Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W3201381130', 'doi': 'https://doi.org/10.1007/s12190-021-01622-w', 'title': 'A three-term conjugate gradient method with accelerated subspace quadratic optimization', 'display_name': 'A three-term conjugate gradient method with accelerated subspace quadratic optimization', 'publication_year': 2021, 'publication_date': '2021-09-09', 'ids': {'openalex': 'https://openalex.org/W3201381130', 'doi': 'https://doi.org/10.1007/s12190-021-01622-w', 'mag': '3201381130'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/s12190-021-01622-w', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S199913245', 'display_name': 'Journal of Applied Mathematics and Computing', 'issn_l': '1598-5865', 'issn': ['1598-5865', '1865-2085'], '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/P4310319965', 'https://openalex.org/P4310319900'], 'host_organization_lineage_names': ['Springer Nature', 'Springer Science+Business Media'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref'], 'open_access': {'is_oa': False, 'oa_status': 'closed', 'oa_url': None, 'any_repository_has_fulltext': False}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5066627199', 'display_name': 'Jinbao Jian', 'orcid': 'https://orcid.org/0000-0001-8048-7397'}, 'institutions': [{'id': 'https://openalex.org/I167274908', 'display_name': 'Guangxi University for Nationalities', 'ror': 'https://ror.org/0495efn48', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I167274908']}], 'countries': ['CN'], 'is_corresponding': True, 'raw_author_name': 'Jinbao Jian', 'raw_affiliation_strings': ['College of Mathematics and Physics, Guangxi University for Nationalities, Nanning, China'], 'affiliations': [{'raw_affiliation_string': 'College of Mathematics and Physics, Guangxi University for Nationalities, Nanning, China', 'institution_ids': ['https://openalex.org/I167274908']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5102147935', 'display_name': 'Wenrui Chen', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I167274908', 'display_name': 'Guangxi University for Nationalities', 'ror': 'https://ror.org/0495efn48', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I167274908']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'Wenrui Chen', 'raw_affiliation_strings': ['College of Mathematics and Physics, Guangxi University for Nationalities, Nanning, China'], 'affiliations': [{'raw_affiliation_string': 'College of Mathematics and Physics, Guangxi University for Nationalities, Nanning, China', 'institution_ids': ['https://openalex.org/I167274908']}]}, {'author_position': 'middle', 'author': {'id': 'https://openalex.org/A5032551201', 'display_name': 'Xianzhen Jiang', 'orcid': 'https://orcid.org/0000-0001-7727-7583'}, 'institutions': [{'id': 'https://openalex.org/I167274908', 'display_name': 'Guangxi University for Nationalities', 'ror': 'https://ror.org/0495efn48', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I167274908']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'Xianzhen Jiang', 'raw_affiliation_strings': ['College of Mathematics and Physics, Guangxi University for Nationalities, Nanning, China'], 'affiliations': [{'raw_affiliation_string': 'College of Mathematics and Physics, Guangxi University for Nationalities, Nanning, China', 'institution_ids': ['https://openalex.org/I167274908']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5101804509', 'display_name': 'Pengjie Liu', 'orcid': 'https://orcid.org/0000-0002-9176-6321'}, 'institutions': [{'id': 'https://openalex.org/I25757504', 'display_name': 'China University of Mining and Technology', 'ror': 'https://ror.org/01xt2dr21', 'country_code': 'CN', 'type': 'education', 'lineage': ['https://openalex.org/I25757504']}], 'countries': ['CN'], 'is_corresponding': False, 'raw_author_name': 'Pengjie Liu', 'raw_affiliation_strings': ['School of Mathematics, China University of Mining and Technology, Xuzhou, China'], 'affiliations': [{'raw_affiliation_string': 'School of Mathematics, China University of Mining and Technology, Xuzhou, China', 'institution_ids': ['https://openalex.org/I25757504']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 2, 'corresponding_author_ids': ['https://openalex.org/A5066627199'], 'corresponding_institution_ids': ['https://openalex.org/I167274908'], 'apc_list': {'value': 2390, 'currency': 'EUR', 'value_usd': 2990, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 0.891, 'has_fulltext': False, 'cited_by_count': 4, 'citation_normalized_percentile': {'value': 0.451093, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 77, 'max': 80}, 'biblio': {'volume': '68', 'issue': '4', 'first_page': '2407', 'last_page': '2433'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10963', 