Re: Reducing memory for big data sets
- To: mathgroup at smc.vnet.net
- Subject: [mg57899] Re: Reducing memory for big data sets
- From: "Jens-Peer Kuska" <kuska at informatik.uni-leipzig.de>
- Date: Sun, 12 Jun 2005 04:34:21 -0400 (EDT)
- Organization: Uni Leipzig
- References: <d8e5di$gr8$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Hi, no, Mathematica use (at least) 32 bit integers and there is no data type for bytes, short int or what ever. Regards Jens "Maximilian Ulbrich" <mulbrich at berkeley.edu> schrieb im Newsbeitrag news:d8e5di$gr8$1 at smc.vnet.net... > Hi, > > I have a big data set of 128*128*1000 points to > evaluate (a series of > images, and I plan to use 256*256*1000 as > well...). > When I read the data into Mathematica from text > files, MemoryInUse[] > says about 300MB are used. However, my images > consist of only about > 16.000.000 data points of 1 byte or 2 bytes for > other data sets. > > Is it possible to make Mathematica reduce the > used memory by storing the > data in another format maybe? > > Thanks, > Max >