{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002722},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003071","480:4800003515","480:4800003349","480:4800003493","480:4800003329","480:4800003686","480:4800002956","480:4800003255","480:4800002719","480:4800003572","480:4800003125","480:4800002995","480:4800002609","480:4800003573","480:4800003192","480:4800003765","480:4800002854","480:4800003502","480:4800002952","480:4800003442","480:4800003069","480:4800003434","480:4800004144","480:4800005257","480:4800003287"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5438664834717231,0.3744829804358865,0.3574618943886196,0.3115134508768779,0.26995462353137417,0.25688196036763444,0.2567142516822803,0.2504017843011831,0.24391729393179795,0.22707573369386005,0.22559048849040955,0.21571534643028975,0.19967379953077147,0.1940375335996982,0.18771551606945622,0.1768766557287097,0.16287316960110637,0.16080078690791436,0.15796025970312805,0.15210644601666423,0.15002589251946205,0.14648512815168263,0.14464091020831663,0.14083875663420806,0.13591801098394654],"twin_dists":[0.14333948886160522,0.18202908314082367,0.18628968576081845,0.19835646393943465,0.21018021244865054,0.21412664726200475,0.214178085794257,0.21612991806786525,0.21816796117456339,0.22363102175066407,0.22412543199117785,0.22746919205899474,0.23312888281557098,0.2351914490371521,0.23755514797103713,0.24174123071389284,0.24742937195299378,0.24830079786147122,0.24950858336268464,0.25204851872974293,0.25296852373345136,0.2545560737574224,0.25539421429100034,0.25714752384853873,0.2594698175369055],"n_dims_used":43,"mean_confidence":0.9132300088571947},"coverage":{"mean_confidence":0.9132300088571947,"n_dims_used":43,"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}}