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

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 View

can I treat waste water containing solvents and alcohol with electrocoagulation?

there are solvents and alcohol in the waste water of a factory that produces disinfectants. Increasing this waste water requires very serious operations. Can I treat this waste water with...

27 February 2021 2,609 3 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

How to increase solubility of Poly acrylic acid in Dioxane solvent?

I am working with Polyacrylic acid (100.000Da) and instead of water, I need to use another solvent (dioxane) to dissolve PAA. However, because of the high molecular weight, it's quite hard to...

25 February 2021 2,225 5 View

How vulnerable is water and wastewater infrastructure to cyber terrorism in an age of IoT?

Im looking for any papers, reports,articles, links etc on information on How vulnerable is water and wastewater infrastructure to cyber terrorism in an age of IoT.

24 February 2021 2,750 4 View

What is the optimum time and temperature of blanching and pre-frying potato for frozen fries?

I am helping a local home industry for developing frozen fries from their local farm. I want to know what is the optimum blanching and pre-frying temperature and time for processing. Please also...

23 February 2021 1,616 5 View

Where can I find raw quantitative datasets on ecosystem services?

I'm an Undergraduate student on the search for a research topic which has to involve any ecosystem service(s) and a response to environmental change. I'm looking for raw quantitative data sets (I...

19 February 2021 5,911 2 View

How to perform Kaplan-meier survival analysis in SPSS?

Hi everyone, This is my first time of attempting to run survival analysis. I have a data on patients with End-stage Kidney Diseases (ESKD). I would want to run survival probability by treatment...

16 February 2021 2,647 3 View

What is the best temperature to coat an ELISA plate?

Hello, I want to control the temperature of my ELISA plate during incubations to get consistent results. In general, what is the best temperature to coat the plate with antibody? I have been...

16 February 2021 2,377 7 View

How can we assess applied digital skills and soft skills through online examinations during COVID-19 semester?

The final qualification assessment for major programs is a strict regimen that involves different stages - oral and written exams, final project viva, internal and external review. How are ICT...

16 February 2021 1,762 8 View