Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W1978520433', 'doi': 'https://doi.org/10.1007/s10732-013-9236-8', 'title': 'Variable and large neighborhood search to solve the multiobjective set covering problem', 'display_name': 'Variable and large neighborhood search to solve the multiobjective set covering problem', 'publication_year': 2014, 'publication_date': '2014-01-08', 'ids': {'openalex': 'https://openalex.org/W1978520433', 'doi': 'https://doi.org/10.1007/s10732-013-9236-8', 'mag': '1978520433'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/s10732-013-9236-8', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S111418578', 'display_name': 'Journal of Heuristics', 'issn_l': '1381-1231', 'issn': ['1381-1231', '1572-9397'], '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/A5054715902', 'display_name': 'Thibaut Lust', 'orcid': 'https://orcid.org/0000-0001-8433-518X'}, 'institutions': [{'id': 'https://openalex.org/I39804081', 'display_name': 'Sorbonne Université', 'ror': 'https://ror.org/02en5vm52', 'country_code': 'FR', 'type': 'education', 'lineage': ['https://openalex.org/I39804081']}], 'countries': ['FR'], 'is_corresponding': False, 'raw_author_name': 'T. Lust', 'raw_affiliation_strings': ['LIP6, Université Pierre et Marie CURIE, Paris Cedex 05, France 75252#TAB#'], 'affiliations': [{'raw_affiliation_string': 'LIP6, Université Pierre et Marie CURIE, Paris Cedex 05, France 75252#TAB#', 'institution_ids': ['https://openalex.org/I39804081']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5075398977', 'display_name': 'Daniel Tuyttens', 'orcid': 'https://orcid.org/0000-0002-2567-1324'}, 'institutions': [{'id': 'https://openalex.org/I130929987', 'display_name': 'University of Mons', 'ror': 'https://ror.org/02qnnz951', 'country_code': 'BE', 'type': 'education', 'lineage': ['https://openalex.org/I130929987']}], 'countries': ['BE'], 'is_corresponding': False, 'raw_author_name': 'D. Tuyttens', 'raw_affiliation_strings': ['Laboratory of Mathematics and Operational Research, Faculté Polytechnique de Mons, University of Mons, Mons, Belgium 7000#TAB#'], 'affiliations': [{'raw_affiliation_string': 'Laboratory of Mathematics and Operational Research, Faculté Polytechnique de Mons, University of Mons, Mons, Belgium 7000#TAB#', 'institution_ids': ['https://openalex.org/I130929987']}]}], 'countries_distinct_count': 2, 'institutions_distinct_count': 2, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': {'value': 2290, 'currency': 'EUR', 'value_usd': 2890, 'provenance': 'doaj'}, 'apc_paid': None, 'fwci': 1.917, 'has_fulltext': True, 'fulltext_origin': 'ngrams', 'cited_by_count': 20, 'citation_normalized_percentile': {'value': 0.798864, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 90, 'max': 91}, 'biblio': {'volume': '20', 'issue': '2', 'first_page': '165', 'last_page': '188'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10848', 'display_name': 'Multiobjective Optimization in Evolutionary Algorithms', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/1703', 'display_name': 'Computational Theory and Mathematics'}, '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/T10848', 'display_name': 'Multiobjective Optimization in Evolutionary Algorithms', 'score': 1.0, 'subfield': {'id': 'https://openalex.org/subfields/1703', 'display_name': 'Computational Theory and Mathematics'}, '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/T10100', 'display_name': 'Swarm Intelligence Optimization Algorithms', 'score': 0.999, '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/T10567', 'display_name': 'Vehicle Routing Problem and Variants', 'score': 0.9883, 'subfield': {'id': 'https://openalex.org/subfields/2209', 'display_name': 'Industrial and Manufacturing Engineering'}, '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/variable-neighborhood-search', 'display_name': 'Variable neighborhood search', 'score': 0.72946334}, {'id': 'https://openalex.org/keywords/multi-objective-optimization', 'display_name': 'Multi-Objective Optimization', 'score': 0.541835}, {'id': 'https://openalex.org/keywords/large-scale-optimization', 'display_name': 'Large-Scale Optimization', 'score': 0.527488}, {'id': 'https://openalex.org/keywords/heuristic-algorithms', 'display_name': 'Heuristic Algorithms', 'score': 0.521694}, {'id': 'https://openalex.org/keywords/hybrid-algorithms', 'display_name': 'Hybrid Algorithms', 'score': 0.50161}, {'id': 'https://openalex.org/keywords/guided-local-search', 'display_name': 'Guided Local Search', 'score': 0.4982729}], 'concepts': [{'id': 'https://openalex.org/C135320971', 'wikidata': 'https://www.wikidata.org/wiki/Q1868524', 'display_name': 'Local search (optimization)', 'level': 2, 'score': 0.75832367}, {'id': 'https://openalex.org/C2776435737', 'wikidata': 'https://www.wikidata.org/wiki/Q7915703', 'display_name': 'Variable neighborhood search', 'level': 3, 'score': 0.72946334}, {'id': 'https://openalex.org/C173801870', 'wikidata': 'https://www.wikidata.org/wiki/Q201413', 'display_name': 'Heuristic', 'level': 2, 'score': 0.66796124}, {'id': 'https://openalex.org/C126255220', 'wikidata': 'https://www.wikidata.org/wiki/Q141495', 'display_name': 'Mathematical optimization', 'level': 1, 'score': 0.6620513}, {'id': 'https://openalex.org/C137635306', 'wikidata': 'https://www.wikidata.org/wiki/Q182667', 