GhostConv+CA-YOLOv8n:リアルな複雑な背景の低レベルの特徴を集約した,米の害虫検出のための軽量なネットワーク
1College of Information and Electrical Engineering, Heilongjiang Bayi Agricultural University, Daqing, China.
Frontiers in plant science
|August 29, 2025
まとめ
この研究は,効率的な米の害虫検出のための軽量なディープラーニングモデル,GhostConv+CA-YOLOv8nを紹介しています. 複雑なフィールド条件で高い精度とリコールを達成し,既存の方法の限界に対処します.
科学分野:
- 農業科学
- コンピュータ・ビジョン
- 深層学習
背景:
- 複雑な背景と限られたリソースのために 稲の害虫検出のための ディープラーニングモデルは 現実のフィールドでの性能の低下と闘っています
- 既存の方法は,遮断されたまたは様々なスケールの害虫に対する不十分な特徴表現を示し,エッジデバイスには計算的に高価です.
研究 の 目的:
- 困難なフィールド環境で米の害虫を正確に検出するための軽量で効率的なオブジェクト検出フレームワークを開発する.
- 機能表現を改善し,計算コストを削減し,ペスト検出のための境界ボックスの回帰とクラス不均衡の処理を強化します.
主な方法:
- GhostConv+CA-YOLOv8nを導入し,パラメータ削減とコンテキストアグリゲーション (CA) のためのGhostConvモジュールを統合した軽量なフレームワークである.
- 訓練中のクラス不均衡に対処するために,ターゲット形態とスライド損失を考慮して,改善された境界ボックスの回帰のための Shape-IoUを使用しました.
- Ricepest15のデータセットとIP102のベンチマークをベースにモデルを評価した.
主要な成果:
- GhostConv+CA-YOLOv8nは,Ricepest15で89. 959%の精度と82. 258%のリコールを達成し,YOLOv8nのベースラインを1. 34%少ないパラメータで上回った.
- このモデルは,mAP (94. 527% vs. ベースライン84. 994%) とIP102ベンチマークにおける一般化能力の有意な改善を示した.
- IP102データセットでは,F1スコア (4.49%),精度 (5.452%),およびリコール (3.407%) で顕著な改善を達成しました.
結論:
- GhostConv+CA-YOLOv8nは リアルタイムで米の害虫を検出する 実践的なソリューションで 高い精度と 計算効率のバランスをとって スマートな農業を実現します
- 提案された枠組みは,フィールドペストモニタリングにおける遮断,スケール変動,計算上の制約の課題を効果的に解決します.
- この研究は,持続可能な効率的な米栽培に不可欠な 害虫検知システムの進歩に寄与します.
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