Or even just Stupid Backoff[1]: If you can't find anything of length N, try N-1 but lower the probability by a fixed ratio (0.4). [1] Page 2, equation 5 of htt

Or even just Stupid Backoff[1]: If you can't find anything of length N, try N-1 but lower the probability by a fixed ratio (0.4). [1] Page 2, equation 5 of https://www.aclweb.org/anthology/D07-1090.pdf#page=2 https://www.aclweb.org/anthology/D07-1090.pdf#page=2