How to find the number of packets in a queue within a device in NetSim?

In a network, I want to set the buffer size of a device and then measure the number of packets in the buffer queue. The number of packets in the queued, dequeued an dropped, I need to calculate...

12 September 2020 4,654 4 View

Apply frensel absorption in COMSOL in laser keyhole welding model ?

Hello Everyone, I want to apply fresnel absorption in my laser keyhole welding model. I have seen fresnel equations on the COMSOL websites. It's kinda different from the one I see it in the...

08 September 2020 9,943 1 View

Applying Convective heat flux in COMSOL Multiphysics in 2D axis-symmetric geometry ?

07 July 2020 10,020 5 View

Interface normal term in COMSOL during using Multipysics ?

Hello Everyone, I want to write the expression for interface normal. How can I write it? Cannot find it properly in "Equation view". Please see the attched figure. Please comment if someone...

13 June 2020 5,464 3 View

I want to know the BET surface area of nano-rod shaped ZnO nano-particles?

Anyone if you know the BET surface area of nano-rod shaped ZnO nano-particles than please comment. The nano rod-shaped ZnO nanoparticles are synthesized by chemical precipitation method. If...

25 May 2020 8,856 1 View

Heaviside funtion on delta(phils) function in COMSOL?

Hello everyone. I want to apply the Heaviside function on the delta(phils) as shown in the figure. Can I apply the step function as a Heaviside function shown in the figure?

19 May 2020 310 7 View

To define Heaviside function in COMSOL ?

Hello Everyone. This might be very easy but I cannot figure it out whats wrong. Equivalent visosity: "((mus)*(TTl)" It turns to yellow text>> unexpected unit of input. >> (mul and mus...

25 April 2020 7,482 6 View

I do not have any negative number in my square root. Still COMSOL shows the following error. Please help ?

I am stuck on this for days. Any help would be appreciated. The following error has shown: Repeated error test failures. May have reached a singularity. Time: 0.00052653794651556622 s. Merged...

13 March 2020 5,858 8 View

Can anybody share resources or codes to calculate A-weighted noise level from audio recordings of environment?

I have continuous recordings of different places in urban and natural areas from which I want to extract the A-weighted background noise level.

10 March 2020 5,648 26 View

Where can I get any good content or research papers based on animal biometric using iris pattern especially in cattles?

Where can I get any good content or research papers based on animal biometric using iris pattern especially

09 March 2020 1,208 2 View

Why should we choose deep learning to machine learning? Why is CNN better for image classification? Can I get Typical Answer?

What Characteristics makes CNN work better?

03 March 2021 1,458 4 View

What are some of the research gaps in machine learning and artificial intelligence in africa?

i would to know some of the research gaps in the artificial intelligence field in most african countries.

03 March 2021 6,145 3 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

Can you share me how teacher education is managed in your respective national educational system?

I feel that the practice in teacher education in my country is below the expected performance level due to very poor management system. Hope I will learn something from your experiences.

02 March 2021 1,516 4 View

Can NFL theorem be valid in infinite search space in ML?

NFL theorem is valid for algorithms training in fixed training set. However, the general characteristic of algorithms in expanded or open dataset has not been proved yet. Could you show your...

01 March 2021 1,189 3 View

How to define and get results (stresses) for certain points of a model in abaqus, using python? When the size of the model changes?

I want to do a parameter study of a aixsymmetric cylinder in Abaqus. I want to create several jobs where I get the stresses for 3 different points in my model. These points are defined. I wrote a...

01 March 2021 10,078 1 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