ROUGE-LSUM Score

#deep-learning #nlp #interview

ROGUE-LSUM is the average of all LCS on sentence level.
- Where ROUGE-L Score doesn't care about new line, Rogue-LSUM takes LCS only from each sentences
ROGUE = Recall-Oriented Understudy for Gisting Evaluation
As ROGUE compare with the ALL target sentences, it is often compared with Recall
Heavily used in Text Summarization, Also usually used in Machine Translation with BLEU Score
ROGUE-LSUM is used more on those cases where sentence level similarity is needed
- Like Extractive Summarization

ROGUE-LSUM Score

$ROGUE-LSUM = \frac{1}{# of Sentences} \sum_{i} \frac{{Length of LCS in sentence}_{i} of Candidate & Target}{{Length of Sentence}_{i} in Target}$

Related Notes