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Current Multimodal Knowledge Graph Construction (MKGC) models struggle with the real-world dynamism of continuously emerging entities and relations, often succumbing to catastrophic forgetting-loss of previously acquired knowledge. This…

计算与语言 · 计算机科学 2024-05-28 Xiang Chen , Jintian Zhang , Xiaohan Wang , Ningyu Zhang , Tongtong Wu , Yuxiang Wang , Yongheng Wang , Huajun Chen

Top-leading solutions for Video Scene Graph Generation (VSGG) typically adopt an offline pipeline. Though demonstrating promising performance, they remain unable to handle real-time video streams and consume large GPU memory. Moreover,…

计算机视觉与模式识别 · 计算机科学 2025-03-19 Mu Chen , Liulei Li , Wenguan Wang , Yi Yang

Diffusion models have been the predominant generative model for tabular data generation. However, they face the conundrum of modeling under a separate versus a unified data representation. The former encounters the challenge of jointly…

机器学习 · 计算机科学 2025-12-23 Jacob Si , Zijing Ou , Mike Qu , Zhengrui Xiang , Yingzhen Li

Many real-world datasets, such as citation networks, social networks, and molecular structures, are naturally represented as heterogeneous graphs, where nodes belong to different types and have additional features. For example, in a…

机器学习 · 计算机科学 2026-02-05 Pallabee Das , Stefan Heindorf

Recent advances in deep learning have enabled the generation of realistic data by training generative models on large datasets of text, images, and audio. While these models have demonstrated exceptional performance in generating novel and…

材料科学 · 物理学 2024-06-17 Izumi Takahara , Kiyou Shibata , Teruyasu Mizoguchi

Diffusion models have emerged as a leading technique for generating images due to their ability to create high-resolution and realistic images. Despite their strong performance, diffusion models still struggle in managing image collections…

计算机视觉与模式识别 · 计算机科学 2025-12-02 Hailong Yang , Te Zhang , Kup-sze Choi , Zhaohong Deng

In the accelerating era of human-instructed visual content creation, diffusion models have demonstrated remarkable generative potential. Yet their deployment is constrained by a dual bottleneck: semantic ambiguity in diverse prompts and the…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Jie Qin , Jie Wu , Weifeng Chen , Yueming Lyu

Solving medical imaging data scarcity through semantic image generation has attracted growing attention in recent years. However, existing generative models mainly focus on synthesizing whole-organ or large-tissue structures, showing…

图像与视频处理 · 电气工程与系统科学 2025-12-19 Jiahao Xia , Yutao Hu , Yaolei Qi , Zhenliang Li , Wenqi Shao , Junjun He , Ying Fu , Longjiang Zhang , Guanyu Yang

We present DiffCollage, a compositional diffusion model that can generate large content by leveraging diffusion models trained on generating pieces of the large content. Our approach is based on a factor graph representation where each…

计算机视觉与模式识别 · 计算机科学 2023-03-31 Qinsheng Zhang , Jiaming Song , Xun Huang , Yongxin Chen , Ming-Yu Liu

World models that forecast environmental changes from actions are vital for autonomous driving models with strong generalization. The prevailing driving world model mainly build on video prediction model. Although these models can produce…

计算机视觉与模式识别 · 计算机科学 2025-02-18 Jingcheng Ni , Yuxin Guo , Yichen Liu , Rui Chen , Lewei Lu , Zehuan Wu

We introduce a diffusion-based cross-domain image translator in the absence of paired training data. Unlike GAN-based methods, our approach integrates diffusion models to learn the image translation process, allowing for more coverable…

计算机视觉与模式识别 · 计算机科学 2026-01-30 Shilong Zou , Yuhang Huang , Renjiao Yi , Chenyang Zhu , Kai Xu

Existing text-video retrieval solutions are, in essence, discriminant models focused on maximizing the conditional likelihood, i.e., p(candidates|query). While straightforward, this de facto paradigm overlooks the underlying data…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Peng Jin , Hao Li , Zesen Cheng , Kehan Li , Xiangyang Ji , Chang Liu , Li Yuan , Jie Chen

Pre-trained diffusion models have demonstrated remarkable proficiency in synthesizing images across a wide range of scenarios with customizable prompts, indicating their effective capacity to capture universal features. Motivated by this,…

计算机视觉与模式识别 · 计算机科学 2024-11-22 Yuxiang Ji , Boyong He , Chenyuan Qu , Zhuoyue Tan , Chuan Qin , Liaoni Wu

Image fusion aims to blend complementary information from multiple sensing modalities, yet existing approaches remain limited in robustness, adaptability, and controllability. Most current fusion networks are tailored to specific tasks and…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Jiayang Li , Chengjie Jiang , Junjun Jiang , Pengwei Liang , Jiayi Ma , Liqiang Nie

Semantic communications mark a paradigm shift from bit-accurate transmission toward meaning-centric communication, essential as wireless systems approach theoretical capacity limits. The emergence of generative AI has catalyzed generative…

信号处理 · 电气工程与系统科学 2026-05-08 Hai-Long Qin , Jincheng Dai , Guo Lu , Shuo Shao , Sixian Wang , Tongda Xu , Wenjun Zhang , Ping Zhang , Khaled B. Letaief

Reference-driven image completion, which restores missing regions in a target view using additional images, is particularly challenging when the target view differs significantly from the references. Existing generative methods rely solely…

计算机视觉与模式识别 · 计算机科学 2025-10-06 Beibei Lin , Tingting Chen , Robby T. Tan

This paper presents Diffusion Forcing, a new training paradigm where a diffusion model is trained to denoise a set of tokens with independent per-token noise levels. We apply Diffusion Forcing to sequence generative modeling by training a…

机器学习 · 计算机科学 2024-12-11 Boyuan Chen , Diego Marti Monso , Yilun Du , Max Simchowitz , Russ Tedrake , Vincent Sitzmann

We present diffusion-convolutional neural networks (DCNNs), a new model for graph-structured data. Through the introduction of a diffusion-convolution operation, we show how diffusion-based representations can be learned from…

机器学习 · 计算机科学 2016-07-11 James Atwood , Don Towsley

Knowledge Graphs (KGs) provide a structured representation of knowledge but often suffer from challenges of incompleteness. To address this, link prediction or knowledge graph completion (KGC) aims to infer missing new facts based on…

机器学习 · 计算机科学 2025-01-03 Wenkai Tu , Guojia Wan , Zhengchun Shang , Bo Du

Self-supervised representation learning has shown significant improvement in Natural Language Processing and 2D Computer Vision. However, existing methods face difficulties in representing 3D data because of its unordered and uneven…

计算机视觉与模式识别 · 计算机科学 2025-12-10 Pengbo Li , Yiding Sun , Haozhe Cheng