نتایج جستجو برای: support vector regression svr

تعداد نتایج: 1103323  

Journal: :Advances in Materials Science and Engineering 2021

The paper aims to investigate the processing execution of SS316 in manageable machining cooling ways such as dry, wet, and cryogenic (LN2-liquid nitrogen). Furthermore, “one parametric approach” was utilized study influence carry out comparative analysis LN2over dry wet conditions. Response surface methodology (RSM) is incorporated build a relationship model among considered independent variabl...

Journal: :Neural computation 2002
Chih-Chung Chang Chih-Jen Lin

We discuss the relation between epsilon-support vector regression (epsilon-SVR) and nu-support vector regression (nu-SVR). In particular, we focus on properties that are different from those of C-support vector classification (C-SVC) and nu-support vector classification (nu-SVC). We then discuss some issues that do not occur in the case of classification: the possible range of epsilon and the s...

2016
Hossein Mahjub Shahrbanoo Goli Javad Faradmal Ali-Reza Soltanian

Desirable features of support vector regression (SVR) models have led to researchers extending them to survival problems. In current paper we evaluate and compare performance of different SVR models and the Cox model using simulated and real data sets with different characteristics. Several SVR models are applied: 1) SVR with only regression constraints (standard SVR); 2) SVR with regression an...

Abdolhamid Sameni, Ali Chamkalani

The problem of slow drilling in deep shale formations occurs worldwide causing significant expenses to the oil industry. Bit balling which is widely considered as the main cause of poor bit performance in shales, especially deep shales, is being drilled with water-based mud. Therefore, efforts have been made to develop a model to diagnose drilling effectivity. Hence, we arrived at graphical cor...

2001
Martin H. C. Law James T. Kwok

We show that the Bayesian evidence framework can be applied to both-support vector regression (-SVR) and-support vector regression (-SVR) algorithms. Standard SVR training can be regarded as performing level one inference of the evidence framework, while levels two and three allow automatic adjustments of the regularization and kernel parameters respectively, without the need of a validation set.

Journal: :Appl. Soft Comput. 2009
Zhao Lu Jing Sun

As a new sparse kernelmodelingmethod, support vector regression (SVR) has been regarded as the stateof-the-art technique for regression and approximation. In [V.N. Vapnik, The Nature of Statistical Learning Theory, second ed., Springer-Verlag, 2000], Vapnik developed the e-insensitive loss function for the support vector regression as a trade-off between the robust loss function of Huber and on...

Journal: :Expert Syst. Appl. 2010
Yong-Ping Zhao Jian-Guo Sun Xian-Quan Zou

In this paper, the reducing samples strategy instead of classical m-support vector regression (m-SVR), viz. single kernel m-SVR, is utilized to select training samples for admissible functions so as to curtail the computational complexity. The proposed multikernel learning algorithm, namely reducing samples based multikernel semiparametric support vector regression (RS-MSSVR), has an advantage ...

Journal: :Jurnal Gaussian : Jurnal Statistika Undip 2023

Stock is a sign of the capital participation person or authority in company (PT). PT Anabatic Technologies Tbk (ATIC) one service providers and IT consultants that included technology sector, which new sector IDX-IC classification. ATIC stock trading was temporarily suspended due to significant increase cumulative prices. This indicates prices tend be volatile non-linear. The Support Vector Reg...

Journal: :Int. J. Computational Intelligence Systems 2014
S. Balasundaram Deepak Gupta

In this work, an implicit Lagrangian for the dual twin support vector regression is proposed. Our formulation leads to determining non-parallel ε –insensitive downand upbound functions for the unknown regressor by constructing two unconstrained quadratic programming problems of smaller size, instead of a single large one as in the standard support vector regression (SVR). The two related suppor...

2014
Wentao Zhu Jun Miao

Extreme Support Vector Machine (ESVM), a variant of ELM, is a nonlinear SVM algorithm based on regularized least squares optimization. In this chapter, a regression algorithm, Extreme Support Vector Regression (ESVR), is proposed based on ESVM. Experiments show that, ESVR has a better generalization ability than the traditional ELM.Furthermore, ESVMcan reach comparable accuracy as SVR and LS-SV...

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