Noun: perplexity pu(r)'plek-si-tee
- Trouble or confusion resulting from complexity
"The new tax laws caused perplexity among many citizens"
- (statistics) a measure of how well a probability distribution or model predicts a new sample, with low values corresponding to good prediction
"The language model's perplexity decreased as it was trained on more data"
Derived forms: perplexities
Type of: confusedness, confusion, disarray, mental confusion, muddiness
Encyclopedia: Perplexity