There is no CRF here? Why

[yishen-zhao]

System information

• OS Platform and Distribution (e.g., Linux Ubuntu 16.04):
• Python version:
• NumPy version:

Describe the current behavior

Describe the expected behavior

Code to reproduce the issue

Other info / logs

[ddbourgin]

Because I haven't implemented any yet :) If you would like to contribute a CRF model, I would be happy to consider it!