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Feature learning on point clouds has shown great promise, with the introduction of effective and generalizable deep learning frameworks such as pointnet++. Thus far, however, point features have been abstracted in an independent and…

计算机视觉与模式识别 · 计算机科学 2018-03-16 Chu Wang , Babak Samari , Kaleem Siddiqi

Partitioning graphs into blocks of roughly equal size such that few edges run between blocks is a frequently needed operation in processing graphs. Recently, size, variety, and structural complexity of these networks has grown dramatically.…

数据结构与算法 · 计算机科学 2018-10-16 Yaroslav Akhremtsev , Peter Sanders , Christian Schulz

Graph are a ubiquitous data representation, as they represent a flexible and compact representation. For instance, the 3D structure of RNA can be efficiently represented as $\textit{2.5D graphs}$, graphs whose nodes are nucleotides and…

机器学习 · 计算机科学 2021-09-21 Vincent Mallet , Carlos G. Oliver , William L. Hamilton

We present a scalable approach for semi-supervised learning on graph-structured data that is based on an efficient variant of convolutional neural networks which operate directly on graphs. We motivate the choice of our convolutional…

机器学习 · 计算机科学 2017-02-23 Thomas N. Kipf , Max Welling

Graphs have a superior ability to represent relational data, like chemical compounds, proteins, and social networks. Hence, graph-level learning, which takes a set of graphs as input, has been applied to many tasks including comparison,…

Graph neural networks (GNNs) have demonstrated a significant success in various graph learning tasks, from graph classification to anomaly detection. There recently has emerged a number of approaches adopting a graph pooling operation…

机器学习 · 计算机科学 2023-03-28 Yuzhou Chen , Yulia R. Gel

Graph neural networks (GNN) extends deep learning to graph-structure dataset. Similar to Convolutional Neural Networks (CNN) using on image prediction, convolutional and pooling layers are the foundation to success for GNN on graph…

机器学习 · 计算机科学 2023-02-28 Lingjie Kong , Yun Liao

Most existing deep multi-task learning models are based on parameter sharing, such as hard sharing, hierarchical sharing, and soft sharing. How choosing a suitable sharing mechanism depends on the relations among the tasks, which is not…

计算与语言 · 计算机科学 2019-11-19 Tianxiang Sun , Yunfan Shao , Xiaonan Li , Pengfei Liu , Hang Yan , Xipeng Qiu , Xuanjing Huang

Graphs are widely used for describing systems made up of many interacting components and for understanding the structure of their interactions. Various statistical models exist, which describe this structure as the result of a combination…

统计方法学 · 统计学 2021-06-28 Louis Duvivier , Rémy Cazabet , Céline Robardet

Hypergraph is a general way of representing high-order relations on a set of objects. It is a generalization of graph, in which only pairwise relations can be represented. It finds applications in various domains where relationships of more…

机器学习 · 统计学 2021-05-19 Canh Hao Nguyen , Hiroshi Mamitsuka

Graph pooling has gained attention for its ability to obtain effective node and graph representations for various downstream tasks. Despite the recent surge in graph pooling approaches, there is a lack of standardized experimental settings…

机器学习 · 计算机科学 2026-04-03 Pengyun Wang , Junyu Luo , Yanxin Shen , Ming Zhang , Shaoen Qin , Hanwen Xing , Siyu Heng , Xiao Luo

The graph structure is a commonly used data storage mode, and it turns out that the low-dimensional embedded representation of nodes in the graph is extremely useful in various typical tasks, such as node classification, link prediction ,…

社会与信息网络 · 计算机科学 2020-08-03 Xing Li , Wei Wei , Xiangnan Feng , Xue Liu , Zhiming Zheng

Hierarchical abstractions are a methodology for solving large-scale graph problems in various disciplines. Coarsening is one such approach: it generates a pyramid of graphs whereby the one in the next level is a structural summary of the…

机器学习 · 计算机科学 2020-12-08 Tengfei Ma , Jie Chen

Drug combination therapy is a well-established strategy for disease treatment with better effectiveness and less safety degradation. However, identifying novel drug combinations through wet-lab experiments is resource intensive due to the…

机器学习 · 计算机科学 2023-01-18 Zhihang Hu , Qinze Yu , Yucheng Guo , Taifeng Wang , Irwin King , Xin Gao , Le Song , Yu Li

Manifold learning now plays a very important role in machine learning and many relevant applications. Although its superior performance in dealing with nonlinear data distribution, data sparsity is always a thorny knot. There are few…

机器学习 · 计算机科学 2019-09-17 Shenglan Liu , Yang Yu , Yang Liu , Hong Qiao , Lin Feng , Jiashi Feng

Inspired by the conventional pooling layers in convolutional neural networks, many recent works in the field of graph machine learning have introduced pooling operators to reduce the size of graphs. The great variety in the literature stems…

机器学习 · 计算机科学 2024-03-26 Daniele Grattarola , Daniele Zambon , Filippo Maria Bianchi , Cesare Alippi

Denoising-based models, including diffusion and flow matching, have led to substantial advances in graph generation. Despite this progress, such models remain constrained by two fundamental limitations: a computational cost that scales…

机器学习 · 计算机科学 2026-04-02 Yoann Boget , Pablo Strasser , Alexandros Kalousis

Following the milestones in large language models (LLMs) and multimodal models, we have seen a surge in applying LLMs to biochemical tasks. Leveraging graph features and molecular text representations, LLMs can tackle various tasks, such as…

机器学习 · 计算机科学 2025-02-14 Chengxin Hu , Hao Li , Yihe Yuan , Jing Li , Ivor Tsang

The process of pooling vertices involves the creation of a new vertex, which becomes adjacent to all the vertices that were originally adjacent to the endpoints of the vertices being pooled. After this, the endpoints of these vertices and…

机器学习 · 计算机科学 2025-09-23 Shanookha Ali , Nitha Niralda , Sunil Mathew

Groups with complex set intersection relations are a natural way to model a wide array of data, from the formation of social groups to the complex protein interactions which form the basis of biological life. One approach to representing…

机器学习 · 计算机科学 2025-01-15 Sepideh Maleki , Josh Vekhter , Keshav Pingali