Search Results for author: Hassan A. Kingravi

Found 5 papers, 1 papers with code

Kernel Observers: Systems-Theoretic Modeling and Inference of Spatiotemporally Evolving Processes

no code implementations NeurIPS 2016 Hassan A. Kingravi, Harshal R. Maske, Girish Chowdhary

We consider the problem of estimating the latent state of a spatiotemporally evolving continuous function using very few sensor measurements.

valid

Reduced-Set Kernel Principal Components Analysis for Improving the Training and Execution Speed of Kernel Machines

no code implementations26 Jul 2015 Hassan A. Kingravi, Patricio A. Vela, Alexandar Gray

This paper presents a practical, and theoretically well-founded, approach to improve the speed of kernel manifold learning algorithms relying on spectral decomposition.

Linear, Deterministic, and Order-Invariant Initialization Methods for the K-Means Clustering Algorithm

no code implementations12 Sep 2014 M. Emre Celebi, Hassan A. Kingravi

Therefore, it is common practice to perform multiple runs of such methods and take the output of the run that produces the best results.

Clustering

Deterministic Initialization of the K-Means Algorithm Using Hierarchical Clustering

no code implementations28 Apr 2013 M. Emre Celebi, Hassan A. Kingravi

Experiments on a large and diverse collection of data sets from the UCI Machine Learning Repository demonstrate that Var-Part and PCA-Part are highly competitive with one of the best random initialization methods to date, i. e., k-means++, and that the proposed approach significantly improves the performance of both hierarchical methods.

Clustering

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