Research Article
Building a Discourse-Argument Hybrid System for Vietnamese Why-Question Answering
Table 2
Research works on why-question answering.
| Author | Year | Methodology | Dataset | Result |
| Verberne | 2006–2010 | IR + RST relation classification | Selected 186 English why-questions on INEX corpus | MRR@150 = 0.34 | Higashinaka and Isozaki | 2008 | IR + causal relation classification using SVM | Dataset developed in Japanese | MRR@20 = 0.339 | Oh et. al. | 2013 | IR + causal extraction using CRF | WhySet, dataset developed in Japanese | P@1 = 41.8% | 2016 | IR + causal extraction using CRF, augmented by adding more training data | WhySet | P@1 = 50% | 2017 | IR + causal extraction using CRF, answer selection using CNN network | WhySet | P@1 = 54% | 2019 | IR + GAN-like network (GAN–generative adversarial network) | WhySet | P@1 = 54.8% | Quasar-T (https://github.com/bdhingra/quasar) | EM = 43.2% F1 = 49.7% | SearchQA | EM = 59.6% F1 = 65.3% | TriviaQA | EM = 49.6% F1 = 54.8% |
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