'display_name': 'Numerical Optimization Techniques', 'score': 0.9996, 'subfield': {'id': 'https://openalex.org/subfields/2612', 'display_name': 'Numerical Analysis'}, 'field': {'id': 'https://openalex.org/fields/26', 'display_name': 'Mathematics'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, 'topics': [{'id': 'https://openalex.org/T10963', 'display_name': 'Numerical Optimization Techniques', 'score': 0.9996, 'subfield': {'id': 'https://openalex.org/subfields/2612', 'display_name': 'Numerical Analysis'}, 'field': {'id': 'https://openalex.org/fields/26', 'display_name': 'Mathematics'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T12661', 'display_name': 'Convergence Analysis of Iterative Methods for Nonlinear Equations', 'score': 0.9929, 'subfield': {'id': 'https://openalex.org/subfields/2612', 'display_name': 'Numerical Analysis'}, 'field': {'id': 'https://openalex.org/fields/26', 'display_name': 'Mathematics'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T10500', 'display_name': 'Theory and Applications of Compressed Sensing', 'score': 0.9825, 'subfield': {'id': 'https://openalex.org/subfields/2206', 'display_name': 'Computational Mechanics'}, 'field': {'id': 'https://openalex.org/fields/22', 'display_name': 'Engineering'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/line-search', 'display_name': 'Line search', 'score': 0.6215705}, {'id': 'https://openalex.org/keywords/convex-optimization', 'display_name': 'Convex Optimization', 'score': 0.523059}, {'id': 'https://openalex.org/keywords/orthogonal-matching-pursuit', 'display_name': 'Orthogonal Matching Pursuit', 'score': 0.517866}, {'id': 'https://openalex.org/keywords/iterative-methods', 'display_name': 'Iterative Methods', 'score': 0.51531}, {'id': 'https://openalex.org/keywords/truncation', 'display_name': 'Truncation (statistics)', 'score': 0.5117543}, {'id': 'https://openalex.org/keywords/higher-order-methods', 'display_name': 'Higher-Order Methods', 'score': 0.509015}, {'id': 'https://openalex.org/keywords/sparse-approximation', 'display_name': 'Sparse Approximation', 'score': 0.500057}, {'id': 'https://openalex.org/keywords/theory-of-computation', 'display_name': 'Theory of computation', 'score': 0.49589452}, {'id': 'https://openalex.org/keywords/biconjugate-gradient-method', 'display_name': 'Biconjugate gradient method', 'score': 0.4418207}], 'concepts': [{'id': 'https://openalex.org/C81184566', 'wikidata': 'https://www.wikidata.org/wiki/Q1191895', 'display_name': 'Conjugate gradient method', 'level': 2, 'score': 0.93421376}, {'id': 'https://openalex.org/C91394653', 'wikidata': 'https://www.wikidata.org/wiki/Q5161159', 'display_name': 'Conjugate residual method', 'level': 4, 'score': 0.8748946}, {'id': 'https://openalex.org/C198562538', 'wikidata': 'https://www.wikidata.org/wiki/Q5262612', 'display_name': 'Derivation of the conjugate gradient method', 'level': 5, 'score': 0.8069718}, {'id': 'https://openalex.org/C26362088', 'wikidata': 'https://www.wikidata.org/wiki/Q17086453', 'display_name': 'Nonlinear conjugate gradient method', 'level': 4, 'score': 0.79812837}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.7422953}, {'id': 'https://openalex.org/C153258448', 'wikidata': 'https://www.wikidata.org/wiki/Q1199743', 'display_name': 'Gradient descent', 'level': 3, 'score': 0.68800557}, {'id': 'https://openalex.org/C32834561', 'wikidata': 'https://www.wikidata.org/wiki/Q660730', 'display_name': 'Subspace topology', 'level': 2, 'score': 0.6468581}, {'id': 'https://openalex.org/C85522705', 'wikidata': 'https://www.wikidata.org/wiki/Q3278015', 'display_name': 'Line search', 'level': 3, 'score': 0.6215705}, {'id': 'https://openalex.org/C61797465', 'wikidata': 'https://www.wikidata.org/wiki/Q1188986', 'display_name': 'Term (time)', 'level': 2, 'score': 0.6091416}, {'id': 'https://openalex.org/C115680565', 'wikidata': 'https://www.wikidata.org/wiki/Q5977448', 'display_name': 'Gradient method', 'level': 2, 'score': 0.5876062}, {'id': 'https://openalex.org/C106195933', 'wikidata': 'https://www.wikidata.org/wiki/Q7847935', 'display_name': 'Truncation (statistics)', 'level': 2, 'score': 0.5117543}, {'id': 'https://openalex.org/C24858836', 'wikidata': 'https://www.wikidata.org/wiki/Q844718', 'display_name': 'Theory of computation', 'level': 2, 'score': 0.49589452}, {'id': 'https://openalex.org/C126255220', 'wikidata': 'https://www.wikidata.org/wiki/Q141495', 'display_name': 'Mathematical optimization', 'level': 1, 'score': 0.49141753}, {'id': 'https://openalex.org/C129844170', 'wikidata': 'https://www.wikidata.org/wiki/Q41299', 'display_name': 'Quadratic equation', 'level': 2, 'score': 0.4583563}, {'id': 'https://openalex.org/C81845259', 'wikidata': 