نتایج جستجو برای: mean vector

تعداد نتایج: 773771  

H. Torabi R. Dehghani

Sediment transport constantly influences river and civil structures and the lack ofinformation about its exact amount makes management efforts less effective. Hence,achieving a proper procedure to estimate the sediment load in rivers is important. We usedsupport vector machine model to estimate the sediments of the Kakareza River in LorestanProvince and the results were compared with those obta...

2002
Tricia J. Willink

Analytic expressions are derived for the degradation in the mean-square error performance of subspace-based array processors resulting from estimation errors. These expressions are applied in the case where the errors are the result of estimation using a finite number of data samples.

2012
Kris Cuppens Bert Bonroy Anouk Van de Vel Berten Ceulemans Lieven Lagae Tinne Tuytelaars Sabine Van Huffel Bart Vanrumste

Epileptic seizure detection in a home situation is often not feasible due to the complicated attachment of the EEG-electrodes on the scalp. We propose to detect nocturnal seizures with a motor component in patients by means of a single video camera. To this end we use a combination of optical flow and mean shift clustering to register moving body parts. After extraction of seven features, relat...

2003
John G. Allen Richard Y. D. Xu Jesse S. Jin

The Continuously Adaptive Mean Shift Algorithm (CamShift) is an adaptation of the Mean Shift algorithm for object tracking that is intended as a step towards head and face tracking for a perceptual user interface. In this paper, we review the CamShift Algorithm and extend a default implementation to allow tracking in an arbitrary number and type of feature spaces. In order to compute the new pr...

2014
Choon-Shan Lai Anusuya Roy

This paper develops a forecasting model for important macroeconomic variables in the state of Indiana. In this study, we specify a Bayesian Vector Autoregression (BVAR) model with Litterman’s prior. A comparison with the Vector Autoregression (VAR) model shows that BVAR improves forecast by reducing root mean square

Journal: :IEEE Trans. Pattern Anal. Mach. Intell. 2003
Kwang In Kim Keechul Jung Jin Hyung Kim

The current paper presents a novel texture-based method for detecting texts in images. A support vector machine (SVM) is used to analyze the textural properties of texts. No external texture feature extraction module is used; rather, the intensities of the raw pixels that make up the textural pattern are fed directly to the SVM, which works well even in high-dimensional spaces. Next, text regio...

1997
Peter W. Moo

We determine the asymptotically optimal compressor function for a multidimen-sional compander when the source is memoryless. Under certain technical assumptions on the compressor function, it is shown that the best k-dimensional compressor function consists of the best scalar compressor functions for each component of the source vector. The mean-squared error of optimal multidimensional compand...

Journal: :Bulletin of the Australian Mathematical Society 1981

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