三被动雷达交叉定位，去除鬼影点和杂波，点点关联概率达到8成以上。-remove noise wave； remove false intersection points ； Data association 。

CIRCLEINTERSECT Finds intersection of two circles.Function to return the intersection points between two circles given their centres and radi.-CIRCLEINTERSECT Finds intersection of two circles.Function to return the intersection points between two c

利用前方交会和后方交会，结合像点坐标，计算物方点坐标(Using forward intersection and resection, combined with the coordinates of image points, we calculate the coordinates of the object points.)