{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003519},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004493","490:4900003258","490:4900003129","490:4900001376","490:4900003518","490:4900003131","490:4900003266","490:4900003527","490:4900003396","490:4900003651","490:4900003259","490:4900004356","490:4900002991","490:4900003130","490:4900003254","490:4900002993","490:4900003794","490:4900003125","490:4900001516","490:4900003654","490:4900003127","490:4900003528","490:4900002994","490:4900003267","490:4900003952"],"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":[0.4747874986935074,0.459056928541862,0.4514414311060816,0.44596180997152407,0.4331271841764657,0.41846862421211595,0.39696993934482977,0.2840508860664616,0.24852163088802195,0.23405933641304744,0.22554458091458143,0.22236560022566734,0.20264434713768287,0.2010708851641474,0.1923161783228682,0.1808287662443664,0.17127369782758087,0.15448792312653084,0.15303967949263073,0.14791374164891208,0.14139561328046063,0.13395787353340674,0.13223042068933225,0.13113541623656644,0.12699052780079023],"twin_dists":[0.1585200925604503,0.16206556900302077,0.16379738572505098,0.16505018456356854,0.16800798468014433,0.17142973465982517,0.1765428310595901,0.20605494060772,0.21671731880997067,0.2213345247791602,0.2241407481366388,0.22520643572371027,0.23205796771885148,0.23262386200343108,0.23582964730976702,0.24019441039591732,0.2439769196020161,0.2510067220296886,0.25163885225502397,0.2539121627119171,0.25688855462614435,0.2604124291393107,0.26125177314375597,0.2617881028251882,0.26384939646233485],"n_dims_used":45,"mean_confidence":0.917893303765191},"coverage":{"mean_confidence":0.917893303765191,"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}}