Based on the requirements for Alt. 082 certification, each of 300 images was analyzed by 4 different analysts. The images were shot by 4 different DOCS II SaaS certified camera operators, utilizing 3 different certified camera models.

• DOCS II SaaS operators achieved an average standard deviation of 15 across all smoke schools. The human Standard deviation tends to be ~20.
• DOCS II operators never failed a certification run
• DOCS II operators matched the transmissometer 40% of the time.
• DOCS II operators were within one deviation 43% of the time.
• DOCS II operators were within 2 deviation points 6% of the time.
• Within 3 deviation points only 1% of the time.
• DOCS II SaaS met the requirements of EPA Alt. 082.