Results 31 to 40 of about 382,151 (263)

A mathematical Weibull model altered neuroendocrine control of GH secretion in normal women of advanced reproductive age [PDF]

open access: yesNetwork Biology, 2022
An extreme value distribution, the Weibull distribution is frequently used to model reliability, wind speed, survival, and other data. One of the main reasons for this is its flexibility.
S. Vijaya, A. Anandan
doaj  

Some probability density functions and their characteristic functions [PDF]

open access: yesMathematics of Computation, 1973
This paper presents, without derivation, several generalized density functions together with their characteristic functions. The densities are expressed variously in terms of special functions such as:
openaire   +1 more source

COMP–PMEPA1 axis promotes epithelial‐to‐mesenchymal transition in breast cancer cells

open access: yesMolecular Oncology, EarlyView.
This study reveals that cartilage oligomeric matrix protein (COMP) promotes epithelial‐to‐mesenchymal transition (EMT) in breast cancer. We identify PMEPA1 (protein TMEPAI) as a novel COMP‐binding partner that mediates EMT via binding to the TSP domains of COMP, establishing the COMP–PMEPA1 axis as a key EMT driver in breast cancer.
Konstantinos S. Papadakos   +6 more
wiley   +1 more source

Shaking Table Test-Based Verification of PDEM for Random Seismic Response of Anchored Rock Slopes

open access: yesApplied Sciences
This study systematically verified the applicability and accuracy of the Probability Density Evolution Method (PDEM) in the probabilistic modeling of the dynamic response of anchored rock slopes under random seismic action through large-scale shaking ...
Xuegang Pan, Jinqing Jia, Lihua Zhang
doaj   +1 more source

The Linear Probability Density Function of Continuous Random Variables in the Real Number Field and Its Existence Proof

open access: yesMATEC Web of Conferences, 2016
For a continuous random variable in real number field, there must be a distribution and also a probability density function of this random variable. If there is a known function with this random variable as independent variable, its image is a smooth or ...
Chen Yiyan, Li Ye
doaj   +1 more source

Simulated Annealing with Gaussian Probability Density Function for Transmission Expansion Planning

open access: yesU.Porto Journal of Engineering, 2015
Simulated Annealing (SA) is a powerful tool for optimization problems that have several local optima. This tool has the ability to escape from a local optima accepting relatively bad solutions for a period and searching for good solutions in your ...
Phillipe Gomes
doaj   +1 more source

On joint Weibull probability density functions

open access: yesApplied Mathematics Letters, 2005
AbstractTwo important results for the joint probability density function of the Weibull distribution are derived.
openaire   +2 more sources

Pre‐analytical optimization of cell‐free DNA and extracellular vesicle‐derived DNA for mutation detection in liquid biopsies

open access: yesMolecular Oncology, EarlyView.
Pre‐analytical handling critically determines liquid biopsy performance. This study defines practical best‐practice conditions for cell‐free DNA (cfDNA) and extracellular vesicle–derived DNA (evDNA), showing how processing time, storage conditions, tube type, and plasma input volume affect DNA integrity and mutation detection.
Jonas Dohmen   +11 more
wiley   +1 more source

Nonparametric Probability Density Function Estimation Using the Padé Approximation

open access: yesAlgorithms
Estimating the Probability Density Function (PDF) of observed data is crucial as a problem in its own right, and also for diverse engineering applications.
Hamid Reza Aghamiri   +3 more
doaj   +1 more source

Unwrapped Phase Estimation via Normalized Probability Density Function for Multibaseline InSAR

open access: yesIEEE Access, 2019
Interferometric synthetic aperture radar (InSAR) is a powerful technique for obtaining terrain information based on the interferometric phase. Multibaseline (MB) InSAR is an extension of the conventional InSAR and is used to improve the estimation ...
Huaping Xu   +4 more
doaj   +1 more source

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