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Updated: Jan 31, 2026

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PhysEmbedFormer: PV発電の数日前予測のための物理学誘導型解釈可能アーキテクチャ
Yue Yu1, Pavel Loskot2, Yu Gao3
1College of Information Science and Electronic Engineering, Zhejiang University, Hangzhou, 310058, China.
Scientific reports
|January 29, 2026
まとめ
PhysEmbedFormerは、物理学とデータ駆動型手法を組み合わせて太陽光発電(PV)電力予測を強化します。この物理学誘導型アーキテクチャは、予測精度と気象変動に対する堅牢性を向上させます。
科学分野:
- 再生可能エネルギーシステム
- 人工知能
- 時系列分析
背景:
- 正確な太陽光発電(PV)電力予測は、グリッドの安定性とエネルギー価格設定に不可欠です。
- 従来のモデルは精度または解釈可能性が不足しており、データ駆動型モデルは天候によるデータシフトに苦労しています。
研究 の 目的:
- 堅牢なPV電力予測のための新しい物理学誘導型アーキテクチャであるPhysEmbedFormerを導入すること。
- 気象データと物理ベースコンポーネントを統合することにより、解釈可能性と精度を向上させること。
主な方法:
- PV時系列を物理学推定コンポーネントと残差コンポーネントに分解すること。
- クロスモダリティモジュールを使用したコンポーネントの共同埋め込み。
- 分布マッチングのためのデュアルステージコルモゴロフ・アーノルドネットワーク(KAN)による洗練。
主要な成果:
- PhysEmbedFormerは、既存のアーキテクチャと比較して、MAEとRMSEが低く、R²が高くなりました。
- 分布シフトに対する堅牢性と、狭い予測間隔(95%CI)を実証しました。
- 複数のPVデータセットにわたって、最大72時間先までの効果的な予測。
結論:
- PhysEmbedFormerは、PV電力予測のための堅牢で解釈可能なアプローチを提供します。
- 物理学誘導型の手法は、太陽放射の天候依存の変動を効果的に処理します。
- このアーキテクチャは、再生可能エネルギー源のグリッド統合と管理を改善します。
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