{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000636},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000599","480:4800000637","495:4950001508","495:4950001010","495:4950001221","495:4950001116","495:4950001062","495:4950001011","480:4800000635","495:4950000961","495:4950001389","495:4950001064","495:4950001448","495:4950001281","480:4800000359","495:4950001170","480:4800000389","495:4950001108","495:4950001114","495:4950001012","480:4800000780","480:4800000978","495:4950001567","495:4950000960","480:4800000823"],"twin_admin_codes":[480,480,495,495,495,495,495,495,480,495,495,495,495,495,480,495,480,495,495,495,480,480,495,495,480],"twin_sims":[0.9141681300725556,0.7875243487908198,0.7740321158084464,0.7225240643957133,0.6733930162676101,0.6687424876726199,0.656773913075879,0.6319597052631575,0.6260468889960463,0.6181349827518984,0.6022870835286194,0.5930484579131016,0.5824667974983618,0.582354021331097,0.5780058030327501,0.5778967623286283,0.5590686542273088,0.5585901481578545,0.5534444683643183,0.549820550522266,0.5483600569514222,0.5460342206202864,0.538132565548075,0.5317141402704367,0.5138727509835896],"twin_dists":[0.0550216678824724,0.08976591408154293,0.09295637264724527,0.1047088925011734,0.11549722064351596,0.11650490244769654,0.11909078900238014,0.12442621773548708,0.12569408387790457,0.12738938567027655,0.13078316561801104,0.13276186145980537,0.1350298861364318,0.13505407230645097,0.13598688286440444,0.13601028258794323,0.1400578173710428,0.14016090078090485,0.1412702367325388,0.14205245217513213,0.14236793309499898,0.14287062910190831,0.14458132211548738,0.14597444788478375,0.14986633589003026],"n_dims_used":42,"mean_confidence":0.9001957121349516},"coverage":{"mean_confidence":0.9001957121349516,"n_dims_used":42,"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}}