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#optical-flow

AcrossVAM2.0: Conflict-Aware Point Supervision for Parameter-Efficient Video Diffusion Adaptation

arXiv cs.AI ↗ · 2026-10-15 Cached

AcrossVAM2.0 提出一种冲突感知的点对应监督方法,用于参数高效的视频扩散模型适配,通过置信度加权跟踪头、零初始化残差反馈和非对称 PCGrad,在保持预训练外观先验的同时提升对应一致性,但并不均匀改善视频质量。

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#optical-flow

FreeFlow: A Bias-free Hierarchical Transformer for Optical Flow Estimation

Hugging Face Daily Papers ↗ · 2026-09-10 Cached

FreeFlow is a hierarchical transformer for optical flow estimation that eliminates task-specific inductive biases and achieves state-of-the-art accuracy on benchmarks like Sintel and KITTI-2015.

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#optical-flow

Distilling deep optical flow stereo methods to retrieve dense three-dimensional wind fields

arXiv cs.LG ↗ · 2026-09-04 Cached

This paper proposes distilling deep optical flow stereo methods into a single-satellite model for efficient retrieval of dense three-dimensional wind fields, improving accuracy over traditional atmospheric motion vectors in certain spectral bands.

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#optical-flow

RECAP-Forcing: Retaining Content Appearances for Long Video Generation

Hugging Face Daily Papers ↗ · 2026-08-27 Cached

RECAP-Forcing improves long video generation by indexing memory based on appearance novelty instead of recency, preserving key-value caches for new content to maintain consistency and quality without additional training.

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#optical-flow

@seclink: Quality Check (QC): - Geometric Consistency: Whether the hand pose intersects with the object surface and whether the hand-object distance is reasonable. - Temporal Consistency: Whether the hand pose sequence is jittering/jumping (detected using optical flow + tracking smoothing). - Multimodal Cross-Validation: Whether the gaze fixation point is consistent with the manipulated object. Due to the above technical difficulties…

X AI KOLs Timeline ↗ · 2026-08-14 Cached

This article discusses the technical challenges of quality control (QC) in synthetic videos, including geometric consistency, temporal consistency, and multimodal cross-validation, which make synthetic videos prone to visible flaws.

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#optical-flow

Steam Controller Auto-Charge – pilot to magnetic charging puck using CV

Hacker News Top ↗ · 2026-07-03 Cached

An open-source web application using computer vision to automatically pilot a Steam Controller onto its magnetic charging puck via optical flow and WebHID.

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