mel-0.2.1 doesn't have any documentation.
mel
status: working. needs more tests. needs better documentation. needs refactoring. api still in flux.
convert scalars and vectors from hertz to mel scale. written in rust
useful for transforming a power spectrum vector into a smaller and more meaningful representation.
to use add mel = "*"
to the [dependencies] section of your Cargo.toml and call extern crate mel; in your code.