Figure 3
From: Column generation for frequency assignment in slow frequency hopping networks

Improving variables found. The number of improving (negative reduced costs) variables per pricing step for the first stage problem in the Siemens1 instance.
From: Column generation for frequency assignment in slow frequency hopping networks
Improving variables found. The number of improving (negative reduced costs) variables per pricing step for the first stage problem in the Siemens1 instance.