In this task, you will be presented with a context from an academic paper and a question separated with a 
. You have to answer the question based on the context.
--------
Question: The ensembles were formed by simply averaging the predictions from the constituent single models. 
 Question: How does their ensemble method work?

Answer: simply averaging the predictions from the constituent single models


Question: We evaluate the generations with the ROUGE BIBREF29 and METEOR BIBREF30 metrics using the true sentences as targets. 
 Question: What metrics are used for evaluation?

Answer: ROUGE BIBREF29 and METEOR BIBREF30


Question: For each user, we calculate the proportion of tweets scored positively by each LIWC category.  
 Question: How is LIWC incorporated into this system?

Answer:
 For each user, we calculate the proportion of tweets scored positively by each LIWC category.