{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009139},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009017","490:4900008148","490:4900008909","490:4900009252","490:4900009356","490:4900008573","490:4900009019","490:4900009124","490:4900009035","490:4900008244","490:4900009211","490:4900009227","490:4900008996","490:4900009413","490:4900007917","490:4900007798","490:4900009125","490:4900008807","490:4900008815","490:4900009357","490:4900009461","490:4900009740","490:4900009023","490:4900008467","490:4900009317"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.06259499840356733,0.005957941851321948,0.004640911579993384,0.0039140324844764846,0.0037123374571831273,0.0028317055835720395,0.0027874918679957885,0.002694052750593325,0.0026440018885513323,0.0021720906559580294,0.0018704354852435896,0.0017545047377587983,0.0016539003561497863,0.0015210418470279093,0.0014125664342033275,0.0012990926587390028,0.0011182195576936937,0.0010648233725139614,0.0009342821739028025,0.0009270155175367114,0.0009247309990513716,0.0007599413615240618,0.0007156122007255942,0.00043835816387334157,0.0004002218831681377],"twin_dists":[0.3057472676383547,0.41572132356809566,0.42573659120187896,0.432432785516813,0.4344915425780151,0.444879404909557,0.44547566553352247,0.44676478634056055,0.4474722372532306,0.4548227960968341,0.46033439944111826,0.4626729590256489,0.4648207330214393,0.4678496455987532,0.47050954866702593,0.4735021194573715,0.4788131722984678,0.4805337195160863,0.4851027528320225,0.4853741738407905,0.4854599123697638,0.4922318211536365,0.49428708465464566,0.5107378986827726,0.5137349949337024],"n_dims_used":45,"mean_confidence":0.8836844550238715},"coverage":{"mean_confidence":0.8836844550238715,"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}}