نتایج جستجو برای: three heuristics named cluster

تعداد نتایج: 1529023  

ژورنال: علوم آب و خاک 2004
آقافخر میرلوحی, , قربانعلی نعمت‌زاده, , خلیل زینلی‌نژاد, , عبدالمجید, ,

To study the genetic diversity in 100 genotypes of rice, an experiment was conducted at the research farm of Rice Research Institute of Iran. The experimental design was a 10x10 simple lattice. The genotypes, mostly belonging to Isfahan Province and north of Iran, were evaluated on the basis of morphological traits and yield components. The results of analysis of variance demonstrated that the ...

آقافخر میرلوحی, , قربانعلی نعمت‌زاده, , خلیل زینلی‌نژاد, , عبدالمجید, ,

To study the genetic diversity in 100 genotypes of rice, an experiment was conducted at the research farm of Rice Research Institute of Iran. The experimental design was a 10x10 simple lattice. The genotypes, mostly belonging to Isfahan Province and north of Iran, were evaluated on the basis of morphological traits and yield components. The results of analysis of variance demonstrated that the ...

Journal: :journal of industrial strategic management 2013
a. riahi

small and medium enterprises development policy by  cluster approach  program is a new method to attempt to industrial development goals in developed and developing country in the world. in the last decades in some of country such as iran concentrate that programmed. industrial development program by cluster approach need some measurable factor for control and assessment. program’s control must...

Journal: :NeuroImage 2002
William F Auffermann Shing-Chung Ngan Xiaoping Hu

Many of the statistical methods currently employed to analyze fMRI data depend on a response template. However, the true form of the hemodynamic response, and thereby the response template, is often unknown. Consequently, cluster analysis provides a complementary, template-free method for exploratory analysis of multidimensional fMRI data sets. Clustering algorithms currently being applied to f...

Journal: :Public health nutrition 2016
Benjamin Greve Iris Pigeot Inge Huybrechts Valeria Pala Claudia Börnhorst

OBJECTIVE Cluster analysis is widely applied to identify dietary patterns. A new method based on Gaussian mixture models (GMM) seems to be more flexible compared with the commonly applied k-means and Ward's method. In the present paper, these clustering approaches are compared to find the most appropriate one for clustering dietary data. DESIGN The clustering methods were applied to simulated...

2006
Igor Razgon Barry O'Sullivan

In this paper we present a novel approach to solving Constraint Satisfaction Problems whose constraint graphs are highly clustered and the graph of clusters is close to being acyclic. Such graphs are encountered in many real world application domains such as configuration, diagnosis, model-based reasoning and scheduling. We present a class of variable ordering heuristics that exploit the cluste...

2014
Gaojian Fan Martin Müller Robert C. Holte

Merge-and-shrink is a general method for deriving accurate abstraction heuristics. We present two novel nonlinear merging strategies, UMC and MIASM, based on variable interaction. The principle underlying our methods is to merge strongly interacting variables early on. UMC measures variable interaction by weighted causal graph edges, and MIASM measures variable interaction in terms of the numbe...

Journal: :International Journal of Interactive Multimedia and Artificial Intelligence 2017

Journal: :Int. J. Comput. Linguistics Appl. 2015
Manel Ammar Salma Jamoussi

This paper focuses on decoding as main part of statistical machine translation. Decoding is considering as a NPcomplete algorithm that requires intelligent heuristics to and optimum solutions. In order to solve this problem, we proposed a decoder named DAIS based on the meta-heuristic of artificial immune system. The evaluation is performed on two different corpora. The obtained translations sh...

Majid Norouzi Mehdi Taghizadeghan, Saeid Aharizad

To identifying of the high yielding wheat lines with optimal characteristics and to determine the traits which could be used as the selection index for increasing of grain yield, 40 recombinant inbred lines derived from a cross between Norstar and Zagros cultivars were evaluated in a randomized complete block design with three replications. The measured characters consisted of peduncle weight, ...

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