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KdTree

Struct KdTree 

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pub struct KdTree { /* private fields */ }
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Efficient KD-Tree implementation for nearest neighbor search

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impl KdTree

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pub fn new(points: &[Point3f]) -> Result<Self>

Create a new KD-tree from a slice of points

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impl NearestNeighborSearch for KdTree

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fn find_k_nearest(&self, query: &Point3f, k: usize) -> Vec<(usize, f32)>

Find the k nearest neighbors using an iterative stack-based traversal.

Uses an explicit Vec stack (LIFO) so that recursion depth is bounded only by available heap memory — not the call stack — making it safe from stack overflows even for very deep or unbalanced trees and when called from rayon worker threads (which have smaller default stacks than the main thread).

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fn find_radius_neighbors( &self, query: &Point3f, radius: f32, ) -> Vec<(usize, f32)>

Find all neighbors within radius using an iterative stack-based traversal.

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