How load an .avx file into Arc10.2?

03 April 2017 6,980 0 View

What is the best method to fix the following error in R?

I need to use varImp function on neural network model created by nnet method via caret package. When I try to use varImp the error occurs: Error in i2h[hidden, input]

03 April 2015 9,992 1 View

Why i can't predict using nnet package?

I am trying to run a nnet algorithm but when I try to use the predict function, it gives the following error: "Error in predict.nnet.missing values in 'x'" Does anyone have suggestions?

01 February 2015 2,440 3 View

How do I remove not available data in R?

I created data frame of data (observed and auxiliary data) in R and fit the model on data. Then I predict the dependent variable, but in predict data there are not available (NA). I use code...

31 December 2014 8,445 4 View

Does anybody know why two points with similar longitude (different latitude) are not matched on google earth (there is a shift on google earth)?

soil

02 March 2014 4,592 4 View

No title

Digital mapping. Soil survey.

02 March 2014 6,941 5 View

What is the best number of soil samples that are required for digital soil mapping?

Digital soil mapping

01 February 2014 5,743 2 View

What is the best number of soil profile for digital soil mapping?

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31 December 2013 3,547 2 View

How to optimize the soil sampling procedures for digital soil mapping?

Digital soil mapping, soil science

11 December 2013 7,984 3 View

Why must disaggregation and /or aggregation processes be done on auxiliary data to produce digital soil maps?

Digital soil mapping, soil science

11 December 2013 8,838 0 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 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

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

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

How can I make stacked bar graph with scatter plot?

I want to make a stacked bar graph with showing each data value as dots. I tried with graph pad prism, version 6, but could not succeed. Does anyone have tried before making such graphs?

01 March 2021 9,383 1 View

How to perform statistical analysis of coefficients extracted from transform techniques?

I am studying the potential of DCT and FFT coefficients extracted from a signal to classify the different objects that emit the signal. I applied the Shapiro-Wilk to confirm that data was not...

01 March 2021 8,079 2 View

The Shannon's index is inversely proportional to Simpson's index (1-D)?

I'm having a problem with my bloxplot with Shannon's and Simpson's indexs. The value of Shannon for my Community 1 indicating higher diversity (in relation of the Community 2), but have lower...

26 February 2021 3,033 9 View

How can I set up a good fit SEM model in AMOS?

I am trying to make an SEM model in AMOS for my dissertation but having some trouble with getting a good fit. I am looking for relationships between self-efficacy reported on a Likert scale and...

26 February 2021 8,642 4 View

How to plot the probability paper of Gumbel distribution using R programing?

In R-studio, there are many commands of Gumbel package. Arguments are also different. I`m asking about the alpha parameter of the Copula which must be greater than 1. If this is the one used to...

25 February 2021 5,229 3 View