{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005932","496:4960006735","496:4960006063","496:4960005933","488:4880001619","496:4960006334","488:4880001269","496:4960006202","496:4960006723","488:4880001098","488:4880001180","496:4960010654","496:4960007389","496:4960006604","496:4960004927","488:4880001176","488:4880001876","496:4960007129","496:4960005665","496:4960009752","488:4880001620","496:4960004458","496:4960007518","496:4960006996","488:4880001177"],"twin_admin_codes":[496,496,496,496,488,496,488,496,496,488,488,496,496,496,496,488,488,496,496,496,488,496,496,496,488],"twin_sims":[0.8363816569298288,0.8024241374890784,0.7994689523354825,0.7968881042699574,0.7804713129729312,0.7802848491538998,0.774980747635502,0.7730094371357393,0.7514760097764807,0.7416397877922128,0.738489865256639,0.7356615557208295,0.7111784856956591,0.7022970146951321,0.6939576533282931,0.6923747690608529,0.6858799512697838,0.6806183494696737,0.6800256901378013,0.6776474500511237,0.6770384619799042,0.6716885320981874,0.667026516644906,0.6641223710394002,0.6615015150300895],"twin_dists":[0.07763632288418017,0.08617208173870558,0.08689128920272612,0.08751671250428224,0.09144073247541133,0.09148479738471874,0.09273385659179789,0.09319596693973331,0.0981761776969214,0.1004143334384113,0.1011267677480925,0.10176478012451148,0.1072281781754081,0.10918712232384654,0.11101713998956782,0.11136355171035626,0.11278201541313235,0.11392791921308901,0.11405682206718776,0.11457375509875715,0.1147060405546172,0.11586675645486871,0.11687628429135603,0.11750431151799069,0.11807055359553711],"n_dims_used":45,"mean_confidence":0.9366979810926649},"coverage":{"mean_confidence":0.9366979810926649,"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}}