نتایج جستجو برای: bpn methods

تعداد نتایج: 1874784  

2013
Han-Chen Huang Fang-Wei Chang

Investors and scholars pay continuous attention to the stock market, as each day, many investors attempt to use different methods to predict stock price trends. However, as stock price is affected by economy, politics, domestic and foreign situations, emergency, human factor, and other unknown factors, it is difficult to establish an accurate prediction model. This study used a back-propagation...

Journal: :Carbon 2021

The thermal transport properties of biphenylene network (BPN), a novel sp2-hybridized two-dimensional allotrope carbon atoms recently realized in experiments [Fan et al., Science, 372 852–856 (2021)], are studied using the density functional theory-driven solution Boltzmann equation. BPN is anisotropic and obtained conductivities more than an order magnitude lower that graphene, despite similar...

Journal: :CoRR 2011
T. Chandrasekhar K. Thangavel E. N. Sathishkumar

In most gene expression data, the number of training samples is very small compared to the large number of genes involved in the experiments. However, among the large amount of genes, only a small fraction is effective for performing a certain task. Furthermore, a small subset of genes is desirable in developing gene expression based diagnostic tools for delivering reliable and understandable r...

Journal: :Journal of hypertension 2014
Kristy L Jackson Kesia Palma-Rigo Thu-Phuc Nguyen-Huu Pamela J Davern Geoffrey A Head

OBJECTIVE BPH/2J hypertensive mice have an exaggerated sympathetic contribution to blood pressure (BP). Premotor sympathetic neurons within the rostroventrolateral medulla (RVLM) are a major source of sympathetic vasomotor tone and major site of action of the centrally acting sympatholytic agent, rilmenidine. The relative cardiovascular effect of rilmenidine in BPH/2J versus normotensive BPN/3J...

2015
Bei Zhang Shudong Zhang

In the process of software development and maintenance, software debugging is the most complicated and expensive part. In recent years, automated software fault localization technology has attracted many scholars’ attention, various approaches have been proposed. In this paper, a technique named EGA-BPN is proposed which can provide suspicious locations for fault localization automatically with...

Journal: :Expert Syst. Appl. 2005
Kyung-shik Shin Taik Soo Lee Hyun-jung Kim

This study investigates the efficacy of applying support vector machines (SVM) to bankruptcy prediction problem. Although it is a wellknown fact that the back-propagation neural network (BPN) performs well in pattern recognition tasks, the method has some limitations in that it is an art to find an appropriate model structure and optimal solution. Furthermore, loading as many of the training se...

2001
Noam Soker

We present the many evolutionary routes that progenitors of bipolar planetary nebulae (BPNe) can take. Overall, there are about a hundred qualitatively different evolutionary routes, hence about a hundred qualitatively different types of BPNe. Within each type there are quantitative differences as well. Adding the dependence of the appearance on inclination, we find that the number of different...

Journal: :Journal of the American Chemical Society 2006
Piotr Cyganik Manfred Buck Thomas Strunskus Andrei Shaporenko James D E T Wilton-Ely Michael Zharnikov Christof Wöll

Self-assembled monolayers (SAMs) of two omega-(4'-methylbiphenyl-4-yl)alkanethiols (CH(3)(C(6)H(4))(2)(CH(2))(n)SH, BPn, n = 4, 6) on Au(111) substrates, prepared from solution at room temperature and subsequently annealed at temperatures up to 493 K under a nitrogen atmosphere, were studied using scanning tunneling microscopy (STM), high-resolution X-ray photoelectron spectroscopy (HRXPS), and...

Journal: :SN applied sciences 2021

Abstract Intrusion Detection Systems (IDSs) have received more attention to safeguarding the vital information in a network system of an organization. Generally, hackers are easily entering into secured through loopholes and smart attacks. In such situation, predicting attacks from normal packets is tedious, much challenging, time consuming highly technical. As result, different algorithms with...

2001
F. Öhberg H. Grip Y. Sterner U. Wiklund L. Nyström S. Karlsson T. Bäcklund B. Gerdle

This study present a new method for classification of subjects suffering from Whiplash Associated Disorders (WAD) with a supervised resilient Back Propagation Neural Network (BPN). The only input needed, from each subject, is features extracted from 3dimensional motion data collected by a ProReflex system. The analysis with BPN results in a correct prediction for 84% of normal subjects and 89% ...

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