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

Is there any solar electric power plant having the concentrated photovoltaic modules?

The solar photovoltaic (PV) power plant uses commercial (non-concentrated) PV modules which are quite simple in design and reliable. They can work on fixed orientation and don't need the moving...

16 February 2021 3,796 9 View

Use of Sine voltage source in Electrical circuit with frequency domain study in COMSOL?

Dear Sir/Madam I want to use Sine voltage as a source in an RLC circuit. I want to study the driving point impedance with frequency sweep. But when I use sine voltage, I get an error like The DAE...

13 January 2021 9,826 5 View

Low value of Cd for Flow Past a Square Cylinder Simulation?

Hi everyone, Happy New Year! I am carrying out a Simulation for Flow Past a Square Cylinder. I am using Ansys Fluent. I get a very low value of Cd in the simulation. The solution converges but...

03 January 2021 4,389 3 View

How do I turn off the wall function for k-w SST simulation in Ansys Fluent?

I am using a very fine mesh (D/1000). Since I cannot find an option to turn off the wall function in Fluent GUI, could you please let me know how I can turn it off? From some forum I got to know...

21 December 2020 9,186 15 View

How to find Inverse Laplace of a large matrix in MATLAB?

I am trying to find out the inverse Laplace transform of the state transition matrix obtained using inv(S*I-A). Where I is the identity matrix, and A is a state-space matrix(24x24 matrix). I have...

21 December 2020 7,041 3 View

Why do I get Floating Point Error! on simulating with very fine mesh using k-w SST model in Ansys Fluent?

Hi everyone, any insight is appreciated. I am simulating with a D/1000 [first boundary layer height] mesh the flow past a square cylinder (inside a Circular domain). For Coarser mesh, I had no...

21 December 2020 5,438 10 View

I have rat dose of my formulation , how can I calculate mouse dose of same formulation using rat using rat dose?

Dose conversion from rat to mouse?

23 November 2020 1,807 3 View

What are the names of glasses used in the solar panels?

For my research purpose, I need the name and optical properties of the glass used on the front surface of the solar panel. Can someone provide me the aforementioned data with valid references? Is...

22 October 2020 9,714 9 View

In Abaqus, how to give stress field data from an output of a model to a new model as an input field having the same part?

I have 2 models where the first model is a subpart of the second one. The components of the subpart have the same mesh and geometry in both the models. I have performed stress analysis on the...

18 October 2020 9,256 5 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Is there any effect of different colours of light (white, red, yellow, blue etc.) on the rate of photosynthesis? If yes, why?

Light is inevitable for the process of photosynthesis reaction. Naturally sunlight plays the vital role for this process. Light may be of different colours like white, red, yellow, blue etc....

02 March 2021 7,890 2 View

In an eye with Tyndall, does each dot correspond to an individual cell?

When you observe the presence of Tyndall in an inflamed eye: Does each of the small floating dots correspond to an individual cell or to an aggregate of cells? Does a conventional slit lamp have...

27 February 2021 6,326 2 View

How can I obtain time series data by country on night-time light (brightness) ?

Hi everyone, Please, how can I obtain time series data by country on night-time light (brightness) ? I've tried, but so far all I can find are maps. I am looking for numerical data, especially in...

24 February 2021 8,625 4 View

What are difference between laser diodes, simple light emitting diodes and power light emitting diodes when operated in the visible spectrum ?

I want to illuminate a scene (small space) using LED to capture photographs or videos of some tiny objects inside the space. But am not sure if I should use a Laser LED, or simple LED or power...

22 February 2021 4,240 4 View

How to interpret this FTIR spectrum of pyrolyzed hydrochar?

20 February 2021 2,840 3 View

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The regenerated cellulose film was prepared by zinc chloride/H2O system. The zinc chloride had been washed away in the regeneration process, and the wet film which was not dried had uniform...

18 February 2021 9,538 1 View

How do I plot Pressure against crank angle degree in Fluent?

18 February 2021 8,390 3 View

How to get rough estimation of the concentrations of Oxygen and moisture inside the glove box?

Dear colleagues, I was just wondering if you can suggest a good method to get a rough estimation to the concentration of O2 and H2O inside the glove box as unfortunately, our glove box doesn't...

17 February 2021 1,012 3 View

Is there any free software for behaviour analysis of zebrafish ?

I need to do novel tank test and light/dark test for zebrafish. So I need a tracking software for tracking in these tests. Is there any free softwares available for tracking of zebrafish ?

16 February 2021 1,541 1 View