All pull requests

Pull requests

• fix(h3): keep the DiT's fp32 projections, timestep MLP and heads in fp32 and add enable_autocast

  run-ci-basic
  #299·Rockdu opened Oct 7, 2026Collaborator·17/18·4 tasks done·

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• feat(fsdp): score centering for Flow-GRPO under train/rollout mismatch

  #298·HJSang opened Oct 6, 2026·

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• feat(h3): train Ref2VA SFT on transformer_ref with independently scheduled video and audio

  run-ci-basic
  #296·Rockdu opened Oct 6, 2026Collaborator·16/18·5 of 6 tasks·

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• feat(h3): encode Ref2VA SFT samples with ordered references and a joint audio target

  #295·Rockdu opened Oct 6, 2026Collaborator·15/18·3 of 6 tasks·

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• feat(media): probe the soundtrack sample rate with the video frames

  #294·Rockdu opened Oct 6, 2026Collaborator·14/18·3 of 6 tasks·

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• feat(args): add a required --diffusion-task that picks the family's TrainPipelineConfig

  #293·Rockdu opened Oct 6, 2026Collaborator·13/18·5 of 6 tasks·

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• feat(h3): add the Ref2VA SFT recipe script

  #292·Rockdu opened Oct 5, 2026Collaborator·18/18·2 of 6 tasks·

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• fix(h3): drop the packed padding tail before the diffusers DiT

  #291·Rockdu opened Oct 5, 2026Collaborator·12/18·4 of 7 tasks·

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• feat(rollout): carry ordered reference conditions and a target media dict on each Sample

  #290·Rockdu opened Oct 5, 2026Collaborator·11/18·3 of 6 tasks·

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• refactor(sft): pass each encoder family the whole Sample through encode_sample

  #289·Rockdu opened Oct 5, 2026Collaborator·10/18·2 of 6 tasks·

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• feat(sft): decode target media through a lazy MediaSource

  #288·Rockdu opened Oct 5, 2026Collaborator·9/18·3 of 6 tasks·

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• fix(sft): skip the sigma-bucket metrics when --log-loss-sigma-bucket is 0

  #287·Rockdu opened Oct 5, 2026Collaborator·8/18·3 of 6 tasks·

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• refactor(fsdp): key DiT inputs and predictions by latent stream

  run-ci-basic
  #286·Rockdu opened Oct 5, 2026Collaborator·7/18·5 of 6 tasks·

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• refactor(fsdp): drop the train-side scheduler; pairs read their own sample's grid

  run-ci-basic
  #281·Rockdu opened Oct 3, 2026Collaborator·6/18·3 of 6 tasks·

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• feat(nft): choose train timesteps with a pluggable step strategy

  run-ci-basic
  #280·Rockdu opened Oct 3, 2026Collaborator·5/18·4 of 6 tasks·

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• fix(sde): match the engine's isclose test for the sigma_max swap

  run-ci-basic
  #279·Rockdu opened Oct 3, 2026Collaborator·4/18·3 of 6 tasks·

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• refactor(grpo): score SDE steps with the rollout's recorded sigmas

  #278·Rockdu opened Oct 3, 2026Collaborator·3/18·3 of 6 tasks·

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• refactor(sft): build the noise grid train-side from --fsdp-flow-shift

  run-ci-basic
  #277·Rockdu opened Oct 3, 2026Collaborator·2/18·3 of 6 tasks·

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• refactor(fsdp): let the family config own num_train_timesteps

  run-ci-basic
  #276·Rockdu opened Oct 3, 2026Collaborator·1/18·3 of 6 tasks·

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• feat(reward): add DOVER video quality scoring

  #260·JingwenGu0829 opened Sep 24, 2026Contributor·

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• fix(fsdp): preserve FA3 autograd and deterministic dispatch

  #259·Odysseusailoon opened Sep 24, 2026·

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• Add Qwen-Image 2.1 family support and a 1-GPU PickScore Flow-GRPO recipe

  run-ci-basic
  #256·niehen6174 opened Sep 21, 2026Collaborator·3 of 4 tasks·

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  8

• fix(rollout): stop OcrScorer crashing the batch on malformed prompts

  #255·OnePunchMonk opened Sep 20, 2026Contributor·

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• fix(rollout): stop dropping every single-sample group in check_reward_nonzero_std

  #253·OnePunchMonk opened Sep 20, 2026Contributor·

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• fix(http): stop leaking detached Ray actors for distributed POST

  #251·OnePunchMonk opened Sep 17, 2026Contributor·

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  2