Is there association of SARS-CoV-2 infection rate with meteorological factors?

There are contradictory research papers about the correlation between meteorological parameters and incidence of COVID-19 in some countries worldwide. Is there correlation between the...

15 February 2021 5,806 2 View

"How to File a Complaint Against a Journal"?

I submitted a manuscript to a journal (Published by Springer), they sent back for technical corrections. After the suggested corrections, they sent to reviewers. One of the reviewers accepted...

23 September 2020 3,668 3 View

For conformal antenna which material I should use?

I am a research scholar and working on conformal antennas, as an expert on antennas which type of material you suggest for me to use . It will be very helpful for my research

29 April 2020 9,642 5 View

Post Hoc for 2-Way Repeated Measures ANOVA?

I have a 2 x 3 repeated measures design with significant interaction, and I used LSD as a post hoc for the interaction but it does not adjustment the alpha. Which correction would be the most...

05 March 2020 4,301 3 View

How can I prevent chitosan nanoparticles from humidity adsorption?

I used freeze dryer for drying and reaching to a powder of chitosan nanoparticles. After finishing the process of freeze drying, when the nanoparticles contact with the air, they started to...

06 August 2019 6,371 7 View

Is it possible that pattern exist with simulation but mathematically the system is always stable?

07 December 2018 8,516 1 View

At which frequency of solar radiation extreme blackout occur?

working on nanocomposites for emi shielding in radio blackout.

10 September 2018 1,778 3 View

How to find a good conference?

Can anyone introduce to me a good conference for Traders and business. Specificly for academic purpose. Especially in my field of study.

03 August 2018 2,247 2 View

How is the relationship between the complex index of refraction and time reversal symmetry established?

10 September 2016 3,559 2 View

I've just started using fullprof for rietveld refinement and I got strange peaks. Can anyone help me?

12 April 2016 3,526 8 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 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

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

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View

How to arrange coordinates and extract climate dataset out of MPI-ESM-MR netcdf files?

Have a nice day everyone, I'm stuck in extracting datasets out of MPI-ESM-MR netcdf files because the latitude ranges from -3*10^6 to 3*10^6 and longitude ranges -5,9*10^6 to 5,9*10^6. Plus, the...

28 February 2021 912 3 View

Is there any Machine Learning/AI algorithm that lets you predict with incomplete features without missing value imputation process?

For instance, the model is trained with A,B,C,D,E features to predict F target. Then, I want to make prediction on a new data, but with only A,C,D,E is known without doing missing value imputation...

28 February 2021 1,556 6 View