نتایج جستجو برای: genetic vector

تعداد نتایج: 801148  

2001
Shamik Sural P. K. Das

We have worked on the development of a character recognition system in the soft computing paradigm. In this paper we present a genetic algorithm used for feature selection with a Feature Quality Index (FQI) metric. We generate feature vectors by defining fuzzy sets on Hough transform of character pattern pixels. Each feature element is multiplied by a mask vector bit before reaching the input o...

2013
Pratibha P. Chavan M Murugan Pramod U. Chavan

Genetic Algorithm is used in this paper, which presents the designing an optimized tool for face detection application with idea of “Survival of the fittest”. If higher level of adaption can be achieved, existing systems can perform their functions longer & better. Popular method in feature extraction is principal component analysis (PCA), for feature subset selection used Genetic algorithm (GA...

2012
Robersy Sánchez Ricardo Grau

A plausible architecture of an ancient genetic code is derived from an extended base triplet vector space over the Galois field of the extended base alphabet {D, G, A, U, C}, where the letter D represent one or more hypothetical bases with unspecific pairing. We hypothesized that the high degeneration of a primeval genetic code with five bases and the gradual origin and improvements of a primit...

Journal: :BMC Biotechnology 2008
Angelika Wegerer Tianqi Sun Josef Altenbuchner

BACKGROUND A capable expression vector is mainly characterized by its production efficiency, stability and induction response. These features can be influenced by a variation of modifications and versatile genetic modules. RESULTS We examined miscellaneous variations of a rhaPBAD expression vector. The introduction of a stem loop into the translation initiation region of the rhaPBAD promoter ...

Journal: :Trends in parasitology 2003
Stephen L Dobson

Genetic manipulation that reduces the competence of a vector population to transmit pathogens would provide a useful tool to complement current control strategies, which are based primarily on the reduction/exclusion of vector populations and the prophylactic/therapeutic treatment of the vertebrate host population. Genetic drive is an important component of vector population replacement strateg...

2016

This work presents a new method proposal applied to Multi-Labelers scenarios. This is a situation where labelling individuals in a set of data based on certain characteristics in the process of determining labels to individuals in a set of data based on certain characteristics. Our approach consists in processing a Support Vector Machine classifier to each labelers substantiated on his answers....

2017
Xiaomin Lv

When the standard genetic algorithm is used to solve the fuzzy programming problem, poor convergence occurs. In order to overcome this defect, this paper presents a hybrid intelligent evolutionary algorithm based on nonlinear support vector machine (SVM) to solve the fuzzy programming problem. Firstly, based on the research of genetic algorithm, evolutionary strategy and genetic algorithm are c...

Amir Hossein Hashemian, Daryoush Afshari, Nader Salari, Sara Manochehri, Soodeh Shahsavari, Zohreh Manochehri,

Background: Multiple sclerosis (MS) is a degenerative inflammatory disease which is most commonly diagnosed by magnetic resonance imaging (MRI). But, since the MRI device uses of a magnetic field, if there are metal objects in the patient's body, it can disrupt the health of the patient, the functioning of the MRI, and distortion in the images. Due to limitations of using MRI device, screening ...

Journal: :علوم دامی ایران 0
زهرا عزیزی دانشجوی دکتری، گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه تبریز حسین مرادی شهربابک استادیار، گروه علوم دامی، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج محمد مرادی شهر بابک استاد، گروه علوم دامی، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج عباس رأفت دانشیار، گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه تبریز جلیل شجاع استاد، گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه تبریز

the purpose of this research was to classify buffaloes from different areas of the two azari (west and east azarbayjan and ardabil provinces) and north (guilan province) ecotypes using support vector machine method. a total of 258 buffalo were sampled and genotyped using the axiom buffalo 90k genotyping array at the parco technologic padano lab in italy. two metric methods of cross validation a...

2013
Zhi Hong Lu Sergey Kaliberov Rebecca E. Sohn Lyudmila Kaliberova David T. Curiel Jeffrey M. Arbeit

New approaches targeting metastatic neovasculature are needed. Payload capacity, cellular transduction efficiency, and first-pass cellular uptake following systemic vector administration, motivates persistent interest in tumor vascular endothelial cell (EC) adenoviral (Ad) vector targeting. While EC transductional and transcriptional targeting has been accomplished, vector administration approa...

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