The 9mm magazines are transparent plastic, allowing the number of available rounds to be determined visually.

The locations of peaks in the amplitude histograms were determined visually, making use of an interactive computer routine.

In CASP experiments, main chain regions and side chains selected for sampling were determined visually using interactive computer graphics.

Mode 0 MaxiCodes can be visually determined by examining the two horizontal hexagons in the upper right-hand corner.

It can be visually determined by counting the minimum number of edge crossings of a ray from the center to infinity.

We listed the five most common plant species at each site (determined visually) and scored sites for vegetation types indicative of moisture.

In the vast majority of lower-level meets, false starts are determined visually by the officials.

But Senator Penn, who is black, told the chiefs, who are white, that in most cases, the race of the driver could be determined visually.

Despite being blind, both members have made observations that are usually determined visually like another's physical appearance, this seems to be done through their enhanced sense of smell in some way.

The brand suggests an association with slavery, though Walker's status or racial identity can't be determined visually.