Dataset size and the need for cross-validation (medical domain)?

I am currently envisioning a deep-learning model that classifies pulse waveforms (normal vs. pathologic). At this time, the no. of pulse dataset is about 2,000,000, and the balance of normal and...

31 July 2020 6,713 3 View

What will be coefficient of friction for mild steel tube when axially impacted by a mild steel projectile ?

i am doing a study related to axial compression on mild steel .i need coefficient of friction value when mild steel tube axially compressed by a large mild steel projectile.i am using abaqus FE...

13 April 2020 259 4 View

What is the fracture energy of mild steel ? how can get from true stress and true strain graph?

I am using abaqus /explict for modeling with j c model for target material is of mild steel and i required fracture energy in in damage model

05 March 2020 4,241 2 View

What is the mass of CO2 at 1 atm pressure and RT ?

I want to calculate the Sheldon E factor for (environmental and sustainability) of reaction. In my reaction i have used 1 atm CO2 as one of the reagent so we need the amount of CO2 in (gm/ mg)...

30 July 2018 7,927 2 View

How can i use EMBL pride inspector?

Hellow everyone. I am supposed to use EMBL pride proteomics documents. But I don't know how to use EMBL pride inspector program. even there is no file to introduce inspector program. Up to now, I...

29 May 2018 4,754 2 View

How to stain macrophage, especially mouse macrophage j774a, in relation to immunohistochemistry?

16 October 2016 8,317 2 View

Isn't there any other way to collect a flagella of salmonella typhimurium?

09 June 2016 1,452 3 View

I am interested in Signal Processing, Control Systems and Power Systems. Any particular area you want to suggest to combine all of three above ?

06 October 2014 3,351 9 View

How might we be able to preserve the past through old or traditional buildings?

How can people keep the past when the city is being moved forward?

25 November 2013 1,787 2 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

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 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

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 View

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

For modelling epoxy-based matrices (in composites), which model in ABAQUS is the most suitable, Concrete damaged plasticity or Drucker-Prager model?

I am working on developing a micromechanical FE model for predicting kink-band formation in UD composites. To model matrix plasticity, which model, out of Concrete Damaged Plasticity and...

28 February 2021 5,415 1 View

Can anyone share his experience regards Smoothing in origin?

I am working on TiO2 composite material and the results of XRD have a lot of small/junk peaks and while I apply a smooth filter in Origin then the other characteristics peaks disappear so anyone...

26 February 2021 8,183 3 View

How to replicate the well conditions of a crystal hit with 20%(w/v) isopropanol?

I had a crystal hit in a well with 0.1M HEPEs pH 7.5, 10%(w/v) PEG 4000, and 20%(w/v) isopropanol. Why is isopropanol in w/v here if it's just solvent? How do I recreate this well condition?

25 February 2021 9,761 1 View