'https://www.wikidata.org/wiki/Q290117', 'display_name': 'Quadratic programming', 'level': 2, 'score': 0.45725507}, {'id': 'https://openalex.org/C28826006', 'wikidata': 'https://www.wikidata.org/wiki/Q33521', 'display_name': 'Applied mathematics', 'level': 1, 'score': 0.45202965}, {'id': 'https://openalex.org/C89408827', 'wikidata': 'https://www.wikidata.org/wiki/Q855169', 'display_name': 'Biconjugate gradient method', 'level': 5, 'score': 0.4418207}, {'id': 'https://openalex.org/C2777303404', 'wikidata': 'https://www.wikidata.org/wiki/Q759757', 'display_name': 'Convergence (economics)', 'level': 2, 'score': 0.4284742}, {'id': 'https://openalex.org/C11413529', 'wikidata': 'https://www.wikidata.org/wiki/Q8366', 'display_name': 'Algorithm', 'level': 1, 'score': 0.34312075}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.21716645}, {'id': 'https://openalex.org/C134306372', 'wikidata': 'https://www.wikidata.org/wiki/Q7754', 'display_name': 'Mathematical analysis', 'level': 1, 'score': 0.12134409}, {'id': 'https://openalex.org/C2524010', 'wikidata': 'https://www.wikidata.org/wiki/Q8087', 'display_name': 'Geometry', 'level': 1, 'score': 0.05398789}, {'id': 'https://openalex.org/C121332964', 'wikidata': 'https://www.wikidata.org/wiki/Q413', 'display_name': 'Physics', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C38652104', 'wikidata': 'https://www.wikidata.org/wiki/Q3510521', 'display_name': 'Computer security', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C62520636', 'wikidata': 'https://www.wikidata.org/wiki/Q944', 'display_name': 'Quantum mechanics', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C119857082', 'wikidata': 'https://www.wikidata.org/wiki/Q2539', 'display_name': 'Machine learning', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C50644808', 'wikidata': 'https://www.wikidata.org/wiki/Q192776', 'display_name': 'Artificial neural network', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C162324750', 'wikidata': 'https://www.wikidata.org/wiki/Q8134', 'display_name': 'Economics', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C178635117', 'wikidata': 'https://www.wikidata.org/wiki/Q747499', 'display_name': 'RADIUS', 'level': 2, 'score': 0.0}, {'id': 'https://openalex.org/C50522688', 'wikidata': 'https://www.wikidata.org/wiki/Q189833', 'display_name': 'Economic growth', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C105795698', 'wikidata': 'https://www.wikidata.org/wiki/Q12483', 'display_name': 'Statistics', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/s12190-021-01622-w', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S199913245', 'display_name': 'Journal of Applied Mathematics and Computing', 'issn_l': '1598-5865', 'issn': ['1598-5865', '1865-2085'], '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/P4310319965', 'https://openalex.org/P4310319900'], 'host_organization_lineage_names': ['Springer Nature', 'Springer Science+Business Media'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [], 'grants': [{'funder': 'https://openalex.org/F4320321001', 'funder_display_name': 'National Natural Science Foundation of China', 'award_id': '11771383'}, {'funder': 'https://openalex.org/F4320322768', 'funder_display_name': 'Natural Science Foundation of Guangxi Province', 'award_id': '2020GXNSFDA238017'}], 'datasets': [], 'versions': [], 'referenced_works_count': 21, 'referenced_works': ['https://openalex.org/W1968553199', 'https://openalex.org/W1979539583', 'https://openalex.org/W2008374458', 'https://openalex.org/W2012231377', 'https://openalex.org/W2014851363', 'https://openalex.org/W2018215034', 'https://openalex.org/W2031891766', 'https://openalex.org/W2051434435', 'https://openalex.org/W2075313995', 'https://openalex.org/W2091549324', 'https://openalex.org/W2091874256', 'https://openalex.org/W2091917610', 'https://openalex.org/W2108560279', 'https://openalex.org/W2137900593', 'https://openalex.org/W2149454052', 'https://openalex.org/W2236603166', 'https://openalex.org/W2316564661', 'https://openalex.org/W2340930132', 'https://openalex.org/W2527593140', 'https://openalex.org/W3134771994', 'https://openalex.org/W89654658'], 'related_works': ['https://openalex.org/W4319027779', 'https://openalex.org/W4229957265', 'https://openalex.org/W3159557833', 'https://openalex.org/W3107945686', 'https://openalex.org/W2797447965', 'https://openalex.org/W2384571804', 'https://openalex.org/W2371381925', 'https://openalex.org/W2358414513', 'https://openalex.org/W2355738879', 'https://openalex.org/W2183734858'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W3201381130', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2023, 'cited_by_count': 3}], 'updated_date': '2024-09-19T11:30:49.371203', 'created_date': '2021-09-27'}