Refine by Product

Refine by Time Frame

image thumbnail

updated 2 months ago

Data Acquisition Toolbox Support Package for National Instruments NI-DAQmx Devices by MathWorks Data Acquisition Toolbox Team

Acquire and analyze data from NI-DAQmx DAQ devices (nidaqmx, mydaq, elvis)

image thumbnail

updated 11 months ago

Content Based Image Retrieval by Chez

Simple content based image retrieval for demonstration purposes. Either using knn or classification (image retrieval, content based image r..., classification)

L1(numOfReturnedImages, queryImageFeatureVector, dataset)

L2(numOfReturnedImages, queryImageFeatureVector, dataset,...

[obj, overall]=confMatPlot(confMat, opt)

image thumbnail

updated 1 year ago

Face Recognition Software by Omid Sakhi

Face recognition software using Hidden Markov Models (HMM) and SVD features for education and study. (face recognition soft..., face recognition code, svm)

facerec(filename,myDatabase,minmax)

gendata()

getcam()

image thumbnail

updated 11 months ago

DWT - SVD robust and secure watermarking scheme by Chez

Watermarking scheme based on DWT and SVD techniques. (watermarking, tamperproofing, steganography)

image thumbnail

updated 4 months ago

Real Time Microphone and Camera data acquisition and audio-video processing by Theodoros Giannakopoulos

This Matlab-code is a demo for real-time audio and image processing. (audio processing, video processing, camera)

realTimeMic(duration, nBlocks, useVideo)

zcr(signal,windowLength, step, fs);

image thumbnail

updated 6 months ago

Data Acquisition Toolbox Support Package for Digilent Analog Discovery Hardware by MathWorks Data Acquisition Toolbox Team

Support Package Installer File that works with Support Package Installer (digilent, analog discovery, potw)

image thumbnail

updated 10 months ago

Morphological Shared-Weight Neural Network for Face Recognition by Ethan Png

MSNN has the ability to learn feature extraction and perform classification at the same time. (image analysis, msnn face recognition...)

...

[W,Z,O,E]=msnn1(t,xcell,noHidCells,lrate,epoch)

[WX,ZX,O,E]=msnn2(t,xcell,noHidCells,lrate,epoch)

image thumbnail

updated 2 years ago

Equalizer, audioplayer, GUI by Maxim Vedenyov

Possible to change equalizer during playing (equalizer, eq, dsp)

[b a]=get_high_shelving_filter(g,Q,f,Fs)

[b a]=get_low_shelving_filter(g,Q,f,Fs)

[b a]=get_peak_filter(g,Q,f,Fs)

image thumbnail

updated 2 years ago

MOTION DETECTION IN LIVE VIDEO STREAM by vishal rana

live data is acquired and analyzed to calculate any motion and latest image is storded. (motion, detection, survillence system)

MOTION(varargin)

image thumbnail

updated 8 years ago

Sound Level Meter by Douglas Lanman

Implements real-time spectrum analyzer and displays decibel level. (spectral analysis, sound level meter, decibel meter)

SLM

analyzeSignal(x,Fs)

estimateLevel(x,Fs,C)

image thumbnail

updated 8 years ago

Speech Analysis using LPC by Tan Chin Luh

A GUI for Speech Analysis using LPC (audio processing, video processing, lpc)

simplelpcgui(varargin)

image thumbnail

updated 5 months ago

Data Acquisition Toolbox Support Package for Windows Sound Cards by MathWorks Data Acquisition Toolbox Team

Acquire and anlayze sound data from MATLAB (sound card)

image thumbnail

updated 3 years ago

MATLAB sound - code example by Steven Kolak

MATLAB sound code example - acquiring audio data into MATLAB (audio processing, video processing, sound matlab audio ac...)

sound_acquisition.m

image thumbnail

updated 4 years ago

Test and Measurement Seminar Demos by Michelle Hirsch

Source code for Test and Measurement Seminar Demos, including electronic throttle body case study. (example, application, data acquisition)

ConfigureTrigger(ai,TriggerDelay,TriggerRange,TriggerCond...

CreateAI(filename,vendor,boardid,channels);

CreateDIO(vendor,boardid,channels);

image thumbnail

updated 10 months ago

Brain-Machine Interface (BMI) based on Electroencephalography (EEG) by Eduardo

Real-Time Discrete Wavelet Transform and ANFIS classifier for Brain-Machine Interface based on EEG (signal processing, biomedical engineerin..., brainmachine interfac...)

