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contrastive

contrastive

7.8
Relating to methods that train models by comparing similar and different examples
  • adjective
  • /kənˈtræstɪv/
  • Specialized
translation icon : contrastivo
  • In machine learning, contrastive loss is crucial for training models with dissimilar data pairs.

But that said, there's non contrastive methods, right?

Examples

  • That's the idea and it's and we call this process clip right or contrastive language image pairs.

  • The researchers used a contrastive method to improve the accuracy of their predictions.

  • Contrastive learning helps models understand the differences between contrastive images.

Surface Forms

contrastive positive

Morphology

contrastive = contrast (transparent) = contrast + ive

The technical sense in machine learning is an application of the general sense 'relating to contrast', so the adjective is still transparently formed from 'contrast' + '-ive'.

Etymology

Contrastive comes from the root contra- meaning 'against', and in machine learning this idea stays the same: the method puts items 'against' each other to see which are similar and which are different. So a contrastive approach trains by comparing pairs to teach the model what is alike and what is not.