نتایج جستجو برای: hierarchical clustering

تعداد نتایج: 184775  

2011
Anjali B. Raut

Conventional clustering means classifying the given data objects as exclusive subsets (clusters).That means we can discriminate clearly whether an object belongs to a cluster or not. However such a partition is insufficient to represent many real situations. Therefore a fuzzy clustering method is offered to construct clusters with uncertain boundaries and allows that one object belongs to overl...

2013
Korinna Bade Andreas Nürnberger

Constrained clustering received a lot of attention in the last years. However, the widely used pairwise constraints are not generally applicable for hierarchical clustering, where the goal is to derive a cluster hierarchy instead of a flat partition. Therefore, we propose for the hierarchical setting—based on the ideas of pairwise constraints—the use of must-link-before (MLB) constraints. In th...

2014
Jaya Pal Vandana Bhattacherjee

Abstract— Clustering is a powerful technique of data mining for extracting useful information from a set of data and classifies the data into several clusters based on similarity of the pattern. This paper presents the quality estimation for students’ projects data based on hierarchical clustering and fuzzy clustering using Min-Max method. From the experimental results it is seen the fuzzy clus...

2011
Alain BUI Simon CLAVIÈRE Ajoy K. DATTA Lawrence L. LARMORE

2011
Jobst Heitzig

A formal framework for the treatment of hierarchical coalition formation and hierarchical agreements under both the bargaining and blocking approaches to coalition formation is introduced, and some first positive results on the possibility of full agreement and the efficiency of hierarchical agreements in face of externalities are given. In particular, it is shown that the possibility of hierar...

In this work, a hierarchical ensemble of projected clustering algorithm for high-dimensional data is proposed. The basic concept of the algorithm is based on the active learning method (ALM) which is a fuzzy learning scheme, inspired by some behavioral features of human brain functionality. High-dimensional unsupervised active learning method (HUALM) is a clustering algorithm which blurs the da...

Clustering techniques are used to extract the structure of software for understanding, maintaining, and refactoring. In the literature, most of the proposed approaches for software clustering are divided into hierarchical algorithms and search-based techniques. In the former, clustering is a process of merging (splitting) similar (non-similar) clusters. These techniques suffered from the drawba...

Journal: :international journal of industrial engineering and productional research- 0
seyed omid hasanpour jesri amirkabir university of tehran, tehran, iran abbas ahmadi amirkabir university of tehran, tehran, iran behrooz karimi amirkabir university of tehran, tehran, iran mohsen akbarpour amirkabir university of tehran, tehran, iran

one of the most important issues in urban planning is developing sustainable public transportation. the basic condition for this purpose is analyzing current condition especially based on data. data mining is a set of new techniques that are beyond statistical data analyzing. clustering techniques is a subset of it that one of it’s techniques used for analyzing passengers’ trip. the result of t...

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