Tag Archives: clustering

Clustering and Perception

By Raelifin | Published: June 20, 2011

Rysade asks: What does clustering have to do with perception? All it takes is a question! To start, let’s take a functioning neural net (never mind how it learned), which is a well understood perceptual system. In a NN, each “neuron” is hooked to a bunch of others by weights. As the other neurons activate [...]

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K-Means Clustering in J

By Raelifin | Published: May 26, 2011

Perception is essentially the problem of extracting high-level patterns from large amounts of raw-data (from sensors). Correctly recognizing the pattern/shape “dog” in a bitmap is one example of a tricky perceptual task. Note that the symbol “dog/not dog” is much less information than the raw image data. This compression is vital for being able to [...]

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