Do you know any research on the evolution of educational programming languages?

Hi, as part of my bachelor thesis on the design of programming languages for teaching mathematics in the 21st century, I have planned to discuss the evolution of (the) major programing languages...

02 August 2020 7,922 6 View

How to control the optimization step size in Gaussian?

I would like to perform a geometry optimization for a weakly bound methane dimer structure with Gaussian 16. During this process, the Newton-Raphson step size should be controlled such that its...

09 July 2020 1,956 2 View

Do you know of any true, simulated, or synthesized hexagonal lattice format based [image] data sets?

- E.g., Cherenkov Telescope Array (CTA) images.

24 March 2020 5,221 4 View

How do you identify the complete added mass matrix of a ship using experimental data?

I am looking for a purely experimental method to determine the mass matrix of a ship in three degrees of freedom using manoeuvres in open water. I just found: Skjetne, Smogeli, Fossen: The...

23 March 2020 814 1 View

Statistical test to find out the influence of environmental factors on fish migration numbers?

Hello, I have collected the numbers of migrating fish (round 25 species) for the last 3,5 years every day. I have also collected environmental data like water temperature, water flow, moon phase...

02 January 2020 7,774 4 View

How to deal with non-detects in CT data when performing Delta Delta CT Method?

Input: - RT QPCR dataset row CT values interpolate corrected - 50 target genes - 10 reference genes - 3 different treatments with 3 replicates each - 1 control with 3 replicates Objective: -...

19 August 2019 1,528 3 View

DSC using total enthalpy method - enthalpy of 100% crystalline sample?

Hello, to get an exact result for crystallinity of polymers I want to use the total enthalpy method suggested by Kong and Hay. For doing so one has to calculate the enthalpy of fusion of the 100%...

08 August 2019 9,532 6 View

In time series data, is it sensible to compare the AUC of the extrapolated baseline and observed post-intervention outcomes?

I am (prospectively) evaluating a NHS health board wide quality improvement initiative aiming to reduce exposure to high-risk prescribing. I am expecting a time lag in the intervention effect, but...

26 February 2019 8,944 2 View

Which reference electrode should i use for the experiment in concentrated sulfuric acid?

i am currently working on preparing GIC using electrochemical method in concentrated sulfuric acid. I heard Hg/HgSo4 electrode works well under concentrated sulfuric acid. Is there any other...

11 February 2019 2,716 3 View

Is there a recommendable article dealing with winsorizing outliers in SPSS?

I would like to winsorize outliers SPSS instead of trimming them. Therefore I am looking for an article that introduces to the method of winsorizing. Thank you for your time!

18 January 2019 973 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

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

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

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

Do you know any MR image dataset?

I would like to research on MR images (0.5T and 3T). Can you please suggest some websites that I can download dataset including both 0.5T and 3T MR images? Thank you.

02 March 2021 7,735 3 View

What are the countries most affected by extreme rainfall as a result of climate change?

Increased heat, drought and insect outbreaks, all associated to climate change, have increased wildfires. Decreasing water supplies, declined agricultural yields, health impacts in cities owing to...

01 March 2021 7,168 9 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View