Results 11 to 20 of about 27,298 (312)

Between Subgraph Isomorphism and Maximum Common Subgraph [PDF]

open access: yesProceedings of the AAAI Conference on Artificial Intelligence, 2017
When a small pattern graph does not occur inside a larger target graph, we can ask how to find "as much of the pattern as possible" inside the target graph. In general, this is known as the maximum common subgraph problem, which is much more computationally challenging in practice than subgraph isomorphism.
Ruth Hoffmann   +2 more
core   +3 more sources

SubRank: Subgraph Embeddings via a Subgraph Proximity Measure [PDF]

open access: yes, 2020
Representation learning for graph data has gained a lot of attention in recent years. However, state-of-the-art research is focused mostly on node embeddings, with little effort dedicated to the closely related task of computing subgraph embeddings.
Oana Balalau, Sagar Goyal
openaire   +3 more sources

In-Memory Caching for Enhancing Subgraph Accessibility

open access: yesApplied Sciences, 2020
Graphs have been utilized in various fields because of the development of social media and mobile devices. Various studies have also been conducted on caching techniques to reduce input and output costs when processing a large amount of graph data.
Kyoungsoo Bok   +4 more
doaj   +1 more source

The t-Graphs over Finitely Generated Groups and the Minkowski Metric

open access: yesMathematics, 2022
In this paper, we introduce t-graphs defined on finitely generated groups. We study some general aspects of the t-graphs on two-generator groups, emphasizing establishing necessary conditions for their connectedness.
Gabriela Diaz-Porto   +2 more
doaj   +1 more source

Subgraph densities in a surface [PDF]

open access: yesCombinatorics, Probability and Computing, 2022
AbstractGiven a fixed graphHthat embeds in a surface$\Sigma$, what is the maximum number of copies ofHin ann-vertex graphGthat embeds in$\Sigma$? We show that the answer is$\Theta(n^{f(H)})$, wheref(H) is a graph invariant called the ‘flap-number’ ofH, which is independent of$\Sigma$.
Huynh, T., Joret, G., Wood, D. R.
openaire   +5 more sources

Significant subgraph mining for neural network inference with multiple comparisons correction [PDF]

open access: yes, 2022
We describe how the recently introduced method of significant subgraph mining can be employed as a useful tool in neural network comparison. It is applicable whenever the goal is to compare two sets of unweighted graphs and to determine differences in ...
Gutknecht, Aaron J.   +3 more
core   +1 more source

Stochastic Subgraph Neighborhood Pooling for Subgraph Classification

open access: yesProceedings of the 32nd ACM International Conference on Information and Knowledge Management, 2023
Subgraph classification is an emerging field in graph representation learning where the task is to classify a group of nodes (i.e., a subgraph) within a graph. Subgraph classification has applications such as predicting the cellular function of a group of proteins or identifying rare diseases given a collection of phenotypes.
Shweta Ann Jacob   +2 more
openaire   +2 more sources

Subgraph nomination: query by example subgraph retrieval in networks

open access: yesStatistics and Computing, 2023
37 pages, 11 ...
Al-Fahad M. Al-Qadhi   +3 more
openaire   +2 more sources

Knowledge Graph Link Prediction Based on Subgraph Reasoning [PDF]

open access: yesJisuanji kexue yu tansuo, 2022
Relationship prediction in knowledge graph aims to identify and infer new relationships from existing data, and provides knowledge services for many downstream tasks.
YU Huilin, CHEN Wei, WANG Qi, GAO Jianwei, WAN Huaiyu
doaj   +1 more source

The Anonymous Subgraph Problem [PDF]

open access: yesComputers & Operations Research, 2013
In this work we address the Anonymous Subgraph Problem (ASP). The problem asks to decide whether a directed graph contains anonymous subgraphs of a given family. This problem has a number of practical applications and here we describe three of them (Secret Santa Problem, anonymous routing, robust paths) that can be formulated as ASPs.
Andrea Bettinelli   +3 more
openaire   +3 more sources

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