[Coeffs,L]=wtAnalysis(data,level,wName,Fs,plotv)

adc_interrupt(event)

bmi_three_channels.m

image thumbnail

updated 2 years ago

Waveform Generator GUI 2 by Maxim Vedenyov

Generate waveformed signal and play it. Interactive GUI with movable datapoints. (awg, waveform, dsp)

[a b]=calulate_harmonics(nh,T,x,y,cs,sn)

add_to_buffer(src,eventdata,Fs,ao,po,pso,ic)

open_device(po,Fs,ic,nblocks,margin)

image thumbnail

updated 2 years ago

American Sign Language Detection using PCA and LDA by Neeraj

Provides scripts for testing the two algorithms as well as testing real time input. (american sign languag..., pca, lda)

ASLfisher(ImgMat,V_PCA,nRows,nColumns,omega,Class_number,...

ASLsvm(cAlpha,nTrainingSamples,InImWeight,omega)

ASlknn(cAlpha,nTrainingSamples,InImWeight,omega)

image thumbnail

updated 5 years ago

GUI FOR CONTROLLING ROBOT by Ketan Chhaniyara

This file contains the matlab code needed for building a GUI for controlling the robot through a PC. (gui, conrol panel, robo)

robo_ctrl_panel(varargin)

image thumbnail

updated 5 years ago

Intruder Detection and Recording by David Leffingwell

Intruder detection and recording with live video and audio display. (example, application, motion sound detectio...)

intruderdetection(logName, secondsToRecord, silentAlarm)

image thumbnail

updated 8 years ago

Joystick Adaptor 4 axis & Buttons by Uros Mali

Access to the installed Joysticks from MATLAB. (example, application, jostick)

DemoJoy.m

image thumbnail

updated 7 years ago

DAFX Toolbox by Dominik Wegmann

Advanced visualization and basic effect processing of recorded, generated or loaded audio data (audio processing, video processing, audio effects)

ERBFilterBank(x, fcoefs)

ERBSpecdata(Fig,dat,fs,left,bottom,width,height,undock)

InitPeakEQ(stAlgo)

image thumbnail

updated 4 years ago

Sonar Demo by Robert Bemis

Sonic distance measurement using Windows sound card for data acquisition. (example, application, daq)

sonar_anal(fig)

tof(varargin)

image thumbnail

updated almost 13 years ago

Joystick Adaptor by Sherryl Radbil

Access to the Joystick through the game port from MATLAB. (example, application, daq)

game.m

image thumbnail

updated 4 years ago

Real time octave analysis by Michelle Hirsch

FFT and 3rd octave display of an incoming analog input signal. (example, application, daq)

demoai_acoustic(varargin)

oct3bank(x);

oct3dsgn(Fc,Fs,N);

image thumbnail

updated 3 years ago

Realtime audio input by Trevor Agus

Realtime audio input, flexible and glitch-free. (realtime, audio, signal processing)

samples=tgrabaudio(N, varargin)

image thumbnail

updated 1 year ago

Data Acquisition Toolbox Support Package for Digilent Analog Discovery hardware (R2012a / R2012b) by MathWorks Data Acquisition Toolbox Team

Analog Input/Output (foreground clocked/non-clocked) support for Digilent Analog Discovery. (daq, voltage, analog discovery)

daq.di.setup.daq_digilent_waveforms_installer(downloadDir...

daq.di.setup.daq_digilent_waveforms_uninstaller

daq.di.utility.throwOrWarnOnStatus( digilentStatusCode )

image thumbnail

updated 4 years ago

EQUALIZER by Jiro Doke

Equalizer GUI for winsound (audio processing, video processing, analog input)

equalizer

image thumbnail

updated 3 years ago

Data acquisition into Simulink - example model by Steven Kolak

Data acquisition into Simulink - example model (spectral analysis, data acquisition, simulink data acquisi...)

data_acquisition_Simulink

image thumbnail

updated 11 years ago

3D Waterfall Plot Demo by Daniel S. Lee

Acquires data from a sound card and displays live FFT and waterfall plots. (example, application, data acquisition tool...)

daqwaterfall(varargin)

image thumbnail

updated 2 years ago

Live audio stream analyser and voice coach by Steve Lawrence

A program that uses 'analoginput' to create a live audio stream, which is analyzed in real-time. (singing, coach, signal processing)

liveon.m

image thumbnail

updated 3 months ago

Measurement of Loudspeaker Frequency Response with Matlab Implementation by Hristo Zhivomirov

Frequency response measurement of a loudspeaker. (audio, measurement)

Freq_Response.m

StrobeChoice.m

image thumbnail

updated 4 years ago

MATLAB Code Example- 24 bit Digital Output using NI USB-6501 by MathWorks Data Acquisition Toolbox Team

