Validation

Validation broadly refers to the process of confirming or verifying the accuracy, quality, or legitimacy of something. It can have various meanings depending on the context.

Meanings

• Validation (Machine learning): verifying the performance of a machine learning model
• Validation (psychology): recognizing and acknowledging a person's emotions or experiences
• Validation (law): confirming the legality or authenticity of a document or process
• Validation (social): seeking approval or confirmation from others in a social setting