Media credits

These excerpts are used for an informational research demonstration. Original source footage and DuraS2ST-generated speech are identified separately.

Chinese → English · Wang Gang introduces Jerry

Original: Vlog001 厨师长教外国人做川菜，郭杰瑞表示：这个不辣，还能再辣点吗, by 美食作家王刚 (Chef Wang Gang).

CC BY 3.0 · Video-specific source and rights record.

Excerpt: 00:00:10.350–00:00:28.800. Resized and encoded for the web. Translated audio is generated by DuraS2ST and replaces the original soundtrack; video frames are identical between each comparison pair. No speech time-stretching or truncation was applied.

No endorsement by the source creators or speakers is implied. The generated translation is not an original statement by the speaker.

English → Chinese · Andrew Morgan: daily life & family

Original: T-60 Seconds with Andrew Morgan, by NASA Johnson.

Public domain in the United States (NASA-created material); NASA media-use guidelines · Video-specific source and rights record.

Excerpt: 00:00:13.200–00:00:29.880. Resized and encoded for the web. Translated audio is generated by DuraS2ST and replaces the original soundtrack; video frames are identical between each comparison pair. No speech time-stretching or truncation was applied.

No endorsement by the source creators or speakers is implied. The generated translation is not an original statement by the speaker.

Chinese → English · Wang Gang: preparing mapo tofu

Original: 厨师长教你川菜麻婆豆腐的正宗做法, by 美食作家王刚 (Chef Wang Gang).

CC BY 3.0 · Video-specific source and rights record.

Excerpt: 00:00:04.000–00:00:18.550. Resized and encoded for the web. Translated audio is generated by DuraS2ST and replaces the original soundtrack; video frames are identical between each comparison pair. No speech time-stretching or truncation was applied.

No endorsement by the source creators or speakers is implied. The generated translation is not an original statement by the speaker.

English → Chinese · Christina Koch: lessons from space

Original: Hear from Record-Breaking NASA Astronaut Christina Koch, by NASA.

Public domain in the United States (NASA-created material); NASA media-use guidelines · Video-specific source and rights record.

Excerpt: 00:09:46.780–00:10:16.200. Resized and encoded for the web. Translated audio is generated by DuraS2ST and replaces the original soundtrack; video frames are identical between each comparison pair. No speech time-stretching or truncation was applied.

No endorsement by the source creators or speakers is implied. The generated translation is not an original statement by the speaker.

NASA source material is acknowledged for provenance only. The generated audio and its accuracy are the responsibility of this DuraS2ST demonstration, not NASA. No NASA review, approval or endorsement is claimed. Source insignia are not used as DuraS2ST branding.

Existing Wikitongues examples

Henan Chinese: Ying speaking Henan Chinese, Wikitongues / Ying Li. Guiyangese: Changjiu and Chaofen speaking Guiyangese, Wikitongues / Brian Zhao.

Both original works and their adapted clips are provided under CC BY-SA 4.0. Excerpts: 00:00:15–00:01:00. Changes: resizing, segmentation, AI-translated speech and optional lowered-background mix.

Detailed source records. These older examples were retained and were not re-evaluated in this refresh.