Semi-Supervised Learning on Meta Structure: Multi-Task Tagging and Parsing in Low-Resource Scenarios

Lim, K., Lee, J. Y., Carbonell, J., & Poibeau, T. (2020, April). Semi-Supervised Learning on Meta Structure: Multi-Task Tagging and Parsing in Low-Resource Scenarios. In Proceedings of the AAAI Conference on Artificial Intelligence (Vol. 34, No. 05, pp. 8344-8351).

\[loss = \sum_{(x_j, y_j)\in T} - \log P(y_j|x_j, \theta) - \sum_{vi\in V} \sum_{x_k \in U} g(\hat{y}_k^*, \hat{y}_k^{vi}) \log P(\hat{y}_k^*|x_k, \theta^{vi})\]