'display_name': 'Pareto principle', 'level': 2, 'score': 0.64576614}, {'id': 'https://openalex.org/C177264268', 'wikidata': 'https://www.wikidata.org/wiki/Q1514741', 'display_name': 'Set (abstract data type)', 'level': 2, 'score': 0.6089979}, {'id': 'https://openalex.org/C90189156', 'wikidata': 'https://www.wikidata.org/wiki/Q5615481', 'display_name': 'Guided Local Search', 'level': 3, 'score': 0.4982729}, {'id': 'https://openalex.org/C182365436', 'wikidata': 'https://www.wikidata.org/wiki/Q50701', 'display_name': 'Variable (mathematics)', 'level': 2, 'score': 0.4837427}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.47057244}, {'id': 'https://openalex.org/C68781425', 'wikidata': 'https://www.wikidata.org/wiki/Q2052203', 'display_name': 'Multi-objective optimization', 'level': 2, 'score': 0.44372895}, {'id': 'https://openalex.org/C33923547', 'wikidata': 'https://www.wikidata.org/wiki/Q395', 'display_name': 'Mathematics', 'level': 0, 'score': 0.42132604}, {'id': 'https://openalex.org/C109718341', 'wikidata': 'https://www.wikidata.org/wiki/Q1385229', 'display_name': 'Metaheuristic', 'level': 2, 'score': 0.34066576}, {'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/C199360897', 'wikidata': 'https://www.wikidata.org/wiki/Q9143', 'display_name': 'Programming language', 'level': 1, 'score': 0.0}], 'mesh': [], 'locations_count': 3, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1007/s10732-013-9236-8', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S111418578', 'display_name': 'Journal of Heuristics', 'issn_l': '1381-1231', 'issn': ['1381-1231', '1572-9397'], '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}, {'is_oa': False, 'landing_page_url': 'https://hal.science/hal-01170026', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306402512', 'display_name': 'HAL (Le Centre pour la Communication Scientifique Directe)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1294671590', 'host_organization_name': 'Centre National de la Recherche Scientifique', 'host_organization_lineage': ['https://openalex.org/I1294671590'], 'host_organization_lineage_names': ['Centre National de la Recherche Scientifique'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': False, 'landing_page_url': 'https://hal.archives-ouvertes.fr/hal-01170026', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306402512', 'display_name': 'HAL (Le Centre pour la Communication Scientifique Directe)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1294671590', 'host_organization_name': 'Centre National de la Recherche Scientifique', 'host_organization_lineage': ['https://openalex.org/I1294671590'], 'host_organization_lineage_names': ['Centre National de la Recherche Scientifique'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': None, 'sustainable_development_goals': [], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 45, 'referenced_works': ['https://openalex.org/W119169328', 'https://openalex.org/W142294586', 'https://openalex.org/W1503614322', 'https://openalex.org/W1504943474', 'https://openalex.org/W1553373771', 'https://openalex.org/W1554727768', 'https://openalex.org/W1555828828', 'https://openalex.org/W1564370399', 'https://openalex.org/W1587435968', 'https://openalex.org/W1595498733', 'https://openalex.org/W1596768244', 'https://openalex.org/W1605128581', 'https://openalex.org/W1803713235', 'https://openalex.org/W1858928566', 'https://openalex.org/W1964735783', 'https://openalex.org/W1973727721', 'https://openalex.org/W1978090048', 'https://openalex.org/W1982748806', 'https://openalex.org/W1990912193', 'https://openalex.org/W2003412293', 'https://openalex.org/W2008499862', 'https://openalex.org/W2029356778', 'https://openalex.org/W2030987515', 'https://openalex.org/W2036737894', 'https://openalex.org/W2042986967', 'https://openalex.org/W2054509091', 'https://openalex.org/W2069657950', 'https://openalex.org/W2082003798', 'https://openalex.org/W2085830763', 'https://openalex.org/W2092517593', 'https://openalex.org/W2098907614', 'https://openalex.org/W2117762792', 'https://openalex.org/W2136386226', 'https://openalex.org/W2137849348', 'https://openalex.org/W2148948822', 'https://openalex.org/W2155345556', 'https://openalex.org/W2221996356', 'https://openalex.org/W2269906870', 'https://openalex.org/W25288802', 'https://openalex.org/W3190102376', 'https://openalex.org/W42649658', 'https://openalex.org/W4292408320', 'https://openalex.org/W4292864963', 'https://openalex.org/W595181173', 'https://openalex.org/W90049316'], 'related_works': ['https://openalex.org/W4237239244', 'https://openalex.org/W30690955', 'https://openalex.org/W2978804656', 'https://openalex.org/W2794855054', 'https://openalex.org/W2612803944', 'https://openalex.org/W2492630225', 'https://openalex.org/W2128203640', 'https://openalex.org/W2083844986', 'https://openalex.org/W2028764438', 'https://openalex.org/W1519721544'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W1978520433', 'counts_by_year': [{'year': 2024, 'cited_by_count': 1}, {'year': 2022, 'cited_by_count': 2}, {'year': 2021, 'cited_by_count': 4}, {'year': 2020, 'cited_by_count': 1}, {'year': 2018, 'cited_by_count': 6}, {'year': 2017, 'cited_by_count': 3}, {'year': 2016, 'cited_by_count': 3}], 'updated_date': '2024-09-09T02:19:49.389143', 'created_date': '2016-06-24'}