Sathyanarayan Rao

Last seen: 5 dagen ago | Active since 2013

Followers: 0 Following: 0

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Professional Interests: Numerical Computing and Computer Modeling

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Programming Languages:
MATLAB
Spoken Languages:
English
Pronouns:
He/him

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Submitted

Time-Frequency Analysis of Fourier vs Wavelet Transform
This code creates an animation demonstrating how different transforms analyze signals with time-varying frequency content.

ongeveer een maand ago | 15 downloads |

Submitted

Planetary Motion Animation
I animate Earth and Mars orbits using ode45 solver

4 maanden ago | 2 downloads |

Submitted

Duffing Oscillator Phase Space Animator
This MATLAB code provides an elegant visualization of the Duffing oscillator's phase space dynamics.

4 maanden ago | 7 downloads |

Submitted

Electrical resistivity tomography Geometric Factors
Comparison of analytical and numerical geometric factors for surface-borehole configuration.

meer dan 6 jaar ago | 1 download |

Submitted

Estimating parameters for van-Genuchten soil water retention curve model
Matlab inbuilt 'nlinfit' is used to estimate van-Genuchten fitting parameters.

bijna 7 jaar ago | 1 download |

Submitted

Convert white pixels in a binary image to coordinates
This function forms coordinate array [x,y] of white pixels based on user defined range.

bijna 7 jaar ago | 2 downloads |

Submitted

Perpendicular Line to a given line forming a T-shape
Given any two points, two other points can be constructed forming a T shape

bijna 7 jaar ago | 1 download |

Submitted

Instrument output text file with header and unwanted lines to matlab matrix
Removes header and unwanted lines from any text file and saves data in matlab matrix form.

meer dan 7 jaar ago | 1 download |

Submitted

JPG image to EIDORS finite element model data via linear interpolation
EIDORS image is generated based on jpg image pixels.

meer dan 7 jaar ago | 1 download |

Submitted

Remove reciprocals from a Electrical Impedance Tomography (EIT) scheme
Removes reciprocal quadrupoles from a EIT scheme.

meer dan 7 jaar ago | 1 download |

Submitted

Integer to Integer map using logical indexing
Logical indexing is used to map integer from one set to another

meer dan 7 jaar ago | 1 download |

Submitted

carnatic music mayamalavagowla first sarali swara generation in MATLAB
The semitones of sarigama is generated in matlab using a sinusoidal signal.

meer dan 7 jaar ago | 1 download |

Submitted

Binary image to Finite element mesh ( GMSH geo file )
This code creates GMSH geo file from an image boundary that can be readily meshed using GMSH.

ongeveer 8 jaar ago | 2 downloads |

Submitted

Visualizing GMSH .msh file in MATLAB using TRIPLOT
In this code, I import GMsh .msh file and form elements and nodes matrix which is then visualized.

meer dan 8 jaar ago | 7 downloads |

Submitted

Electrical Impedance Tomography Image Reconstruction using MATLAB based freeware EIDORS
In this code, using EIDORS Electrical Impedance Tomographic Image Reconstruction is demonstrated.

meer dan 8 jaar ago | 15 downloads |

Submitted

MATLAB to gmsh .geo file
MATLAB to gmsh compatible text file using fprintf

meer dan 8 jaar ago | 8 downloads |

Submitted

Points to Surface Matrix
Given a set of coordinates and its connection information, surface data is generated.

meer dan 8 jaar ago | 1 download |

Submitted

Regularized Least Square: Tikhonov Regularization test for Hilbert matrix.
Regularized Least Square and ordinary least square solution are compared.

meer dan 8 jaar ago | 5 downloads |

Submitted

Linear Regression: Least Square Solution
Least square solution is demonstrated for human population data

meer dan 8 jaar ago | 1 download |

Submitted

Transmittance and Reflectance Spectra of Multilayered Dielectric Stack using Transfer Matrix Method
Transfer Matrix Method is used to calculate transmittance and reflectance of dielectric layers.

meer dan 8 jaar ago | 10 downloads |

Submitted

Electrical Resistivity Forward problem: Poisson's equation with heterogeneous conductivity
Poisson's equation is solved for a heterogeneous medium with varying conductivity.

meer dan 8 jaar ago | 6 downloads |

Submitted

Two dimensional wave interference using Finite Difference Time Domain method (FDTD).
Using FDTD, interference of two sinusoidal source is visualized using FDTD method in TM mode.

ongeveer 9 jaar ago | 4 downloads |

Submitted

Magic Time Step in 1D FDTD
1D FDTD illustration using magic time step

ongeveer 9 jaar ago | 1 download |

Submitted

Explicit Numerical Methods to solve Differential Equation
Here , I compare Euler, Runge-Kutta and Adam-Bashforth methods to integrate a simple function.

ongeveer 9 jaar ago | 2 downloads |

Submitted

Analytical plot of Dielectric function of Lorentz medium
This code plots complex dielectric function of a Lorentz medium using its analytical formula.

ongeveer 9 jaar ago | 2 downloads |

Submitted

Total Field Scattered Field source with Perfectly Matched Layer Boundaries
In this code, TF/SF source is implemented for 1D FDTD source along with PML Boundary condition.

meer dan 9 jaar ago | 5 downloads |

Submitted

Optical Spectra of Dielectric slab using 1D Finite Difference Time Domain (FDTD).
This code calculates Transmission and Reflection spectra of Etalon slab using FDTD method.

meer dan 9 jaar ago | 1 download |

Submitted

1D Finite Difference Time Domain simulation (FDTD) with Perfectly Matched Layer (PML)
FDTD is illustrated with PML absorbing boundary condition at both ends of 1D space grid.

meer dan 9 jaar ago | 5 downloads |

Submitted

Optical Linear Absorption of a Two Level System
In this code, differential equation for optical polarization is solved.

meer dan 9 jaar ago | 1 download |

Submitted

Band structure of GaAs using Parabolic Approximation
Band structure of GaAs using Parabolic Approximation

meer dan 9 jaar ago | 1 download |