How to improve my circle plot in Matlab?

Hi, I would like to draw circles in matlab. But my code does not work well where the central points do not lie on center part. I would appreciate if anyone could advice me any improvement....

02 March 2018 9,199 2 View

Which package in R that suitable for conditional density plot?

Can anyone share on how to plot the conditional density for mixture model as shown in the picture in R? Which package that can be applied to plot the image? Thanks

08 September 2017 1,114 4 View

Why the Gaussian density computation for a single value in matlab does not work?

I tried to write a code in matlab. The code is supposed to be an easy task. I just want to compute the gaussian density for a single value. This is the code: iteration = 1;for iter = 1:iteration i...

08 September 2017 6,636 0 View

Which is the function/ package in Matlab that appropriate to deal with missing values for Neural Network and Random forest model ?

08 September 2017 5,906 3 View

Which package in R to implement the feature selection that suitable for regression?

31 December 2016 9,440 2 View

How to work with latent variable in Gaussian mixture model in R?

I'm currently trying to impute the missing data through Gaussian mixture model. My reference paper is from here: http://mlg.eng.cam.ac.uk/zoubin/papers/nips93.pdf I currently focus on bivariate...

10 November 2016 7,299 1 View

How to impute the conditional mean imputation using finite Gaussian mixture?

Hi guys, I would like to get the idea on how to implement the conditional mean imputation in the Finite Gaussian Mixture model, say 2 Gaussian components .This is because, if i bring the two mean...

08 September 2016 3,234 0 View

What the different between random draws imputation and multiple imputation?

04 May 2016 4,652 0 View

How can I overcome Rhdfs and Rmpi package installation problems?

Hi all,I have been installed and setup the rhadoop in the VMware environment.Recently, i tried to install the following packages: 1) rhdfs_1.0.8 package, and prompted with this error message:(as...

10 November 2015 5,120 1 View

How to load a dataset in Hortonworks sandbox VMware hadoop 2.3.2?

09 October 2015 1,039 3 View

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

How to normalise data on OPM package from R Studio ?

Good afternoon, I recently used OmniLog from BIOLOG for my experimentations : I tested the metabolism of different strains on 2 types of plates. I have 16 strains of 3 different groups...

02 March 2021 3,584 1 View

What analysis to choose with a large neste dataset and clearly skewed or kurtotic distributions?

Hello! I have a dataset of n=3000 nested within 8 countries with approximately 200 or 400 responses in each country. I originally planned to perform multilevel modelling with 4 dependent variables...

02 March 2021 6,865 1 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

Can anyone provide the Support vector regression code structure of LIBSVM MATLAB or python ?

Please, if Gaussian Parameter optimization is possible in this code structure

28 February 2021 278 3 View

How could I take into consideration the weights of observation in a system of seemingly unrelated regressions (SUR) in rstudio?

I build a model of 4 regression equations (probit and OLS) in R studio. I need to take the weights of observations into consideration. While it is simple to do so for every regression equation,...

27 February 2021 1,233 1 View

VIF very high, but correlation is low and coefficient is significant. Which one whould I choose?

Hello. I have a question whether if my coefficients (statistically significant) would be valid when VIFs are really high. In my model, there are independent variables(IV), moderating variables...

26 February 2021 956 13 View