"Estimating Flight Characteristics of Anomalous Unidentified Aerial Vehicles"

"Unidentified Aerial Phenomena (UAPs) partially identified as being unknown anomalous aircraft, referred to as Unidentified Anomalous Vehicles (UAVs) or Unidentified Flying Objects (UFOs)"

Are you referring to the use of a commonly accepted initialism, 'UAV', as them 'begging the question'? Otherwise, it took about 33% of the paper for them to use the word "vehicles".

Don't be that guy.