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cv.jit.stddev External Computes the standard deviation of the incoming matrices.
Computes the standard deviation of the incoming matrices. The standard deviation is simply the square root of the variance, so the same result can be obtained with cv.jit.variance and a jit.op object. The standard deviation is a measure of how much sample values vary from the mean, or in other words, how wide the distribution on either side of the mean is. About 65% of sample values fall within one standard deviation of the mean, whereas 95% are within twice that value. This measurement is very useful when it comes to setting bounds or threshold values, for instance in a background subtraction operation. If the mean value of a background pixel is 50, and the standard deviation is 10, then a pixel valued at 80 would be considered foreground. However, if the standard deviation is around 30, there is a good chance that it belongs to the background.
cv.jit.touches Abstraction Track greyscale/binary image regions.
cv.jit.touches uses the meanshift algorithm to track blobs in a greyscale or binary image. The object was designed to be used in the context of multi-touch interfaces (hence the name) but it can also be used in other situations, such as overhead tracking of people in a space.
cv.jit.variance External Calculates the variance of the input matrices. The variance is defined as the average of the square of the sample values minus the mean.
ej.4m.js Javascript (js) Calculate minimum, mean, median and maximum on an int/float stream
ej.mmmm Javaclass (mxj) calculate minimum, mean, median and maximum
calculate minimum, mean, median and maximum on a stream of values. Faster version of js ej.4m
gak External genetic algorithm kit
the genetic algorithm toolkit is meant to be a quick way to incorporate genetic algorithms into max projects. you can either create the child's genetic material yourself (manually or randomly), or pass two parent sequences (in the form of a max list) to the gak object. you can then select how you'd like to manipulate this genetic material from a variety of processes (crossover, reverse, shift, transposition & increment/decrement) yourself, or allow the gak to make the decisions for you.

note that if you don't pass new parent sequences (or randomly/manually generate a child sequence) the next time around, the new parents will both be clones of the child. also note that gak only creates one child, but you can hook up a bunch of them if you really want a gaggle of children. then it's up to you to select which one you like best for the next generation.

many thanks to anthony palomba for the windows port.
gate~ External Switch input to different output signals
Switch input to different output signals. The gate~ object is a version of the Max gate object for signals. It takes an argument for number of outputs (one is the default) and lets you route an incoming signal by sending an int to its left inlet. If there is more than one input, gate~ shuts off all outputs except the one you select, where 1 selects the left outlet, 2 selects the next one to the right, etc. gate~ can also control the activation or deactivation of part of a signal processing network. For an example, see the begin~ help file. Note: "shutting off" a signal means disconnecting it from a gate~ output and outputting a zero signal instead. This is different from the behavior of the Max gate object.
gestalt External Inquire about current system
The gestalt object uses the Macintosh function Gestalt to return information about the current hardware and software. For a list of Gestalt selectors and responses consult Apple developer documentation. On Windows, this function is emulated, and may consequently report slightly different, though meaningful, information.
av.jit.iidc External Get full access to any IIDC compliant camera (all firewire camera that are not a cam-corder).
Get full access to any IIDC compliant camera (all firewire camera that are not a cam-corder). That means that you have accurate control of all the parameters directly from Max (no need to open a settings window). It gives access to all Format especially to Format 7 what is not possible with Quicktime wrapper.
jb.mean Abstraction calculate the mean of a list with n% trimmed
jit.3m External Report min/mean/max values
The jit.3m object reports the minimum, mean, and maximum values for each plane of a given input matrix as lists of sizeplanecount, one value for each plane. The list of minimum values are sent out the left outlet of the object, the list of mean values are sent out the middle outlet, and the list of maximum values is sent out the right outlet.
jit.alphablend External Use the alpha channel of one image to blend two images together
The jit.alphablend object uses alpha channel (plane 0) of the input matrix in the left inlet as a per-cell crossfade value, and crossfades between the input matrices in the left and right inlets. In mode 0, a low value means more of the right input matrix, while a high value means more of the left input matrix. In mode 1, a low value means more of the left input matrix, while a high value means more of the right input matrix.
jit.roy External Convert image to halftone image
The jit.roy object is a halftone screen emulator. It takes an input matrix and splits it into a grid. Each element in the grid is then replaced by regions of a second matrix based on the mean value of each slot in the grid. The second matrix (which defines the halftone screen) is a series of submatrices set next to one another along a horizontal axis. These matrices replace regions of the first matrix in ascending order.
jmod.cuelist Jamoma Module a module to control bridged modules by means of a text format cue script.
justy External Justy turns any frequencies into just-intuned ones relative to a base frequency
Justy is a simple way to get started with Just Intonation.



Given the base b, ratio limit m, and an input frequency i, justy calculates the frequency closest to i in the m-limit scale.



Limit here means an odd-limit scale as defined by Harry Partch and others.



