Does anyone have experience with the Matlab Implementation of the Fast Multipole Method?

More Susant Kumar Panigrahi's questions See All

What is the difference between 'imnoise' of MATLAB and "noisy_image = original_im + sqrt(variance)*randn(n,m) + mean"?

Hi, I know in MATLAB 'imnoise' command scale the image between [0,1], so the noisy image that generates using the following command "noisy_image = imnoise(Original_im,'gaussian',0.1)" with...

11 December 2014 4,982 3 View

Is Time-Frequency Joint Representation of a signal for Discrete Haar Wavelet Transform possible ? If yes, Then How ?

As Haar is multi-resolution technique (MRA) for signal representation, i.e the window used in Haar is not constant unlike STFT. Hence it is very easy to identify the variation of signal's...

05 June 2014 6,611 3 View

What is unequally spaced fast fourier transform (USFFT)?

Can anyone please give an example of an unequally spaced signal? If possible please suggest me any paper regarding the understanding of USFFT and its algorithm.

04 May 2014 3,985 6 View

Do you know of a database to test image thresholding to separate object from background?

I have implemented some thresholding methods and need some standard database for testing. Can someone suggest some sites for classification of image object and background? It will be better if the...

11 December 2013 2,544 5 View

How to measure similarity or dissimilarity between two data set?

How to measure similarity between two data vectors, as like "Correlation coefficient".

11 December 2013 2,712 14 View

Relation between data cluster and ROC curve parameter?

I have a bunch of methods for image thresholding and, I created a reference image without using any ground truth from the existing methods (Say the mean of all thresholded value of an image is the...

07 August 2013 1,116 5 View

What is the difference between mathematical R^4 space and physical 4D unit space?

We assume that the difference is huge and that it is not possible to compare the two spaces. The R^4 mathematical space considers time as an external controller and the space itself is immobile in...

10 August 2024 6,678 14 View

Which Scopus Journal provides the most affordable fees?

"PUBLISHING IN A SCOPUS JOURNAL" Researchers are now at a cross road. The critical need to publish in a Scopus or ISI, etc journal is ever vital. Journal Publication fees must be submitted....

10 August 2024 8,621 1 View

Geotechnical Engineering (Proceedings of the ICE) time review?

Hello everyone, I recently submitted an article to Geotechnical Engineering (Proceedings of the ICE), and the current status has been listed as "EiC Pre-assessment: Ready" for the past 20 days. I...

10 August 2024 6,493 1 View

Seeking Advice on Viability and Execution of Undergraduate Thesis Topic?

Hello everyone, I am currently developing a thesis proposal and would appreciate your input on its viability and how to effectively carry it out. My proposed topic is: "Does the perceived threat...

10 August 2024 8,992 0 View

Can we mark 'EFL Learners shifting from general digital to AI technologies' as technological transition?

After COVID-19 it has seen that EFL learners technological affiliation has raised. In addition, in the post-COVID period learners started to engage AI technologies like ChatGPT while learning...

08 August 2024 8,964 4 View

Who will be moral responsible for the death of thousands of people in the event of an earthquake?

Who will bear moral responsibility for the deaths of thousands of people in the event of an earthquake? Weeks and months remain before the onset of strong earthquakes that bring death to...

08 August 2024 6,134 12 View

How to increase simulation box size?

We intend to study the interaction between peptides and polymer (like PP, PE and PS) through MD simulations using Martini force fields ( Martini 2 for PP and Martini 3 for PE, PS). We have...

08 August 2024 4,842 0 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

What precautions should be taken while handling S. aureus enterotoxin Type B in the lab?

I would like to understand potential safety concerns while handling SEB in the lab. Especially while working in animal house facility. Would like to know precautions for handling. Sigma MSDS...

07 August 2024 6,034 3 View

Are there any instruments for studying time similar to the way it is in space?

There are a huge number of methods for studying objects in space, according to the senses (and not only). Mechanical, thermal, optical, acoustic, electrical, magnetic, based on particle beams,...

06 August 2024 7,102 0 View