---
tags:
  - ai
---
Structured sequence of observations

- [Dynamic Time Warping](Dynamic%20Time%20Warping.md)
	- Deterministic
- [Hidden Markov Models](Markov/Markov.md)
	- Stochastic

# Distance-from-Template
- Template
	- Typical feature to look for
	- Filter bank
	- LPC
	- PLP
	- Cepstrum
	- MFCC
- Distance
	- How well test sequence matches template
	- Euclidean
	- Mahalanobis
	- Itakura