A Tree.Trellis Based Fast Search for Finding the N Best Sentence Hypotheses in Continuous Speech Recognition Frank K Soong author Eng-Fong Huang author 1990 text Speech and Natural Language: Proceedings of a Workshop Held at Hidden Valley, Pennsylvania, June 24-27,1990 conference publication soong-huang-1990-tree https://aclanthology.org/H90-1004/ 1990