前端人脸实时检测：性能低的机器减少检测次数

src/features/OnlineExam/Examing/FaceTracking.vue

@@ -161,11 +161,11 @@ export default {
       );
       this.singleTimeUsage = detectEndTime - detectStartTime;
 
-      if (detectTimeArray.length < 31) {
+      if (detectTimeArray.length < 11) {
         // 仅捕获一部分检测次数
         detectTimeArray.push(detectEndTime - detectStartTime);
       }
-      if (detectTimeArray.length === 31) {
+      if (detectTimeArray.length === 11) {
         detectTimeArray.shift();
         const avg =
           detectTimeArray.reduce((a, b) => a + b, 0) / detectTimeArray.length;