The emergence of too many new media in the information age has also brought about trouble complicated information. Every day, people’s eyes are exposed to at least hundreds advertisements. audience’s attention is limited, and number advertisements constantly increasing. public suffers from severe visual fatigue. New can be seen everywhere our daily life. In today’s digital world, people cannot ...

Many organisms use visual signals to estimate motion, and these estimates typically are biased. Here, we ask whether biases may reflect physical rather than biological limitations. Using a camera-gyroscope system, sample the joint distribution of images rotational motions in natural environment, from this construct optimal estimator velocity based on local image intensities. Over most dynamic r...