kratom 1.0.1

Simple neural network library.
Documentation 
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pub fn normalize_vector(a: &mut [f32]) {
    let mean = a.iter().sum::<f32>() / a.len() as f32;
    let variance = a.iter().map(|x| (x - mean).powi(2)).sum::<f32>() / a.len() as f32;
    for i in 0..a.len() {
        a[i] = (a[i] - mean) / (variance + 0.00000001).sqrt();
    }
}