Sentence examples for blank fixation from inspiring English sources

During LOC localization runs, subjects viewed 16-second epochs of various image types (see above), interleaved with 16 second epochs containing a blank fixation screen.

The duration of this flickering stimulus was 16 s and alternated with blank fixation periods (also 16 s); this cycle repeated twenty times during an individual scan.

The blank fixation screen was followed by the visual search display, which consisted of a (non-salient) target appearing either alone or with a non-salient or salient distractor.

The stimuli alternated between photographs ('Si') and circular fractals ('Sd'), with a short blank fixation interval between each stimulus.

Surprisingly, the interface looks blank, when conventional fixation by glutaraldehyde (GA) solution for transmission electron microscopy is used.

Linear contrasts of the first-order terms against a baseline (6 seconds rest epoch, blank screen with fixation cross) were performed.

The stimuli were flashed for 200 ms each, but in contrast to condition I-AM the stimuli this time were separated by a blank screen (with fixation cross) lasting 400 ms (Fig. 1 a, fourth row).

Then a black fixation cross was presented on a blank screen for 1 sec before the task started.

Then a black fixation cross was presented on a blank screen for 1 sec and it was followed by four faces (all in frontal view); one face always belonged to the memorized set and 3 faces were new ones.

We also included a blank screen during visual fixation and a static field of dots during fixation to measure the spontaneous activity and baseline visual response of the neurons, respectively.

Each trial started with a blank screen with a fixation cross positioned centrally in the top half of the screen, in the position where the actors head would be (see Figure 4B).