Abstract: The Blizzard Challenge 2020 is the sixteenth annual Blizzard Challenge. The challenge this year includes a hub task of synthesizing Mandarin speech and a spoke task of synthesizing Shanghainese speech. The speech data of these two Chinese dialects as well as corresponding text transcriptions were provided. Sixteen and eight teams participated in the two tasks respectively. Listening tests were conducted online to evaluate the performance of synthetic speech.
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