{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006982},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006856","490:4900007108","490:4900006981","490:4900007110","490:4900007232","490:4900008494","490:4900006980","490:4900007593","490:4900006978","490:4900007106","490:4900009160","490:4900007229","490:4900006859","490:4900005871","490:4900005740","490:4900006606","490:4900006493","490:4900005867","490:4900007714","490:4900007099","490:4900006612","490:4900007474","490:4900007473","490:4900005485","490:4900006851"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4242480143328826,0.34087949403691703,0.32697845032104045,0.2634964605778448,0.17425735426447123,0.0957507897951432,0.08573226851870058,0.07972766117415635,0.07313581816964665,0.058488940730796836,0.047329758207003865,0.04578528095695301,0.03721005814324657,0.034281036564018416,0.030049695127540303,0.028583372502481448,0.027968876381548727,0.026440516162184395,0.025877093965501845,0.023049686800764684,0.022962840586677455,0.02095553698530246,0.020214845214336488,0.0196883910480258,0.01868351796004142],"twin_dists":[0.17007479966241695,0.19054196300173512,0.194192632237176,0.2121145293450786,0.2427799914481236,0.28132183429154184,0.28787206696073336,0.29209570182147354,0.2970372935948993,0.309467635590986,0.320798714223209,0.3225383991291459,0.3332072245445151,0.3373319715322711,0.3438561774045498,0.34630150382665226,0.34735843675445593,0.3500765657124168,0.35111284109855007,0.3566280158029378,0.35680651196286073,0.3611049065708964,0.36278191982197266,0.3640067536728359,0.3664262469270276],"n_dims_used":45,"mean_confidence":0.9265702989366319},"coverage":{"mean_confidence":0.9265702989366319,"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}}