L1/Absolute Norm (||·||1) is a norm (||·||) defined as ||𝑣̅|| = 𝐿1 = ||𝑣̅||1 = 𝛴1≤𝑖≤𝑛|𝑣̅𝑖| where 𝑣̅ is a vector in ℝ𝑛 is used to calculate L1 Distance Metric Other Relationships Between Lp Norms