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Learning representations according to the underlying geometry is of vital importance for non-Euclidean data. Studies have revealed that the hyperbolic space can effectively embed hierarchical or tree-like data. In particular, the few past…

机器学习 · 计算机科学 2023-06-16 Eric Qu , Dongmian Zou

Many AI-related tasks involve the interactions of data in multiple modalities. It has been a new trend to merge multi-modal information into knowledge graph(KG), resulting in multi-modal knowledge graphs (MMKG). However, MMKGs usually…

人工智能 · 计算机科学 2021-06-08 Hao Guo , Jiuyang Tang , Weixin Zeng , Xiang Zhao , Li Liu

Controlling the behavior of text-to-image generative models is critical for safe and practical deployment. Existing safety approaches typically rely on model fine-tuning or curated datasets, which can degrade generation quality or limit…

计算机视觉与模式识别 · 计算机科学 2026-04-03 Yaoteng Tan , Zikui Cai , M. Salman Asif

Although subject-driven generation has been extensively explored in image generation due to its wide applications, it still has challenges in data scalability and subject expansibility. For the first challenge, moving from curating…

计算机视觉与模式识别 · 计算机科学 2025-04-04 Shaojin Wu , Mengqi Huang , Wenxu Wu , Yufeng Cheng , Fei Ding , Qian He

Diffusion models have recently achieved remarkable advancements in terms of image quality and fidelity to textual prompts. Concurrently, the safety of such generative models has become an area of growing concern. This work introduces a…

计算机视觉与模式识别 · 计算机科学 2025-06-12 Tong Liu , Zhixin Lai , Jiawen Wang , Gengyuan Zhang , Shuo Chen , Philip Torr , Vera Demberg , Volker Tresp , Jindong Gu

Generative models, particularly diffusion-based text-to-image (T2I) models, have demonstrated astounding success. However, aligning them to avoid generating content with unacceptable concepts (e.g., offensive or copyrighted content, or…

计算机视觉与模式识别 · 计算机科学 2025-06-11 Anudeep Das , Gurjot Singh , Prach Chantasantitam , N. Asokan

We introduce \textit{Preserve Anything}, a novel method for controlled image synthesis that addresses key limitations in object preservation and semantic consistency in text-to-image (T2I) generation. Existing approaches often fail (i) to…

计算机视觉与模式识别 · 计算机科学 2025-07-28 Prasen Kumar Sharma , Neeraj Matiyali , Siddharth Srivastava , Gaurav Sharma

We propose a diffusion-based approach for Text-to-Image (T2I) generation with consistent and interactive 3D layout control and editing. While prior methods improve spatial adherence using 2D cues or iterative copy-warp-paste strategies,…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Andrea Rigo , Luca Stornaiuolo , Weijie Wang , Mauro Martino , Bruno Lepri , Nicu Sebe

Translating information between text and image is a fundamental problem in artificial intelligence that connects natural language processing and computer vision. In the past few years, performance in image caption generation has seen…

计算机视觉与模式识别 · 计算机科学 2017-06-06 Hao Dong , Jingqing Zhang , Douglas McIlwraith , Yike Guo

The non-Euclidean geometry of hyperbolic spaces has recently garnered considerable attention in the realm of representation learning. Current endeavors in hyperbolic representation largely presuppose that the underlying hierarchies can be…

机器学习 · 计算机科学 2023-06-16 Menglin Yang , Min Zhou , Rex Ying , Yankai Chen , Irwin King

Text-to-image diffusion models suffer from the risk of generating outdated, copyrighted, incorrect, and biased content. While previous methods have mitigated the issues on a small scale, it is essential to handle them simultaneously in…

计算机视觉与模式识别 · 计算机科学 2024-10-14 Tianwei Xiong , Yue Wu , Enze Xie , Yue Wu , Zhenguo Li , Xihui Liu

Text-to-image diffusion models have demonstrated the underlying risk of generating various unwanted content, such as sexual elements. To address this issue, the task of concept erasure has been introduced, aiming to erase any undesired…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Zheling Meng , Bo Peng , Xiaochuan Jin , Yueming Lyu , Wei Wang , Jing Dong , Tieniu Tan

Text-to-image (T2I) models have significantly advanced the development of artificial intelligence, enabling the generation of high-quality images in diverse contexts based on specific text prompts. However, existing T2I-based methods often…

计算机视觉与模式识别 · 计算机科学 2024-10-03 Salaheldin Mohamed , Dong Han , Yong Li

Recent advances in diffusion models have significantly improved text-to-image (T2I) generation, but they often struggle to balance fine-grained precision with high-level control. Methods like ControlNet and T2I-Adapter excel at following…

计算机视觉与模式识别 · 计算机科学 2025-04-11 Pouyan Navard , Amin Karimi Monsefi , Mengxi Zhou , Wei-Lun Chao , Alper Yilmaz , Rajiv Ramnath

Hyperbolic representations are effective in modeling knowledge graph data which is prevalently used to facilitate multi-hop reasoning. However, a rigorous and detailed comparison of the two spaces for this task is lacking. In this paper,…

计算与语言 · 计算机科学 2025-07-08 Simon Welz , Lucie Flek , Akbar Karimi

Diffusion models have shown superior performance in image generation and manipulation, but the inherent stochasticity presents challenges in preserving and manipulating image content and identity. While previous approaches like DreamBooth…

计算机视觉与模式识别 · 计算机科学 2023-04-20 Inhwa Han , Serin Yang , Taesung Kwon , Jong Chul Ye

With the development of diffusion models, enhancing spatial controllability in text-to-image generation has become a vital challenge. As a representative task for addressing this challenge, layout-to-image generation aims to generate images…

计算机视觉与模式识别 · 计算机科学 2025-11-12 Sida Huang , Siqi Huang , Ping Luo , Hongyuan Zhang

Recent text-to-image (T2I) models have made remarkable progress in generating visually realistic and semantically coherent images. However, they still suffer from randomness and inconsistency with the given prompts, particularly when…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Kaishen Wang , Ruibo Chen , Tong Zheng , Heng Huang

Medical image synthesis is crucial for alleviating data scarcity and privacy constraints. However, fine-tuning general text-to-image (T2I) models remains challenging, mainly due to the significant modality gap between complex visual details…

计算机视觉与模式识别 · 计算机科学 2026-03-12 Xin Huang , Junjie Liang , Qingshan Hou , Peng Cao , Jinzhu Yang , Xiaoli Liu , Osmar R. Zaiane

Recently, large-scale text-to-image (T2I) diffusion models have emerged as a powerful tool for image-to-image translation (I2I), allowing open-domain image translation via user-provided text prompts. This paper proposes frequency-controlled…

计算机视觉与模式识别 · 计算机科学 2025-03-28 Xiang Gao , Zhengbo Xu , Junhan Zhao , Jiaying Liu