[Answer] What is a contrast?

Quesiton : What is a contrast?

Answer: Most reliable means of detection because they use changes in established profiles

Most relevent text from all around web: What is a contrast? Tue Jan 06 2015 · a person or thing that is strikingly unlike in comparison: The weather down here is a welcome contrast to what we're having back home. opposition or juxtaposition of different forms lines or colors in a work of art to intensify each element's properties and produce a … distinction or emphasis of difference by comparison of opposite or dissimilar things qualities etc (esp in the phrases by contrast in contrast to or with) 2. a person or thing showing notable differences when compared with another Contrast definition is - to set off in contrast : compare or appraise in respect to differences —often used with to or with. How to use contrast in a sentence. Synonym Discussion of contrast. Thu Jun ...