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Task 2: Far-Field Text-Independent Speaker Verification from single microphone array

Training Data

The same as the training data for task 1.

Development Data

The same as the development data for task 1.

Evaluation Data

The evaluation data includes 80 speakers and each speaker has 3 visits. In each visit, there are multiple text-independent utterances, The recording from two recording devices for each utterance are provided. These two recording devices include one 25cm distance cellphone and one randomly selected microphone arrays (4 channels per array).

The recording from 25cm distance cellphone will be selected as enrollment and recording from single far-field microphone array will be used for test. For any true trial, the enrollment and the testing utterances are from different visits of the same speaker.

There is no overlapping among the speakers in the evaluation data in task1, task2, and task3.