中文
相关论文

相关论文: Controlling Latent Diffusion Using Latent CLIP

200 篇论文

Recent studies have demonstrated that the forward diffusion process is crucial for the effectiveness of diffusion models in terms of generative quality and sampling efficiency. We propose incorporating an analytical image attenuation…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Yuhang Huang , Zheng Qin , Xinwang Liu , Kai Xu

Inspired by the remarkable success of Latent Diffusion Models (LDMs) for image synthesis, we study LDM for text-to-video generation, which is a formidable challenge due to the computational and memory constraints during both model training…

计算机视觉与模式识别 · 计算机科学 2023-09-08 Jiaxi Gu , Shicong Wang , Haoyu Zhao , Tianyi Lu , Xing Zhang , Zuxuan Wu , Songcen Xu , Wei Zhang , Yu-Gang Jiang , Hang Xu

In this paper, a novel contrastive language-image pre-training (CLIP) model based semantic communication framework is designed. Compared to standard neural network (e.g.,convolutional neural network) based semantic encoders and decoders…

机器学习 · 计算机科学 2025-07-15 Shaoran Yang , Dongyu Wei , Hanzhi Yu , Zhaohui Yang , Yuchen Liu , Mingzhe Chen

CLIP models perform remarkably well on zero-shot classification and retrieval tasks. But recent studies have shown that learnt representations in CLIP are not well suited for dense prediction tasks like object detection, semantic…

计算机视觉与模式识别 · 计算机科学 2024-05-16 Pavan Kumar Anasosalu Vasu , Hadi Pouransari , Fartash Faghri , Oncel Tuzel

Diffusion models have recently gained unprecedented attention in the field of image synthesis due to their remarkable generative capabilities. Notwithstanding their prowess, these models often incur substantial computational costs,…

计算机视觉与模式识别 · 计算机科学 2023-12-11 Xinyin Ma , Gongfan Fang , Xinchao Wang

Contrastive Language-Image Pre-training (CLIP) stands as one of the most effective and scalable methods for training transferable vision models using paired image and text data. CLIP models are trained using contrastive loss, which…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Lijie Fan , Dilip Krishnan , Phillip Isola , Dina Katabi , Yonglong Tian

Most practical high-resolution text-to-image systems, including latent diffusion and autoregressive models, perform generation in a compact latent space, and a decoder maps the generated latents back to pixels. Yet the latent-to-pixel…

计算机视觉与模式识别 · 计算机科学 2026-05-25 Yifan Lu , Qi Wu , Jay Zhangjie Wu , Zian Wang , Huan Ling , Sanja Fidler , Xuanchi Ren

Computational imaging methods increasingly rely on powerful generative diffusion models to tackle challenging image restoration tasks. In particular, state-of-the-art zero-shot image inverse solvers leverage distilled text-to-image latent…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Alessio Spagnoletti , Andrés Almansa , Marcelo Pereyra

We propose CLIP-Lite, an information efficient method for visual representation learning by feature alignment with textual annotations. Compared to the previously proposed CLIP model, CLIP-Lite requires only one negative image-text sample…

计算机视觉与模式识别 · 计算机科学 2023-05-12 Aman Shrivastava , Ramprasaath R. Selvaraju , Nikhil Naik , Vicente Ordonez

Latent inpainting in diffusion models still relies almost universally on linearly interpolating VAE latents under a downsampled mask. We propose a key principle for compositing image latents: Pixel-Equivalent Latent Compositing (PELC). An…

计算机视觉与模式识别 · 计算机科学 2025-12-08 Rowan Bradbury , Dazhi Zhong

Text-to-image generation is a significant domain in modern computer vision and has achieved substantial improvements through the evolution of generative architectures. Among these, there are diffusion-based models that have demonstrated…

Snapshot compressive spectral imaging reconstruction aims to reconstruct three-dimensional spatial-spectral images from a single-shot two-dimensional compressed measurement. Existing state-of-the-art methods are mostly based on deep…

图像与视频处理 · 电气工程与系统科学 2024-08-27 Zongliang Wu , Ruiying Lu , Ying Fu , Xin Yuan

Diffusion models (DMs) have revolutionized generative learning. They utilize a diffusion process to encode data into a simple Gaussian distribution. However, encoding a complex, potentially multimodal data distribution into a single…

机器学习 · 计算机科学 2024-07-04 Yilun Xu , Gabriele Corso , Tommi Jaakkola , Arash Vahdat , Karsten Kreis

Pixel diffusion aims to generate images directly in pixel space in an end-to-end fashion. This approach avoids the limitations of VAE in the two-stage latent diffusion, offering higher model capacity. Existing pixel diffusion models suffer…

计算机视觉与模式识别 · 计算机科学 2026-04-09 Zehong Ma , Longhui Wei , Shuai Wang , Shiliang Zhang , Qi Tian

Diffusion models (DMs) excel in photo-realistic image synthesis, but their adaptation to LiDAR scene generation poses a substantial hurdle. This is primarily because DMs operating in the point space struggle to preserve the curve-like…

计算机视觉与模式识别 · 计算机科学 2024-04-22 Haoxi Ran , Vitor Guizilini , Yue Wang

Diffusion models generate images with an unprecedented level of quality, but how can we freely rearrange image layouts? Recent works generate controllable scenes via learning spatially disentangled latent codes, but these methods do not…

计算机视觉与模式识别 · 计算机科学 2024-04-11 Jiawei Ren , Mengmeng Xu , Jui-Chieh Wu , Ziwei Liu , Tao Xiang , Antoine Toisoul

Diffusion models have recently shown the ability to generate high-quality images. However, controlling its generation process still poses challenges. The image style transfer task is one of those challenges that transfers the visual…

计算机视觉与模式识别 · 计算机科学 2024-10-03 Kento Masui , Mayu Otani , Masahiro Nomura , Hideki Nakayama

Denoising diffusion models (DDMs) have shown promising results in 3D point cloud synthesis. To advance 3D DDMs and make them useful for digital artists, we require (i) high generation quality, (ii) flexibility for manipulation and…

计算机视觉与模式识别 · 计算机科学 2022-10-14 Xiaohui Zeng , Arash Vahdat , Francis Williams , Zan Gojcic , Or Litany , Sanja Fidler , Karsten Kreis

Diffusion models that are based on iterative denoising have been recently proposed and leveraged in various generation tasks like image generation. Whereas, as a way inherently built for continuous data, existing diffusion models still have…

计算与语言 · 计算机科学 2023-04-11 Jiaao Chen , Aston Zhang , Mu Li , Alex Smola , Diyi Yang

Image denoising is a fundamental task in computer vision. While prevailing deep learning-based supervised and self-supervised methods have excelled in eliminating in-distribution noise, their susceptibility to out-of-distribution (OOD)…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Jun Cheng , Dong Liang , Shan Tan