%0 Journal Article %A P. J. Olver %T The Symmetry Groupoid and Weighted Signature of a Geometric Object %J Journal of Lie Theory %D 2016 %P 235-267 %V 26 %N 1 %U https://jolt.centre-mersenne.org/articles/10.5802/jolt.890/ %R 10.5802/jolt.890 %F JOLT_2016_26_1_a12