نتایج جستجو برای: an agglomerative hierarchical cluster analysis with ward

تعداد نتایج: 12034616  

2012
Sergio Gomez Justo Montiel David Torres Alberto Fernandez

MultiDendrograms is a Java-written application that computes agglomerative hierarchical clusterings of data. Starting from a distances (or weights) matrix, MultiDendrograms is able to calculate its dendrograms using the most common agglomerative hierarchical clustering methods. The application implements a variable-group algorithm that solves the non-uniqueness problem found in the standard pai...

Journal: :Corpus Linguistics and Linguistic Theory 2022

Abstract This study adopts a corpus-based behavioral profile approach, combining multifactorial usage-feature analysis with frequency-based quantitative analysis, to investigate the diachronic semasiological variation of Mandarin Chinese temperature term 热 re ‘hot’. The result shows dynamic profile, i.e., both usage patterns and structural weight senses have been constantly shifting. semasiolog...

Journal: :Statistical applications in genetics and molecular biology 2015
Samiran Ghosh Jeffrey P Townsend

In most cases where clustering of data is desirable, the underlying data distribution to be clustered is unconstrained. However clustering of site types in a discretely structured linear array, as is often desired in studies of linear sequences such as DNA, RNA or proteins, represents a problem where data points are not necessarily exchangeable and are directionally constrained within the array...

Journal: :Acta Scientiarum Polonorum 2022

Privatization of municipal housing in Poland has led to the emergence public-private condominiums. The aim study was investigate ownership structures common property management entities such condominiums Poland. intended investigation conducted on sample 30 largest urban municipalities located Warmia and Mazury province. empirical data collected by questionnaire interviews using public informat...

2004
Jianzhong Chen Mary Shapcott Sally I. McClean Kenneth Adamson

Relational data mining deals with datasets containing multiple types of objects and relationships that are presented in relational formats, e.g. relational databases that have multiple tables. This paper proposes a propositional hierarchical model-based method for clustering relational data. We first define an object-relational star schema to model composite objects, and present a method of fla...

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

this thesis is a study on insurance fraud in iran automobile insurance industry and explores the usage of expert linkage between un-supervised clustering and analytical hierarchy process(ahp), and renders the findings from applying these algorithms for automobile insurance claim fraud detection. the expert linkage determination objective function plan provides us with a way to determine whi...

Journal: :Pattern Recognition Letters 2014
Nuno Fachada Mário A. T. Figueiredo Vitor V. Lopes Rui Costa Martins Agostinho C. Rosa

This paper proposes new clustering criteria for distinguishing Saccharomyces cerevisiae (yeast) strains using their spectrometric signature. These criteria are introduced in an agglomerative hierarchical clustering context, and consist of: (a) minimizing the total volume of clusters, as given by their respective convex hulls; and, (b) minimizing the global variance in cluster directionality. Th...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیخ بهایی - دانشکده زبانهای خارجی 1392

critical thinking ability has an important role in education. accordingly, scholars around the world are searching for new ways for teaching and improving students critical thinking ability. in line with the studies in efl contexts supporting the positive relationship between critical thinking and writing performances, this study investigated the differential effects of halverson’s critical thi...

2012
Tao Zhang Kang Liu Jun Zhao

In this paper, we describe our KBP Entity Lining system at TAC 2012. Our system consists of three modules. 1) Query expansion and candidate entity selection module. In this module, we identify all the possible entities for an entity mention through a variety knowledge sources. 2) Entity disambiguation module. In this module, we use a maximum margin approach to rank the candidate entity. 3) NIL ...

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