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Prevent data leakage between training and validation datasets

Status: Open.

#377 In tier4/Diffusion-Planner;

· TatsukiNishimura opened on Aug 28, 2026

The default augmentation validation check is creating false positive in complex scenarios

Status: Open.

#364 In tier4/Diffusion-Planner;

· Owen-Liuyuxuan opened on Aug 12, 2026

Current Quintic Hermite Lateral Bridge augmentation is delaying the lateral convergence with replanning in nature

Status: Open.

#362 In tier4/Diffusion-Planner;

· Owen-Liuyuxuan opened on Aug 10, 2026

DPO training crashes in the DiT forward (t.dim()==4 assert); training loop out of sync with model signature

Status: Open.

#294 In tier4/Diffusion-Planner;

· danielsanchezaran opened on Jul 24, 2026

HDP: Implement official RL post-training objective

Status: Open.

#219 In tier4/Diffusion-Planner;

· Max-Bin opened on Jul 10, 2026

HDP: Evaluate traffic-light masking for after-entry unprotected right turns

Status: Open.

#218 In tier4/Diffusion-Planner;

· Max-Bin opened on Jul 10, 2026

HDP: Track architecture divergence from official ego-only decoder

Status: Open.

#217 In tier4/Diffusion-Planner;

· Max-Bin opened on Jul 10, 2026

Explore Hyper Diffusion Planner integration

Status: Open.

#202 In tier4/Diffusion-Planner;

· Max-Bin opened on Jul 3, 2026

Clarify raw and encoder turn-indicator shape constants

Status: Open.

#192 In tier4/Diffusion-Planner;

· Max-Bin opened on Jul 3, 2026

Unify padding and validity mask helpers across tensor schemas

Status: Open.

#191 In tier4/Diffusion-Planner;

· Max-Bin opened on Jul 3, 2026

Preserve neighbor velocity in NeighborEncoder or document why it is disabled

Status: Open.

#193 In tier4/Diffusion-Planner;

· Max-Bin opened on Jul 3, 2026

Preserve per-timestep validity for neighbor history

Status: Open.

#188 In tier4/Diffusion-Planner;

· Max-Bin opened on Jul 3, 2026