pub fn vwmacd_batch_slice(
close: &[f64],
volume: &[f64],
sweep: &VwmacdBatchRange,
kern: Kernel,
) -> Result<VwmacdBatchOutput, VwmacdError>pub fn vwmacd_batch_slice(
close: &[f64],
volume: &[f64],
sweep: &VwmacdBatchRange,
kern: Kernel,
) -> Result<VwmacdBatchOutput, VwmacdError>