Any advice on how to extract beta coefficient series from nonlinear regression in Stata?

11 December 2015 1,020 2 View

How do I create multiple linear or non-linear regression with different variables frequencies?

04 May 2015 5,608 2 View

How to forecast the volatility models in matlab? How to get the error measures RMSE,MAPE,SE,R square?

Can anybody advise how to forecast and get goodness of fit measures in Matlab. I am using different models. I already divided my full sample time series randomly into training and testing. I...

31 December 2013 784 4 View

Which is the best regularization technique to use with GA-HMM model?

I am using hybrid model in time series forecasting with Matlab and already randomly divided the data into training and testing but need to know which is the most appropriate ( and easy as...

31 December 2013 8,080 1 View

Is ridge regression a suitable method to analyse stock price time series?

I will test the accuracy of GARCH models (EGARCH ,GARCH normal, FGARCH, APARCH), EWMA model, GA-HMM hybrid, extreme value theory on daily, weekly and monthly datasets. I used Matlab and randomly...

31 December 2013 2,586 0 View

Using genetic algorithm for time series prediction and preprocessing the data?

Should I use preprocessing techniques (such as cross validation or clustering data mining) to prepare my stock price time series data before I apply the GA. What is the minimum number of...

31 December 2013 1,638 5 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

How to write a scientific report?

We are analysing scientific reports at University in great detail, so I wanted to find a scientific report about how to write a scientific report. Including detail such as what information to put...

02 March 2021 7,602 4 View

Could any one guide me, to write research proposal for grant? ?

We have one plant, the local people using this for controlling blood sugar, the toxicity and antidiabetic activity of the plant is not reported yet, please guide from whag should be the process ?...

02 March 2021 2,300 1 View

Energy minimization in LAMMPS using NVT ?

How do I do energy minimization in lammps with NVT ensemble ? I am using the following command and it does not seem to work. It stops at extremely high energy and gives me the error zero search...

01 March 2021 2,294 3 View

No title

01 March 2021 3,905 5 View

How to Balance Bench work with Reading and Writing?

I am a second-year grad student. I am finding it difficult finding time to read literature and write (things like qualifying exam, thesis, grants). I find myself so busy with bench work that I...

01 March 2021 3,325 4 View

How can I convert .vesta file to a .cif file?

I've used the "export data" option in Vesta software to convert my unit cell into a cif file however when I use that cif in atomsk it shows error such as "can't read the position of atom 0". If I...

28 February 2021 4,966 3 View

Which software is better to write systematic review paper?

We have seen some authors use some software to write review paper. As obvious, the study of all published papers concerning our studying field is not possible and these software can help us to...

27 February 2021 6,296 1 View

How can we raise the figure when we writing a paper with Latex ?

Hi, everyone. I'm a starter to write a paper by Latex. But I have some difficulty using it. I'm writing the paper with 2 columns. And, there is one figure that occupies the 2 both-sides. I want to...

26 February 2021 3,738 3 View