نتایج جستجو برای: gene selection

تعداد نتایج: 1421541  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده اقتصاد 1389

abstract: about 60% of total premium of insurance industry is pertained?to life policies in the world; while the life insurance total premium in iran is less than 6% of total premium in insurance industry in 2008 (sigma, no 3/2009). among the reasons that discourage the life insurance industry is the problem of adverse selection. adverse selection theory describes a situation where the inf...

2013
Randall Wald Taghi M. Khoshgoftaar David J. Dittman

One of the major challenges in bioinformatics is selecting the appropriate genes for a given problem, and moreover, choosing the best gene selection technique for this task. Many such techniques have been developed, each with its own characteristics and complexities. Recently, some works have addressed this by introducing ensemble gene selection, which is the process of performing multiple runs...

Background: Microarray experiments can simultaneously determine the expression of thousands of genes. Identification of potential genes from microarray data for diagnosis of cancer is important. This study aimed to identify genes for the diagnosis of acute myeloid and lymphoblastic leukemia using a sparse feature selection method. Materials and Methods: In this descriptive study, the expressio...

Journal: :iranian journal of public health 0
m. saadat p.amirshahi d.d. farhud

a total of 3204 abo and rh blood groups were investigated in larestan and lamerd populations, in fars province, in iran. the frequency of the a gene ranged from 16.54% to 21.96, the b gene from 15.85 to 27.77% and that of the d gene from 21.49 to 33.01% ; compared with the gene frequencies of 20.97% for the b and 28.50% for the d in the general population. it seemed that the two populations stu...

Jai Prakash Lal Saumya Awasthi

Literatures have reported that a lot of drought related genes were cloned and individual gene showed positive effects under controlled stress experiments, but were not much effective in the field. Although, the progresses by conventional breeding approaches were achievable as some drought varieties have been released to the farmers in the recent years but this is not adequate to cope up with th...

Journal: :desert 2015
b. yazdi samadi m. valizadeh b. baghban kohnehrous

it has been more than half a century that plant geneticists and breeders have been trying to assemble a combinationof genes in crop plants, in order to make them as suitable and productive as possible. plant transformation technology incrop plants was first undertakenin the 1980s based on the ability of foreign gene integration into host plant genome andregeneration of transformed plant cells i...

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