Are there any differences between setting automatic or manual number of measurements in DLS?

When doing measurements in DLS (either size or zeta potential), I have the option to input an automatic number of measurements or to set it manually. My question is: is there a drawback in...

08 February 2021 9,423 6 View

Google Reveals Major Hidden Weakness In Machine Learning, What are your observations on the following article?

Deep learning algorithms are prone to a previously unknown problem, say a team of computer scientists at...

14 December 2020 4,163 4 View

Rounding decimals to use Poisson model?

I could not get a good fit for a Gaussian model of variation in the duration of a behavior. I thus rounded durations to the next integer (nearest minute) and used a Poisson distribution, which...

17 November 2020 4,048 4 View

Can you have a (very) local weather forecast model with simple weather stations?

Dear metereologists, sorry if this question is too basic, I'm just curious about it So, I`ve seen some personal stations that capture temperature, humidity, wind speed and pluviometry...

27 September 2020 178 4 View

How to avoid getting organic particles to charr(become black) during calcination?

I am trying to synthesize SrHfO3:Eu2+ nanoparticles. To reduce from Eu3+ to Eu2+, we calcinate it under Ar/H2 conditions but it ends giving a black coloured product. We need this for luminescence...

22 August 2020 448 3 View

Interpreting some regression coefficients of simple main effect and moderation analysis. How to interpret?

I did 2 regressions: Y = B0 +B1x1 + e and Y = B0 + B1x1 +B2x2 +B3x1*x2 + e (moderation) In the simple main effect, B1 is positive and significant. In the moderation analysis B1 become negative...

29 March 2020 8,855 3 View

Looking to increase your citation for sustainable tourism paper?

Dear Tourism Researchers, I am currently writing a book on Sustainable Tourism and if you have case studies or papers that you would like to share, I would love to provide citation to your work...

27 March 2020 8,298 3 View

How many hidden layers are there in Faster Region Convolutional neural network used for object recognition?

How many hidden layers are there in Faster Region Convolutional neural network used for object recognition?

23 February 2020 7,749 3 View

What is the best book to teach ANNs?

I am looking for the best book to teach Artificial Neural Networks, including Deep networks, with Matlab. Also need it have the images or slides available for instructors. In the last few years...

11 December 2019 4,260 4 View

Does anyone have experience with chemokine receptor staining of NHP samples?

I have been staining NHP samples for flow cytometry analysis with CXCR5 and it seems that the CXCR5+ population is mostly lost when I stain with a panel that includes incubation with BD...

20 June 2019 4,961 1 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

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

What analysis to choose with a large neste dataset and clearly skewed or kurtotic distributions?

Hello! I have a dataset of n=3000 nested within 8 countries with approximately 200 or 400 responses in each country. I originally planned to perform multilevel modelling with 4 dependent variables...

02 March 2021 6,865 1 View

The procedure compute?

02 March 2021 5,204 3 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 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