Results 1 to 10 of about 24,570,387 (263)

A protocol for dynamic model calibration. [PDF]

open access: yesBrief Bioinform, 2022
Ordinary differential equation models are nowadays widely used for the mechanistic description of biological processes and their temporal evolution. These models typically have many unknown and nonmeasurable parameters, which have to be determined by ...
Villaverde AF   +4 more
europepmc   +3 more sources

Deep learning model calibration for improving performance in class-imbalanced medical image classification tasks. [PDF]

open access: yesPLoS One, 2022
In medical image classification tasks, it is common to find that the number of normal samples far exceeds the number of abnormal samples. In such class-imbalanced situations, reliable training of deep neural networks continues to be a major challenge ...
Rajaraman S, Ganesan P, Antani S.
europepmc   +3 more sources

Land Surface Model Calibration Using Satellite Remote Sensing Data. [PDF]

open access: yesSensors (Basel), 2023
Satellite remote sensing provides a unique opportunity for calibrating land surface models due to their direct measurements of various hydrological variables as well as extensive spatial and temporal coverage.
Khaki M.
europepmc   +2 more sources

Time to Update the Split‐Sample Approach in Hydrological Model Calibration

open access: yesWater Resources Research, 2022
Model calibration and validation are critical in hydrological model robustness assessment. Unfortunately, the commonly used split‐sample test (SST) framework for data splitting requires modelers to make subjective decisions without clear guidelines. This
Hongren Shen, B. Tolson, J. Mai
semanticscholar   +1 more source

A Literature Review on Train Motion Model Calibration

open access: yesIEEE transactions on intelligent transportation systems (Print), 2023
The dynamics of a moving train are usually described by means of a motion model based on Newton’s second law. This model uses as input track geometry data and train characteristics like mass, the parameters that model the running resistance, the maximum ...
Alex Cunillera   +4 more
semanticscholar   +1 more source

An Approximation for Metal-Oxide Sensor Calibration for Air Quality Monitoring Using Multivariable Statistical Analysis

open access: yesSensors, 2021
Good air quality is essential for both human beings and the environment in general. The three most harmful air pollutants are nitrogen dioxide (NO2), ozone (O3) and particulate matter.
Diego Sales-Lérida   +3 more
doaj   +1 more source

A Generalized Weighted Monte Carlo Calibration Method for Derivative Pricing

open access: yesMathematics, 2021
The weighted Monte Carlo method is an elegant technique to calibrate asset pricing models to market prices. Unfortunately, the accuracy can drop quite quickly for out-of-sample options as one moves away from the strike range and maturity range of the ...
Hilmar Gudmundsson, David Vyncke
doaj   +1 more source

Applicability of Convolutional Neural Networks for Calibration of Nonlinear Dynamic Models of Structures

open access: yesFrontiers in Built Environment, 2022
The objective of this study is to examine a machine learning (ML) framework for calibrating the parameters of analytical models of complex nonlinear structural systems where experimental data is significantly limited.
Angela Lanning   +2 more
doaj   +1 more source

Downscaling Simulation of Groundwater Storage in the Beijing, Tianjin, and Hebei Regions of China Based on GRACE Data

open access: yesRemote Sensing, 2023
Gravity Recovery and Climate Experiment (GRACE)-derived groundwater storage anomalies (GWSA) have been used to highlight groundwater depletion in regional aquifer systems worldwide.
Jianchong Sun   +5 more
doaj   +1 more source

The chaos in calibrating crop models: Lessons learned from a multi-model calibration exercise

open access: yesEnvironmental Modelling & Software, 2021
Calibration, the estimation of model parameters based on fitting the model to experimental data, is among the first steps in many applications of process-based models and has an important impact on simulated values.
D. Wallach   +58 more
semanticscholar   +1 more source

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