Liu Shuai

4 Questions 9 Answers 0 Followers

Questions related from Liu Shuai

When dealing with a regression problem, is ELM better than LSSVM?

ELM is said to be fast and efficient, but it also suffers from doubts. As a new man in this field, i just want to build a model for environment prediction. Can anyone give me some advice?

05 December 2015 3,566 4 View

Can mutual information measure the relationship between two vectors that are multidimensional both?

If I want to build a time series model, of which the output and the input are both multivariate, I need to do a feature/variable selection work. How can I measure the input vector and the output...

13 October 2015 9,039 6 View

How can I calculate the average of the electron flux in the radiation belt?

There is some invalid data in the orginal data series. For example, the 1 minute series is like 1 2 3 nan 4 5 ....Then if i wanna get the 5 minute average, should i just drop the nans and mean the...

18 July 2015 2,209 3 View

How can I fill the gaps in the radiation belt electron fluxes?

I wanna fill the missing values in the radiation belt electron flux, but i am stucked by which method I should adapt. So can anyone give me some advice? I tried the Singular Spectrum Analysis...

22 May 2015 6,852 2 View