نتایج جستجو برای: selection index

تعداد نتایج: 702017  

Sesame is an important oilseed crop in India. To determine potential traits and selection criteria for yield improvement, ninety sesame (Sesamum indicum L.) genotypes were studied in a randomized complete block design with three replications. The data collected on 13 characters were subjected to three different analyses. In variability analysis, high heritability was accompanied by a high genet...

2005
Carolin Strobl

Evidence for variable selection bias in classification tree algorithms based on the Gini Index is reviewed from the literature and embedded into a broader explanatory scheme: Variable selection bias in classification tree algorithms based on the Gini Index can be caused not only by the statistical effect of multiple comparisons, but also by an increasing estimation bias and variance of the spli...

Journal: :European Journal of Operational Research 2012
Zsolt Csizmadia Tibor Illés Adrienn Nagy

In this paper we introduce the concept of s-monotone index selection rule for linear programming problems. We show that several known anticycling pivot rules like the minimal index-, last-in-first-outand themost-often-selected-variable pivot rules are s-monotone index selection rules. Furthermore, we show a possible way to define new s-monotone pivot rules. We prove that several known algorithm...

Journal: :پژوهش نفت 0

the objective of this paper is to present a design procedure for compact plate-fin heat exchangers based on full utilization of pressure drop. since, design engineers need to indices for optimum selection of plates, an appropriate  index   is   developed  and   then based on the rapid design algorithm, developed by previous investigators, the best enveloped has been modified.  the developed ind...

2018
Shiori Yabe Takashi Hara Mariko Ueno Hiroyuki Enoki Tatsuro Kimura Satoru Nishimura Yasuo Yasui Ryo Ohsawa Hiroyoshi Iwata

To evaluate the potential of genomic selection (GS), a selection experiment with GS and phenotypic selection (PS) was performed in an allogamous crop, common buckwheat (Fagopyrum esculentum Moench). To indirectly select for seed yield per unit area, which cannot be measured on a single-plant basis, a selection index was constructed from seven agro-morphological traits measurable on a single pla...

2009
Sindhu Joseph Marco Schorlemmer

In this paper, we propose a coherence-driven approach to action selection in agents. The mechanism is inspired by the cognitive theory of coherence as proposed by Thagard . Based on a proposal to extend BDI agents with coherence, we interpret, how action selection can be viewed as a coherencemaximising problem. Contrasted against the classical BDI approach to action selection where actions are ...

2009
YANNICK BARAUD

Let (Xt)t∈T be a family of real-valued centered random variables indexed by a countable set T . In the first part of this paper, we establish exponential bounds for the deviation probabilities of the supremum Z = supt∈T Xt by using the generic chaining device introduced in Talagrand (1995). Compared to concentration-type inequalities, these bounds offer the advantage to hold under weaker condit...

Journal: :Statistical Methods and Applications 2013
Giuliano Galimberti Angela Montanari

It is a great pleasure to have the chance of reading and commenting on this very interesting paper that provides a unified view on non-gaussian mixture models. It is a very hot topic that has recently been receiving increasing attention in the literature. This paper is especially welcome as it offers to the reader an up-to-date review, with interesting stimuli for reflection and further insight...

Journal: :Animal : an international journal of animal bioscience 2012
A M Haberland U König von Borstel H Simianer S König

Reliable selection criteria are required for young riding horses to increase genetic gain by increasing accuracy of selection and decreasing generation intervals. In this study, selection strategies incorporating genomic breeding values (GEBVs) were evaluated. Relevant stages of selection in sport horse breeding programs were analyzed by applying selection index theory. Results in terms of accu...

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