How to show arrows over the streamlines in CFD-post?

I follow this to make streamlines like the photos attached below: (software- CFD post-processing) First I plot the 2D streamline over a surface "streamline 1". them I plot a vector by the...

01 March 2021 8,668 3 View

How to increase mesh quality of a cfd model in ansys fluent?

How can one improve mesh skewness, orthogonality, aspect ratio?

28 February 2021 7,730 3 View

Why is my CFD problem (mini heat sink rectangular channel) not converging while having good quality mesh?

My CFD problem is having two interconnected rectangular channel, which is known as mini heat sink. I have already performed parallel flow inside of an interconnected mini heat sink. However, I...

19 February 2021 3,209 3 View

How to differentiate carbon dots from fluorescent organic molecules ?

How can I confirm the formed product contains carbon dots and not the fluorescent organic molecules. please suggest

30 December 2020 4,284 3 View

Polyelectrolyte complex ion pairing through IR?

Is it possible to observe ion pairing (contact ion or solvent separated ion) of polyelectrolyte complexes through liquid FTIR? Although the PECs have been widely studied in the last two decades, I...

12 November 2020 4,800 1 View

How can I get better picture for the attached TEM Image??

I used TEM equipped with tungsten gun to obtain attached image (several other too, like shown). Side blotting technique followed by negative staining (1% PTA for 30 sec) was used. I cannot get the...

31 October 2020 1,902 5 View

How can I get Nusselt number for mini rectangular channels using fluent?

I am validating my CFD mini rectangular channel model. For that purpose, I need to know how to get the Nu number accurately. For Calculating Nusselt no. from fluent post-processing as follows:...

24 October 2020 3,444 5 View

What is the possible biological explanation of the mutational pressure as a driving force on the evolution of particular species ?

In one analysis major role of mutation pressure was observed in codon usage bias of some species

19 October 2020 4,755 1 View

Do family demographic processes link socioeconomic status to men's physical health?

Previous literature suggests that lower socioeconomic status (SES) men through higher family sociodemographic pressure and lower capacity of stress control, compared to higher SES men, are more...

08 October 2020 2,740 1 View

Is poorer capital at home and at school linking minority children's lower SES to their underachievement?

14 September 2020 8,297 4 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

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

What is the difference between L1 and L2 regularization in machine learning?

L1 and L2 regularization

28 February 2021 4,187 3 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

Is there any Machine Learning/AI algorithm that lets you predict with incomplete features without missing value imputation process?

For instance, the model is trained with A,B,C,D,E features to predict F target. Then, I want to make prediction on a new data, but with only A,C,D,E is known without doing missing value imputation...

28 February 2021 1,556 6 View

How can I represent SDS-PAGE results for machine learning analysis?

I am trying to classify and analyze the results of an SDS-PAGE based array for bacterial detection using machine learning, but I have trouble finding the best way to represent the results with...

27 February 2021 9,176 3 View