{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003725},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004150","490:4900002466","490:4900004305","490:4900003477","490:4900003465","490:4900002606","490:4900002640","490:4900003067","490:4900003321","490:4900003342","470:4700004501","490:4900003343","490:4900002171","490:4900002615","490:4900002476","490:4900003991","490:4900002785","490:4900002458","490:4900002638","490:4900002755","490:4900001700","490:4900002302","490:4900001994","490:4900002469","490:4900003729"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5808749705946522,0.5181027168917961,0.49290211201424233,0.49012334537440866,0.4894484543934114,0.4782826109911686,0.4694492737868792,0.4575299358410808,0.4386089103140088,0.437309702960382,0.41938673333337595,0.4169468279148905,0.409450750157145,0.4017409229806465,0.39332244962551405,0.38345026561734874,0.3735009616735529,0.369961833695146,0.3667796770620221,0.36468213151045464,0.3622809146648788,0.3486473390349388,0.34070961623744583,0.3371322987675532,0.33607906024394013],"twin_dists":[0.13537130528363173,0.14894081415066054,0.15448456225765342,0.15510061230716934,0.1552503916594192,0.15773773617727144,0.15971869499923605,0.16241197609106056,0.16674054577154226,0.16704036619968393,0.17121396500950145,0.17178782506458298,0.17356000538813177,0.17539768226035818,0.1774225748805054,0.17982297434313585,0.18227223338129625,0.1831511580366827,0.18394500529874602,0.18447016466436142,0.18507322792025188,0.18853681717918236,0.19058608455226173,0.1915179627281988,0.1917933422936434],"n_dims_used":44,"mean_confidence":0.916460557417436},"coverage":{"mean_confidence":0.916460557417436,"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}}