Before revision:  To this end, we construct a multilingual NLU corpus , MultiATIS++, by extending the Multilingual ATIS corpus to nine languages across various language families. We use the corpusto explore various cross-lingual transfer methods focusing on the zero-shot setting and leveraging MT for language expansion . Results show that our soft-alignment method significantly improves slot F1 over strong baselines on most languages .
After revision:  To this end, we construct a multilingual NLU corpus , MultiATIS++, by extending the Multilingual ATIS corpus to nine languages across four language families, and evaluate our method using the corpus . Results show that our soft-alignment method significantly improves slot F1 over strong baselines on most languages .