Umatilla may refer to:
== Umatilla people and culture == Umatilla people, a Native American tribe from Oregon Umatilla Indian Reservation, an Indian reservation in Oregon Umatilla language, a Native American language from the Plateau Penutian group Confederated Tribes of the Umatilla Indian Reservation, a Native American tribal entity in the U.S. state of Oregon
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).