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相关论文: Semantic Level of Detail for Knowledge Graphs: Dis…

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The Semantic Layered Embedding Diffusion (SLED) mechanism redefines the representation of hierarchical semantics within transformer-based architectures, enabling enhanced contextual consistency across a wide array of linguistic tasks. By…

计算与语言 · 计算机科学 2025-03-26 Irin Kabakum , Thomas Montgomery , Daniel Ravenwood , Genevieve Harrington

Diffusion models have shown promise in text generation, but often struggle with generating long, coherent, and contextually accurate text. Token-level diffusion doesn't model word-order dependencies explicitly and operates on short, fixed…

计算与语言 · 计算机科学 2025-05-27 Xiaochen Zhu , Georgi Karadzhov , Chenxi Whitehouse , Andreas Vlachos

Most recent works focus on answering first order logical queries to explore the knowledge graph reasoning via multi-hop logic predictions. However, existing reasoning models are limited by the circumscribed logical paradigms of training…

机器学习 · 计算机科学 2023-06-07 Xiaoying Xie , Biao Gong , Yiliang Lv , Zhen Han , Guoshuai Zhao , Xueming Qian

Semi-supervised learning (SSL) is an indispensable tool when there are few labeled entities and many unlabeled entities for which we want to predict labels. With graph-based methods, entities correspond to nodes in a graph and edges…

机器学习 · 计算机科学 2017-01-23 Edith Cohen

Precise and accurate predictions over boundary areas are essential for semantic segmentation. However, the commonly-used convolutional operators tend to smooth and blur local detail cues, making it difficult for deep models to generate…

计算机视觉与模式识别 · 计算机科学 2023-02-07 Haoru Tan , Sitong Wu , Jimin Pi

The absence of intrinsic adjacency relations and orientation systems in hypergraphs creates fundamental challenges for constructing sheaf Laplacians of arbitrary degrees. We resolve these limitations through symmetric simplicial sets…

机器学习 · 计算机科学 2025-08-01 Seongjin Choi , Gahee Kim , Yong-Geun Oh

Recently, several approaches have emerged for generating neural representations with multiple levels of detail (LODs). LODs can improve the rendering by using lower resolutions and smaller model sizes when appropriate. However, existing…

计算机视觉与模式识别 · 计算机科学 2023-09-22 David Li , Brandon Y. Feng , Amitabh Varshney

Knowledge distillation is a technique to enhance the generalization ability of a student model by exploiting outputs from a teacher model. Recently, feature-map based variants explore knowledge transfer between manually assigned…

计算机视觉与模式识别 · 计算机科学 2021-08-31 Defang Chen , Jian-Ping Mei , Yuan Zhang , Can Wang , Yan Feng , Chun Chen

Graph neural networks (GNNs) have led to major breakthroughs in a variety of domains such as drug discovery, social network analysis, and travel time estimation. However, they lack interpretability which hinders human trust and thereby…

机器学习 · 计算机科学 2023-12-05 Jonas Jürß , Lucie Charlotte Magister , Pietro Barbiero , Pietro Liò , Nikola Simidjievski

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

In this work, we demonstrate yet another approach to tackle the amodal segmentation problem. Specifically, we first introduce a new representation, namely a semantics-aware distance map (sem-dist map), to serve as our target for amodal…

计算机视觉与模式识别 · 计算机科学 2019-08-23 Ziheng Zhang , Anpei Chen , Ling Xie , Jingyi Yu , Shenghua Gao

Semantic segmentation demands dense pixel-level annotations, which can be prohibitively expensive - especially under extremely constrained labeling budgets. In this paper, we address the problem of low-budget active learning for semantic…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Jeongin Kim , Wonho Bae , YouLee Han , Giyeong Oh , Youngjae Yu , Danica J. Sutherland , Junhyug Noh

Graph-level representation learning is important in a wide range of applications. Existing graph-level models are generally built on i.i.d. assumption for both training and testing graphs. However, in an open world, models can encounter…

机器学习 · 计算机科学 2024-07-19 Zhihao Ding , Jieming Shi , Shiqi Shen , Xuequn Shang , Jiannong Cao , Zhipeng Wang , Zhi Gong

In this paper we introduce Hierarchical Diffusion Language Models (HDLM) -- a novel family of discrete diffusion models for language modeling. HDLM builds on a hierarchical vocabulary where low-level tokens with detailed semantics are…

计算与语言 · 计算机科学 2025-10-13 Cai Zhou , Chenyu Wang , Dinghuai Zhang , Shangyuan Tong , Yifei Wang , Stephen Bates , Tommi Jaakkola

Automated knowledge graph (KG) construction is essential for navigating the rapidly expanding body of scientific literature. However, existing approaches struggle to recognize long multi-word entities, often fail to generalize across…

计算与语言 · 计算机科学 2026-03-25 Devvrat Joshi , Islem Rekik

The exponential surge in high-resolution remote sensing data faces a severe bottleneck in satellite-to-ground transmission. Limited downlink bandwidth forces the use of extreme high-ratio compression, which irreversibly destroys…

计算机视觉与模式识别 · 计算机科学 2026-04-29 Yun Li , Xianju Li

In actual industrial production, the assessment of the steel plate welding effect is an important task, and the segmentation of the weld section is the basis of the assessment. This paper proposes an industrial weld segmentation network…

计算机视觉与模式识别 · 计算机科学 2022-07-12 Qi Wang , Jingwu Mei

Out-of-Distribution (OOD) detection is a cornerstone for the safe deployment of AI systems in the open world. However, existing methods treat OOD detection as a binary classification problem, a cognitive flattening that fails to distinguish…

机器学习 · 统计学 2025-10-16 Ningkang Peng , Yuzhe Mao , Yuhao Zhang , Linjin Qian , Qianfeng Yu , Yanhui Gu , Yi Chen , Li Kong

Graph-based semi-supervised learning (SSL) algorithms predict labels for all nodes based on provided labels of a small set of seed nodes. Classic methods capture the graph structure through some underlying diffusion process that propagates…

机器学习 · 计算机科学 2017-03-16 Eliav Buchnik , Edith Cohen

Scientific inquiry requires systems-level reasoning that integrates heterogeneous experimental data, cross-domain knowledge, and mechanistic evidence into coherent explanations. While Large Language Models (LLMs) offer inferential…

人工智能 · 计算机科学 2026-01-09 Isabella A. Stewart , Markus J. Buehler
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