{"doi":"10.1016/0167-6911(90)90016-n","title":"On controllability and observability of implicit systems","abstract":null,"journal":"Systems & Control Letters","year":1990,"id":21740,"datarank":3.0805436670148136,"base_score":3.784189633918261,"endowment":3.784189633918261,"self_citation_contribution":0.5676284450877392,"citation_network_contribution":2.5129152219270745,"self_endowment_contribution":0.5676284450877392,"citer_contribution":2.5129152219270745,"corpus_percentile":null,"corpus_rank":null,"citation_count":43,"citer_count":43,"citers_with_citation_signal":29,"citers_with_endowment":29,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":null,"is_oa":false,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":null,"fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":138900,"name":"Halina Frankowska","orcid":null,"position":0,"is_corresponding":false}],"reference_count":0,"raw_metadata":{"has_enrichment":true,"base_score":3.784189633918261,"endowment":3.784189633918261,"datacite_reuse_total":0,"file_count":0,"downloads":0,"views":0,"has_version_chain":false,"is_dataset":false,"is_oa":false,"pmid":"24259432","pmcid":null,"openalex_id":"https://openalex.org/W1975041680","authors":[],"funders":[],"total_grants":0,"fwci":6.4417,"citation_percentile":0.96571485,"influential_citations":8,"citation_trend":[{"year":2013,"count":5},{"year":2014,"count":1},{"year":2015,"count":5},{"year":2016,"count":2},{"year":2017,"count":1},{"year":2019,"count":1},{"year":2021,"count":3}],"oa_status":"closed","license":"https://www.elsevier.com/tdm/userlicense/1.0/","oa_locations":[{"url":"https://api.elsevier.com/content/article/PII:016769119090016N?httpAccept=text/xml","host_type":"publisher"},{"url":"https://api.elsevier.com/content/article/PII:016769119090016N?httpAccept=text/plain","host_type":"publisher"},{"url":"https://doi.org/10.1016/0167-6911(90)90016-n","host_type":"journal"}],"fields_of_study":["Stability and Control of Uncertain Systems","Control Systems and Identification","Optimization and Variational Analysis","Mathematics","Engineering"],"mesh_terms":[],"keywords":["Observability","Controllability","Mathematics","Rank condition","Rank (graph theory)","Duality (order theory)","Applied mathematics","Network controllability","Control theory (sociology)","Differential (mechanical device)","Differential inclusion","Pure mathematics","Controllability Gramian","Mathematical analysis","Computer science","Combinatorics","Artificial intelligence","Control (management)","Engineering"],"sdg_mappings":[{"sdg_number":0,"sdg_label":"Reduced inequalities"}],"linked_datasets":[],"clinical_trials":[],"software_tools":[],"database_accessions":[],"source":"live","citation_network_status":"fetched"},"created_at":"2026-06-06T16:41:12.841549Z","pmid":null,"pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}