نتایج جستجو برای: nearest neighbor classification

تعداد نتایج: 524866  

Journal: :International Journal of Computer Applications 2015

2007
Ibrahim Al-Bluwi Ashraf Elnagar

Finding Nearest Neighbors efficiently is crucial to the design of any nearest neighbor classifier. This paper shows how Layered Range Trees could be used for efficient nearest neighbor classification. The presented algorithm is simple and finds the nearest neighbor in a logarithmic order. It performs d log n + k distance measures to find the nearest neighbor, where k is a constant that is much ...

2016
P. Thamilselvan

The k nearest neighbor classification method is one of the humblest method in conceptually and it is a top method in image mining. In this work, the enhanced k nearest neighbor (EKNN) technique has been implemented to identify the cancer and automatic classification of benign and malignant tissues in the huge amount of lung cancer image datasets. In this proposed system, we have used three stag...

2014
Wei Sun Xingye Qiao Guang Cheng

Stability has been of a great concern in statistics: similar statistical conclusions should be drawn based on different data sampled from the same population. In this article, we introduce a general measure of classification instability (CIS) to capture the sampling variability of the predictions made by a classification procedure. The minimax rate of CIS is established for general plug-in clas...

2017
Haukur Pálmason Björn Þór Jónsson Laurent Amsaleg Markus Schedl Peter Knees

The traditional role of nearest-neighbor classification in music classification research is that of a straw man opponent for the learning approach of the hour. Recent work in high-dimensional indexing has shown that approximate nearest-neighbor algorithms are extremely scalable, yielding results of reasonable quality from billions of highdimensional features. With such efficient large-scale cla...

2016
Muhammad Rizwan David V. Anderson

K-nearest neighbor (k-NN) classification is a powerful and simple method for classification. k-NN classifiers approximate a Bayesian classifier for a large number of data samples. The accuracy of k-NN classifier relies on the distance metric used for calculating nearest neighbor and features used for instances in training and testing data. In this paper we use deep neural networks (DNNs) as a f...

Journal: :Neurocomputing 2011
Qinghua Hu Pengfei Zhu Yongbin Yang Daren Yu

The nearest neighbor classification is a simple and yet effective technique for pattern recognition. Performance of this technique depends significantly on the distance function used to compute similarity between examples. Some techniques were developed to learn weights of features for changing the distance structure of samples in nearest neighbor classification. In this paper, we propose an ap...

2012
Yung-Kyun Noh Frank Chongwoo Park Daniel D. Lee

This paper sheds light on some fundamental connections of the diffusion decision making model of neuroscience and cognitive psychology with k-nearest neighbor classification. We show that conventional k-nearest neighbor classification can be viewed as a special problem of the diffusion decision model in the asymptotic situation. By applying the optimal strategy associated with the diffusion dec...

2013
Ahmad Ashari Iman Paryudi

Energy simulation tool is a tool to simulate energy use by a building prior to the erection of the building. Commonly it has a feature providing alternative designs that are better than the user’s design. In this paper, we propose a novel method in searching alternative design that is by using classification method. The classifiers we use are Naïve Bayes, Decision Tree, and k-Nearest Neighbor. ...

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