Fetch (Big) by Tucker McClure

Fetch command useful for SELECT queries on large data sets. (fetch, database, query)

fetch_big(connection, query, varargin)

getargin(args, index, default)

Kernel PCA and Pre-Image Reconstruction by Quan Wang

standard PCA, Gaussian kernel PCA, polynomial kernel PCA, pre-image reconstruction (signal processing, large data, dimension reduction)

K=kernel(X,type,para)

Y=PCA(X,d)

[Y, eigVector, para]=kPCA(X,d,type,para)

semaphore by Joshua Dillon

This mex file provides an interface with the POSIX semaphore functionality. (distributed computing, hpc, interprocess communic...)

semaphore.m

Fast Gene Sequence Search for Very Large Data File by Binlin Wu

Search for a specific sequence and record a neighboring code sequence with an offset position. (biotech, read data, search)

seqSearch(f,nHL,targSeq,lc,offset,M,sFlag,fs)

main.m

sharedmatrix by Joshua Dillon

SHAREDMATRIX Allows any Matlab object to be shared between Matlab sessions (w/o using file I/O). (distributed computing, large data, shared memory)

S=whosshared(HEXOUTPUT)

SharedMemory_install

test

Large Data in MATLAB: A Seismic Data Processing Case Study by Stuart Kozola

These are the files used in the webinar on Feb. 23, 2011. (seismic, segy, large data)

Large Data in MATLAB: A Case Study in Seismic Data Processi...

Seismic Migration Example - Fault Model

fm2d(v,model,nz,dz,nx,dx,nt,dt)

Manipulação de Grande Quantidade de Dados no MATLAB by Elia Matsumoto

Demo files from the the webinar 'Manipulação de Grande Quantidade de Dados no MATLAB' (webinar, portugues, matlab)

growing_by_index(n)

pre_allocation(n)

largedataset_script.m

Watch memory allocation by Michael Agostini

A plot utility which shows the total memory allocated in MATLAB as a function of time. (large data, utility, memory)

watchMalloc(varargin)

Handling Large Data Sets Efficiently in MATLAB by Stuart McGarrity

Handling Large Data Sets Efficiently in MATLAB® (memory, 3gb, lareg data)

varray=makevarray(filename,format)

y=ramsize

create_waferdata.m