By storing an object's data in a dictionary, you can easily create a Filter class which tests a given object against a set of nested inclusion rules. This works particularly well for database filtering.
Platforms: Windows, Mac, *nix, Python, BSD Solaris
|License: Freeware||Download (27): Generic filter logic strategy Download|
It will compute the Kalman gain and the stationary covariance matrix using a Kalman filter with a linear forward looking model. Requirements: - MATLAB 7 or higher
Platforms: Windows, Mac, *nix, Matlab, BSD Solaris
|License: Freeware||Download (35): Matlab code for the Kalman filter Download|
Easy Filter Applet is a generic filter that allows people like students, scientists, engineers, ... in "image processing" to show their work in a web interface. It's not a static GUI !! -Users can interact with filter's parameters in real time !!The Applet is easy to set up. It allows as many...
|License: Freeware||Size: 307.2 KB||Download (20): Easy Filter Applet Script Download|
It will allow the webmaster to control the rewrite of URLs before the page is loaded.UrlRewriteFilter uses an xml file for configuration. Most parameters can be Perl5 style Regular Expressions or Wildcard Expressions.Here are some key features of "Url Rewrite Filter":dlTE URL Tidyness / URL...
|License: Freeware||Size: 133.12 KB||Download (19): Url Rewrite Filter Download|
This script adds to any html table a "filter by column" feature that enables users to filter and limit the data displayed within a long table. It even works on tables with uneven rows.The script automatically adds a filter grid bar at the top of the desired table. Users can use the following...
|License: Freeware||Size: 51.2 KB||Download (21): HTML Table Filter Generator Download|
This script removes the dollar sign ($) and commas (,) from a a text box. It is useful if you require input of only numbers. You may also modify the script to filter out whatever characters you want.
|License: Freeware||Size: 10 KB||Download (20): Money Filter Download|
This package contrasts and compares the response of SAW correlators to user-specified BPSK codes based upon finger number, carrier frequency, temperature differences, frequency shifts, and substrate. Also included is a SAW filter design module and basic multistrip coupler design module.
|License: Freeware||Size: 102.4 KB||Download (24): SAW Correlator Filter Simulation Tools Download|
This function returns coefficients of Gaussian lowpass filter.Advantages of Gaussian filter: no ringing or overshoot in time domain.Diasadvantage: slow rolloff in frequency domain.Pass SR=sampling rate, fco=cutoff freq, both in Hz, to the function.Coefficients for FIR filter of length L (L always...
|License: Freeware||Size: 10 KB||Download (21): 1D Gaussian lowpass filter Download|
Function: Savitzky-Golay Smoothing and Differentiation Filter The Savitzky-Golay smoothing/differentiation filter (i.e., the polynomial smoothing/differentiation filter, or the least-squares smoothing/differentiation filters) optimally fit a set of data points to polynomials of different degrees....
|License: Freeware||Size: 10 KB||Download (19): Savitzky-Golay Smoothing and Differentiation Filter Download|
Recently needed to see the effects of a CIC decimating filter but realized that with my new license of Matlab, I did not have access to the Filter Design Toolbox. This is a quick attempt at a simulation to re-create the effects of CIC-decimation but without the fixed-point access to the...
|License: Freeware||Size: 10 KB||Download (18): Simulating CIC filtering/decimation without the Filter Design Toolbox Download|
This is a simple demo of a Kalman filter for a sinus wave, it is very commented and is a good approach to start when learning the capabilities of it.
|License: Freeware||Size: 10 KB||Download (22): Kalman Filter Tutorial Download|
DIGITAL FILTER GUI.For more information, visit: http://www.matpic.com
|License: Freeware||Size: 890.88 KB||Download (19): DIGITAL FILTER GUI Download|
Computes the H-infinity optimal causal filter (indirect B-spline filter) for the cubic spline.[INPUT]d: delay[OUTPUT]psi: the optimal filter psi(z) in a TF objectgopt: optimal valueThis file is based on the following paper:M. Nagahara and Y. Yamamoto,H-infinity optimal approxmation for causal...
|License: Freeware||Size: 10 KB||Download (20): H-infinity optimal causal IIR inverse filter for the cubic spline Download|
Derives the transfer function for digital implementation of a first order RC low pass filter and plots the step and frequency response.For details, refer to the post:http://www.dsplog.com/2007/12/02/digital-i...ow-pass-filter/
|License: Freeware||Size: 10 KB||Download (20): Digital implementation of RC low pass filter Download|
In this implementation of tracking a ball, we will track a live ball using Kalman filter. The tracking will switch to autorun mode when the sight of the ball is lost and Kalman will estimate the motion based on it's previous statesThere are two models. One model is a simple simulation of the...
|License: Freeware||Size: 307.2 KB||Download (19): Kalman filter(fixed point version) Download|
The purpose of this tutorial is to illustrate the usage of Kalman Filter by a simple example.The problem: Predict the position and velocity of a moving train 2 seconds ahead, having noisy measurements of its positions along the previous 10 seconds (10 samples a second).Ground truth: The train is...
|License: Freeware||Size: 10 KB||Download (20): An Intuitive Introduction to Kalman Filter Download|
The model describes the Active power Filter for High Voltage DC power Supply. The Active Filter can be used in any other applications also.
|License: Freeware||Size: 10 KB||Download (22): Single Phase Active Power Filter (for High Voltage DC Power Supply) Download|
This function file is basically for Passive Butterworth Filter for Low pass as well as for High Pass. In input it takes the Pass Band Attenuation, Band Stop attenuation, Band Pass Frequency, band stop frequency, and Filter Type. For Low Pass Type is "0" and for High Pass Type is "1".It finally...
|License: Freeware||Size: 10 KB||Download (19): Butterworth Filter Download|
It is a new block simulink signal library called the Phase Filter.The transfert function is F(p)=(1+T1p)/(1+T2p).Students can change parameters T1 and T2 time constants of filter.The phase filter in automatic control is for Corrector block and also in PLL oscillator application.
|License: Freeware||Size: 10 KB||Download (20): New Block Library Simulink called The Phase Filter Download|
MISO_FIRWIENER(N, X, Y) computes the optimal FIR Wiener filter of order N, given any number of (stationary) random input signals as the columns of matrix X, and one output signal in column vector Y.Requires BLOCK_LEVISON.M, also on the file exchange.By Keenan Pepper; uploaded with permission.
|License: Freeware||Size: 10 KB||Download (20): Find optimal FIR Wiener filter for multiple inputs Download|