Minseok Kim et al. 2023. Fault Detection Method Based on k-Nearest Neighbor Normalization and Weight Local Outlier Factor for Multimode Process Circulating Fluidized Bed Boiler. Research and Developments in Engineering Research Vol. 1. (Mar. 2023), 129–163. DOI:https://doi.org/10.9734/bpi/rader/v1/18871D.