Controlling Digital Output from MATLAB (code example, digital ouput, ni usb6501)

digitalout.m

image thumbnail

updated 4 years ago

Real-time DAQ and sound card visualization by Nizar Ouarti

Read analog signal coming from a daq or a sound card. Display the data in real-time or at the end. (daq, sound card, visualization)

daq_sound_card.m

image thumbnail

updated 1 year ago

Getting Started with NI myDAQ by MathWorks Data Acquisition Toolbox Team

Code example for acquiring data into MATLAB using myDAQ hardware (mydaq, data acquisition, ni)

mydaq_gettingstarted.m

image thumbnail

updated 3 years ago

speech oscilloscope by Maxim Vedenyov

Synchronized continuous display of waveform of your speech from microphone. (speech, oscilloscope, microphose)

hpcb

lpcb

pau

image thumbnail

updated almost 3 years ago

MATLAB Support Package for Vernier SensorDAQ by MathWorks Classroom Resources Team

MATLAB library for reading Vernier sensors using SensorDAQ hardware (support package, vernier, sensordaq)

sdaq.addAnalogInput( sessionobj, channel, devicename, type )

sdaq.addAnalogOutput( sessionobj, devicename )

sdaq.addCounter( sessionobj, devicename, type )

image thumbnail

updated 4 years ago

Data Acquisition Start/Stop Button by Michelle Hirsch

Adds a stop/start button to a data acquisition applications. (example, application, daq)

daqstopbutton(fig,obj,varargin);

image thumbnail

updated 4 years ago

Audio Spectrum Analyzer by Robert Bemis

Simulink model and Data Acquisition Toolbox analyze streaming audio from Windows soundcard. (example, application, data acquisition)

dspstfft_daq

image thumbnail

updated 4 years ago

Acoustic Tracker (Updated) by Michelle Hirsch

Demonstrate using the Data Acquisition Toolbox to build an application. (example, application, acoustic)

configurewhereisit(fo)

decaycurvefit(x,y1,y2)

makeasound(varargin)

image thumbnail

updated 2 years ago

DAQ Recoder by duk

This program developed to record AI signals like EEG or EMG. Almost NI Card was supported. (ni card, usb, ai)

DAQ_Recoder(varargin)

daq2mat(fname)

image thumbnail

updated almost 2 years ago

SCOPE: interactively tabulate SEER excel variables by Rex Cheung

This takes SEER excel column data interactively, tabulate them, write back in table format. (data import, data export, optimization)

output=xls2tabulate2xls(xlsfilename)

image thumbnail

updated 1 year ago

Pre-trigger Data Capture and Custom Triggering by Isaac Noh

An example of pre-trigger data capture and custom triggering using the session-based interface. (data acquisition, daq, acquisition)

sw_pretrigger_session

image thumbnail

updated 9 months ago

Generation of Audio Test Signals with Matlab Implementation by Hristo Zhivomirov

Generation of sine wave, square wave, chirp, sinc, white and pink noise via sound card. (measurement, signal processing, physics)

AOChirpRepeate(f1, f2, Fs, endtime, r, p)

AOPinkNoiseRepeate(Fs, endtime, r, p)

AOSincFullRepeate(f0, Fs, endtime, r, p)

image thumbnail

updated 4 months ago

TDMS DAQmx Raw data reader by Tao Lan

TDMS DAQmx Raw data reader with pure matlab script (tdms, pxie6368, daqmx)

tdmsinfo.m

tdmsreader(tdmsfilename, channel, datalen)

image thumbnail

updated 5 years ago

DaqControl - Data Acquisition Session with MCC DAQ card by Shmuel Ben-Ezra

User-friendly interface helps you perform basic operations with a data acquisition card. (data import, gui, measurement)

DaqControl(varargin)

image thumbnail

updated 8 years ago

Nova - Mod Environment by Cristian Zambelli

Complete Tools System for Sound Processing (audio processing, video processing, sound gui signal math...)

image thumbnail

updated 2 years ago

vibrating string simulator by Maxim Vedenyov

Possible to set inital position, velocity, friction. (vibrating string, simulator, realtime)

a=to_limits_2(a,L1,L2)

add_to_buffer(src,eventdata,Fs,ao,pso)

audio_only(handles)

image thumbnail

updated 1 year ago

Wave Player Visualizations (Geek) by Suraj Kamya

Kviz_playerV1 is Kamya Visualization music player Version 1 have a number of Geek Visz (3D-also) (music player, visualization, sound processing)

Kviz_Player_V1(varargin)

image thumbnail

updated 4 years ago

Interfacing to External Devices from MATLAB by Michelle Hirsch

A collection example code for interfacing to external devices (example, application, data acquisition)

daq_session.m

demoimaq_Acquisition.m

fcngen_simple.m

image thumbnail

updated 7 years ago

Continuous Microphone Spectrum by Nathir Rawashdeh

Continuously show the updated frequency spectrum of the microphone signal (data import, data export, microphone data acqui...)

SoundCardData.m

Contact us