How to test PSS/E Raw and Seq files for versions 29 and 30?

Dear Colleagues, I develop a software that export and import Raw and Seq files of the PSS/E. I would like to get some help for testing these files with someone that uses PSS/E for Load Flow and...

25 August 2020 7,104 1 View

Adequate overall psychometric properties?

I have evaluated the structure of a 14-item instrument (n=497) getting the following goodness of fit results (ULS estimator, polychoric correlations): X2 (df) = 201.881(76), p

06 June 2020 4,254 2 View

In Abaqus, how do I "tie" a reference point to a random position in a deformable surface, so that the ref. point moves due to the deformation?

I want to place some sensors on a 2D sample, but if possible, I want to avoid using partitions (to avoid increasing my mesh complexity, as my system is a bit slow). Also, I don't want to create...

16 May 2020 8,264 9 View

Does anyone have reliable information to prepare a noninferiority trial?

Dear all, as you may know, in many clinical trials it is often not ethically acceptable to include a control group with no treatment. One option is to use a wait-list, but in many cases we end up...

18 February 2020 2,914 3 View

Is there any culture media, where one could mimic the infection conditions of S. aureus?

At our lab, we frequently grow Staphylococcus aureus using TSB or Chemically Defined Media. The latter gives us some control on the conditions we want to impose to the organism, but I was...

05 August 2019 1,787 5 View

What kind of filter can be used for aqueous samples for GPC?

I want to analize a sample of water soluble polymer but i want to know the type of filter can be used for my sample

06 July 2019 1,186 3 View

What kind of filter can be used for aqueous samples for GPC?

I want to analize a sample of water soluble polymer but i want to know the type of filter can be used for my sample

30 June 2019 8,194 2 View

How to choose emg signal processing?

I have used two methods to process the same electromyography signal and calculate the maximum amplitude of it (RMS vs smoothing). However, I do not know which of them is the most appropriate,...

12 March 2019 9,524 4 View

Why do I have stop codons after the end of my primer?

22 January 2019 8,021 3 View

No title

12 December 2018 1,267 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

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

How to quantitative analize the data of TNBS assay for gelatin?

Estemeed colleagues, I found some issues regarding the quantification of the data for TNBS assay. There are different protocols on how to perform that but it is clear to me the "fil rouge" that...

02 March 2021 2,616 1 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 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

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 3 View

What is involved in morphological changes of SEM images of a substance?

In the sem analysis of CaCO3 nanaoparticles, the morphology images showed spherical shaped particles but the proposed morphology for these type of nanoparticles is trigonal. I prepared the...

01 March 2021 1,960 4 View