By analyzing each identity marker as an individual characteristic, we ignore the effect of the interconnection of these markers.

Some argued that, even though the outline and instructions were mass-produced, each painting had individual characteristics, depending on how the paint was applied.

By the 5th century, individual characteristics can easily be discerned.

Then the researchers construct personalised footwear using rapid manufacturing technologies to match individual characteristics.

Sometimes this variance seems to be a result of individual characteristics (for instance, sometimes increases with learning).