نتایج جستجو برای: contribution margin

تعداد نتایج: 251763  

Journal: :Revista de biologia tropical 2008
Alexandre Oliveira de Almeida Petrônio Alves Coelho Joaldo Rocha Luz José Tiago Almeida dos Santos Neyva Ribeiro Ferraz

A total of 117 species of freshwater decapod crustaceans are known from Brazil. Knowledge regarding the fauna of Decapoda from inland waters in the state of Bahia, northeast Brazil, is incipient. In spite of its wide territory and rich hydrographic net, only 13 species of limnetic decapods have been reported from that state. The objective of this contribution was to survey decapod crustaceans o...

In this paper, the Static Var Compensator (SVC) has been used to improve dynamic behaviour of power system. To do this, a new objective function is formulated considering power loss reduction, voltage profile improvement and loadability margin decrease. Other contribution of this research is proposing a novel structure for Particle Swarm Optimization (PSO) algorithm through modifying the initia...

2015
Oliver Norkus Brian D. Clark Florian Merkel Björn Friedrich Jürgen Sauer Hans-Jürgen Appelrath

From our ongoing project, we present the collected requirements and business drivers from the energy industry imposed upon analytical information systems, specifically in the case of a contribution margin control as part of electricity trading. As a solution, we introduce our architecture for business intelligence in the cloud and apply these in the afore mentioned use case in the form of a res...

Journal: :CoRR 2014
Brijnesh J. Jain

This contribution extends linear models for feature vectors to sublinear models for graphs and analyzes their properties. The results are (i) a geometric interpretation of sublinear classifiers, (ii) a generic learning rule based on the principle of empirical risk minimization, (iii) a convergence theorem for the margin perceptron in the sublinearly separable case, and (iv) the VC-dimension of ...

In this paper, the new approach for the transmission reliability cost allocation (TRCA) problem is proposed. In the conventional TRCA problem, for calculating the contribution of each user (generators & loads or contracts) in the reliability margin of each transmission line, the outage analysis is performed for all system contingencies. It is obvious that this analysis is very time-consuming fo...

In this paper, the Static Var Compensator (SVC) has been used to improve dynamic behaviour of power system. To do this, a new objective function is formulated considering power loss reduction, voltage profile improvement and loadability margin decrease. Other contribution of this research is proposing a novel structure for Particle Swarm Optimization (PSO) algorithm through modifying the initia...

1999
John Shawe-Taylor

Typical bounds on generalization of Support Vector Machines are based on the minimum distance between training examples and the separating hyperplane. There has been some debate as to whether a more robust function of the margin distribution could provide generalization bounds. Freund and Schapire (1998) have shown how a diierent function of the margin distribution can be used to bound the numb...

2017
Kyaw Thu Soe Saw Saw Johan van Griensven Shuisen Zhou Le Win Palanivel Chinnakali Safieh Shah Myo Myo Mon Si Thu Aung

BACKGROUND National tuberculosis (TB) programs increasingly engage with international non-governmental organizations (INGOs), especially to provide TB care in complex settings where community involvement might be required. In Myanmar, however, there is limited data on how such INGO community-based programs are organized and how effective they are. In this study, we describe four INGO strategies...

2006
Barı̧s K. Yörük James Andreoni Ingela Alger Dong Li

People tend to contribute more to a charity when they are asked to. Although this so-called ‘power of asking’ is well-known among fundraisers, the existing literature does not pay much attention to the role of donation requests in charitable giving. This paper uses a unique data set, which was designed to measure giving behavior in the United States, to estimate the causal effects of charitable...

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