{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004955","488:4880000354","488:4880000084","488:4880000871","496:4960004805","488:4880000364","488:4880000421","488:4880000076","488:4880000363","488:4880000872","488:4880000036","496:4960005820","488:4880000490","488:4880000115","488:4880001060","488:4880000243","488:4880000099","488:4880001140","488:4880000301","488:4880000570","496:4960005547","488:4880000489","488:4880000003","488:4880000148","488:4880000035"],"twin_admin_codes":[496,488,488,488,496,488,488,488,488,488,488,496,488,488,488,488,488,488,488,488,496,488,488,488,488],"twin_sims":[0.9493608285804557,0.9174549667561807,0.9093898972363655,0.9038762052022272,0.899870464533941,0.831913830081435,0.8215492684600524,0.8104537454958627,0.8054812241895593,0.7996436862820434,0.7985309955262424,0.7969271219650601,0.795574630691873,0.7942032651993638,0.7911737145783098,0.7882914742336601,0.7875537001551987,0.7808162430108482,0.779401265770219,0.7703934576110532,0.7703487101755677,0.7657316109182116,0.7644927701599016,0.7622489448687876,0.7618769223586601],"twin_dists":[0.04186970290710311,0.05391020440718003,0.05660541854318097,0.058389486468920955,0.05965876266334489,0.07879141947767433,0.08143106937507724,0.08420054759209386,0.08542452046537037,0.08684885600749807,0.08711887188106598,0.08750727550878905,0.08783407246255971,0.08816475767386343,0.088892938215667,0.08958277947047626,0.08975891067420112,0.0913591907682693,0.09169345975754124,0.09380749092033587,0.09381793461522103,0.09489258738202966,0.09517996222450044,0.09569944647122686,0.0957854510454805],"n_dims_used":45,"mean_confidence":0.9262880113389756},"coverage":{"mean_confidence":0.9262880113389756,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}