Filter out small edges in Image Processing using Python and OpenCV?

Hello, I have a binary edge detected picture(used Canny edge detection method), now I would like to filter out small or not required edges ( by length or shape or number of pixels) in python, does...

19 February 2020 6,796 8 View

Is it possible to have aspherical grains with the diameter greater than 500 nm for the thin film which its thickness is lower than 100nm?

Based on our studies over the AFM results for AZO thin films, we observed some areas which can be related to grains (Fig 2). However, their diameter is in order of 500nm and it seems illogical,...

27 February 2019 8,699 1 View

What is disadvantages of converting differential algebraic equations(DAE) to differential equations(ODE)?

We know that DEAs can be converted to ODE's in index reductiom method. What is disadvantages of this procedure from the numerical point of view? What we can say about the relations between...

27 April 2018 8,061 5 View

Can I substitute an LED for an incandescent light bulb to activate a chemical reaction?

I have a chemical that is activated by light, and there is work published that describes this being done with an incandescent light bulb (the specific brand is discontinued), incorporated with a...

08 March 2018 714 3 View

Can i use of adherent cells that harvested from bottom of flask plus dead cells in supernatant for apoptosis analysis in flow cytometry?

can i use of adherent cells that harvested from bottom of flask plus dead cells in supernatant for apoptosis analysis in flow cytometry?

06 March 2018 8,403 6 View

Hello everyone; Do you know the reliable source for sample size in multi-criteria decision making?

Hello everyone; Do you know the reliable source for sample size in multi-criteria decision making?

21 September 2017 2,698 1 View

Does anyone one know how to write a dynamic feed-forward neural network with continuous learning?

09 November 2016 5,770 4 View

What is failure critera in concrete damage model?

I am modeling a concrete cylinder in abaqus which is under cyclic loads,I used concrete damage model(CDP) to simulate this. the problem is that cycles dont stop and continuously increase. how the...

27 August 2016 4,802 3 View

Can you suggest an applicable method to deposite the titania on the stainless steel 304 using Titanium butoxide as a Ti precursor?

I have tried sol-gel method using the PEG 2000 and 20000 and the final result was yellow agglomerated granules on the surface without any connection to the substrate! I have some limitations such...

04 June 2015 7,207 3 View

What does a pitch detection do?

I would like to extract pitch from a sound related to a instrument. I get sound from microscope and I convert it to frequency domain by FFT. Now I have a vector which represents the frequencies of...

07 November 2014 9,072 9 View

Fractional derivative users, are you on the same page with me on the validity of the fractional order parameter, say alpha?

Taking a fractional ODE problem as an example. It has come to my attention that if the fractional order parameter is in the interval (0,1], many only presents results for alpha=0.9, 0.99. I saw...

08 February 2021 9,671 3 View

How to determine/select the indices (underlying weather index) of weather-based insurance?

It should not be confused with strike and limit thresholds. In this case, I am emphasizing the basis of the index, such as: -Cumulative, accumulated, deficit and excess rainfall values. -Average,...

29 November 2020 3,084 3 View

What are some concrete examples of time-fractional Navier-Stokes equations?

The introduction of time-fractional derivatives in the Navier-Stokes equations goes back to Lions and was recently extensively studied by many authors. When motivating such problems authors tend...

26 October 2020 9,642 4 View

What are the real Phenomena which we can apply the Capotu conformable fractional derivatives ?

In fractional calculus many fractional operators, but their applications area unknown. Can you help me to determined the real Phenomena which we can apply the Capotu conformable fractional...

20 July 2020 3,287 5 View

Is there any researcher working on a modeling corona virus using fractional derivatives?

I am interested in collaborating with any researcher working on modelling corona virus using fractional derivatives. If you are a researcher or you have a related project, please feel free to let...

23 April 2020 3,731 54 View

What are the most recommended publishers for submitting a book in the field of Fractional Differential Equations?

There are many existing publishers that publish high quality books in mathematics, but my question here is: I want some suggestions about publishers who most likely publish books in the field of...

02 March 2020 8,046 5 View

Why there is no Fractional Differential Equations course taught at universities or colleges?

Regardless of the types of fractional-order derivatives, Fractional Differential Equations (FDEs) have been recently applied in modeling various phenomena in natural sciences and engineering....

09 October 2019 4,021 17 View

The best controllres for space maneuvers especially satellite attitude control?

Hi Friends, What do you think are the best controllers for space maneuvers especially satellite attitude control? And what is your reason? I appreciate your great comments. Thank you.

08 September 2019 9,873 3 View

What are the most recommended local fractional derivatives in the applications of Natural Science and Engineering?

Recently, there are many fractional derivatives of local type introduced by many experts and researchers such as conformable, Katugampola, Caputo-Fabrizio, M-fractional derivative, deformable,...

06 July 2019 7,873 3 View

No title

I'm reading the " A new Fractional Model for the Cancer Treatment by Radiotherapy Using Hadamard Fractional Derivative" this research paper is available researchgate.net. A new Fractional Model...

06 July 2019 2,772 1 View