A Quality Control Method Based on an Improved Kernel Regression Algorithm for Surface Air Temperature Observations

Figure 8

Comparison of the two types of errors under different values, taking (a) IKR-BH, (b) IDW-BH, (c) SRT-BH, (d) IKR-HK, (e) IDW-HK, (f) SRT-HK, (g) IKR-LS, (h) IDW-LS, (i) SRT-LS, (j) IKR-MH, (k) IDW-MH, and (l) SRT-MH as examples.

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