What clear proof does show we have to choose eigen vector(s) associated with highest eigen value(s) for PCA dimension reduction?

What clear proof does show we have to choose eigen vector(s) associated with highest eigen value(s) for PCA dimension reduction?

06 June 2020 4,040 2 View

Will a Minolta Vivid 910 3D Scanner and a Minolta Vivid 900 3D range scanner create the same form of 3D face data?

Will a Minolta Vivid 910 3D Scanner and a Minolta Vivid 900 3D range scanner create the same 3D face data? If not so, what would be the different between the nature of data they produce? Can the...

19 March 2020 2,912 4 View

Which algorithms makes use of least squares in object Recognition? Is least squares use in calculating PCA and SVD in machine learning?

Which algorithms makes use of least squares in object Recognition? Is the least squares approximation use in calculating Principal Component Analysis (PCA) and Singular Value Decomposition (SVD)...

15 March 2020 3,590 2 View

Where to get a free standard 3D face dataset?

Where to get a free standard 3D face dataset that is available for download for research purpose?

03 March 2020 5,425 3 View

Is it possible to have a matrix that have pivot columns in every row, in rref and are linearly dependent?

Is it possible to have a matrix that have pivot columns in every row, in Reduced Row-Echelon Form and is linearly dependent?

02 February 2020 5,499 2 View

Any detail proof of how a matrix inverse is derived and why a matrix multiplied by its inverse yields an identity matrix?

Any detail proof of how a matrix inverse is derived and why a matrix multiplied by its inverse yields an identity matrix? If reduce row echelon form is perform on a matrix A alongside its...

01 December 2019 3,830 4 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 get onecolumn document from standard IEEE ACCESS LateX template?

I have prepared a manuscript in IEEE Latex template, but for some purpose, I need to prepare a word file as well (detailed format is not required). Compared to two column .tex file, one column...

02 March 2021 1,830 3 View

How can the modification of garden soil cause global warming?

Hello, I am working on a soil project and I found a primary research article that tests how the modification of agricultural soil can cause global warming, using a thermal collector, however I...

02 March 2021 7,161 3 View

Does anyone know how to plot my station to a section plot on Ocean Data View (ODV)?

I made a vertical section plot with WOA .nc file on ODV, and now I want to plot my stations (csv. file) in it. Does anyone know how to import my points to the section? They are two different...

01 March 2021 3,610 1 View

Timeout error!! Processor in the loop (PIL) using STM32F4 Matlab 2018a?

Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...

01 March 2021 2,327 1 View

Does anyone know to clarify these changes?

01 March 2021 1,290 2 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How to prevent ANFIS Model from negative prediction values in MATLAB?

I have input and output data set for "ANFIS modeling in MATLAB", and I am getting some negative predicted values of output in testing. However, the predicted values of output in training are...

28 February 2021 3,459 3 View

How can I convert .vesta file to a .cif file?

I've used the "export data" option in Vesta software to convert my unit cell into a cif file however when I use that cif in atomsk it shows error such as "can't read the position of atom 0". If I...

28 February 2021 4,966 3 View

How can we use a hybrid element in Abaqus Dynamic/Explicit for impressible materials?

Hi, all! How can we use a hybrid element in Abaqus Dynamic/Explicit for impressible materials? I have not find the choice for explicit element in Abaqus CAE. I am wondering whether it is possible...

25 February 2021 9,936 2 View