Results 51 to 60 of about 2,755,850 (188)

Orbital Optimization in the Active Space Decomposition Model

open access: yes, 2015
We report the derivation and implementation of orbital optimization algorithms for the active space decomposition (ASD) model, which are extensions of complete active space self-consistent field (CASSCF) and its occupation-restricted variants in the ...
Kim, Inkoo   +2 more
core   +2 more sources

An Optimal Model to Improve Genomic Prediction for Protein Content and Test Weight in a Diverse Spring Wheat Panel

open access: yesAgriculture
In recent years, genomic selection has been widely used in plant breeding to increase genetic gain. Selections are based on breeding values of each genotype estimated using genome-wide markers.
Pabitra Joshi   +5 more
doaj   +1 more source

Study on isothermal desorption characteristics of methane in shale from Longmaxi Formation in South Sichuan Basin

open access: yesYouqicang pingjia yu kaifa, 2021
At present, China’s shale gas is gradually began to change from exploration breakthrough to development and production. The rate of decline of shale gas production mainly depends on the desorption of the adsorbed gas in shale.
Lin Haiyu, Xiong Jian, LIU Xiangjun
doaj  

Global optimization methods for calibration and optimization of the hydrologic tank model's parameters [PDF]

open access: yes, 2010
The tank model, a lumped conceptual hydrological model, is well known due to its simplicity of concept, simplicity in computation while achieving forecasting accuracy comparable with more sophisticated models.
Harun, Sobri   +2 more
core  

Optimal predictive model selection

open access: yesThe Annals of Statistics, 2004
Often the goal of model selection is to choose a model for future prediction, and it is natural to measure the accuracy of a future prediction by squared error loss. Under the Bayesian approach, it is commonly perceived that the optimal predictive model is the model with highest posterior probability, but this is not necessarily the case. In this paper
Barbieri, Maria Maddalena   +1 more
openaire   +4 more sources

Augmentation for Accuracy Improvement of YOLOv8 in Blind Navigation System

open access: yesJurnal RESTI (Rekayasa Sistem dan Teknologi Informasi)
This study addresses the critical need for enhanced accuracy in YOLOv8 models designed for visually impaired navigation systems. Existing models often struggle with consistency in object detection and distance estimation under varying environmental ...
Erwin Syahrudin   +2 more
doaj   +1 more source

Optimized biological nitrogen removal of high-strength ammonium wastewater by activated sludge modeling

open access: yesJournal of Water Reuse and Desalination, 2018
Wastewater containing high ammonium concentrations is produced from various industrial activities. In this study, the author used a complex activated sludge model, improved by utilizing BioWin© (EnviroSim, Hamilton, Canada) simulation software, to gain ...
Abdelsalam Elawwad
doaj   +1 more source

Stochastic MPC Design for a Two-Component Granulation Process

open access: yes, 2017
We address the issue of control of a stochastic two-component granulation process in pharmaceutical applications through using Stochastic Model Predictive Control (SMPC) and model reduction to obtain the desired particle distribution.
alambeigi, hashemian, hashemian
core   +1 more source

Melding the Data-Decisions Pipeline: Decision-Focused Learning for Combinatorial Optimization

open access: yes, 2018
Creating impact in real-world settings requires artificial intelligence techniques to span the full pipeline from data, to predictive models, to decisions.
Dilkina, Bistra   +2 more
core   +1 more source

Weakly supervised semantic segmentation and optimization algorithm based on multi-scale feature model

open access: yesTongxin xuebao, 2019
In order to improve the accuracy of weakly-supervised semantic segmentation method,a segmentation and optimization algorithm that combines multi-scale feature was proposed.The new algorithm firstly constructs a multi-scale feature model based on transfer
Changzhen XIONG, Hui ZHI
doaj  

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