Papers › LINE: Large-scale Information Network Embedding

LINE: Large-scale Information Network Embedding

12 Mar 2015arXiv:1503.03578archive 2025-07-28

Jian Tang, Meng Qu, Mingzhe Wang, Ming Zhang, Jun Yan, Qiaozhu Mei

This paper studies the problem of embedding very large information networks into low-dimensional vector spaces, which is useful in many tasks such as visualization, node classification, and link prediction. Most existing graph embedding methods do not scale for real world information networks which usually contain millions of nodes. In this paper, we propose a novel network embedding method called the "LINE," which is suitable for arbitrary types of information networks: undirected, directed, and/or weighted. The method optimizes a carefully designed objective function that preserves both the local and global network structures. An edge-sampling algorithm is proposed that addresses the limitation of the classical stochastic gradient descent and improves both the effectiveness and the efficiency of the inference. Empirical experiments prove the effectiveness of the LINE on a variety of real-world information networks, including language networks, social networks, and citation networks. The algorithm is very efficient, which is able to learn the embedding of a network with millions of vertices and billions of edges in a few hours on a typical single machine. The source code of the LINE is available online.

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tangjianpku/LINE officialmentioned in paper report
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ink-usc/request mentioned on GitHubMIT report
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Tasks

Graph EmbeddingLink PredictionNetwork EmbeddingNode Classification

Results from the paper archive 2025-07-28

TaskDatasetModelMetricValueRank at snapshotLeaderboardReport
Node Classification Eximtradedata LINE Accuracy 20.50% #3 of 5 Archive leaderboard report
Node Classification Eximtradedata LINE Macro-F1 0.192 #3 of 5 Archive leaderboard report
Node Classification Wikipedia LINE Accuracy 17.50% #4 of 6 Archive leaderboard report
Node Classification Wikipedia LINE Macro-F1 0.164 #4 of 6 Archive leaderboard report

Ranks are positions in the archive's leaderboards as they stood at the 2025-07-28 snapshot. Results published since then are not among these rows, so a rank here is not a current standing.

Methods

LINE

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