{"doi":"10.22489/cinc.2024.191","title":"Preliminary Implementation of Novel Bifurcation Pressure Loss Model in a Reduced-Order Cardiovascular Flow Model","abstract":"Reduced-order models are valuable tools in cardiovascular modeling when high-fidelity simulations are prohibitively expensive, but they often suffer reduced accuracy due to the simplifications in their formulations.One such assumption is that pressure is constant over a bifurcation.The resistor-resistor-inductor model was recently proposed to predict the pressure difference over bifurcations as a function of flow rate, using coefficients extracted from the bifurcation geometry using machine learning.We implemented the resistor-resistor-inductor model (previously only tested on isolated bifurcations) in a reducedorder cardiovascular model for an idealized test geometry and compare the results to those achieved with standard bifurcation handling.We found improved accuracy (defined by comparison to high-fidelity simulations) for both steady and transient flows.","journal":"Computing in cardiology","year":2024,"id":507544,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":0,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.946,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2024-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":689314,"name":"Luca Pegolotti","orcid":"0000-0002-4290-6391","position":1,"is_corresponding":false},{"id":689315,"name":"Martin R. Pfaller","orcid":"0000-0001-5760-2617","position":2,"is_corresponding":false},{"id":1026492,"name":"Eric Darve","orcid":"0000-0002-1938-3836","position":3,"is_corresponding":false},{"id":268892,"name":"Alison L. Marsden","orcid":"0000-0003-1902-171X","position":4,"is_corresponding":false},{"id":1027317,"name":"Natalia L. Rubio","orcid":null,"position":0,"is_corresponding":true}],"reference_count":0,"raw_metadata":null,"created_at":"2026-07-19T02:11:02.460057Z","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":[]}