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Subject-driven image generation has shown great success in creating personalized content, but its capabilities are largely confined to single subjects in common poses. Current approaches face a fundamental conflict when handling multiple…

计算机视觉与模式识别 · 计算机科学 2026-04-16 Tianze Xia , Zijian Ning , Zonglin Zhao , Mingjia Wang

In modern computer vision, images are typically represented as a fixed uniform grid with some stride and processed via a deep convolutional neural network. We argue that deforming the grid to better align with the high-frequency image…

计算机视觉与模式识别 · 计算机科学 2023-04-05 Jun Gao , Zian Wang , Jinchen Xuan , Sanja Fidler

Recent advances in tuning-free personalized image generation based on diffusion models are impressive. However, to improve subject fidelity, existing methods either retrain the diffusion model or infuse it with dense visual embeddings, both…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Zhichao Wei , Qingkun Su , Long Qin , Weizhi Wang

This technical report presents a diffusion model based framework for face swapping between two portrait images. The basic framework consists of three components, i.e., IP-Adapter, ControlNet, and Stable Diffusion's inpainting pipeline, for…

计算机视觉与模式识别 · 计算机科学 2024-05-30 Feifei Wang

Deep learning networks have shown promising performance for accurate object localization in medial images, but require large amount of annotated data for supervised training, which is expensive and expertise burdensome. To address this…

计算机视觉与模式识别 · 计算机科学 2021-05-26 Wenhui Lei , Wei Xu , Ran Gu , Hao Fu , Shaoting Zhang , Guotai Wang

The capacity of foundation models allows for their application to new, unseen tasks. The adaptation to such tasks is called transfer learning. An efficient transfer learning method that circumvents parameter optimization is imprinting. The…

In this paper, we propose a novel diffusion-based multi-condition controllable framework for video head swapping, which seamlessly transplant a human head from a static image into a dynamic video, while preserving the original body and…

计算机视觉与模式识别 · 计算机科学 2025-06-23 Chaonan Ji , Jinwei Qi , Peng Zhang , Bang Zhang , Liefeng Bo

In the field of novel-view synthesis, the necessity of knowing camera poses (e.g., via Structure from Motion) before rendering has been a common practice. However, the consistent acquisition of accurate camera poses remains elusive, and…

计算机视觉与模式识别 · 计算机科学 2023-12-29 Zhiwen Fan , Panwang Pan , Peihao Wang , Yifan Jiang , Hanwen Jiang , Dejia Xu , Zehao Zhu , Dilin Wang , Zhangyang Wang

Pose-guided person image generation and animation aim to transform a source person image to target poses. These tasks require spatial manipulation of source data. However, Convolutional Neural Networks are limited by the lack of ability to…

计算机视觉与模式识别 · 计算机科学 2021-12-01 Yurui Ren , Ge Li , Shan Liu , Thomas H. Li

Recent advances in diffusion models have enabled high-quality image generation, leading to increasing demand for post-generation editing that modifies local regions while preserving global structure. Achieving such flexible and precise…

计算机视觉与模式识别 · 计算机科学 2026-04-29 Hanyi Wang , Han Fang , Zheng Wang , Shilin Wang , Ee-Chien Chang

Recently, text-guided image editing has achieved significant success. However, existing methods can only apply simple textures like wood or gold when changing the texture of an object. Complex textures such as cloud or fire pose a…

计算机视觉与模式识别 · 计算机科学 2025-01-15 Zihan Su , Junhao Zhuang , Chun Yuan

Segmentation of objects in microscopy images is required for many biomedical applications. We introduce object-centric embeddings (OCEs), which embed image patches such that the spatial offsets between patches cropped from the same object…

机器学习 · 计算机科学 2023-10-13 Steffen Wolf , Manan Lalit , Henry Westmacott , Katie McDole , Jan Funke

Recent advances in 3D Gaussian Splatting (3DGS) have enabled high-quality, real-time novel-view synthesis from multi-view images. However, most existing methods assume the object is captured in a single, static pose, resulting in incomplete…

计算机视觉与模式识别 · 计算机科学 2025-10-20 Ting-Yu Yen , Yu-Sheng Chiu , Shih-Hsuan Hung , Peter Wonka , Hung-Kuo Chu

Text-to-image diffusion models have proven effective for solving many image editing tasks. However, the seemingly straightforward task of seamlessly relocating objects within a scene remains surprisingly challenging. Existing methods…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Omri Avrahami , Rinon Gal , Gal Chechik , Ohad Fried , Dani Lischinski , Arash Vahdat , Weili Nie

Generating multiple distinct subjects remains a challenge for existing text-to-image diffusion models. Complex prompts often lead to subject leakage, causing inaccuracies in quantities, attributes, and visual features. Preventing leakage…

计算机视觉与模式识别 · 计算机科学 2025-05-28 Omer Dahary , Yehonathan Cohen , Or Patashnik , Kfir Aberman , Daniel Cohen-Or

Generative models have enabled intuitive image creation and manipulation using natural language. In particular, diffusion models have recently shown remarkable results for natural image editing. In this work, we propose to apply diffusion…

Adding Object into images based on text instructions is a challenging task in semantic image editing, requiring a balance between preserving the original scene and seamlessly integrating the new object in a fitting location. Despite…

计算机视觉与模式识别 · 计算机科学 2024-11-13 Yoad Tewel , Rinon Gal , Dvir Samuel , Yuval Atzmon , Lior Wolf , Gal Chechik

The adoption of Transformer-based models in natural language processing (NLP) has led to great success using a massive number of parameters. However, due to deployment constraints in edge devices, there has been a rising interest in the…

计算与语言 · 计算机科学 2021-08-04 Klaudia Bałazy , Mohammadreza Banaei , Rémi Lebret , Jacek Tabor , Karl Aberer

We introduce a differentiable, end-to-end trainable framework for solving pixel-level grouping problems such as instance segmentation consisting of two novel components. First, we regress pixels into a hyper-spherical embedding space so…

计算机视觉与模式识别 · 计算机科学 2017-12-25 Shu Kong , Charless Fowlkes

Existing zero-shot cross-lingual transfer methods rely on parallel corpora or bilingual dictionaries, which are expensive and impractical for low-resource languages. To disengage from these dependencies, researchers have explored training…

计算与语言 · 计算机科学 2022-10-19 Kunbo Ding , Weijie Liu , Yuejian Fang , Weiquan Mao , Zhe Zhao , Tao Zhu , Haoyan Liu , Rong Tian , Yiren Chen