Please propose a good reference for Wavelet transform?

More Mahtab Shabani's questions See All

Why in some wavelengths there are "overflows" in my Carbon dot UV-Vis Spectroscopy results(Emission segment)?

Hi everyone I have got this test in a fixed excitation and various emissions. In some wavelengths there are overflows which make the resulted analyze different from other carbon dots. Is it normal...

18 July 2024 4,244 2 View

Hey there, What is The best recommended solvent( safe for use) to dissolve or remove Z-90 Adhesive from ceramic surfaces ?

as of my knowledge z90 is acrylic based sealant adhesive.

09 July 2024 8,660 4 View

I want to find a book related to cosmetic formulation, can I?

books related to cosmetic formulation

08 July 2024 7,561 0 View

How can I select in f2 segregated populations by molecular marker (MAS) in canola (Brassica napus)?

How can I select desired traits in f2 segregated populations by molecular marker (MAS) in canola (Brassica napus)? (for example markers associated with spring or winter type cultivar, yield-...

14 June 2024 9,525 0 View

How can we create these plots?

how can we create these plots? a 3-dimensional look and showing strength with colour, which software does create these pictures? source of image: Directive giant upconversion by supercritical...

02 April 2024 9,999 4 View

Is it possible to grow graphene on the vertical wall of a structure, for example on the vertical walls of a SOI waveguide?

09 March 2024 1,990 2 View

How Fluorescence could be remarkable phenomena to Assess Water Safety?

By exploring the remarkable phenomena of Fluorescence to Assess Water Safety. fluorescence-based sensing platforms how can be Developed for the rapid and selective determination of trace...

30 January 2024 10,059 1 View

How much is possible to concentrate a laser beam on a plane?

How much is possible to concentrate a laser beam on a plane? For example is it possible to concentrate 4 laser beams on 4 close spots on a surface equal to 1 mm^2 without interference?

26 January 2024 9,537 3 View

Does anybody know how atlocal command in Comsol works?

Hi, Does anybody know how atlocal command in Comsol works? I use coordinate but I can't get any result Thank you,

24 December 2023 9,960 4 View

Is it correct to use "Caughey-Thomas Mobility Model" in simulation of MOSCAP semiconductor devices?

Is it correct to use the "Caughey-Thomas Mobility Model" in the simulation of MOSCAP semiconductor devices? this model is field-dependent and decreases the mobility of the carriers.

21 December 2023 6,469 1 View

Should I include H atom into C3N5 when i am doing DFT modelling?

Hi all, my experimental XPS results shown that my C3N5 sample consists of N-H bond, hence in this case I should incorporate the N-H bond into my DFT modelling. However, I do notice several papers...

07 August 2024 8,414 2 View

How to do wavelet transform of EXAFS data?

I want to do wavelet transform of some compounds for their comparative study? Kindly help me in this regard and provide with proper procedure.

31 July 2024 4,170 0 View

How can I calculate formation energy using VASP-Ab-initio?

I would like to calculate the formation energy of P2-Na0.67Fe0.5Mn0.5O2 based on DFT, what should I do step by step. Any help would be appreciated. Thanks.

29 July 2024 8,248 2 View

How to perform wavelet transformed Granger causality tests in Matlab?

23 July 2024 6,018 4 View

How to analyse EXAFS Wavelet transform spectra?

I am analysing exafs spectra of some heavy metal compounds. I tried exafs fititng for compounds in artemis but not getting final parameters in permissible range and not even proper fit for some...

07 July 2024 2,812 4 View

What basis set/basis sets will be useful for DFT (using Gaussian16) of cerium ion adsorption?

24 June 2024 6,927 3 View

Which Units Should Be Used for the Area Under a Fourier-Transform Infrared Spectrum Curve?

In Fourier-transform infrared spectroscopy results, I am trying to understand why either [a.u.] or no units are often reported for the area under the curve. Should it not be [cm^-1 * a.u.] if it...

23 June 2024 7,642 8 View

Hello DFT community, can someone please explain how to introduce twist angle between 2D bilayer and the tools to implement that ?

I am new to DFT and I'm currently researching 2D hetero-bilayer, I wanted to rotate rotate one of the layers around its center of mass. Thank you in anticipation of your help

18 June 2024 3,672 2 View

Regarding Virtual XRD pattern using LAMMPS ?

Sir, I am comparing virtual XRD pattern generated from Lammps with XRD pattern coming out from DFT (Materials Project). Distortion in atomic coordinates, i.e. distortion in 2theta value for...

21 May 2024 6,708 0 View

How can i run the program for DFT calculations using Gaussian?

I'm a fresh research scholar working on DFT, where i used Gaussian for computational method. Currently, i'm working on water-silver complex. But i cannot run the program as it shows error which...

16 May 2024 1,939 7 View

Jufriadif Naam

Ok, I try it

Mahtab Shabani

thank you very much Mr Naam.

thanks Mr. Shihab.

Toufique Ahmed Soomro

Non-Invasive Contrast Normalisation and Denosing Technique for the Retinal Fundus Image

It is based on wavelet. You will find good stuff on wavelength. Thanks

So thanks Mr. Soomro

Ibraheem Kasim Ibraheem

please see these papers:

Conference Paper Image Denoising Using Recursive Matrix and Linear Estimation...

Article Noise Detection and Estimation Using Discrete Wavelet Transform

Thanks Mr. Ibraheem.

Article Non-Invasive Contrast Normalisation and Denosing Technique f...

Please read this paper of us. It helps you a lot. Thank you.

Thank you very much dear Toufique