Copper Dielectric Constant
Calculates exponential averaged RMS of a signal using the specified windowlength as the time constant.Useful for computing sound pressure level from microphone data.Uses digital filter. Much faster than cumsum.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): rms_exp.m Download |
In many practical signal processing problems, the objective is to estimate from measurements a set of constant parameters upon which the received signals depend.For example, high-resolution direction-of-arrival (DOA) estimation is important in many sensor systems such as radar, sonar, electronic...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): Direction of Arrival Estimation with MUSIC Algorithm Download |
The VAR used for power network can be controlled. This value can be zero or a constant value.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): 6-pulse STATCOM Download |
Study of heat transfer and temperature of a 1x1 metal plateheat is dissipated through the left right and bottom sides and emp at infinity is t n(n-1) points in consideration,Temperature at top end is 500*sin(((i-1)*pi)/(n-1)A*Temp=U where A is coefficient matrix and u is constant matrixfinite...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (49): temperature analysis using finite difference method Download |
The model simulates asymmetric modulation which can be observed at second scope by zooming the waveform on time axis. In this modulation technique the reference signal is sampled at positive as well as at negative peak of the carrier and held constant between two sampled points. Three phase...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Sinusoidal Asymmetric PWM modulation based three phase inverter Download |
HOT is a package originally constructed for combustion modeling in Matlab. It calculates common thermodynamic properties such as enthalpy, specific heat, entropy, internal energy, gamma, ideal gas constant, molecular weight, etc
Platforms: Matlab
License: Freeware | Size: 143.36 KB | Download (40): HOT Thermodynamic Tools for Matlab Download |
The struct has two levels. The first level is the name of the constant. The second level has fields: "value", "uncert" and "unit".Example: phc = fundamentalPhysicalConstantsFromNIST(); phc.speed_of_light_in_vacuum.valuereturns 299792458and phc.speed_of_light_in_vacuum.unitreturns ms^-1Data was...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): Fundamental physical constants Download |
Two tanks in are disposed in series. The level of tank 2 must be controlled despite a sine wave disturbance in the flow F3. This is achieved by changing the flow rate F0 of liquid to tank 1. The tanks areas are A1 and A2. Flow equations depends on constants K1 and K2. A proportional control with...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (56): Level control of two tanks in series Download |
A fast Gentle Adaboost classifier with two different weak-learners: i) decision stump and ii) perceptron. Multiclass is performed with the one-against-all strategy.Usage ------ model = gentleboost_model(X , y , [T] , [options]); Inputs ------- X Features matrix (d x N) y Labels (1 x N). If y...
Platforms: Matlab
License: Freeware | Size: 102.4 KB | Download (51): Multiclass GentleAdaboosting Download |
This GUI uses a constant relative volatility (alpha) to estimate the equilibrium curve. From there, the GUI uses the "McCabe and Thiele Graphical Method" to estimate the ideal number of plates in the column.A reference is provided in the GUI: look in Help/About.Comments, suggestions or bugs,...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (44): GUI for distillation columns: McCabe and Thiele Method. Download |
The model simulates three phase inverter with symmetric PWM modulation in which reference is sampled at the positive peak of the carrier and is held constant till the next positive peak of the carrier appears. The model demonstrates symmetric regular sampling at positive peaks of carrier and...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (49): Sinusoidal Symmetric PWM modulation based three phase inverter Download |
The self-contained script demonstrates excess, volatility driven growth, in a rebalanced portfolio.Based on the paper "Benchmarking and Rebalancing" by Gabay and Herlemont, yats.com, 19 Septembre 2007, this script reproduces example 1, showing the long-term rebalancing excess growth rate g*.There...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): Example of Volatility Pumping Download |
In semiconductors, it is possible to make actual potential wells by sandwiching a d-deDUwelld-deDt layer of one semiconductor material (such as InGaAs) between two d-deDUbarrierd-deDt layers of another semiconductor material (such as InP). In this structure, the electron has lower energy in the...
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (45): GaAs Single Quantum Well Download |
This program calculates and plots the dispersion relations of elmag. wavesin a 1D photonic crystal (PhC) for both "s" (TE) and "p" (TM) polarization states;The 1D-PhC has a unit cell made of two different dielectric materials (known as Bragg mirror);The propagation angle in one medium is taken as...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): One-dimensional photonic crystal dispersion relations Download |
Returns NMR properties of the isotopesEXAMPLEH = isotopes('1H'), T = isotopes('3H'), or if the atomic mass is not specified, i.e. I = isotopes('H'), the function returns array of structures with data for all isotopes of the specified element. Isotopes('n') returns NMR properties for neutron....
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (44): NMR properties Download |
The advantages of vector control provide variety of control choices in the PMSM drives. The simplest control strategy is the Zero d_axis current control (Constant Torque Operation) which is implemented in this model. The transient responses of torque, speed and 3-phase motor current are simulated.
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (44): Permanent Magnet Synchronous Motor Drives Download |
We compare computed temperature distributions using both pdepe and analytical solutions for different geometries (slab, cylinder and sphere). Solids are kept initially at uniform temperature. For t>0, the boundary surface is kept at constant temperature. Results show excellent agreement....
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (46): Determination of dimensionless temperature distribution for a slab, a cylinder and a sphere Download |
Uses the struct in program #27031 to create expressions of Dimensionless Quantities based on user inputs.dimensionless() returns a random dimensionless quantity using a random number of fundamental quantitiesEXAMPLES:Example 1) dimensionless() (answers are random)Example 2) dimensionless(4,1,[111...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): Dimensionless Quantities Download |
***Note***This method of using units is quick and clean. For a more complete version that automatically does dimensional analysis, see the file entitled "Units and Dimensions Suite for Matlab" (See the Acknowledgements section below)*******The units.m function returns a struct containing the SI...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): Simple Units and Dimensions for Matlab Download |
The archive contains sugenotune.m which is used to tune Sugeno-type FIS outputs. The used methods are ldivide, Kalman filter, pseudoinversion, Kaczmarz algorithm, and gradient descent methods. Though the user can supply sugenotune.m with his own methods.Remarks:- FIS with multiple outputs is...
Platforms: Matlab
License: Freeware | Size: 204.8 KB | Download (43): Sugeno-type FIS output tuning Download |