text: • Bitext Mining: F1 score 
  
  • Classification: Accuracy 
  
  • Clustering: V measure 
  
  • Pair Classification: Average Precision (AP) 
  
  • Reranking: Mean Average Precision (MAP) 
  
  • Retrieval: Normalized Discounted Cumula- 
  
  tive Gain at k (NDCG@k) 
  
  • STS: Spearman correlation based on cosine 
  
  similarity 