Pile-up Mitigation: Straw Picker, Variable R Table of Contents Settings 4 Tops Dijets Z' Settings Grid spacing: $0.5$ jet $R = 0.2$, $0.4$, $0.7$ $p_\mathrm{T}^{\min} = 10~\mathrm{GeV}$ $N^{\max} = 12$ 4 tops Resolution R = 0.2 R = 0.4 R = 0.6 Bias R = 0.2 R = 0.4 R = 0.6 ρ Difference R = 0.2 R = 0.4 R = 0.6 4 tops Resolution R = 0.2 R = 0.4 R = 0.6 Bias R = 0.2 R = 0.4 R = 0.6 ρ Difference R = 0.2 R = 0.4 R = 0.6 4 tops Resolution R = 0.2 R = 0.4 R = 0.6 Bias R = 0.2 R = 0.4 R = 0.6 ρ Difference R = 0.2 R = 0.4 R = 0.6