A Probabilistic Model for Text Categorization: Based on a Single Random Variable with Multiple Values Makoto Iwayama author Takenobu Tokunaga author 1994-10 text Fourth Conference on Applied Natural Language Processing Association for Computational Linguistics Stuttgart, Germany conference publication iwayama-tokunaga-1994-probabilistic 10.3115/974358.974395 https://aclanthology.org/A94-1027/ 1994-10 162 167