TY - JOUR AU - TI - Document-level multi-topic sentiment classification of Email data with BiLSTM and data augmentation JF - Knowledge-Based Systems DO - 10.1016/j.knosys.2020.105918 DA - 2020-06-01 UR - https://www.deepdyve.com/lp/crossref/document-level-multi-topic-sentiment-classification-of-email-data-with-0KfkSluw2G SP - 105918 VL - 197 IS - DP - DeepDyve ER -