نتایج جستجو برای: ga mlr

تعداد نتایج: 38478  

Journal: :Journal of Marine Science and Engineering 2021

This research intends to offer a scientific foundation for environmental monitoring and early warning which will aid in the protection management of Qaroun Lake. Lake is increasingly influenced by untreated wastewater discharge from many anthropogenic activities, making it vulnerable pollution. For that, six pollution indices, namely contamination factor (Cf), enrichment (EF), geo-accumulation ...

2017
Brian R. Noga Francisco J. Sanchez Luz M. Villamil Christopher O’Toole Stefan Kasicki Maciej Olszewski Anna M. Cabaj Henryk Majczyński Urszula Sławińska Larry M. Jordan

Oscillatory rhythms in local field potentials (LFPs) are thought to coherently bind cooperating neuronal ensembles to produce behaviors, including locomotion. LFPs recorded from sites that trigger locomotion have been used as a basis for identification of appropriate targets for deep brain stimulation (DBS) to enhance locomotor recovery in patients with gait disorders. Theta band activity (6-12...

2016
Zhiming Li Kaiying Nie Zhaojing Wang Dianhui Luo

In this study, quantitative structure activity relationship (QSAR) models for the antioxidant activity of polysaccharides were developed with 50% effective concentration (EC50) as the dependent variable. To establish optimum QSAR models, multiple linear regressions (MLR), support vector machines (SVM) and artificial neural networks (ANN) were used, and 11 molecular descriptors were selected. Th...

1999
Sébastien Brosse Jean-François Guegan Jean-Nöel Tourenq Sovan Lek

The present work describes a comparison of the ability of multiple linear regression (MLR) and artificial neural networks (ANN) to predict fish spatial occupancy and abundance in a mesotrophic reservoir. Models were run and tested with 306 observations obtained by the sampling point abundance method using electrofishing. For each of the 306 samples, the relationships between physical parameters...

Journal: :The Annals of otology, rhinology, and laryngology 1988
K T Kavanagh W D Domico P L Crews V A McCormick

The auditory brain stem response (ABR) and middle latency response (MLR) were studied in 48 young children (96 ears). The responses were elicited using low intensity stimuli (30-dB nHL clicks) and simultaneously were recorded on a dual time base. Both the ABR and MLR were elicited in 70 ears. In 12 ears, just one response was recorded (ABR in eight ears and the MLR in four ears). In 14 ears, ne...

Journal: :Hearing research 2008
Jiri Popelar Jolana Grecova Natalia Rybalko Josef Syka

Auditory brainstem responses (ABRs) and middle latency responses (MLRs) were compared after noise exposure to elucidate the specific effects of a loud sound on the central auditory system in rats. Rats were exposed twice for 1 h to broad-band noise (BBN) of 118 dB SPL (first exposure) and 122 dB SPL (second exposure) with an interval between the exposures of three weeks. The first noise exposur...

2017
Cheng Yuan Ning Li Xiaoyong Mao Zui Liu Wei Ou Si‐yu Wang

BACKGROUND The prognostic values of preoperative neutrophil/lymphocyte ratio (NLR), monocyte/lymphocyte ratio (MLR), and platelet/lymphocyte ratio (PLR) in non-small cell lung cancer (NSCLC) have been previously described. This study assessed the prognostic values of other pretreatment complete blood cell parameters in Chinese patients with curatively resected NSCLC. METHODS A total of 1466 c...

Journal: :BMC Medical Informatics and Decision Making 2008
Thierry Verplancke Stijn Van Looy Dominique Benoit Stijn Vansteelandt Pieter Depuydt Filip De Turck Johan Decruyenaere

BACKGROUND Several models for mortality prediction have been constructed for critically ill patients with haematological malignancies in recent years. These models have proven to be equally or more accurate in predicting hospital mortality in patients with haematological malignancies than ICU severity of illness scores such as the APACHE II or SAPS II 1. The objective of this study is to compar...

2014
Heike Corinna Althen Heike Althen

invariance, which displays an invariance as complex as the hypercomplex or the pattern invariance, would be tracked at latencies as early as the latencies of the MLR. A complex invariance, where none of the standard stimuli are identical, but all are the same regarding at least one feature, has, to author’s knowledge, not been tested neither. In the third study of the present th...

2015
Tzahit Simon-Tuval Tuvia Horev Giora Kaplan

BACKGROUND The growth of the private health insurance sector in Western countries, which is characterized by information deficiencies and limited competition, necessitates the implementation of effective regulatory tools. One measure which is widely used is the medical loss ratio (MLR). Our objective was to analyze how MLR is applied as a regulatory measure in the Israeli voluntary health insur...

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