Conclusion and the result showed that the proposed method performed better, exact orientation of rotation direction and rotational Angle sizediscrimination has also been done.
结论得到了良好的识别效果，并实现了旋转方向的准确定位和旋转角度大小的比较判别。
2
Application of these methods to prediction of collapse size of expansive soil slope shows that the accuracy of prediction is improved obviously by using this set of discrimination methods.