How to select the number of decomposition level in dwt for ECG signal with sampling frequency 360Hz and 100Hz respectively?

26 May 2017 0 7K Report

how to choose the wavelet level decomposition, if we are using db2/db3/db4 wavelet

Badges
Science topic

More Sourav Mondal's questions See All

Should I remove an item from a scale to raise Cronbach's alpha and McDonald's omega or is it better to leave it if they are both over .7 already?

Hello! I have this scale which had 10 items initially. I had to remove items 8 and 10 because they correlated negatively with the scale, and then I removed item 9 because Cronbach's alpha and...

01 August 2024 4,606 7 View

Are there always been barcodes, apapters and primer sequences in the FASTQ files of NGS?

Hello researchers, Sorry for my stupid question. I am learning the QIIME2 workflow for analyzing some 16s amplicon NGS fastq data. I found a very nice paper with data and code public available...

20 July 2024 5,405 2 View

How to determine LOD values?

I am performing fluorescence experiments using a ligand to detect metal ions. I want to determine the Lowest Detection Limit (LOD) using the formula LOD = 3σ / K. However, I'm uncertain about...

19 July 2024 1,086 1 View

How to use stress and displacement results from 1st stationary simulation as initial conditions for 2nd eigenfrequency simulation in COMSOL?

Dear All, I am trying to define the dispersion curves of a periodic unit cell in COMSOL Multiphysics with prescribed displacements. I am using two separate studies: - Study 1: Stationary, with...

13 July 2024 7,855 1 View

Please give me the scoring system of Academic stress scale developed by Rajendra and Kalikapan?

please give me the scoring system of Academic stress scale developed by Rajendra and Kalikapan?

11 July 2024 2,054 3 View

What is reflexes and legend in XRD analysis ?

The reflexes within the measured XRD pattern are not clearly visible or fully indicated, and a legend is missing. explain this.

27 June 2024 7,257 3 View

Please give me the scoring system of Academic stress scale developed by Rajendra and Kalikapan?

please give me the scoring system of Academic stress scale developed by Rajendra and Kalikappan?

17 June 2024 1,469 3 View

Is asymmetric term on y-axis in zero field muSR data usually negative?

I am analyzing the zero field muSR data using kubo-Toyabe function. The fit is not converging. I am noted that the asymmetry term on y-axis is neative beyond certain time. I think this is the...

15 June 2024 2,661 0 View

Why is there no peak shifting in FTIR-ATR after the adsorption of PS-NH2 onto the NIPAAM/CMC hydrogel materials?

Why is there no peak shift in FTIR-ATR after the amine-modified polystyrene nanoplastics (PS-NH2) adsorption onto the NIPAAM/CMC hydrogel materials? I have repeated the tests, but I have gotten...

09 June 2024 9,007 6 View

How to upload 16S and metagenomic data from fecal samples to NCBI SRA database?

Hi there, I have some 16S and metagenomic sequencing data from mice fecals and I want to upload them to NCBI Sequence Read Archive (SRA). I don't know what NCBI package is suitable for my animal...

03 June 2024 9,451 3 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

What will be the best way to test NFkb activation via western blot?

Hi, I have lysate from human macrophages, and I wonder what will be the best way to check the NFKB activation in those cells. I was thinking p-p65 or p-ikkb./ Is that make sense?

18 July 2024 5,214 4 View

Does anyone know how to improve calcium-imaging fluorescence with GRIN lenses?

Hey everyone, I've been working with GRIN lenses (Inscopix) for almost 1 year and still had no luck seeing strong fluorescence on them. When I look at them, I can see good blood flow and,...

08 July 2024 5,178 2 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