691","https://openalex.org/W2366929303","https://openalex.org/W2088147066","https://openalex.org/W2008231637","https://openalex.org/W1589362595","https://openalex.org/W2578851290","https://openalex.org/W1969627016","https://openalex.org/W4313655099"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
