<- lower limit 3 +--+ | | +----+ | | | | <- lower limit 2 +---+ | | | | | | ~~~+---+----+--+ <- lower limit 1 <-cell area-> | | Step 1: area adjustment | | v v <- lower limit 3 +--+ +--+ | | | +----+ | | | | | <- lower limit 2 | | | | | | | | +--+----+--+ <- lower limit 1 | | Step 2: category maxima | | v v <- lower limit 3 +--+ | | +-------+ | | | | <- lower limit 2 | | | | | | +-------+--+ <- lower limit 1 | | Step 3: category minima | | v v <- lower limit 3 +----------+ | | | | <- lower limit 2 | | | | +----------+ <- lower limit 1 FIGURE 3: ICE REDISTRIBUTION ALGORITHM