Is it empirically proven that there is an actual and not only apparent increase in mass at relative velocity?

Is it empirically proven that there is an actual and not only apparent increase in mass at relative velocity? If that were the case and the moving object was as big as a spacecraft, which of its...

18 December 2019 2,343 3 View

Do you think Darwin's theory is correct?

Do you agree with evolutionary theory?

07 February 2019 5,915 22 View

What is the difference between digital colors and chromatic colors?

What is the difference between digital colors and chromatic colors?

03 February 2019 8,592 8 View

What are the reasons of different fluid properties in one reservoir?

Some times, there is a significant difference in oil properties, such as API and PVT, in the same reservoir of a field, what could be the reason (s) behind that?

10 November 2018 320 7 View

What are the reasons of different fluid properties in one reservoir?

Some times, there is a significant difference in oil properties, such as API and PVT, in the same reservoir of a field, what could be the reason (s) behind that?

07 November 2018 5,114 7 View

What should be the affiliation of author on a reseach conducted in a school after moving to another school?

I have conducted a research during my PhD study in school 1. Now I moved to another school for a research position. What should be then my affiliation if I want to publish that research, School 1...

07 August 2018 9,392 0 View

Is 10-folds cross-validation the only way to validate proxy or surrogate metamodeling?

Hello, I have a paper accepted with revision at a solid journal. One of reviewers is insisting to do 10-fold CV to validate the proxy modeling. However, the paper talks about using three new...

08 March 2018 208 5 View

Can RBF-NN be implemented in R?

Is there any R-package and tutorial to implement Radial-basis Function Neural Networks?

02 March 2018 5,389 5 View

What are the standard regulations for the produced water quality for reinjection purposes?

05 June 2017 6,695 6 View

What is the exact reason for having difference between oil flow rate obtained from PLT Log and Seperators?

Which is more accurate for measuring oil production rates? PLT log or gravity separators?

05 June 2017 9,855 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 is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 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 increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 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

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

Do anyone here can help us in the field of molecular docking?

We have synthesized various metal complexes with different environment around the metals. Now to see the application of synthesized complexes we need this study also. we are also interested in...

01 March 2021 1,899 2 View