{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000749","477:4770000481","477:4770000530","477:4770000426","477:4770000869","477:4770000479","477:4770000734","477:4770000593","477:4770000380","477:4770000643","477:4770000427","477:4770000748","477:4770000853","477:4770000425","477:4770000480","477:4770000808","477:4770000793","477:4770000535","477:4770000696","477:4770000929","477:4770000580","477:4770000588","477:4770000634","477:4770000807","477:4770000589"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8776455982543783,0.8330363779078334,0.8018066142980582,0.799318871885786,0.7772532751327997,0.7755222529540156,0.7604077769993736,0.7452142717810973,0.7383810848157566,0.7342271310668248,0.7327344706329562,0.7278018806944255,0.7271628357450448,0.7257073560227328,0.7193424830442469,0.7174771039938019,0.716557554414033,0.7029183404566589,0.7010191802296347,0.6979722762094199,0.6967013104692089,0.6851500649457621,0.6839507271729807,0.6781483347065143,0.6637168243829972],"twin_dists":[0.06635364033279689,0.07850221820733679,0.08632264475883006,0.08692772629305602,0.09219973006185686,0.09260672095440908,0.09612474697554713,0.09960340033171693,0.10115133559392475,0.10208776707249385,0.10242345287146379,0.10352983017387433,0.10367284836847568,0.10399831837431636,0.10541740244849257,0.10583204817586096,0.10603624889620974,0.10905042666882393,0.10946809689421977,0.1101372249217544,0.11041600109820432,0.1129411409468809,0.11320249516513964,0.11446492668080897,0.11759196260205433],"n_dims_used":45,"mean_confidence":0.9210106743706598},"coverage":{"mean_confidence":0.9210106743706598,"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}}