Tag Archives: Photoshop

What is an eigenvector?

The eigenvectors of a matrix summarise what it does. Think about a large, not-sparse¬†matrix. A lot of computations are implied in that block of numbers. Some of those computations might overlap each other—2 steps forward, 1 step back, 3 steps … Continue reading

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Vectors

Vectors, concretely, are arrows, with a head and a tail. If two arrows share a tail, then you can measure the angle between them. The length of the arrow represents the magnitude of the vector. The modern abstract view is … Continue reading

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