Showing 1 - 10 of 706
financial forecasting. This paper deals with the application of SVR in volatility forecasting. Based on a recurrent SVR, a GARCH … 30, 2005. The experiment shows that, under both varying and fixed forecasting schemes, the SVR-based GARCH outperforms … examined to the free parameters. Keywords: recurrent support vector regression ; GARCH model ; volatility forecasting …
Persistent link: https://www.econbiz.de/10003636113
The balance sheet is a snapshot that portraits the financial position of a firm at a specific point of time. Under the reasonable assumption that the financial position of a firm is unique and representative, we use a basic artificial neural network pattern recognition method on Colombian banks'...
Persistent link: https://www.econbiz.de/10012962410
forecast nonlinear ARMA model based simulated data and real data of financial returns. The forecasting ability of the recurrent …, recurrent artificial neural network based ARMA model and feed-forward SVR based ARMA model) by using two forecasting accuracy … evaluation metrics (NSME and sign) and robust Diebold–Mariano test. The results reveal that for one-step-ahead forecasting, the …
Persistent link: https://www.econbiz.de/10012997751
financial forecasting. This paper deals with the application of SVR in volatility forecasting. Based on a recurrent SVR, a GARCH … 30, 2005. The experiment shows that, under both varying and fixed forecasting schemes, the SVR-based GARCH outperforms …
Persistent link: https://www.econbiz.de/10012966267
Wavelet SVM modelling. The findings show that SWSVM and MSR present the best forecasting performance, in the outof sample …
Persistent link: https://www.econbiz.de/10013044012
Electricity markets are considered to be, the most volatile amongst commodity markets. The non-storability of electricity and the need for instantaneous balancing of demand and supply can often cause extreme short-lived fluctuations in electricity prices. These fluctuations are termed price...
Persistent link: https://www.econbiz.de/10012933679
Wavelet SVM modelling. The findings show that SW-SVM and MSR present the best forecasting performance, in the out-of sample …
Persistent link: https://www.econbiz.de/10014039546
Recurrent Support Vector Regression for a Nonlinear ARMA Model with Applications to Forecasting Financial Returns … to forecast nonlinear ARMA model based simulated data and real data of financial returns. The forecasting ability of the … focus on fit in-sample, but SVR considers both fit and forecast out-of-sample which endows SVR with an excellent forecasting …
Persistent link: https://www.econbiz.de/10003770766
We present a general supervised machine-learning methodology to represent the payment behavior of financial institutions starting from a database of transactions in the Colombian large-value payment system. The methodology learns a feedforward artificial neural network parameterization to...
Persistent link: https://www.econbiz.de/10012545610
blood glucose levels and diabetes, few have focused on the risk forecasting of postprandial blood glucose levels in patients …
Persistent link: https://www.econbiz.de/10011811958