Hindi-English Parallel Speech: Natural TED Audio and Transcripts

Comprising between 100,000 and 1,000,000 parallel speech pairs for Hindi-to-English translation, released by mahendraphd in 2026. It features natural English speech sourced from TED talks paired with synthetic Hindi speech to support research in low-resource speech-to-speech translation (S2ST).

Use Cases

• Training end-to-end S2ST models using parallel Hindi and English audio pairs
• Evaluating Hindi-to-English speech translation accuracy using the provided transcripts
• Fine-tuning automatic speech recognition (ASR) systems for Hindi and English audio

Strengths

• Contains over 100,000 parallel speech records
• Includes natural English speech sourced from TED talks
• Licensed under CC-BY-4.0 for open research use

Limitations

• Hindi speech is synthetic rather than natural, which may not capture human prosody or dialect variations
• Domain bias toward TED talk content and vocabulary

Provenance

Source

Benchmarking Hindi-to-English Direct Speech-to-Speech Translation with Synthetic Data

Collection Method

English speech collected from TED; Hindi speech generated synthetically

Freshness

Last updated March 2026.

Geography

India and United States