نتایج جستجو برای: bpn methods
تعداد نتایج: 1874784 فیلتر نتایج به سال:
This article builds a systematic and reliable site selection prediction model for chain of convenience stores (CVSs) to improve the existing decision method using experienced managers select sites. Specifically, this study used an artificial neural network (ANN) technique—back-propagation (BPN)—to build model. To achieve optimization in executing BPN, Taguchi (TM) was adopted find optimal param...
A Neural Network approach is proposed to build an automatic off-line handwritten Tamil character recognition system. We have used a Back Propagation Network (BPN) as a character recognizer. Once trained, the network has a very fast response time. However, the learning phase of this recognizer is a relatively difficult task in this application. The input image of the handwritten character is giv...
Evidence is presented for the complete amino acid sequence of subtilisin Carlsberg. The protein consists of a single peptide chain of 274 residues. Comparison with subtilisin BPN’ shows 84 amino acid differences and 1 additional residue in BPN’. The 84 differences can be accounted for on the basis of single or double nucleotide replacements. Within the subtilisins, there are a number of distinc...
Alkaline elastase YaB is an extracellular serine protease of the alkalophilic Bacillus strain YaB. We cloned the structural gene, ale, and determined the nucleotide sequence. The mature enzyme (268 amino acids) was preceded by a putative signal sequence and a prosequence (27 and 83 amino acids, respectively). The mature enzyme was 55% homologous to subtilisin BPN'. Almost all the positively cha...
Aqualysin I is the alkaline serine protease isolated from an extreme thermophile, Thermus aquaticus YT-1. We analyzed kinetic properties of aqualysin I, using sixteen kinds of chromogenic succinyl-tripeptide p-nitroanilides as substrates. And we compared the substrate specificity of aqualysin I with those of proteinase K, subtilisin BPN', and subtilisin Carlsberg. We found that aqualysin I had ...
BPH/2J mice are recognized as a neurogenic model of hypertension primarily based on overactivity of the sympathetic nervous system and greater neuronal activity in key autonomic cardiovascular regulatory brain regions. The medial amygdala (MeAm) is a forebrain region that integrates the autonomic response to stress and is the only region found to have greater Fos during the night and daytime in...
Introducción: los recién nacidos con bajo peso al nacer (BPN) tienen 20 a 40 veces más probabilidad de morir que nacido normal. El objetivo del estudio fue establecer las características socioeconómicas madres asociadas BPN en Colombia según datos la Encuesta Nacional Demografía y Salud. Métodos: Se realizó análisis secundario ENDS 2015. calcularon asociaciones entre socioeconómica madre el BPN...
The porosity within a reservoir rock is a basic parameter for the reservoir characterization. The present paper introduces two intelligent models for identification of the porosity types using image analysis. For this aim, firstly, thirteen geometrical parameters of pores of each image were extracted using the image analysis techniques. The extracted features and their corresponding pore types ...
Contexto: el bajo peso al nacer (BPN) es un factor de riesgo para desarrollo enfermedad renal crónica (ERC), aumentando su probabilidad ocurrencia en la vida adulta hasta 70% y duplicando ERC edad pediátrica. Objetivo: generar recomendaciones prevención niños con BPN, lo que se busca optimizar las estrategias nefroprevención seguimiento dicha población. Metodología: realizó consenso expertos me...
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