Dataset composition

Dataset	Utterances	Hours	GB	Av s/chars	Comment	Annotation	Quality/noise
public_youtube1500 (*)		1,500			* Coming soon
audiobook_2	1,149,404	1,511	166	4.7s / 56	Books	Alignment (*)	95% / crisp
public_youtube700	759,483	701	75	3.3s / 43	Youtube videos	Subtitles	95% / ~crisp
tts_russian_addresses	1,741,838	754	81	1.6s / 20	Russian addresses	TTS 4 voices	100% / crisp
asr_public_phone_calls_2	603,797	601	66	3.6s / 37	Phone calls	ASR	70% / noisy
asr_public_phone_calls_1	233,868	211	23	3.3s / 29	Phone calls	ASR	70% / noisy
asr_public_stories_2	78,186	78	9	3.5s / 43	Books	ASR	80% / crisp
asr_public_stories_1	46,142	38	4	3.0s / 30	Books	ASR	80% / crisp
public_series_1	20,243	17	2	3.1s / 38	Youtube videos	Subtitles	95% / ~crisp
ru_RU	5,826	17	2	11s / 12	Public dataset	Alignment	99% / crisp
voxforge_ru	8,344	17	2	7.5s / 77	Public dataset	Reading	100% / crisp
russian_single	3,357	9	1	9.3s / 102	Public dataset	Alignment	99% / crisp
public_lecture_1	6,803	6	1	3.4s / 47	Lectures	Subtitles	95% / crisp
Total	4,657,291	3,961	431

Links

Meta data file.

Dataset	GB, wav	GB, mp3	Wav	Mp3	Source	Manifest
audiobook_2	166	21.0	down	part1	Sources from the Internet + alignment	link
asr_public_phone_calls_2	66	7.5	down	part1	Sources from the Internet + ASR	link
asr_public_stories_2	9 (7.5)	NA	part1	NA	Sources from the Internet + alignment	link
tts_russian_addresses_rhvoice_4voices	80.9	9.9	down	part1	TTS	link
public_youtube700	75.0	9.6	down	part1	YouTube videos	link
asr_public_phone_calls_1	22.7	2.6	down	part1	Sources from the Internet + ASR	link
asr_public_stories_1	4.1	0.5	down	part1	Public stories	link
public_series_1	1.9	0.2	down	part1	Public series	link
ru_RU	1.9	0.2	down	part1	Caito.de dataset	link
voxforge_ru	1.9	0.2	down	part1	Voxforge dataset	link
russian_single	0.9	0.1	down	part1	Russian single speaker dataset	link
public_lecture_1	0.7	0.1	down	part1	Sources from the Internet	link
Total	431	52