Results 11 to 20 of about 190,317 (312)

Exploratory search during directed navigation in C. elegans and Drosophila larva

open access: yeseLife, 2017
Many organisms—from bacteria to nematodes to insect larvae—navigate their environments by biasing random movements. In these organisms, navigation in isotropic environments can be characterized as an essentially diffusive and undirected process.
Mason Klein   +5 more
doaj   +1 more source

Using Multi-state Markov models to predict the probability of borrowers’ default [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Серия «Экономика. Управление. Право», 2023
Introduction. After the crises, lenders realized the importance of assessing the risk of default on loan portfolios in various economic conditions. Modeling of credit risk assessment occurs mainly using internal ratings of banks based on probabilistic ...
Balash, Vladimir A.   +2 more
doaj   +1 more source

Cost-effectiveness analysis of selexipag for the combined treatment of pulmonary arterial hypertension

open access: yesFrontiers in Pharmacology, 2023
Objective: Adding selexipag to the combined treatment of endothelin receptor antagonists (ERA) and phosphodiesterase 5 inhibitor (PDE5i) reduces the risk of clinical worsening events in patients with pulmonary arterial hypertension (PAH) but at a ...
Wenxing Dong   +8 more
doaj   +1 more source

Cost–effectiveness of overactive bladder treatments from a US commercial and payer perspective

open access: yesJournal of Comparative Effectiveness Research, 2023
Aim: The cost–effectiveness of treatment options (anticholinergics, β3-adrenoceptor agonists, onabotulinumtoxinA, sacral nerve stimulation and percutaneous tibial stimulation [the latter two including new rechargeable neurostimulators]) for the ...
Brian Murray   +8 more
doaj   +1 more source

Hierarchical Model Predictive Control for Hydraulic Hybrid Powertrain of a Construction Vehicle

open access: yesApplied Sciences, 2020
Hybrid hydraulic technology has the advantages of high-power density and low price and shows good adaptability in construction machinery. A complex hybrid powertrain architecture requires optimization and management of power demand distribution and an ...
Zhong Wang, Xiaohong Jiao
doaj   +1 more source

Mixed Markov models [PDF]

open access: yesProceedings of the National Academy of Sciences, 2003
Markov random fields can encode complex probabilistic relationships involving multiple variables and admit efficient procedures for probabilistic inference. However, from a knowledge engineering point of view, these models suffer from a serious limitation.
openaire   +3 more sources

A Novel Method for Decoding Any High-Order Hidden Markov Model

open access: yesDiscrete Dynamics in Nature and Society, 2014
This paper proposes a novel method for decoding any high-order hidden Markov model. First, the high-order hidden Markov model is transformed into an equivalent first-order hidden Markov model by Hadar’s transformation. Next, the optimal state sequence of
Fei Ye, Yifei Wang
doaj   +1 more source

Enhancing Software-Defined Networking (SDN) Resilience against Cyberattacks: A Markov Model-Based Approach [PDF]

open access: yesInternational Journal of Web Research
Software-Defined Network (SDN) introduces centralized network control via the OpenFlow protocol, enhancing network management, traffic routing, and security policy enforcement.
Ahmad Jalili
doaj   +1 more source

Value-based approach to blood pressure telemonitoring and remote counseling in hypertensive patients

open access: yesBlood Pressure, 2021
Purpose Blood pressure telemonitoring and remote counselling (BPTM) improves blood pressure (BP) control in patients with hypertension (HTN). Studies assessing the efficacy of BPTM from a value-based perspective are lacking.
Mikhail V. Ionov   +7 more
doaj   +1 more source

A method to calculate the number of dynamic HDFS copies based on file access popularity

open access: yesMathematical Biosciences and Engineering, 2022
HDFS heterogeneous clusters usually have multiple storage media at the same time. How to efficiently read and write file copies and reasonably use various storage media is a problem to be solved. Dynamically adjusting the number of copies is important in
Xi-yue Cao   +3 more
doaj   +1 more source

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