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

Can someone help me to figure out the calculation for black carbon that was detect by Smoke Stain Reflectometer on filter paper?

can someone help me to figure out the calculation for black carbon that was detect by Smoke Stain Reflectometer on filter paper? i was collect PM2.5 using quartz filter paper. Then, i need to...

30 May 2017 2,994 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

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 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

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 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

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 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