What is the efficient way to decompose the image to low and high-frequency components?

I would like to decompose the image to low and high-frequency components using The Nonsubsampled Contourlet Transform could anyone send me an accurate code for the Nonsubsampled Contourlet Transform

14 January 2020 3,030 3 View

Can you help me with providing a program to calculate PbO vs. ThO2 isochorn?

A computer program for the CHIME age calculation to estimate the isochron age from a dataset of ThO2, UO2 and PbO or Th, U and Pb analyses of Th- and/or U-bearing minerals.

21 November 2018 1,137 3 View

How can concrete cracks be modelled in 3D solid elements in SAP2000?

I have a 3D model of a beam which is divided into solid elements and I want it to show where the cracks will occur when the tensile stress exceeds the tensile crack stress.

03 April 2018 1,937 5 View

I want to find a material with the next properties 1- soluble in water and colorless 2- give a fluorescent color or any color with UV radiation ?

24 October 2016 4,298 3 View

Other than DSS, acetic acid and nitrobenzene, do anyone knows an agent to induce ulcerative colitis in rats?

07 May 2016 3,493 4 View

How can i using gaussian 09 to optimize a molecule on different concentration?

31 January 2016 8,530 4 View

What is the deference between moderation and mediation model?

researchers in the fields of statistics, measurment, or structional equatiom models

09 October 2015 6,497 3 View

How to link Semantic Scholar article citations to Research Gate and Google Scholar and vice-versa?

I have article citations existing in Semantic Scholar and did not exist in the Research Gate and Google Scholar. Also, i have article citations existing in Research Gate and did not exist in the...

01 January 1970 8,633 1 View

Should we change media after1st 6hrs after plating HUVEC bought from INVITROGEN?it's not recomended by invitrogen.Will DMSO present in stock matter?

We have HUVEC bought from Invitrogen. Cat no -C-003-5c. while first plating the cells we have bought the protocol suggests not to centrifuge the cell with media to remove the DMSO. Should we...

02 March 2021 3,713 2 View

Why initial concentration of Pb not the same as calculated one when testing using AAS?

I am currently doing research on the adsorption of heavy metal using magnetic reduce graphene oxide. I use AAS to determine the concentration of the heavy metal. I prepare the Pb solution with...

26 February 2021 9,580 4 View

Is there anyone who experienced with cytotoxic effect of Hoescht 33342 dye?

Is Hoechst toxic to cells? In general, it is known as non-toxic. I am working with dsRED MDA-MB-231 cell line. I applied it for my PDMS-based microfluidic platform, for this reason, I incubated...

26 February 2021 9,119 3 View

Diltuions for a Western blot?

I need help using the equation C1V1=C2V2 figuring out how much antibody to add to use for a western blot. The stock was origianlly 3.45 ng/ul but diluted 1:10 so now its 0.345 ng/ul. I need to run...

22 February 2021 9,901 3 View

What are alternatives for B27+ Supplement in neuronal cell culture?

Hello everybody In our iPSC-derived neuronal culture we use Maturationmedium, supplemented with B27+. As Thermo Fisher run out of stock and can deliver earliest in May, I wanted to ask whether...

16 February 2021 3,348 1 View

How to revive a Hyphomicrobium strain?

11 February 2021 3,524 2 View

Bradford assay for insulin: discrepancies between standard curve and sample concentration during crystallisation?

Hi there, I would like to determine the unknown concentration of human insulin in my sample during crystallisation (the concentration range is roughly 0.5 -2 mg/ml, whereas the initial...

06 February 2021 9,370 7 View

Why has my protein transfer using fresh transfer buffer is worse when compared to protein transfer using old buffer?

Hello, I have performed two westerns in parallel, one using fresh buffer (made with old 10X tris-glycine) and the SDS gel was made 4 days prior to western; and the other western was performed...

03 February 2021 9,311 5 View

How to measure volume of Pinus roxburghii ?

I want to measure volume of Pinus roxburghii in the Jammu region of India to calculate the carbon stocks of Pinus roxburghii.

31 January 2021 2,311 3 View

What are the factors on which exchange current density of an electrode depends, and how can they be predicted?

While surface roughness is an obvious factor, this is not what is exactly asked. Rather, periodic variation of exchange current density (of an electrode) with solution chemistry (of electrolyte)...

30 January 2021 4,886 5 View