average error methodの例文

• Many functions such as field information map , contrastive map of yearly yield , prescription map , etc . can be made . in order to improve using accuracy of agricultural gps , by analyzing the error of point , polyline , polygon , several methods are produced such as arithmetic average value , least squares , adding control points , etc . their principles , features and limitations are also analyzed and discussed . the mathematic model of average error method included in adding control points is established