HPA may refer to:
==Organizations== Harry Potter Alliance, a charity Halifax Port Authority, Canada Hamburg Port Authority, Germany Hawaii Preparatory Academy, a school in Hawaii, US Health Protection Agency, UK Heerespersonalamt, the German Army Personnel Agency 1920-1944 Hollywood Post Alliance, an American trade organization Houston Peace Academy of the Islamic Education Institute of Texas, US Hurlingham Polo Association, UK polo governing body HPA Toucan human-powered aircraft built by Hertfordshire Pedal Aeronauts
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).