MathGroup Archive 2003

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Memory leak

  • To: mathgroup at smc.vnet.net
  • Subject: [mg45123] Memory leak
  • From: "Jagadeesh Balam" <jagadeesh29 at hotmail.com>
  • Date: Wed, 17 Dec 2003 07:54:38 -0500 (EST)
  • Sender: owner-wri-mathgroup at wolfram.com

Hello,
I am working on large data, where I have to assign around 3000 2-D points to 
around 20 code vectors(2-d) points based on nearest neighbor rule. This is 
the classic vector quantization problem. But the problem is in each 
iteration there is a memory leak of around 30MB(very costly) and my machine 
freezes after a few iterations. I tried to use the 'clean slate' package but 
it takes eons to clean the memory. I am using the computational geometry 
package for this. Did anyone come across such a problem and tackle it 
successfully? Thanks in advance for your suggestions.

Jagadeesh

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