Figure 3
From: A new Approach to El Niño Prediction beyond the Spring Season

The optimized bulk adjustment factor for wind stress.
(A) The spatial distribution of the annual average in logarithmic scale22. (B) The temporal change averaged in NINO3.4 region. The map is generated by Grid Analysis and Display System (GrADS) version 2.0 (http://iges.org/grads/).