{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001107},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002681","490:4900001926","490:4900001636","490:4900004215","490:4900001495","490:4900001108","490:4900002692","490:4900003249","490:4900004489","490:4900001233","490:4900002082","490:4900002680","490:4900001242","490:4900001234","490:4900002248","490:4900002399","490:4900004491","490:4900002398","490:4900001232","490:4900002546","490:4900004079","490:4900001243","490:4900003941","490:4900001368","490:4900002247"],"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":[0.8645454061093736,0.669119202340854,0.6502740400798089,0.6311045092321546,0.6232282461802726,0.5897638515152863,0.5469840445048443,0.5215919631005758,0.4991490956055051,0.4819442000385162,0.47999328948928693,0.4300361740089206,0.4283970623457359,0.3724814938310497,0.35795257807130193,0.34977376063388044,0.3414453221512141,0.3385056413204297,0.33711979001458914,0.32449267850350294,0.3105471756437324,0.3013388434180985,0.3009415180529997,0.299752219098097,0.26619405121662176],"twin_dists":[0.07007241984973289,0.11642334063729534,0.12049124787800325,0.12460965437543875,0.12629817599384308,0.13346561957501787,0.14266529423308497,0.14817872831462853,0.1531032860696813,0.15692008695653914,0.1573554866887258,0.16872549916705226,0.16910683622571962,0.18252498930826694,0.18616544111294392,0.18824801646348988,0.19039508798695937,0.1911595857144291,0.1915212305335887,0.19485435157206166,0.19862046817617482,0.2011604398421743,0.2012710419458871,0.20160261353837974,0.2113030145502543],"n_dims_used":44,"mean_confidence":0.910639762878418},"coverage":{"mean_confidence":0.910639762878418,"n_dims_used":44,"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}}