What is difference when we say PCA as feature extraction technique or PCA as feature reduction technique?

I am aware of using PCA (principal component analysis) as feature reduction, it reduce the m number of features into n features, where n is number of PCA component. In this case we already have m...

03 April 2019 2,050 3 View

How can i know, is the driver in rest, or highway or in city from the physionet drivers data?

I want to find stress levels,but i am unable to find during which time interval driver is in city or highway physionet.org/pn3/drivedb/ how can i find it

02 March 2018 9,507 0 View

What is the proper way to use Wavelet decomposition for noise removal?

Greetings, Every One. I am bit confused about usage of wavelet decomposition for noise removal. I am finding Peak to peak interval from a PPG signal. But when i use wavelet decomposition, my...

01 January 1970 4,706 6 View

Do you think EEG related processing can be improved using parallel distributed processing?

I have seen some work on this topic, but that was not significant. May be this area has less potential?? I am bit confuse about the scope of integrating both area i-e big data and neuroscience....

01 January 1970 5,112 5 View

Do you know any EEG course offered by online website such as coursera ?

Do you know any machine learning and EEG combined course offered by online website such as coursera , udemy, udacity>

01 January 1970 6,748 4 View

What can be the potential area of research when bio medical engineering is combined with big data..?

Greetings every one. I want to know what can be future trending and potential research and application areas, if biomedical engineering is combined with big data analytics. How will you see...

01 January 1970 5,312 3 View

Is there a way to choose EEG channels before extracting features?

I am working on classification of schizophrenia and i see the channels placed at central sulcus give good accuracy then using all channels. I want to this automatically using some algorithm. Here...

01 January 1970 5,536 6 View

Machine learning algorithm when data has 3 conditions and 2 classes

I have a dataset of EEG with 2 classes , normal subject and patients. Each subject has 3 conditions. It mean during data collection of each subject, the subject undergoes three conditions, You can...

01 January 1970 3,635 5 View

List of features for classification of EEG dataset

I am looking for a list of features like time domain features, frequency domain features and entropies...

01 January 1970 3,230 5 View

Best Features for schizophrenia EEG data set?

What are the best features to classify schizophrenic vs normal using ERP dataset?

01 January 1970 6,355 3 View

How to analyze a particular region of my simulation box in GROMACS?

Hi, I am using GROMACS 5.1.4 to simulate water in contact with a surface. I am only interested to calculate some properties of water near the surface. Let's say at a distance of x nm from the...

03 March 2021 9,989 2 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

How to define and get results (stresses) for certain points of a model in abaqus, using python? When the size of the model changes?

I want to do a parameter study of a aixsymmetric cylinder in Abaqus. I want to create several jobs where I get the stresses for 3 different points in my model. These points are defined. I wrote a...

01 March 2021 10,078 1 View

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View

Can anyone provide the Support vector regression code structure of LIBSVM MATLAB or python ?

Please, if Gaussian Parameter optimization is possible in this code structure

28 February 2021 278 3 View

How to modify Johnson cook equation in ABAQUS?

I wanted to add an extra parameter to the existing Johnson cook equation in the ABAQUS simulation. How to add those extra parameters. Ref: A modified Johnson-Cook material model with strain...

28 February 2021 4,841 3 View

No module named 'tensorflow.keras.backend.tensorflow_backend' ?

System Description Cuda 11.2 GeForce GTX 1080ti tensorflow version 2.4.1 keras version 2.2.0 python version 3.8 I was getting the below error when I try to run my code on the...

25 February 2021 6,673 2 View

Implementation of chance-constrained optimization problem via scenario approach?

23 February 2021 7,826 2 View

Bayesian decision trees and bayesian regression trees in Python and/or R?

I am looking for implementation of bayesian decision trees and bayesian regression trees in Python and/or R.. Do you know if the existing libraries support this

23 February 2021 6,689 3 View

Are there packages (R or Python) for simple models (bucket?) to assess soil water content?

Hi everyone. I am researching droguht effects on soil water drought. I am looking for already implemented functions in R or Python to estimate soil water content from precipitation,...

21 February 2021 2,084 1 View