A system that can enable clinical trial compliance determination by viewing sequences of images captured during an event is disclosed. For example, the innovation can employ captured event sequences to enable a subject or third party to assess a subject's actions related to a medical trial. The capture of event sequences can be triggered based upon sensory data, radio frequency identification (RFID) data, pattern recognition data, etc. The system also provides mechanisms to locate images or sequences, playback images or sequences or images as well as to set compliance parameters associated with a particular clinical trial.