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[GH-ISSUE #199] Gen.encoder为什么存在 #159

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opened 2026-10-26 21:13:11 +00:00 by bsakaguchi · 1 comment
bsakaguchi commented 2026-10-26 21:13:11 +00:00
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Originally created by @125jx on GitHub (Mar 13, 2025).
Original GitHub issue: https://github.com/deepseek-ai/Janus/issues/199

Gen.encoder为什么存在？我是一名小白，我觉得根据文字生成图不是只有文字吗？为什么还需要一个Gen.encoder进行图像编码

Originally created by @125jx on GitHub (Mar 13, 2025). Original GitHub issue: https://github.com/deepseek-ai/Janus/issues/199 Gen.encoder为什么存在？我是一名小白，我觉得根据文字生成图不是只有文字吗？为什么还需要一个Gen.encoder进行图像编码
bsakaguchi commented 2026-10-26 21:13:12 +00:00
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@HaFred commented on GitHub (Mar 16, 2025):

https://github.com/deepseek-ai/Janus/blob/main/generation_inference.py#L98
During inference, gen_vision_model is only used for decoding generated image tokens into image pixels. Its encoder is only used during training, of which you may find more details in the report.

<!-- gh-comment-id:2727245668 --> @HaFred commented on GitHub (Mar 16, 2025): https://github.com/deepseek-ai/Janus/blob/main/generation_inference.py#L98 During inference, `gen_vision_model` is only used for decoding generated image tokens into image pixels. Its encoder is only used during training, of which you may find more details in the report.
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