Which algorithm is better than hough transform for edge detection?

edge detection algorithm in image processing

29 February 2016 729 8 View

How do I get polarised radiation with magetic component only?

Electromagnetic radiation has both electric and magnetic component. How do I can block the electric component of radiation?

12 September 2014 4,952 2 View

How to solve a second order partial differential equation with Laplace transformation?

In electrochemistry, electrolyte movement towards electrode is monitored by time and distance variable. How can I solve such a partial differential equation of two variables with Laplace...

12 December 2013 3,021 1 View

Why can't we develop battery using sedimentation potential?

Sedimentation potential can be found to develop by application of pressure difference across the capillary filled with electrolyte solution .

17 July 2013 5,283 2 View

How do I start convolution of linear sweep voltammogram?

I have data of LSV I want to convulate that data for data reliability.

11 June 2013 5,400 1 View

is possible to stack quantum dots on Graphene nanoriban ?

Unfolding of Nanotube gives us graphene nanoriban

14 October 2011 8,850 1 View

How can we find exchange current density? What is its importance?

J=ja-jc

11 October 2011 2,590 8 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

I am looking for a simple software program to model 3D chemical bonds. The purpose is to generate high-quality graphical abstracts. Any suggestion?

Hello everyone: I am looking for a simple software program to model chemical bonds. The purpose is to generate a high-quality graphical abstract for a top leading journal in the field of...

23 February 2021 8,012 3 View

What is the biochemistry of acidic solvents for phenolics extraction in strawberry?

I am using the Folin-Ciocalteu method for analysis of total phenolic content in ripe strawberries. I've read several protocol that suggest a methanol/H2O/formic acid (80:19:1) extraction solution....

22 February 2021 6,560 3 View

Is an issue for serial correlation when it is not found with the xtreg, fe on its lag ,but the lag become significant when you've vce(robust) std. er?

Dear Sir/Madam I have a dateset that suffers from heteroskedasticity and serial correlation. To address the serial correlation lag my variables of the fixed effect regression. I retrieve the...

15 February 2021 3,700 1 View

How to estimate/know plant virus concentration to make a standard curve in ELISA after serial dilution?

Hello, I am trying to know tomato virus titer/concentration in samples and I will perform serial dilution of the positive control. I wanted to ask How to estimate/know plant virus concentration to...

13 February 2021 6,534 4 View

No title

The Folin-Ciocalteu method is an electron transfer based assay, and gives reducing capacity, which is usually expressed as phenolic content. Can anyone share any reference paper where total...

13 February 2021 3,782 3 View

How to best represent qPCR DD Ct or D Ct as a box plot?

I've been reading up on how to best represent qPCR data, specially on answers given on this site by Dr. Jochen Wilhelm. I understand box plots are the way to go, but I still don't understand them...

11 February 2021 7,228 3 View

How to calculate Total Phenolic Content and express it in mg GAE/kg?

26 January 2021 3,847 7 View

Best way to write a first review ?

I'm writing my first chemical review . I've already made all abstracts of the various papers I want include inside but now I'm trying to connect all these abstracts and it's really very difficult...

25 January 2021 4,915 3 View

How do I keep duplicates based on specific variable in STATA?

Hello everybody. Im new to STATA and this forum but I hope you can help me. I am doing a research project where I intend to estimate the prevalence of venous thromboembolic events (vte) up to 30...

24 January 2021 665 5 View