{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003421},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002723","470:4700002719","470:4700002895","470:4700003241","470:4700002552","470:4700002718","470:4700002888","470:4700003601","470:4700003586","470:4700003765","470:4700002553","470:4700002387","470:4700003940","470:4700003922","470:4700003416","470:4700003066","470:4700002725","470:4700003600","493:4930002545","470:4700003759","470:4700005281","470:4700003947","470:4700003749","470:4700003898","470:4700003939"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,493,470,470,470,470,470,470],"twin_sims":[0.8816882786164288,0.7604016681384693,0.7122044549863501,0.6567616561663645,0.5164671392476198,0.49651135567548094,0.4862456454996396,0.47035004009078046,0.4505478445533574,0.44972768462457835,0.43812877011942913,0.4300225213142485,0.4286545154887972,0.4266618741092377,0.4234324985590734,0.41850684245140407,0.3924839366215486,0.37041449170192775,0.365994354856998,0.3436295395522304,0.34140939079173505,0.3406751542489103,0.33444255987882254,0.3284808725592539,0.3224957999883526],"twin_dists":[0.06517492343474113,0.09612615666915103,0.10700117005255501,0.11909343222558441,0.1492984611251312,0.15368591138795112,0.15596204688714244,0.15951612526001246,0.16400129448129758,0.16418858065901162,0.1668513077444018,0.16872867299345348,0.16904690064122319,0.1695111781424956,0.17026551893548986,0.17142074877464875,0.17762535021087678,0.1830385111136535,0.18414144796609166,0.18982933484203018,0.19040441100777164,0.1905950366375663,0.1922221505322151,0.1937940316773268,0.19538796874158432],"n_dims_used":43,"mean_confidence":0.9142100311989008},"coverage":{"mean_confidence":0.9142100311989008,"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}}