error_predictive_learning::utils

Function cmp

Source 
pub fn cmp<F, G>(n: u32, start: f64, end: f64, f: F, g: G) -> f64
where
    F: Fn(f64) -> f64,
    G: Fn(f64) -> f64,
Expand description

Compares two functions of a single variable.

Examples found in repository?
examples/cos_sin.rs (lines 4-6)
3pub fn lin(ws: &[f64]) -> f64 {
4    utils::cmp(20, 0.0, 6.283185307179586,
5        |x| x.sin(),
6        |x| (x + ws[0]).cos())
7}
More examples
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examples/test.rs (lines 4-6)
3pub fn lin(ws: &[f64]) -> f64 {
4    utils::cmp(20, 0.0, 6.283185307179586,
5        |x| x.sin(),
6        |x| (x - 0.25 * ws[0]).cos())
7}
examples/lin.rs (lines 4-6)
3pub fn lin(ws: &[f64]) -> f64 {
4    utils::cmp(20, 0.0, 10.0,
5        |x| 0.12345678987654321 - 9.876543210123456789 * x,
6        |x| ws[0] + ws[1] * x)
7}
examples/xsin.rs (lines 4-6)
3pub fn lin(ws: &[f64]) -> f64 {
4    utils::cmp(20, 0.0, 10.0,
5        |x| x * (0.123456789 + x).sin() - 9.87654321,
6        |x|  x * (ws[0] + x).sin() - ws[1])
7}
examples/quad.rs (lines 4-6)
3pub fn lin(ws: &[f64]) -> f64 {
4    utils::cmp(20, 0.0, 10.0,
5        |x| 0.123456789 - 9.87654321 * x + 0.123456789 * x * x,
6        |x| ws[0] + ws[1] * x + ws[2] * x * x)
7}