ControlThinker: Unveiling Latent Semantics for Controllable Image Generation through Visual Reasoning

Fuente: arXiv
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Autori principali: Han, Feng, Jiao, Yang, Chen, Shaoxiang, Xu, Junhao, Chen, Jingjing, Jiang, Yu-Gang
Natura: Preprint
Pubblicazione: 2025
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author Han, Feng
Jiao, Yang
Chen, Shaoxiang
Xu, Junhao
Chen, Jingjing
Jiang, Yu-Gang
author_facet Han, Feng
Jiao, Yang
Chen, Shaoxiang
Xu, Junhao
Chen, Jingjing
Jiang, Yu-Gang
contents The field of controllable image generation has seen significant advancements, with various architectures improving generation layout consistency with control signals. However, contemporary methods still face challenges in bridging the semantic gap between input text prompts with sparse semantics and the target images, often over-relying on low-level control signals to infer regional details. To address this challenge, we propose ControlThinker, a novel framework that employs a "comprehend-then-generate" paradigm. Firstly, by incentivizing the visual reasoning capability of a MLLM, latent semantics from control images are mined to enrich text prompts. This enriched semantic understanding then seamlessly aids in image generation without the need for additional complex modifications. To further tackle the uncertainty arising from the ambiguity of control images, we encourage broader exploration of reasoning trajectories and select the optimal one using a metric-based output reward model (ORM). Extensive experimental results demonstrate that ControlThinker effectively mitigates the semantic gap between raw text prompts and target images, resulting in improved visual quality and semantic consistency across a wide range of benchmarks. The code and models are available at https://github.com/Maplebb/ControlThinker.
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id arxiv_https___arxiv_org_abs_2506_03596
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle ControlThinker: Unveiling Latent Semantics for Controllable Image Generation through Visual Reasoning
Han, Feng
Jiao, Yang
Chen, Shaoxiang
Xu, Junhao
Chen, Jingjing
Jiang, Yu-Gang
Computer Vision and Pattern Recognition
The field of controllable image generation has seen significant advancements, with various architectures improving generation layout consistency with control signals. However, contemporary methods still face challenges in bridging the semantic gap between input text prompts with sparse semantics and the target images, often over-relying on low-level control signals to infer regional details. To address this challenge, we propose ControlThinker, a novel framework that employs a "comprehend-then-generate" paradigm. Firstly, by incentivizing the visual reasoning capability of a MLLM, latent semantics from control images are mined to enrich text prompts. This enriched semantic understanding then seamlessly aids in image generation without the need for additional complex modifications. To further tackle the uncertainty arising from the ambiguity of control images, we encourage broader exploration of reasoning trajectories and select the optimal one using a metric-based output reward model (ORM). Extensive experimental results demonstrate that ControlThinker effectively mitigates the semantic gap between raw text prompts and target images, resulting in improved visual quality and semantic consistency across a wide range of benchmarks. The code and models are available at https://github.com/Maplebb/ControlThinker.
title ControlThinker: Unveiling Latent Semantics for Controllable Image Generation through Visual Reasoning
topic Computer Vision and Pattern Recognition
url https://arxiv.org/abs/2506.03596