نتایج جستجو برای: partial linear model preliminary test lasso

تعداد نتایج: 3367252  

2016
Anna Klimovskaia Stefan Ganscha Manfred Claassen

Stochastic chemical reaction networks constitute a model class to quantitatively describe dynamics and cell-to-cell variability in biological systems. The topology of these networks typically is only partially characterized due to experimental limitations. Current approaches for refining network topology are based on the explicit enumeration of alternative topologies and are therefore restricte...

2013
Matthias Heizmann Jochen Hoenicke Jan Leike Andreas Podelski

The general setting of this work is the constraint-based synthesis of termination arguments. We consider a restricted class of programs called lasso programs. The termination argument for a lasso program is a pair of a ranking function and an invariant. We present the— to the best of our knowledge—first method to synthesize termination arguments for lasso programs that uses linear arithmetic. W...

2005
Trevor Park George Casella

The Lasso estimate for linear regression parameters can be interpreted as a Bayesian posterior mode estimate when the priors on the regression parameters are independent double-exponential (Laplace) distributions. This posterior can also be accessed through a Gibbs sampler using conjugate normal priors for the regression parameters, with independent exponential hyperpriors on their variances. T...

Journal: :CoRR 2013
Weiguang Wang Yingbin Liang Eric P. Xing

for K linear regressions. The support union of K p-dimensional regression vectors (collected as columns of matrix B∗) is recovered using l1/l2-regularized Lasso. Sufficient and necessary conditions on sample complexity are characterized as a sharp threshold to guarantee successful recovery of the support union. This model has been previously studied via l1/l∞regularized Lasso by Negahban & Wain...

Journal: :Applied sciences 2023

The aim of wastewater treatment plants (WWTPs) is to clean before it discharged into the environment. Real-time monitoring and control will become more essential as regulations for effluent discharges are likely stricter in future. Model-based soft sensors provide a promising solution estimating important process variables such chemical oxygen demand (COD) help predicting performance WWTPs. Thi...

Journal: :CoRR 2013
Doreswamy Chanabasayya M. Vastrad

Regularized regression techniques for linear regression have been created the last few ten years to reduce the flaws of ordinary least squares regression with regard to prediction accuracy. In this paper, new methods for using regularized regression in model choice are introduced, and we distinguish the conditions in which regularized regression develops our ability to discriminate models. We a...

In this work the electrooxidation half-wave potentials of some Benzoxazines were predicted from their structural molecular descriptors by using quantitative structure-property relationship (QSAR) approaches. The dataset consist the half-wave potential of 40 benzoxazine derivatives which were obtained by DC-polarography. Descriptors which were selected by stepwise multiple selection procedure ar...

In this work the electrooxidation half-wave potentials of some Benzoxazines were predicted from their structural molecular descriptors by using quantitative structure-property relationship (QSAR) approaches. The dataset consist the half-wave potential of 40 benzoxazine derivatives which were obtained by DC-polarography. Descriptors which were selected by stepwise multiple selection procedure ar...

Journal: :Health science reports 2023

Background and Aim Machine learning is an important branch supporting technology of artificial intelligence, we established four machine model for the drug sensitivity Klebsiella pneumoniae to imipenem based on matrix-assisted laser desorption ionization time-of-flight mass spectrometry (MALDI-TOF-MS) compared their diagnostic effect. Methods The data MALDI-TOF-MS 174 cases K. isolated from cli...

Journal: :Biomed. Signal Proc. and Control 2012
Yu Zhang Jing Jin Xiangyun Qing Bei Wang Xingyu Wang

Steady-state visual evoked potential (SSVEP) has been increasingly used for the study of brain–computer interface (BCI). How to recognize SSVEP with shorter time and lower error rate is one of the key points to develop a more efficient SSVEP-based BCI. To achieve this goal, we make use of the sparsity constraint of the least absolute shrinkage and selection operator (LASSO) for the extraction o...

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