Hello, I have some data which I want to transform. Is it better to remove outliers prior to transformation, or after transformation?
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
Covid 19 Pandemic and digital transformation
22 February 2021 3,351 5 View
Trying to gather insight from an unresolved discussion with a colleague here, and either the available literature surrounding this topic and/or my keywords in search of are lacking. Context:...
21 February 2021 6,389 3 View
Dear colleagues, I'm working with Path analyses in lavaan and MVN packages. There are some results that for me are confusing and features from the MVN that I do not know how to set. My dataset is...
18 February 2021 190 3 View
I have two groups (unpaired) of plant biomass measurements and want to know whether there is a test that can be used to determine statistical significance where assumptions are not violated. The...
18 February 2021 1,258 4 View
[Images are attached at bottom] I am currently working on a buck converter controlled by two different control methods, Reinforcement learning applied to find PID values & a lead-lag...
16 February 2021 5,060 10 View
I have been reading various articles and most state that treatment with CaCl2 produces higher efficiency of transformation than MgCl2. Can anyone explain why Ca2+ is better than Mg2+ at...
16 February 2021 8,519 5 View
Hello, I'm checking if the log-tranformation of time series data is a necessary step; We all know the aim of such transformation, but in every study (in time series analysis) we found the authors...
15 February 2021 5,655 14 View
Hi Fellow Scientists! I am trying to clone my 300 bp insert into a 6 kb vector. I run a few different ligation reactions using (1:3 vector: insert molar ratios) 10, 20,30, and 40 ng/ul vector...
15 February 2021 9,563 6 View
Hi, all I am using some protocol for protoplast production from Fusarium graminearum (Fg), but I need them in a huge amount. Sometimes the protocol worked well but most of the time failed....
14 February 2021 2,286 4 View