TY - RPRT TI - Rocket Launch Detection with Smartphone Audio and Transfer Learning AU - Popenhagen, Sarah K. [University of Hawai’i at Mānoa, Honolulu, HI (United States)] (ORCID:000900083512718X) AU - Takazawa, Samuel Kei [Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)] (ORCID:0009000913484757) AU - Garcés, Milton A. [University of Hawai’i at Mānoa, Honolulu, HI (United States)] (ORCID:0000000227683812) PY - 2025 DO - 10.3390/signals6030041 UR - https://www.osti.gov/biblio/2585361 ID - 2585361 ER -