{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007831","490:4900009667","490:4900007939","490:4900009869","490:4900007832","490:4900009043","490:4900008944","490:4900008049","490:4900009573","490:4900011263","490:4900008825","490:4900011600","490:4900005211","490:4900009890","490:4900011104","490:4900011397","490:4900007825","490:4900009871","490:4900011786","490:4900007833","490:4900009470","490:4900009574","490:4900009974","490:4900010071","490:4900007713"],"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":[0.36766825444966167,0.3432224620078148,0.3190182533530771,0.2589775481455204,0.255339351750541,0.23305002641559908,0.22527214260987632,0.22187049802376538,0.2209761361485244,0.22004438281439884,0.20649841132818536,0.19809295023472542,0.14485692405510575,0.14107653953727955,0.1338184794967438,0.1265537780924897,0.12230739993113657,0.11859849634113433,0.11746407301512239,0.11620039493277093,0.1144472926551902,0.11340158025635898,0.10445013764710538,0.09991886428464443,0.09967335268244186],"twin_dists":[0.18372298825496988,0.1899346298931064,0.19632168399128766,0.2134856823284596,0.214600590170918,0.22166361309370713,0.22423168437481983,0.22537332068382027,0.2256754165151777,0.2259910133772564,0.23068447846351287,0.23370327853609482,0.2552956347457277,0.25703684850004577,0.2604798558183922,0.264069546938434,0.26624065465599767,0.2681844621582729,0.2687882811983049,0.2694661849726098,0.2704160789538219,0.27098802434231,0.27605863135168174,0.27875535660459405,0.2789041786223784],"n_dims_used":45,"mean_confidence":0.9211763170030381},"coverage":{"mean_confidence":0.9211763170030381,"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}}