TY - RPRT TI - An improved PCA method with application to boiler leak detection. AU - Xi Sun AU - Horacio J Marquez AU - Tongwen Chen AU - Muhammad Riaz PY - 2005 DO - 10.1016/s0019-0578(07)60211-0 UR - https://pubmed.ncbi.nlm.nih.gov/16082787/ ID - 16082787 ER -