نتایج جستجو برای: cluster analysis ca
تعداد نتایج: 3025831 فیلتر نتایج به سال:
In this paper we describe CHIC (Correspondence & HIerarchical Cluster) Analysis, a specialized software package for Correspondence Analysis-CA (Simple and Multiple) and Hierarchical Cluster Analysis (Benzécri’s chi-square distance, Ward’s linkage criterion). The implementation of CA is in line with both the French approach and the Gifi System of data analysis. CHIC Analysis combines the graphic...
To study the morphological variation of Capoeta saadii, 15 specimens from Maharlu River (Maharlu lake basin), 15 from Shapour River (Persis basin) and 15 from Kor River (Kor river basin) were collected. In the Lab, a total of 20 morphometric traits were measured using a digital caliper. Then, standardized data were analyzed using one-way ANOVA analysis, Duncan grouping, principal component anal...
inter- and intra-population variations of a recently described endemic cyprinid fish alburnoides qanati coad and bogutskaya, 2009 collected from three localities in the kor river basin, iran, were studied by applying morphometric and meristic characters using canonical discriminate function analysis (dfa), principal component analysis (pca) and cluster analysis (ca). in dfa, the overall random ...
Rivers are one of the most important source of water supply for drinking and farming purposes. Zard River is one of the surface water resources of Khuzestan province. The purpose of this study is to evaluate the quality of the river water and to observe the trend of changes in the water quality of this river in the Mashin station during the period of 1997-2015 by using the Man-Kendal, Spearman,...
Rivers are one of the most important source of water supply for drinking and farming purposes. Zard River is one of the surface water resources of Khuzestan province. The purpose of this study is to evaluate the quality of the river water and to observe the trend of changes in the water quality of this river in the Mashin station during the period of 1997-2015 by using the Man-Kendal, Spearman,...
based on the latest records of typhlops vermicularis merrem, 1820 from iran, this species is distributed in the northern and southern regions of the country. in this study, new records of typhlops vermicularis are presented and it is shown that distribution range of this species is extended towards the eastern and western iran, and according to the new distribution map, it can be assumed that t...
Classification of water quality is the most important step for controlling the pollution of water. The aim of this study was classifying the water quality of the Talar River basin by analyzing the existing data of six monitoring stations. Multivariate statistical techniques such as cluster analysis (CA), principal component analysis (PCA) and factor analysis (FA) were used to assessment the spa...
the purpose of this study was to investigate the relationship between family functioning and marital adjustment humor couples are due to the nature and objectives of the research and application of methods for its implementation correlation was used. the study population consisted of all the couples in the city who uses random cluster sampling of 200 students were selected as sample. data from ...
اطلاعات ریخت شناسی گونه های کتان مورد بررسی قرار گرفت تا گروه بندی تاکسونومیک این جنس در ایران روشن شود مطالعات بر اساس نمونه های تازه و نمونه های هرباریومی انجام شد. تعداد 36 صفت ریخت شناسی مورد مطالعه قرار گرفت. گروه بندی گونه ها با استفاده از نرم افزار های کامپیوتری انجام شد. بر اساس فنوگرام بدست آمده 4 شاخه اصلی تشخیص داده شد که با 4 بخش (section) شناخته شده جنس مطابقت می نماید
BACKGROUND Cluster analysis (CA) is a frequently used applied statistical technique that helps to reveal hidden structures and "clusters" found in large data sets. However, this method has not been widely used in large healthcare claims databases where the distribution of expenditure data is commonly severely skewed. The purpose of this study was to identify cost change patterns of patients wit...
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