Classifications on Economic Statistics (HS to ISIC)?

04 December 2020 4,291 4 View

Which mathematical techniques we can combine with heuristic techniques to accelerate their exploration and exploitation capabilities?

As you may be knowing that there are different mathematical tools and techniques which we can combine or hybridize with heuristic techniques to solve their entrapment in local minima and...

30 August 2020 6,146 4 View

How we engineers and mathematicians can be of help in fighting COVOD-19?

While most governments try to hide the facts and manipulate statistics about COVOD-19 due to political/economical/stupidity reasons, many physicians and scientists are currently working on finding...

03 March 2020 5,178 26 View

What is the future of Meta-heuristics?

I mean every year new optimization algorithms are being developed by researchers and then, they start solving same kind of problems previously solved by their classical counter parts like Particle...

17 November 2019 9,892 49 View

HIL simulation with MATLAB & dSPACE 1104 ?

Dear all, I need to do HIL as part of my project. I intend to use HIL with MATLAB 1104 as my controller. Please share your thoughts and experience if you have already done HIL with MATLAB and...

14 October 2019 3,504 3 View

How to learn LEAP (the Long-range Energy Alternatives Planning System)?

As you know, LEAP is a widely-used software tool for energy policy analysis and climate change mitigation assessment developed at the Stockholm Environment Institute. But generally, engineering...

25 September 2019 9,004 3 View

Is the Bayesian updating and/or Bayesian inference considered as a subset of machine learning or statistical learning methods ?

Bayesian updating and and Bayesian networks are used in so many machine learning algorithms, but can we consider them as machine learning techniques? and if we can, under what circumstances? and...

01 June 2019 9,351 5 View

Is there any publicly available radiology dataset for NLP purposes?

Hi everybody, I'm trying to extend one of my works on Radiology reports summarization in which I need to run my model on various datasets. I've found Indiana University chest x-ray dataset...

21 May 2019 4,056 4 View

How we can implement optimization algorithms easily in programming languages e.g. in MATLAB?

Let us take an example of PSO implementation by Syed Ali Mirjalili, respected researcher in optimization field. % Main loop for t = 1 : maxIter % Calcualte the objective value for...

18 March 2019 7,185 8 View

How can I create a new boundary condition on a comsol?

How can I create a new boundary condition on a comsol? I use a plasma module and I want to apply a new condition to the 3,4,5 panes. There are no boundary conditions on the...

12 March 2019 4,864 3 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

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 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