Function make_clustered_data

nodedb-vector/src/quantize/pq.rs:375–390

()

    use super::*;

    fn make_clustered_data() -> Vec<Vec<f32>> {
        // 4 clusters in 4D space, 50 points each.
        let mut vecs = Vec::new();
        for cluster in 0..4 {
            let center = cluster as f32 * 10.0;
            for i in 0..50 {
                vecs.push(vec![
                    center + (i as f32) * 0.1,
                    center + (i as f32) * 0.05,
                    center - (i as f32) * 0.1,
                    center + (i as f32) * 0.02,
                ]);
            }
        }
        vecs
    }

    #[test]
    fn encode_decode_roundtrip() {