Results 221 to 230 of about 2,044,246 (250)
Probabilistic Residual Modeling for Sensor-Based Process-Quality Fault Detection in Industrial Systems. [PDF]
Zhang L, Bao X.
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Proximity-labeling proteomics reveals remodeled interactomes and altered localization of pathogenic SHP2 variants. [PDF]
van Vlimmeren AE +8 more
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Addressing field data scarcity in algal bloom surveillance: integrating fuzzy inference and orbital remote sensing in Brazilian reservoirs. [PDF]
Carvalho EP +3 more
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Functional quantile principal component analysis. [PDF]
Méndez-Civieta Á +3 more
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BB-EIT: A Generalized Prediction Model for Protein Adsorption on Polymer Brushes Using Augmented Chemical Embeddings. [PDF]
Su S, Tanaka N, Ushiku Y, Takahashi K.
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DOA Estimation in heteroscedastic noise
The paper considers direction of arrival (DOA) estimation from long-term observations in a very noisy environment. The concern is to derive methods obtaining reasonable DOAs at very low SNR. The noise is assumed zero-mean Gaussian and its variance varies
Geert Leus +2 more
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Detecting outliers and influential observations with heteroscedasticity-corrected models
Applied Economics Letters, 2005Heteroscedasticity-correction masks signals from standardized residuals, so analysts should examine the residuals to identify outliers and should use likelihood dispersion to identify influential observations. These points are demonstrated with a model that examines the effect of exchange rate volatility on intra-industry trade.
David Martin, Vikram Kumar
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Degeneracy in Heteroscedastic Regression Models [PDF]
The maximum likelihood estimation in a regression model with heteroscedastic errors is considered. When the design matrices in the model are inappropriately specified, the maximum likelihood estimates of the variances of certain observations are found to
Chan, Nai Ng, Li, Kim-Hung
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Applied Stochastic Models in Business and Industry, 2004
AbstractMacroeconomic and financial time series are often tested for the presence of non‐linearity effects. Sometimes, small patches of extremal observations may wrongly influence non‐linearity tests. In this paper, a robust analysis of the Lagrange multiplier (LM) test for GARCH components is suggested. With Monte‐Carlo simulation we show that extreme
GROSSI, Luigi, LAURINI, Fabrizio
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AbstractMacroeconomic and financial time series are often tested for the presence of non‐linearity effects. Sometimes, small patches of extremal observations may wrongly influence non‐linearity tests. In this paper, a robust analysis of the Lagrange multiplier (LM) test for GARCH components is suggested. With Monte‐Carlo simulation we show that extreme
GROSSI, Luigi, LAURINI, Fabrizio
openaire +3 more sources

