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We present a diffusion-based model for 3D-aware generative novel view synthesis from as few as a single input image. Our model samples from the distribution of possible renderings consistent with the input and, even in the presence of…

Computer Vision and Pattern Recognition · Computer Science 2023-04-06 Eric R. Chan , Koki Nagano , Matthew A. Chan , Alexander W. Bergman , Jeong Joon Park , Axel Levy , Miika Aittala , Shalini De Mello , Tero Karras , Gordon Wetzstein

Understanding the expressive ability of a specific model is essential for grasping its capacity limitations. Recently, several studies have established circuit complexity bounds for Transformer architecture. Besides, the Visual…

Machine Learning · Statistics 2025-01-09 Yekun Ke , Xiaoyu Li , Yingyu Liang , Zhenmei Shi , Zhao Song

Visual Autoregressive (VAR) models have emerged as a strong alternative to diffusion for image synthesis, yet their fixed training resolution prevents direct generation at higher resolutions. Naively transferring training-free extrapolation…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Feihong Yan , Shaoyu Liu , Haixuan Wang , Shuai Lu , Linfeng Zhang , Huiqi Li , Xiangyang Ji

This paper introduces a discrete diffusion model (DDM) framework for text-aligned speech tokenization and reconstruction. By replacing the auto-regressive speech decoder with a discrete diffusion counterpart, our model achieves…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-25 Pin-Jui Ku , He Huang , Jean-Marie Lemercier , Subham Sekhar Sahoo , Zhehuai Chen , Ante Jukić

Image Super-Resolution (ISR) has seen significant progress with the introduction of remarkable generative models. However, challenges such as the trade-off issues between fidelity and realism, as well as computational complexity, have also…

Computer Vision and Pattern Recognition · Computer Science 2025-02-03 Yunpeng Qu , Kun Yuan , Jinhua Hao , Kai Zhao , Qizhi Xie , Ming Sun , Chao Zhou

The rapid progress of large multimodal models has inspired efforts toward unified frameworks that couple understanding and generation. While such paradigms have shown remarkable success in 2D, extending them to 3D remains largely…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Yongwei Chen , Tianyi Wei , Yushi Lan , Zhaoyang Lyu , Shangchen Zhou , Xudong Xu , Xingang Pan

In generative models, two paradigms have gained attraction in various applications: next-set prediction-based Masked Generative Models and next-noise prediction-based Non-Autoregressive Models, e.g., Diffusion Models. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2024-12-11 Vincent Tao Hu , Björn Ommer

Diffusion models have gained tremendous success in text-to-image generation, yet still lag behind with visual understanding tasks, an area dominated by autoregressive vision-language models. We propose a large-scale and fully end-to-end…

Computer Vision and Pattern Recognition · Computer Science 2025-04-03 Zijie Li , Henry Li , Yichun Shi , Amir Barati Farimani , Yuval Kluger , Linjie Yang , Peng Wang

In the visual generative area, discrete diffusion models are gaining traction for their efficiency and compatibility. However, pioneered attempts still fall behind their continuous counterparts, which we attribute to noise (absorbing state)…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Tianren Ma , Xiaosong Zhang , Boyu Yang , Junlan Feng , Qixiang Ye

Route planning for navigation under partial observability plays a crucial role in modern robotics and autonomous driving. Existing route planning approaches can be categorized into two main classes: traditional autoregressive and…

Robotics · Computer Science 2024-04-04 Gengyu Zhang , Hao Tang , Yan Yan

Multimodal autoregressive (AR) models, based on next-token prediction and transformer architecture, have demonstrated remarkable capabilities in various multimodal tasks including text-to-image (T2I) generation. Despite their strong…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Yi Wu , Shengju Qian , Lingting Zhu , Lei Liu , Wandi Qiao , Ziqiang Li , Lequan Yu , Bin Li

Diffusion autoencoders (DAs) are variants of diffusion generative models that use an input-dependent latent variable to capture representations alongside the diffusion process. These representations, to varying extents, can be used for…

Machine Learning · Computer Science 2025-06-03 Magdalena Proszewska , Nikolay Malkin , N. Siddharth

Recent advancements in image synthesis are fueled by the advent of large-scale diffusion models. Yet, integrating realistic object visualizations seamlessly into new or existing backgrounds without extensive training remains a challenge.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Phillip Mueller , Jannik Wiese , Ioan Craciun , Lars Mikelsons

Diffusion models have established themselves as state-of-the-art generative models across various data modalities, including images and videos, due to their ability to accurately approximate complex data distributions. Unlike traditional…

Machine Learning · Computer Science 2025-10-23 Daniel Wesego

Text-guided image editing is an essential task that enables users to modify images through natural language descriptions. Recent advances in diffusion models and rectified flows have significantly improved editing quality, primarily relying…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Yufei Wang , Lanqing Guo , Zhihao Li , Jiaxing Huang , Pichao Wang , Bihan Wen , Jian Wang

Diffusion-based image super-resolution (SR) methods have shown promise in reconstructing high-resolution images with fine details from low-resolution counterparts. However, these approaches typically require tens or even hundreds of…

Computer Vision and Pattern Recognition · Computer Science 2024-08-15 Xiao He , Huaao Tang , Zhijun Tu , Junchao Zhang , Kun Cheng , Hanting Chen , Yong Guo , Mingrui Zhu , Nannan Wang , Xinbo Gao , Jie Hu

Several recent studies have attempted to autoregressively generate continuous speech representations without discrete speech tokens by combining diffusion and autoregressive models, yet they often face challenges with excessive…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-09 Dongya Jia , Zhuo Chen , Jiawei Chen , Chenpeng Du , Jian Wu , Jian Cong , Xiaobin Zhuang , Chumin Li , Zhen Wei , Yuping Wang , Yuxuan Wang

Deep generative models have emerged as promising tools for detecting arbitrary anomalies in data, dispensing with the necessity for manual labelling. Recently, autoregressive transformers have achieved state-of-the-art performance for…

Blind super-resolution methods based on stable diffusion showcase formidable generative capabilities in reconstructing clear high-resolution images with intricate details from low-resolution inputs. However, their practical applicability is…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Rui Xie , Chen Zhao , Kai Zhang , Zhenyu Zhang , Jun Zhou , Jian Yang , Ying Tai

Recently, diffusion models have emerged as promising newcomers in the field of generative models, shining brightly in image generation. However, when employed for object removal tasks, they still encounter issues such as generating random…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Wenhao Sun , Benlei Cui , Xue-Mei Dong , Jingqun Tang