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fix: lower threshold for small order images (284x106)
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Admin
2026-07-17 20:52:36 +00:00
parent 1187a35fcf
commit 16e49a6d9e
1 changed files with 2 additions and 2 deletions
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internal/captcha/handler.go
+2 -2
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@@ -896,8 +896,8 @@ func (h *Handler) detectYOLO(modelName, imageBase64 string) (*DetectionResult, e
// 需要转置 + NMS 后处理，坐标从 640x640 缩放到原图尺寸 // 需要转置 + NMS 后处理，坐标从 640x640 缩放到原图尺寸
// 对于小图片（order 提示图）使用更低的置信度阈值 // 对于小图片（order 提示图）使用更低的置信度阈值
confThresh := 0.25 confThresh := 0.25
if origW < 200 || origH < 100 { if origW < 300 || origH < 150 {
confThresh = 0.1 // 小图使用更低阈值 confThresh = 0.05 // 小图使用更低阈值
} }
detections := postprocessYOLO(output, origW, origH, confThresh, 0.45) detections := postprocessYOLO(output, origW, origH, confThresh, 0.45)