Which laptop is recommended for data science and managing large datasets?

More Mehdi Azizmohammad Looha's questions See All

Multi effect distillation modeling in EES?

Dear colleagues If anyone has a model of multi-effect distillation in EES or MATLAB software, please send it to me.

24 February 2021 7,282 1 View

Can we recognize signs of the "volatility clustering" property of a time series in its time domain plot?

My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.

24 February 2021 4,150 3 View

How to define a new PDE in COMSOL?

(Note: Problem Solved) I am trying to define the phase field equation in the picture, using Coefficient form (or maybe convection-diffusion) PDE in COMSOL. However, I have a problem defining the...

06 January 2021 3,790 9 View

I need suggestions about my submitted manuscript which is taking abnormally long time?

Dear all I hope you are doing great and healthy. My question is about the abnormally long time being taken by the peer-review process of my submitted manuscript. I submitted my article in July...

21 December 2020 1,432 4 View

Why the number of secondary depressions on existing chromosomes varies?

15 November 2020 9,614 3 View

What should I interpret from the following TGA curves?

I have coated my adsorbent with SiO2 layer using Stober's method. I have performed the TGA for both the samples and as you can see from the images attached, they are completely different. From...

31 October 2020 9,390 9 View

How can I couple x-coordinates with y-z coordinates in COMSOL?

Hi, I want to couple x-coordinates with y-z coordinates so that the shape of the whole plate looks same movement. For example, if cross-section of the plate i.e. y-z axis shows deflection then...

25 September 2020 5,941 3 View

What is the best method for commercial production of Astaxanthin from Haematococcus pluvialis?

Dear Friends, I'm looking for a reference that has extensively explained the best method to increase the biomass of Haematococcus pluvialis algae as well as the extraction of Astaxanthin from it....

30 August 2020 2,920 3 View

Which parameters to look in the Baseline report to determine the worst Cytometer for an harmonization?

I would like to harmonize different cytometers because I have a lot samples to analyze. To perform this harmonization I need to know which device is the least efficient? Could someone tell me...

09 August 2020 5,529 4 View

Which journal do you suggest for publishing a crystal structure report?

Which journal do you suggest for publishing a crystal structure report?(it is better that the journal bee in JCR and free of charge)

27 July 2020 312 18 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

How climate change will influences human and animal behavioral change?

The role of climate change influencing the human behavior as well as economics interest

01 June 2021 0 0 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 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'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