CrossTimeEdit: A Decade-Spanning Cross-View Dataset and Reward-Guided Editing for Historical Street-View Generation

arXiv:2609.36616 · cs.CV · Submitted 2026-09-29 · Read on arXiv

cs.CV

Submitted: 2026-09-29

Updated: 2026-09-29

Comments: 43 pages, 9 figures, 7 tables. Project page: https://luhanwen67.github.io/CrossTimeEdit-release/

Project page: https://luhanwen67.github.io/CrossTimeEdit-release

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

Consistency — 40× in this paper · explained in 3 episodes
Alignment — 26× in this paper · explained in 1 episode
Background Preservation — 12× in this paper
GRPO — 12× in this paper · explained in 6 episodes
Conference on Computer Vision and Pattern Recognition — 10× in this paper
Temporal consistency — 9× in this paper · explained in 2 episodes
Aggregation — 8× in this paper · explained in 1 episode
Instruction Alignment — 8× in this paper
Ablation — 7× in this paper · explained in 1 episode
Quality and Physical Plausibility — 7× in this paper
Diffusion Model — 6× in this paper · explained in 8 episodes
Fine-Tuning — 4× in this paper · explained in 5 episodes
Grounding — 4× in this paper · explained in 3 episodes
International Conference on Computer Vision — 4× in this paper
Online Reinforcement Learning — 4× in this paper · explained in 2 episodes
Reinforcement Learning — 4× in this paper · explained in 4 episodes
Ablation study — 3× in this paper · explained in 1 episode
Diffusion Models — 3× in this paper · explained in 6 episodes
LoRA Adapters — 3× in this paper · explained in 3 episodes
Alignment Scores — 2× in this paper · explained in 1 episode
Clustering — 2× in this paper · explained in 2 episodes
Core — 2× in this paper · explained in 2 episodes
Fidelity — 2× in this paper · explained in 2 episodes
Generative AI — 2× in this paper · explained in 2 episodes
Pairwise Comparisons — 2× in this paper · explained in 2 episodes
Reinforcement Learning (RL) — 2× in this paper · explained in 25 episodes
Sharpness Difference — 2× in this paper
Supervised Fine-Tuning (SFT) — 2× in this paper · explained in 8 episodes
Transformer — 2× in this paper · explained in 2 episodes
alpha — 2× in this paper · explained in 1 episode
Accuracy — 1× in this paper · explained in 1 episode
Adam — 1× in this paper · explained in 2 episodes
Flow Matching — 1× in this paper · explained in 8 episodes
Flow Matching Model — 1× in this paper · explained in 2 episodes
KL Regularization — 1× in this paper · explained in 2 episodes
Latent Diffusion Model — 1× in this paper · explained in 2 episodes
Latent Diffusion Models — 1× in this paper · explained in 2 episodes
Regularization — 1× in this paper · explained in 3 episodes
Scaffolding — 1× in this paper · explained in 3 episodes
Structural Integrity — 1× in this paper · explained in 3 episodes
Verification — 1× in this paper · explained in 2 episodes
Vision-Language Model (VLM) — 1× in this paper · explained in 3 episodes

Sources

LongCat-Image Technical Report

Terminology

Sources

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