Sentence examples for visual degrees from inspiring English sources
Using this method of head fixation, we have been able to track the animals' eye positions with an accuracy of less than two visual degrees while they perform behavioral tasks.
A secondary screening procedure was used to exclude those detected microsaccades that were smaller than 0.15 visual degrees and larger than 2 visual degrees.
Images were scaled so that they were approximately 7.5×8 visual degrees on both monitor sizes.
Eyeblinks and large eye movements were then identified by the algorithm of Engbert and Kliegl [66] (velocity threshold = 10 std.; minimum duration = 5 units of time; velocity type = 2; amplitude bigger than 3.33 visual degrees).
These data in monkeys were obtained with relatively small stimuli (3.3 visual degrees), and tests with larger stimuli indicated that stimulus size has a substantial effect on estimated receptive field size [16].
The size of the rectangle containing each stimulus was 8 × 8 visual degrees; visual information for the scenes and the Fourier-scrambled images covered this area entirely, but that was not true for most faces and objects (see Fig. 1).
Invasive x-ray angiography will be interpreted visually by the performing clinician recording the coronary artery dominance, location, and visual degree of all coronary stenoses in all major epicardial coronary arteries (with luminal diameter ≥2.5 mm).
The stimuli used in the experiments varied across a spatial frequency range of 1.2 6 cycles per visual degree (c/deg), with an average frequency of 3 c/deg.
The closest border of the stimulus area was 1 visual degree from the center of the fixation spot, with a small jitter in the vertical stimulus position of maximum 2 degrees from the horizontal midline.
Our measurements of interpatch and interdomain spacing for the cat then also correspond to around 1 visual degree, on average.
Stimuli were projected using a Dukane 8942 ImagePro 4500 Lumens LCD projector onto an in-bore screen with a 45 × 30 visual degree angle.
