How to check discrete data for similarity (How to statistically compare discrete data)?

Suppose you have a set of point data which contains two variables (say var1 and var2), both of which have discrete values (say 1, 2, and 3). You try to map them (see attached files var1.jpeg and...

26 September 2017 6,836 2 View

Why is there a discrepancy in my weka J48 decision tree and attribute selector?

I understand that weka's J48 uses Gain Ratio as a method in determining how to split the tree, but when I compare the first attribute in the attribute ranking and the attribute by which my...

31 January 2017 4,958 2 View

Is it possible for Cu spectra to mask the effects of Cu2O and CuO in UV-Vis?

My XRD results yielded points at CuO, Cu2O and Cu. However, my UV-Vis spectra only has one peak at around 580 nm which may or may not correspond to Cu since CuO also has a broad range. Is it...

14 September 2016 4,017 7 View

What do twin peaks in an XRD mean?

30 August 2016 3,644 6 View

Can anyone help me in modelling a bubble column reactor by using gPROMS?

I am modelling a bubble column reactor and after entire coding my model is well posted and giving me output but the results are not satisfactory. I need someone to help me in this regard.

06 July 2016 1,552 5 View

What is the reaction between acetic acid and a metal oxide powder?

This metal oxide is Fe(OH)3 and is sparingly soluble in acetic acid. Since this is the case, could a reaction equation be generated? What does acetic acid do to Fe(OH)3? Thanks!

01 November 2014 9,133 3 View

Will addition of gelatin increase reduction rate of Cu nanoparticles compared to without gelatin? Thanks!

What could increasing concentrations of gelatin do to the reduction rate of Cu nanoparticles in a solution? Thanks!

25 September 2014 4,221 1 View

Which will have a more negative reduction potential - Cu w/o protective agent or Cu w/ protective agent?

16 September 2014 5,900 3 View

What polymer can I use if I want to electrospin metal nanoparticles?

I want to electrospin metal nanoparticles. However, I am unsure if it is possible because my metal nanoparticles are in a colloidal suspension. But, is it possible? Thanks!

16 September 2014 7,237 4 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

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

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

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View