Overview
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Explore unsupervised machine translation techniques in this 43-minute lecture by Graham Neubig. Delve into topics such as unsupervised pre-training for language models and sequence-to-sequence models, initialization methods including unsupervised word translation and adversarial techniques, and the fundamentals of phrase-based statistical MT. Learn about the training objectives and performance metrics for unsupervised MT systems, and understand the crucial role of back-translation in improving translation quality. Gain insights into approaches for tackling translation tasks without parallel data and discover methods for collecting or generating necessary data.
Syllabus
Intro
Conditional Text Generation
What if we don't have parallel data?
Can't we just collect/generate the data?
Unsupervised Translation
Outline
Step 1: Initialization
Initialization: Unsupervised Word Translatic
Unsupervised Word Translation: Adversarial T
One slide primer on phrase-based statistical
Unsupervised Statistical MT
Unsupervised MT: Training Objective 1
How does it work?
Step 2: Back-translation
Performance
Taught by
Graham Neubig