Morton (Z-order) curves and bottom-up Binary Radix tree construction
ajegorovs
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Morton (Z-order) curves and bottom-up Binary Radix tree construction
589 просмотров · 1 год назад
ajegorovs
145 подписчиков
589 просмотров · 1 год назад
In this video we will discuss:
why we need data structure accelerators- binary trees, quadtrees
how to use Morton (Z-order) curve to impose order and structure to our data
top-down binary radix tree construction based on Morton encoding
bottom-up (parallel) version
practical demonstration
0:00 Motivation
2:26 Binary Tree
3:40 Quadtree
7:00 Space-filling curves: toy example
10:20 Space-filling curves: Peano, Hilbert
16:05 Space-filling curves: Morton curve
22:45 Top-Down radix tree construction
28:00 Bottom-up radix tree construction
48:40 Example with particle sim
50:10 GG bois!