نتایج جستجو برای: kernel function

تعداد نتایج: 1252534  

The object of this paper is to establish certain generalized fractional integration and differentiation involving generalized Mittag-Leffler function defined by Salim and Faraj [25]. The considered generalized fractional calculus operators contain the Appell's function $F_3$ [2, p.224] as kernel and are introduced by Saigo and Maeda [23]. The Marichev-Saigo-Maeda fractional calculus operators a...

Journal: :Evolutionary Intelligence 2012
Patrick Koch Bernd Bischl Oliver Flasch Thomas Bartz-Beielstein Claus Weihs Wolfgang Konen

Kernel-based methods like Support Vector Machines (SVM) have been established as powerful techniques in machine learning. The idea of SVM is to perform a mapping φ from the input space to a higher-dimensional feature space using a kernel function k, so that a linear learning algorithm can be employed. However, the burden of choosing the appropriate kernel function is usually left to the user. I...

Journal: :Artificial intelligence in medicine 2012
Anneleen Daemen Dirk Timmerman Thierry Van den Bosch Cecilia Bottomley Emma Kirk Caroline Van Holsbeke Lil Valentin Tom Bourne Bart De Moor

OBJECTIVE Despite the rise of high-throughput technologies, clinical data such as age, gender and medical history guide clinical management for most diseases and examinations. To improve clinical management, available patient information should be fully exploited. This requires appropriate modeling of relevant parameters. METHODS When kernel methods are used, traditional kernel functions such...

Journal: :international journal of automotive engineering 0
z. baniamerian

this paper concentrates on a new procedure which experimentally recognises gears and bearings faults of a typical gearbox system using a least square support vector machine (lssvm). two wavelet selection criteria maximum energy to shannon entropy ratio and maximum relative wavelet energy are used and compared to select an appropriate wavelet for feature extraction. the fault diagnosis method co...

Journal: :international journal of automotive engineering 0
m. heidari h. homaei h. golestanian a heidari

this paper concentrates on a new procedure which experimentally recognises gears and bearings faults of a typical gearbox system using a least square support vector machine (lssvm). two wavelet selection criteria maximum energy to shannon entropy ratio and maximum relative wavelet energy are used and compared to select an appropriate wavelet for feature extraction. the fault diagnosis method co...

2014
Kai Li Lijuan Cui

Combined with weight of samples and kernel function, fuzzy clustering method with generalized entropy is studied. Objective function for fuzzy clustering with generalized entropy based on sample weighting is obtained. Following that, fuzzy clustering algorithm with generalized entropy based on sample weighting is presented. In addition, by introducing kernel into the presented objective functio...

In geotechnical engineering, rock mechanics and engineering geology, depending on the project design, uniaxial strength and static Youngchr('39')s modulus of rocks are of vital importance. The direct determination of the aforementioned parameters in the laboratory, however, requires intact and high-quality cores and preparation of their specimens have some limitations. Moreover, performing thes...

2013
Irfan Ahmed Aleksandar Zoranic

With the introduction of kernel integrity checking mechanisms in modern operating systems, such as PatchGuard on Windows OS, malware developers can no longer easily install stealthy hooks in kernel code and well-known data structures. Instead, they must target other areas of the kernel, such as the heap, which stores a large number of function pointers that are potentially prone to malicious ex...

2014
Xinlu Zong Chunzhi Wang Hui Xu

In this paper an adaptive wavelet kernel based on density SVM approach for P2P traffic classification is presented. The model combines the multi-scale learning ability of wavelet kernel and the advantages of support vector machine. Mexican hat wavelet function is used to build SVM kernel function. The wavelet kernel function is tuned adaptively according to the density of samples around support...

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