CAJ | 학술논문

论述了均值变点分析理论的原理、分析方法，并将其应用于输油管道DTS监测数据分析与处理中，采用变点的离散模型机最小二乘估计对多变点数据进行变点估计，计算出了变点的跳跃度。通过试验分析表明，该方法能够准确的定位变点的大小、位置和数量，能有效地应用于管道监测数据处理应用中。
논술료균치변점분석이론적원리、분석방법，병장기응용우수유관도DTS감측수거분석여처리중，채용변점적리산모형궤최소이승고계대다변점수거진행변점고계，계산출료변점적도약도。통과시험분석표명，해방법능구준학적정위변점적대소、위치화수량，능유효지응용우관도감측수거처리응용중。
On the point of theory and analysis method of mean value change ,it was applied in the processing of DTS monitoring data of oil pipeline .The model machine of least squares estimation change -point was used in multivariate data and in calculating the jump change point .Its test indicated that this method can present accurately the proportion ,the position and the quantity of change point in pipeline monitoring data processing .