Tag Archives: stereopsis

Seeing the world in three dimensions, fast-but-rough and slow-but-accurate

When we perform a task, there is generally the tradeoff between the time taken to achieve the goal and the quality of the attained result. For example, when we solve a mathematical problem, we can quickly perform

Why does the size of an object look the same despite changes in viewing distance?

Among the things we experience in daily life, nothing appears to be simpler than perceiving the sizes of visual objects. “A large object occupies a large surface area on the retina and looks large. That’s it.”. However,