{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000008","488:4880000192","488:4880000026","488:4880000646","488:4880000107","488:4880000033","488:4880000230","488:4880000149","488:4880000045","488:4880000155","488:4880000019","488:4880000633","488:4880001142","499:4990000828","488:4880000131","496:4960004795","470:4700000295","499:4990000827","496:4960005819","488:4880000790","488:4880000358","488:4880000046","488:4880000018","488:4880000191","488:4880000028"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,499,488,496,470,499,496,488,488,488,488,488,488],"twin_sims":[0.8788779674459892,0.8480132949723146,0.8309415129340324,0.8260853842275386,0.8023561094687666,0.7833973655888821,0.7818087149939497,0.7810438876210128,0.7809880429010189,0.7779653989894949,0.768510000116838,0.7627250357509218,0.7418454836867082,0.7010716680195017,0.6764825168072081,0.6582799148005645,0.6575982978560617,0.6567468248864534,0.653550581835679,0.6531549349089477,0.6464607535897449,0.6456547160330027,0.6408520602192141,0.6400447639723708,0.6376899169591483],"twin_dists":[0.06599597906625972,0.07457532055575218,0.07904137570430335,0.08028242462322722,0.08618867537448757,0.0907478350960415,0.0911243640500707,0.09130535527978442,0.09131856343721091,0.09203204002429874,0.09424659712078298,0.0955893316862773,0.10036773995970237,0.10945655983457515,0.11482677464009751,0.11876594536789167,0.11891298747430429,0.1190966306036233,0.11978559158994968,0.11987083262090248,0.12131177978188826,0.12148512766442392,0.12251737745043868,0.12269079441737929,0.12319649576314017],"n_dims_used":45,"mean_confidence":0.9282508002387153},"coverage":{"mean_confidence":0.9282508002387153,"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}}