フロリダ州における呼吸器シンチチアルウイルス感染症の一般化された分数モデリングと最適な制御
1Department of Electrical Engineering, University of Bojnord, P.O. Box, 94531-1339, Bojnord, Iran. a.jajarmi@ub.ac.ir.
Scientific reports
|February 18, 2026
まとめ
この研究では,呼吸器シンチチアルウイルス (RSV) 感染症の動態を分析するために, ψ-Caputo の派生式を用いた分数 SEIR モデルを導入しています. 最適な制御戦略は,この分数モデルが標準モデルと比較して感染症例を効果的に減らすことを示しています.
科学分野:
- エピデミオロジー エピデミオロジー
- 数学生物学数学生物学について
- 微分数式微積算法について
背景:
- ヒト呼吸器同胞性ウイルス (RSV) は,公衆衛生上の大きな課題となっています.
- 伝統的なSEIRモデルでは,記憶と遺伝効果を含む複雑な疾患のダイナミクスを完全に捉えることはできません.
研究 の 目的:
- ψ-Caputo派生を用いたRSV感染のための一般化された分数順位のSEIRモデルを開発および分析する.
- モデルの理論的性質と数値的な解を調査する.
- RSVの拡散を緩和するための最適な制御戦略の有効性を評価する.
主な方法:
- ψ-Caputo微分を組み込む一般化された分数順のSEIRモデルの作成.
- 分数初期値問題に対する解の存在と唯一性の数学的な証明.
- 分数モデルを解くための効率的な数学的方法の開発と検証.
- 制御変数として処理する最適制御理論の適用.
主要な成果:
- ψ-Caputo分数SEIRモデルは,分数順序 (α) に対する感受性を示し,柔軟な疾患動態を提供します.
- モデルの理論的な妥当性が厳格に確立された.
- 数値シミュレーションにより,モデルの収束と誤差限界が確認されました.
- 分数型モデルに適用された最適な制御戦略は,整数型モデルと比較して,感染した個体における優越した減少を示しました.
結論:
- 分数型 ψ-Caputo SEIRモデルは,RSV感染の動態を理解するためのより柔軟で正確なアプローチを提供します.
- 開発された最適な制御枠組みは,RSVの発生を緩和するための有望な戦略を提供します.
- このモデリングアプローチは,感染症の予測と制御に潜在力を備えています.
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