Sparse algorithm for robust LSSVM in primal space

L Chen, S Zhou - Neurocomputing, 2018 - Elsevier
As having the closed form solution, the least squares support vector machine (LSSVM) has
been widely used for classification and regression problems owing to its competitive …

Sparse LSSVM in primal using Cholesky factorization for large-scale problems

S Zhou - IEEE transactions on neural networks and learning …, 2015 - ieeexplore.ieee.org
For support vector machine (SVM) learning, least squares SVM (LSSVM), derived by duality
LSSVM (D-LSSVM), is a widely used model, because it has an explicit solution. One obvious …

Lake area analysis using exponential smoothing model and long time-series landsat images in Wuhan, China

G Duan, R Niu - Sustainability, 2018 - mdpi.com
The loss of lake area significantly influences the climate change in a region, and this loss
represents a serious and unavoidable challenge to maintaining ecological sustainability …

Risk-Averse support vector classifier machine via moments penalization

C Fu, S Zhou, J Zhang, B Han, Y Chen, F Ye - International Journal of …, 2022 - Springer
Support vector machine (SVM) has always been one of the most successful learning
methods, with the idea of structural risk minimization which minimizes the upper bound of …

An improved nonlinear smooth twin support vector regression based‐behavioral model for joint compensation of frequency‐dependent transmitter nonlinearities

T Cai, M Li, Y Yao, C Xu, Y Jin… - International Journal of RF …, 2021 - Wiley Online Library
In this article, an improved nonlinear smooth twin support vector regression (NSTSVR)
model is proposed for the modeling and compensating of the transmitter nonlinearities …

Unified SVM algorithm based on LS-DC loss

S Zhou, W Zhou - Machine Learning, 2023 - Springer
Over the past two decades, support vector machines (SVMs) have become a popular
supervised machine learning model, and plenty of distinct algorithms are designed …

Robust Least Squares Projection Twin SVM and its Sparse Solution

S Zhou, W Zhang, L Chen, M Xu - Journal of Systems …, 2023 - ieeexplore.ieee.org
Least squares projection twin support vector machine (LSPTSVM) has faster computing
speed than classical least squares support vector machine (LSSVM). However, LSPTSVM is …

A risk-averse learning machine via variance-dependent penalization

C Fu, S Zhou, Y Chen, L Chen, B Han - Pattern Recognition Letters, 2023 - Elsevier
Based on Hoeffding's inequality, many popular regression and classification models in
supervised learning relax the expected risk minimization problem to the empirical risk …

A novel approach on hybrid Support Vector Machines into optimal portfolio selection

N Loukeris, I Eleftheriadis… - … Symposium on Signal …, 2013 - ieeexplore.ieee.org
The efficient representation of the accurate corporate value on the stock price is vital to
investors and fund managers that desire to optimize the net worth of the overall stock …

The portfolio heuristic optimisation system (PHOS)

N Loukeris, I Eleftheriadis, E Livanis - Computational Economics, 2016 - Springer
The efficient representation of the accurate corporate value on the stock price is vital to
investors and fund managers that desire to optimise the net worth of the overall stock …