English
Related papers

Related papers: TIMI: Training-Free Image-to-3D Multi-Instance Gen…

200 papers

Text-to-image (T2I) diffusion models generate high-quality images but often fail to capture the spatial relations specified in text prompts. This limitation can be traced to two factors: lack of fine-grained spatial supervision in training…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Sarah Rastegar , Violeta Chatalbasheva , Sieger Falkena , Anuj Singh , Yanbo Wang , Tejas Gokhale , Hamid Palangi , Hadi Jamali-Rad

Generative modelling for shapes is a prerequisite for In-Silico Clinical Trials (ISCTs), which aim to cost-effectively validate medical device interventions using synthetic anatomical shapes, often represented as 3D surface meshes. However,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Soodeh Kalaie , Andy Bulpitt , Alejandro F. Frangi , Ali Gooya

Personalizing text-to-image diffusion models is crucial for adapting the pre-trained models to specific target concepts, enabling diverse image generation. However, fine-tuning with few images introduces an inherent trade-off between…

Computer Vision and Pattern Recognition · Computer Science 2025-08-04 Sunghyun Park , Seokeon Choi , Hyoungwoo Park , Sungrack Yun

Text-driven 3D scene generation holds promise for a wide range of applications, from virtual prototyping to AR/VR and simulation. However, existing methods are often constrained to single-object generation, require domain-specific training,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Hanke Chen , Yuan Liu , Minchen Li

Image-to-image translation aims to learn the mapping between two visual domains. There are two main challenges for many applications: 1) the lack of aligned training pairs and 2) multiple possible outputs from a single input image. In this…

Computer Vision and Pattern Recognition · Computer Science 2018-08-03 Hsin-Ying Lee , Hung-Yu Tseng , Jia-Bin Huang , Maneesh Kumar Singh , Ming-Hsuan Yang

Deformation detection is vital for enabling accurate assessment and prediction of structural changes in materials, ensuring timely and effective interventions to maintain safety and integrity. Automating deformation detection through…

Computer Vision and Pattern Recognition · Computer Science 2025-01-24 Joel Sol , Jamil Fayyad , Shadi Alijani , Homayoun Najjaran

Photo-realistic scene reconstruction from sparse-view, uncalibrated images is highly required in practice. Although some successes have been made, existing methods are either Sparse-View but require accurate camera parameters (i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Xudong Cai , Yongcai Wang , Zhaoxin Fan , Deng Haoran , Shuo Wang , Wanting Li , Deying Li , Lun Luo , Minhang Wang , Jintao Xu

Although dynamic scene reconstruction has long been a fundamental challenge in 3D vision, the recent emergence of 3D Gaussian Splatting (3DGS) offers a promising direction by enabling high-quality, real-time rendering through explicit…

Graphics · Computer Science 2025-05-29 Zehao Li , Hao Jiang , Yujun Cai , Jianing Chen , Baolong Bi , Shuqin Gao , Honglong Zhao , Yiwei Wang , Tianlu Mao , Zhaoqi Wang

Most text-to-3D generators build upon off-the-shelf text-to-image models trained on billions of images. They use variants of Score Distillation Sampling (SDS), which is slow, somewhat unstable, and prone to artifacts. A mitigation is to…

Computer Vision and Pattern Recognition · Computer Science 2024-02-14 Luke Melas-Kyriazi , Iro Laina , Christian Rupprecht , Natalia Neverova , Andrea Vedaldi , Oran Gafni , Filippos Kokkinos

Depth completion plays a vital role in 3D perception systems, especially in scenarios where sparse depth data must be densified for tasks such as autonomous driving, robotics, and augmented reality. While many existing approaches rely on…

Computer Vision and Pattern Recognition · Computer Science 2025-12-10 Abdul Haseeb Nizamani , Dandi Zhou , Xinhai Sun

We present a training-free style-aligned image generation method that leverages a scale-wise autoregressive model. While large-scale text-to-image (T2I) models, particularly diffusion-based methods, have demonstrated impressive generation…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Jihun Park , Jongmin Gim , Kyoungmin Lee , Minseok Oh , Minwoo Choi , Jaeyeul Kim , Woo Chool Park , Sunghoon Im

Dominant paradigms for 4D LiDAR panoptic segmentation are usually required to train deep neural networks with large superimposed point clouds or design dedicated modules for instance association. However, these approaches perform redundant…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Gyeongrok Oh , Youngdong Jang , Jonghyun Choi , Suk-Ju Kang , Guang Lin , Sangpil Kim

Identity-preserving text-to-video (IPT2V) generation, which aims to create high-fidelity videos with consistent human identity, has become crucial for downstream applications. However, current end-to-end frameworks suffer a critical…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Yuji Wang , Moran Li , Xiaobin Hu , Ran Yi , Jiangning Zhang , Han Feng , Weijian Cao , Yabiao Wang , Chengjie Wang , Lizhuang Ma

With the open-sourcing of text-to-image models (T2I) such as stable diffusion (SD) and stable diffusion XL (SD-XL), there is an influx of models fine-tuned in specific domains based on the open-source SD model, such as in anime, character…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Ruyi Gan , Xiaojun Wu , Junyu Lu , Yuanhe Tian , Dixiang Zhang , Ziwei Wu , Renliang Sun , Chang Liu , Jiaxing Zhang , Pingjian Zhang , Yan Song

Personalized text-to-image (P-T2I) generation aims to create new, text-guided images featuring the personalized subject with a few reference images. However, balancing the trade-off relationship between prompt fidelity and identity…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Kangyeol Kim , Wooseok Seo , Sehyun Nam , Bodam Kim , Suhyeon Jeong , Wonwoo Cho , Jaegul Choo , Youngjae Yu

The stochastic gradient descent (SGD) algorithm has achieved remarkable success in training deep learning models. However, it has several limitations, including susceptibility to vanishing gradients, sensitivity to input data, and a lack of…

Machine Learning · Computer Science 2025-03-14 Chengcheng Yan , Jiawei Xu , Qingsong Wang , Zheng Peng

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,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Andrea Rigo , Luca Stornaiuolo , Weijie Wang , Mauro Martino , Bruno Lepri , Nicu Sebe

DDIM inversion has revealed the remarkable potential of real image editing within diffusion-based methods. However, the accuracy of DDIM reconstruction degrades as larger classifier-free guidance (CFG) scales being used for enhanced…

Recent advances in multi-modal AI have demonstrated promising potential for generating the currently expensive spatial transcriptomics (ST) data directly from routine histology images, offering a means to reduce the high cost and…

Computer Vision and Pattern Recognition · Computer Science 2025-08-21 Junchao Zhu , Ruining Deng , Junlin Guo , Tianyuan Yao , Juming Xiong , Chongyu Qu , Mengmeng Yin , Yu Wang , Shilin Zhao , Haichun Yang , Daguang Xu , Yucheng Tang , Yuankai Huo

Unified Multimodal Models (UMMs) are often constrained by the pre-training of their $\textbf{visual generation components}$, which typically relies on inefficient paradigms and scarce, high-quality text-image paired data. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Peng Sun , Jun Xie , Tao Lin