Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W3134294538', 'doi': None, 'title': 'PC based attitude determination for Navstar GPS', 'display_name': 'PC based attitude determination for Navstar GPS', 'publication_year': 1992, 'publication_date': '1992-01-01', 'ids': {'openalex': 'https://openalex.org/W3134294538', 'mag': '3134294538'}, 'language': None, 'primary_location': {'is_oa': False, 'landing_page_url': 'http://ui.adsabs.harvard.edu/abs/1992sfm..proc..555M/abstract', 'pdf_url': None, 'source': None, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': [], '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/A5080471714', 'display_name': 'Darrell McMurray', 'orcid': None}, 'institutions': [], 'countries': [], 'is_corresponding': True, 'raw_author_name': 'Darrell McMurray', 'raw_affiliation_strings': [], 'affiliations': []}], 'institution_assertions': [], 'countries_distinct_count': 0, 'institutions_distinct_count': 0, 'corresponding_author_ids': ['https://openalex.org/A5080471714'], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 0.0, 'has_fulltext': False, 'cited_by_count': 0, 'citation_normalized_percentile': {'value': 0.0, 'is_in_top_1_percent': False, 'is_in_top_10_percent': False}, 'cited_by_percentile_year': {'min': 0, 'max': 53}, 'biblio': {'volume': None, 'issue': None, 'first_page': '555', 'last_page': '574'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T11325', 'display_name': 'Inertial Navigation Systems and Sensor Fusion Techniques', 'score': 0.9993, 'subfield': {'id': 'https://openalex.org/subfields/2202', 'display_name': 'Aerospace Engineering'}, '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/T11325', 'display_name': 'Inertial Navigation Systems and Sensor Fusion Techniques', 'score': 0.9993, 'subfield': {'id': 'https://openalex.org/subfields/2202', 'display_name': 'Aerospace Engineering'}, '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/T10655', 'display_name': 'Global Navigation Satellite Systems (GNSS)', 'score': 0.9924, 'subfield': {'id': 'https://openalex.org/subfields/2202', 'display_name': 'Aerospace Engineering'}, '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/T11405', 'display_name': 'Global Sea Level Variability and Change', 'score': 0.9812, 'subfield': {'id': 'https://openalex.org/subfields/1910', 'display_name': 'Oceanography'}, '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/attitude-estimation', 'display_name': 'Attitude Estimation', 'score': 0.680364}, {'id': 'https://openalex.org/keywords/orbit-determination', 'display_name': 'Orbit Determination', 'score': 0.615191}, {'id': 'https://openalex.org/keywords/precise-point-positioning', 'display_name': 'Precise Point Positioning', 'score': 0.601058}, {'id': 'https://openalex.org/keywords/gps-integration', 'display_name': 'GPS Integration', 'score': 0.577411}, {'id': 'https://openalex.org/keywords/motion-tracking', 'display_name': 'Motion Tracking', 'score': 0.547414}], 'concepts': [{'id': 'https://openalex.org/C60229501', 'wikidata': 'https://www.wikidata.org/wiki/Q18822', 'display_name': 'Global Positioning System', 'level': 2, 'score': 0.83010864}, {'id': 'https://openalex.org/C13280743', 'wikidata': 'https://www.wikidata.org/wiki/Q131089', 'display_name': 'Geodesy', 'level': 1, 'score': 0.51999265}, {'id': 'https://openalex.org/C41008148', 'wikidata': 'https://www.wikidata.org/wiki/Q21198', 'display_name': 'Computer science', 'level': 0, 'score': 0.4039411}, {'id': 'https://openalex.org/C205649164', 'wikidata': 'https://www.wikidata.org/wiki/Q1071', 'display_name': 'Geography', 'level': 0, 'score': 0.34577894}, {'id': 'https://openalex.org/C76155785', 'wikidata': 'https://www.wikidata.org/wiki/Q418', 'display_name': 'Telecommunications', 'level': 1, 'score': 0.07751185}], 'mesh': [], 'locations_count': 1, 'locations': [{'is_oa': False, 'landing_page_url': 'http://ui.adsabs.harvard.edu/abs/1992sfm..proc..555M/abstract', 'pdf_url': None, 'source': None, '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': 0, 'referenced_works': [], 'related_works': ['https://openalex.org/W34870268', 'https://openalex.org/W3183492560', 'https://openalex.org/W3094131542', 'https://openalex.org/W3088859837', 'https://openalex.org/W3048723760', 'https://openalex.org/W3034388428', 'https://openalex.org/W3024489728', 'https://openalex.org/W3023994740', 'https://openalex.org/W3023977897', 'https://openalex.org/W3023709972', 'https://openalex.org/W3015502712', 'https://openalex.org/W3011113415', 'https://openalex.org/W3009863366', 'https://openalex.org/W3001143480', 'https://openalex.org/W2991650272', 'https://openalex.org/W2990796161', 'https://openalex.org/W2153771759', 'https://openalex.org/W2090151764', 'https://openalex.org/W1980767984', 'https://openalex.org/W1971667071'], 'abstract_inverted_index': None, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W3134294538', 'counts_by_year': [], 'updated_date': '2024-09-19T01:56:55.256501', 'created_date': '2021-03-15'}