{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002055},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001675","496:4960003149","496:4960001560","496:4960001118","496:4960002056","496:4960006991","496:4960001113","496:4960002308","496:4960002874","479:4790003236","496:4960006432","472:4720006768","479:4790001705","496:4960001943","496:4960007490","496:4960002990","489:4890004282","472:4720005740","496:4960006199","489:4890004127","496:4960001674","472:4720006486","496:4960001342","489:4890004478","496:4960006333"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,479,496,472,479,496,496,496,489,472,496,489,496,472,496,489,496],"twin_sims":[0.8403124631780045,0.6597287350806036,0.6555360518968933,0.5945464903476322,0.5880469395143143,0.5648600782926614,0.5043853626336259,0.49926816996923457,0.47483311517915194,0.47240347246296144,0.47009510878991145,0.4629397992133528,0.45922120362118407,0.4446384165780269,0.4434487740480238,0.443004231305268,0.437678516429829,0.43591370107442395,0.43432772087380167,0.4262930464843036,0.426025179560368,0.4248870029156236,0.4201846896900628,0.4138580926493502,0.4133301390253881],"twin_dists":[0.07661086216645682,0.1184532984171379,0.11935768912535873,0.1324409518946426,0.13383356454086207,0.13881112883928443,0.1519492310660025,0.1530770053871253,0.15850986954386803,0.15905482420734404,0.1595734424354137,0.16118656186758606,0.16202832689287966,0.16535362197310768,0.16562668736515979,0.16572879809101423,0.16695521876834535,0.16736291702592357,0.16772986213643507,0.16959721143411907,0.16965971377615882,0.1699254704237523,0.1710265959718611,0.1725163577019039,0.1726411195744986],"n_dims_used":45,"mean_confidence":0.9271969265407987},"coverage":{"mean_confidence":0.9271969265407987,"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}}