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Inference-time computation techniques, analogous to human System 2 Thinking, have recently become popular for improving model performances. However, most existing approaches suffer from several limitations: they are modality-specific (e.g.,…

Diffusion models are a powerful class of generative models capable of producing high-quality images from pure noise using a simple text prompt. While most methods which introduce additional spatial constraints into the generated images…

计算机视觉与模式识别 · 计算机科学 2024-09-18 Zakaria Patel , Kirill Serkh

We propose a Distributional Approach for addressing Controlled Text Generation from pre-trained Language Models (LMs). This approach permits to specify, in a single formal framework, both "pointwise" and "distributional" constraints over…

计算与语言 · 计算机科学 2021-05-07 Muhammad Khalifa , Hady Elsahar , Marc Dymetman

Recent advances in text-to-image diffusion models have enabled the photorealistic generation of images from text prompts. Despite the great progress, existing models still struggle to generate compositional multi-concept images naturally,…

计算机视觉与模式识别 · 计算机科学 2023-10-12 Hazarapet Tunanyan , Dejia Xu , Shant Navasardyan , Zhangyang Wang , Humphrey Shi

The conditional text-to-image diffusion models have garnered significant attention in recent years. However, the precision of these models is often compromised mainly for two reasons, ambiguous condition input and inadequate condition…

计算机视觉与模式识别 · 计算机科学 2024-03-28 Sicheng Li , Keqiang Sun , Zhixin Lai , Xiaoshi Wu , Feng Qiu , Haoran Xie , Kazunori Miyata , Hongsheng Li

Energy-Based Models (EBMs) assign unnormalized log-probability to data samples. This functionality has a variety of applications, such as sample synthesis, data denoising, sample restoration, outlier detection, Bayesian reasoning, and many…

机器学习 · 统计学 2019-12-23 Zengyi Li , Yubei Chen , Friedrich T. Sommer

We motivate Energy-Based Models (EBMs) as a promising model class for continual learning problems. Instead of tackling continual learning via the use of external memory, growing models, or regularization, EBMs change the underlying training…

机器学习 · 计算机科学 2025-03-05 Shuang Li , Yilun Du , Gido M. van de Ven , Igor Mordatch

In this paper, we propose conjugate energy-based models (CEBMs), a new class of energy-based models that define a joint density over data and latent variables. The joint density of a CEBM decomposes into an intractable distribution over…

机器学习 · 计算机科学 2021-06-28 Hao Wu , Babak Esmaeili , Michael Wick , Jean-Baptiste Tristan , Jan-Willem van de Meent

Recent advancements in diffusion-based text-to-image (T2I) models have enabled the generation of high-quality and photorealistic images from text. However, they often exhibit societal biases related to gender, race, and socioeconomic…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Jeonghoon Park , Juyoung Lee , Chaeyeon Chung , Jaeseong Lee , Jaegul Choo , Jindong Gu

Recently, diffusion-based image generation methods are credited for their remarkable text-to-image generation capabilities, while still facing challenges in accurately generating multilingual scene text images. To tackle this problem, we…

计算机视觉与模式识别 · 计算机科学 2023-12-20 Lingjun Zhang , Xinyuan Chen , Yaohui Wang , Yue Lu , Yu Qiao

The field of advanced text-to-image generation is witnessing the emergence of unified frameworks that integrate powerful text encoders, such as CLIP and T5, with Diffusion Transformer backbones. Although there have been efforts to control…

计算机视觉与模式识别 · 计算机科学 2025-02-28 Liang Chen , Shuai Bai , Wenhao Chai , Weichu Xie , Haozhe Zhao , Leon Vinci , Junyang Lin , Baobao Chang

Text-to-image diffusion models rely on text embeddings from a pre-trained text encoder, but these embeddings remain fixed across all diffusion timesteps, limiting their adaptability to the generative process. We propose Diffusion Adaptive…

机器学习 · 计算机科学 2025-10-29 Byeonghu Na , Minsang Park , Gyuwon Sim , Donghyeok Shin , HeeSun Bae , Mina Kang , Se Jung Kwon , Wanmo Kang , Il-Chul Moon

Recent works show that text-to-image generative models are surprisingly vulnerable to a variety of poisoning attacks. Empirical results find that these models can be corrupted by altering associations between individual text prompts and…

密码学与安全 · 计算机科学 2024-09-20 Wenxin Ding , Cathy Y. Li , Shawn Shan , Ben Y. Zhao , Haitao Zheng

Subject-driven text-to-image diffusion models empower users to tailor the model to new concepts absent in the pre-training dataset using a few sample images. However, prevalent subject-driven models primarily rely on single-concept input…

计算机视觉与模式识别 · 计算机科学 2024-02-16 Junjie Shentu , Matthew Watson , Noura Al Moubayed

This paper presents the Text Encoding Diffusion Model (TEncDM), a novel approach to diffusion modeling that operates in the space of pre-trained language model encodings. In contrast to traditionally used embeddings, encodings integrate…

Deep Text-to-Image Synthesis (TIS) models such as Stable Diffusion have recently gained significant popularity for creative Text-to-image generation. Yet, for domain-specific scenarios, tuning-free Text-guided Image Editing (TIE) is of…

计算机视觉与模式识别 · 计算机科学 2024-03-07 Bingyan Liu , Chengyu Wang , Tingfeng Cao , Kui Jia , Jun Huang

Erasing specific concepts from text-to-image diffusion models is essential for avoiding the generation of copyrighted and explicit content. Closed-form concept erasure methods offer a fast alternative to backpropagation-based techniques,…

机器学习 · 计算机科学 2026-05-12 Nicola Novello , Andrea M. Tonello

Text-to-image diffusion models can synthesize high-quality images, yet the outcome is notoriously sensitive to the random seed: different initial seeds often yield large variations in image quality and prompt-image alignment. We revisit…

计算机视觉与模式识别 · 计算机科学 2026-05-20 Yunzhe Zhang , Hongfu Liu , Pengyu Hong

Recent advancements in Unified Multimodal Models (UMMs) have enabled remarkable image understanding and generation capabilities. However, while models like Gemini-2.5-Flash-Image show emerging abilities to reason over multiple related…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Mingrui Wu , Hang Liu , Jiayi Ji , Xiaoshuai Sun , Rongrong Ji

Recently, zero-shot image captioning has gained increasing attention, where only text data is available for training. The remarkable progress in text-to-image diffusion model presents the potential to resolve this task by employing…

计算机视觉与模式识别 · 计算机科学 2025-01-03 Jianjie Luo , Jingwen Chen , Yehao Li , Yingwei Pan , Jianlin Feng , Hongyang Chao , Ting Yao