Centrality measures computation in Biblioshiny/ Vosviewer?

26 February 2021 7,279 2 View

Can we mix elemental powders of 325 mesh using an agate mortar and pestle?

Elemental Powders like Titanium, vanadium, tungsten, zirconium, hafnium.

04 January 2021 7,357 1 View

How to run spin polarized calculations in quantum espresso?

I would like to run spin polarized calculation using quantum espresso. Is it important to add spin polarization in calculating the wavefunction cutoff, K point convergence and geometrical...

17 November 2020 7,604 2 View

MAX phase synthesis?

We are having titanium, aluminium and graphite powders. But we don't have ball milling facility in our lab. Can we mix these manually using mortar and pestle for obtaining MAX phase powders? How...

16 November 2020 3,436 4 View

Material simulation of Concrete damage plasticity model(CDP), In abaqus?

09 November 2020 268 2 View

How to respond to the comments from multiple reviewers?

I have received comments from three reviewers. many of the comments are similar. do i have to respond to the comments of all the three reviewers individually or can i write a consolidated...

15 October 2020 9,220 4 View

Testing endogeneity in the model through VAR ?

I have the panel data regression model for which have to test the endogeneity. i read one research paper which was using Vector Autoregression (VAR) to test the endogeneity. in that paper, it...

03 October 2020 877 3 View

Enzyme assays of mutant GBA cell lines ?

How do i measure the enzyme activity of human GBA in cos 7 cells that have been transfected with mutant plamids. After 24 hours of plating cells in a 12 well plate, I transfect cos 7 cells with...

30 August 2020 4,496 3 View

How to describe mixed occupancies in the Quantum espresso input file?

I am having trouble describing partial occupancy in the input file. One of the site is occupied by two atoms with (50% occupancy). when I generate input file, the other atom is getting ignored....

19 April 2020 9,383 3 View

Antimicrobial properties of metal oxide nanoparticles?

08 April 2020 3,013 5 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

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 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

Logistical regression using SPSS for a dichotomous dependent variable, with an independent variable of 1, 2, 5 and 10 seconds?

I have an experiment with 28 participants The independent variable is the times 1, 2, 5, and 10 used as the cross hairs during a task These 4 times were tested using 4 different blocks, each...

03 March 2021 9,692 2 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

Distribution of particles in metal matrix?

How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...

28 February 2021 7,397 8 View

Can anyone provide the Support vector regression code structure of LIBSVM MATLAB or python ?

Please, if Gaussian Parameter optimization is possible in this code structure

28 February 2021 278 3 View

How could I take into consideration the weights of observation in a system of seemingly unrelated regressions (SUR) in rstudio?

I build a model of 4 regression equations (probit and OLS) in R studio. I need to take the weights of observations into consideration. While it is simple to do so for every regression equation,...

27 February 2021 1,233 1 View