多batch的情况削弱>0的梯度权重

Assets/InfraredProject/WebCamera/Script/ZIM/InfraredLocate/ScreenIdentification.cs

@@ -1003,6 +1003,8 @@ namespace o0.Project
             float estimateGradient(LineIdentified line, float distanceRatio)
             {
                 var gM = ScreenGrad(line);
+                if (line.Batch > 0)       // 其他batch的图，梯度权重小
+                    gM /= 3;
                 float e = (float)Math.Sqrt(Math.Ceiling(line.Line.Length / minLength));       // 长度系数，筛选时梯度更大、长度更长的线段更优
                 float d = (10f - distanceRatio * distanceRatio) / 10f;             // 距离系数，距离越近，系数越大
                 line.ZIMGradient = e * gM + d;      // 记录一下综合梯度，新增的识别黑边功能会二次使用