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The Stable Diffusion Model (SDM) is a prevalent and effective model for text-to-image (T2I) and image-to-image (I2I) generation. Despite various attempts at sampler optimization, model distillation, and network quantification, these…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Jinchao Zhu , Yuxuan Wang , Siyuan Pan , Pengfei Wan , Di Zhang , Gao Huang

While image-text representation learning has become very popular in recent years, existing models tend to lack spatial awareness and have limited direct applicability for dense understanding tasks. For this reason, self-supervised…

In this work we investigate stochastic non-convex optimization problems where the objective is an expectation over smooth loss functions, and the goal is to find an approximate stationary point. The most popular approach to handling such…

最优化与控制 · 数学 2021-11-02 Kfir Y. Levy , Ali Kavis , Volkan Cevher

Text-to-image (T2I) generation models often struggle with multi-instance synthesis (MIS), where they must accurately depict multiple distinct instances in a single image based on complex prompts detailing individual features. Traditional…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Chunyang Zhang , Zhenhong Sun , Zhicheng Zhang , Junyan Wang , Yu Zhang , Dong Gong , Huadong Mo , Daoyi Dong

Image-text retrieval has developed rapidly in recent years. However, it is still a challenge in remote sensing due to visual-semantic imbalance, which leads to incorrect matching of non-semantic visual and textual features. To solve this…

计算机视觉与模式识别 · 计算机科学 2024-11-27 Qing Ma , Jiancheng Pan , Cong Bai

Vision-Language Models (VLMs) excel at zero-shot inference but often degrade under test-time domain shifts. For this reason, episodic test-time adaptation strategies have recently emerged as powerful techniques for adapting VLMs to a single…

计算机视觉与模式识别 · 计算机科学 2025-12-03 Konstantinos M. Dafnis , Dimitris N. Metaxas

Establishing correspondences between image pairs is a long studied problem in computer vision. With recent large-scale foundation models showing strong zero-shot performance on downstream tasks including classification and segmentation,…

计算机视觉与模式识别 · 计算机科学 2026-02-04 Francis Snelgar , Stephen Gould , Ming Xu , Liang Zheng , Akshay Asthana

Text-and-Image-To-Image (TI2I), an extension of Text-To-Image (T2I), integrates image inputs with textual instructions to enhance image generation. Existing methods often partially utilize image inputs, focusing on specific elements like…

计算机视觉与模式识别 · 计算机科学 2025-03-20 Teng-Fang Hsiao , Bo-Kai Ruan , Yi-Lun Wu , Tzu-Ling Lin , Hong-Han Shuai

Layout-to-Image generation aims to create complex scenes with precise control over the placement and arrangement of subjects. Existing works have demonstrated that pre-trained Text-to-Image diffusion models can achieve this goal without…

计算机视觉与模式识别 · 计算机科学 2025-06-19 Bonan Li , Yinhan Hu , Songhua Liu , Xinchao Wang

Text-to-image (T2I) models excel on single-entity prompts but struggle with multi-entity scenes, often exhibiting attribute leakage, identity entanglement, and subject omissions. We present a principled theoretical framework that steers…

计算机视觉与模式识别 · 计算机科学 2026-03-26 Eric Tillmann Bill , Enis Simsar , Thomas Hofmann

Traffic forecasting represents a crucial problem within intelligent transportation systems. In recent research, Large Language Models (LLMs) have emerged as a promising method, but their intrinsic design, tailored primarily for sequential…

机器学习 · 计算机科学 2025-09-18 Hyotaek Jeon , Hyunwook Lee , Juwon Kim , Sungahn Ko

Spatial awareness is key to enable embodied multimodal AI systems. Yet, without vast amounts of spatial supervision, current Multimodal Large Language Models (MLLMs) struggle at this task. In this paper, we introduce TWIST & SCOUT, a…

计算机视觉与模式识别 · 计算机科学 2025-03-21 Aritra Bhowmik , Mohammad Mahdi Derakhshani , Dennis Koelma , Yuki M. Asano , Martin R. Oswald , Cees G. M. Snoek

This paper analyzes the impact of causal manner in the text encoder of text-to-image (T2I) diffusion models, which can lead to information bias and loss. Previous works have focused on addressing the issues through the denoising process.…

计算机视觉与模式识别 · 计算机科学 2024-11-11 Chieh-Yun Chen , Chiang Tseng , Li-Wu Tsao , Hong-Han Shuai

Text-to-image (T2I) diffusion models have revolutionized generative modeling by producing high-fidelity, diverse, and visually realistic images from textual prompts. Despite these advances, existing models struggle with complex prompts…

计算机视觉与模式识别 · 计算机科学 2024-11-27 Eric Hanchen Jiang , Yasi Zhang , Zhi Zhang , Yixin Wan , Andrew Lizarraga , Shufan Li , Ying Nian Wu

Comparing data defined over space and time is notoriously hard, because it involves quantifying both spatial and temporal variability, while at the same time taking into account the chronological structure of data. Dynamic Time Warping…

机器学习 · 统计学 2019-11-12 Hicham Janati , Marco Cuturi , Alexandre Gramfort

Recent training-free layout-to-image diffusion models have demonstrated remarkable performance in generating high-quality images with controllable layouts. These models follow a one-stage framework: Encouraging the model to focus the…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Linhao Huang , Jing Yu

Multi-domain image-to-image (I2I) translations can transform a source image according to the style of a target domain. One important, desired characteristic of these transformations, is their graduality, which corresponds to a smooth change…

计算机视觉与模式识别 · 计算机科学 2023-03-15 Yahui Liu , Enver Sangineto , Yajing Chen , Linchao Bao , Haoxian Zhang , Nicu Sebe , Bruno Lepri , Marco De Nadai

Large-scale diffusion models have made significant advances in image generation, particularly through cross-attention mechanisms. While cross-attention has been well-studied in text-to-image tasks, their interpretability in image-to-image…

计算机视觉与模式识别 · 计算机科学 2025-03-21 Junseo Park , Hyeryung Jang

Diffusion models (DMs) have recently gained attention with state-of-the-art performance in text-to-image synthesis. Abiding by the tradition in deep learning, DMs are trained and evaluated on the images with fixed sizes. However, users are…

计算机视觉与模式识别 · 计算机科学 2023-10-27 Zhiyu Jin , Xuli Shen , Bin Li , Xiangyang Xue

Text-to-Image (T2I) diffusion models enable high quality open ended synthesis, but practical use requires suppressing unsafe generations while preserving behavior on benign prompts. We study this tension relative to the frozen generator,…

人工智能 · 计算机科学 2026-05-14 Minhyuk Lee , Hyekyung Yoon , Myungjoo Kang