نتایج جستجو برای: multiple linear regression mlr

تعداد نتایج: 1407189  

Journal: : 2022

Short-term load forecasting (STLF) is an obligatory and vibrant part of power system planning dispatching. It utilized for short running targets in planning. Electricity consumption has nonlinear patterns due to its reliance on factors like time, weather, geography, culture, some random individual events. This research work emphasizes STLF through profile data from domestic energy meter forecas...

2005
I. Bogrekci W. S. Lee

This study investigated the effects of soil particle size on the reflectance spectra of sandy soils using ultraviolet, visible, and near-infrared spectroscopy in sensing phosphorus (P) concentration. Pure sandy soil was graded into three particle sizes. Sieve sizes were 125, 250, and 600 m for fine, medium, and coarse, respectively. Phosphorus application rates for the soil samples were 0.0, 12...

Journal: :iranian journal of pharmaceutical research 0
zahra hajimahdi department of medicinal chemistry, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran. fatemeh safizadeh department of medicinal chemistry, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran. afshin zarghi shahid beheshti univ. med. sci.

caspase-3, one of the dominant effectors caspases, is activated in almost every model of apoptosis with various signaling pathways. hence, inhibition of caspase-3 has become an attractive target in the treatment of neurodegenerative diseases. caspase-3 inhibitory activities of some 1,2-benzisothiazol-3-one derivatives were modeled by quantitative structure–activity relationship (qsar) using ste...

Journal: :iranian journal of pharmaceutical research 0
zahra hajimahdi department of medicinal chemistry, school of pharmacy, shahid beheshti university of medical sciences, tehran/iran amin ranjbar department of electrical engineering, amirkabir university of technology, tehran/iran amir abolfazl suratgar department of electrical engineering, amirkabir university of technology, tehran/iran afshin zarghi shahid beheshti univ. med. sci.

predictive quantitative structure–activity relationship was performed on the novel 4-oxo-1,4-dihydroquinoline and 4-oxo-4h-pyrido[1,2-a]pyrimidine derivatives to explore relationship between the structure of synthesized compounds and their anti-hiv-1 activities. in this way, the suitable set of the molecular descriptors was calculated and the important descriptors using the variable selections ...

Journal: :caspian journal of chemistry 2014
mohammad h fatemi ameneh kerdarshad elham gholami rostami

in this work quantitative structure activity relationship (qsar) methodology was applied for modeling and prediction of cellular response to polymers that have been designed for tissue engineering. after calculation and screening of molecular descriptors, linear and nonlinear models were developed by using multiple linear regressions (mlr) and artificial neural network (ann) methods. the root m...

Journal: :The European respiratory journal 2000
K A Poole J R Thompson H M Hallinan C S Beardsmore

Respiratory inductance plethysmography (RIP) measures respiration from body surface movements. Various techniques have been proposed for calibration in order that RIP may be used quantitatively. These include calculation of the proportionality constant of ribcage to abdominal volume change (K). The aims of this study were to 1) establish whether a fixed value of K could be used for calibration,...

ژورنال: علوم آب و خاک 2015
افیونی, مجید, جلالیان, احمد, خلیلی‌مقدم, بیژن, دهقانی, امیر‌احمد, عباسپور, کریم,

With the advent of advanced geographical informational systems (GIS) and remote sensing technologies in recent years, topographic (elevation, slope, and aspect) and vegetation attributes are routinely available from digital elevation models (DEMs) and normalized difference vegetation index (NDVI) at different spatial (watershed, regional) scales. This study explores the use of topographic and v...

2009
Timo Niiniskorpi Malin Björnsdotter Johan Wessberg

The application of pattern recognition to functional magnetic resonance imaging (fMRI) data enables exiting possibilities, including mind-reading and brain-machine interfacing. This paper presents a novel brain state identification approach, which, using an algorithm based on particle swarm optimization (PSO) in conjunction with a classifier of choice, identifies important brain voxels – thus b...

2014
Bhavani Boddeda Vasudeva Rao

A linear quantitative structure-activity relationship (QSAR) model is presented for modeling and predicting the αglucosidase inhibitory activity. The model was produced by using the multiple linear regression (MLR) technique on a twenty one compound database that consists of newly discovered 2,4-thiazolidinediones. The major conclusion of this study is that molecular weight, wiener index, andre...

Journal: :European journal of medicinal chemistry 2009
Antreas Afantitis Georgia Melagraki Haralambos Sarimveis Olga Igglessi-Markopoulou George Kollias

A linear quantitative structure-activity relationship (QSAR) model is presented for modeling and predicting the inhibition of CXCR3 receptor. The model was produced by using the multiple linear regression (MLR) technique on a database that consists of 32 recently discovered 4-N-aryl-[1,4] diazepane ureas. The key conclusion of this study is that 3k, ChiInf8, ChiInf0, AtomCompTotal and ClogP aff...

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