Papers › Lightweight Temporal Self-Attention for Classifying Satellite Image Time Series

Lightweight Temporal Self-Attention for Classifying Satellite Image Time Series

1 Jul 2020arXiv:2007.00586archive 2025-07-28

Vivien Sainte Fare Garnot, Loic Landrieu

The increasing accessibility and precision of Earth observation satellite data offers considerable opportunities for industrial and state actors alike. This calls however for efficient methods able to process time-series on a global scale. Building on recent work employing multi-headed self-attention mechanisms to classify remote sensing time sequences, we propose a modification of the Temporal Attention Encoder. In our network, the channels of the temporal inputs are distributed among several compact attention heads operating in parallel. Each head extracts highly-specialized temporal features which are in turn concatenated into a single representation. Our approach outperforms other state-of-the-art time series classification algorithms on an open-access satellite image dataset, while using significantly fewer parameters and with a reduced computational complexity.

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VSainteuf/lightweight-temporal-attention-pytorch officialmentioned in papermentioned on GitHubpytorch report

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Earth ObservationTime SeriesTime Series AnalysisTime Series Classification

Results from the paper archive 2025-07-28

TaskDatasetModelMetricValueRank at snapshotLeaderboardReport
Time Series Classification s2-agri PSE+L-TAE mIoU 51.7 #1 of 2 Archive leaderboard report
Time Series Classification s2-agri PSE+L-TAE oAcc 94.3 #1 of 2 Archive leaderboard report

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