For more information on Just Intonation, visit the Just Intonation Network at http://www.justintonation.net

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Libraries
EAMIR - the Electro-acoustic Musically Interactive Room
debug: SELECT prenom, nom FROM auteurs RIGHT JOIN auteur_libraries USING (id_auteur) WHERE auteur_libraries.id_library='133'V.j. Manzo The EAMIR project is an open-source effort to enable educators with technology for music education. Software is designed around a common configuration which can be easily implemented by music educators around the world by downloading source code and standalone applications through eamir.org.

Users who understand programming can edit the source code and post their new source and standalone applications back to the site for the EAMIR community to use.

Much of the EAMIR software is also designed to allow students with physical and mental disabilities to create meaningful music using interfaces that are accessible to their needs.


The EAMIR SDK allows users to easily create their own EAMIR-like applications by connecting preassembled interface modules to musical modules. The interfaces include cameras with color tracking, guitar hero controllers, wii remotes and devices, dance dance revolution pads, and other gaming controllers as well as traditional MIDI instruments like keyboards.

created by V.J. Manzo
www.vjmanzo.com | www.eamir.org
Jitter
debug: SELECT prenom, nom FROM auteurs RIGHT JOIN auteur_libraries USING (id_auteur) WHERE auteur_libraries.id_library='11' Cycling74 Jitter is a set of 135 brilliant new video, matrix, and 3D graphics objects for the Max graphical programming environment. The Jitter objects extend the functionality of Max4/MSP2 with flexible means to generate and manipulate matrix data -- any data that can be expressed in rows and columns, such as video and still images, 3D geometry, as well as text, spreadsheet data, particle systems, voxels, or audio. Jitter is useful to anyone interested in real-time video processing, custom effects, 2D/3D graphics, audio/visual interaction, data visualization, and analysis
SFA Max/MSP Library
debug: SELECT prenom, nom FROM auteurs RIGHT JOIN auteur_libraries USING (id_auteur) WHERE auteur_libraries.id_library='172'Stefano Fasciani The SFA-MaxLib is a collection of Max/MSP objects developed in the context of the VCI4DMI. It includes functions and utilities in the form of FTM externals, FTM abstractions and Max abstractions. FTM is a shared library for Max/MSP developed by IRCAM, which provides a small and simple real-time object system and a set of optimized services to be used within Max/MSP externals.

List of FTM Externals: sfa.eig - eigenvalues; sfa.inputcombinations - combination generator; sfa.levinson - levinson-durbin recursion; sfa.lpc2cep - lpc to cepstra conversion; sfa.rastafilt - rasta filter; sfa.rmd - relative mean difference; sfa.roots - polynomial roots;

List of Abstractions: sfa.bark.maxpat - energy of the Bark bands from time domain frame;sfa.bark2hz_vect.maxpat - Herts to Bark conversion;sfa.barkspect.maxpat - energy of the Bark bands from spectrum; sfa.ceil.maxpat - ceil function; sfa.featfluxgate.maxpat - gated distance on stream of feature vectors; sfa.fft2barkmx.maxpat - utility sub-abstraction of sfa.bark; sfa.fft2barkmxN.maxpat - utility sub-abstraction of sfa.barkspect; sfa.hynek_eq_coeff.maxpat - hynek equalization coefficients; sfa.hz2bark.maxpat - Hertz to Bark conversion; sfa.hz2bark_vect.maxpat - Hertz to Bark conversion for vectors; sfa.hz2mel.maxpat - Hertz to Mel conversion; sfa.idft_real_coeff.maxpat - utility sub-abstraction of sfa.rasta-plp; sfa.maxminmem.maxpat - minimum and maximum of a stream of data; sfa.mfcc.maxpat - MFCC coefficients; sfa.modalphafilter.maxpat - 1st order IIR lowpass on a stream of vectors; sfa.nonlinfeqscale.maxpat - linear spectrum to Bark or Mel scale conversion; sfa.rasta-plp.maxpat - PLP and RASTA-PLP coefficients; sfa.spectmoments.maxpat - 4 spectral moments (centroid, deviation, skewness, kurtosis); sfa.3spectmoments+flatness.maxpat - 3 spectral moments (centroid, deviation, skewness) and the spectral flatness; sfa.spectralflux.maxpat - spectral flux on stream of spectrum vectors; sfa.spectralfluxgate.maxpat - gated spectral flux on stream of spectrum vectors; sfa.std.maxpat - standard deviation; sfa.win_to_fft_size.maxpat - smaller FFT size given frame size; sfa.GCemulator.maxpat – 3D gestural controller emulator;
v001
debug: SELECT prenom, nom FROM auteurs RIGHT JOIN auteur_libraries USING (id_auteur) WHERE auteur_libraries.id_library='106'--/// Vade v001 is meant to help bring a structured method for building modular and reusable performance patches for Max/MSP and Jitter - it isnt a complete low level programming system, rather an immediately useful set of pre-made objects and patching methodologies for building modules and automatically creating dynamic and scriptable user interfaces.

4855 objects and 135 libraries within the database Last entries : December 23rd, 2023 Last comments : 0 0 visitor and 47196764 members connected RSS
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