{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001567","490:4900002611","490:4900002313","490:4900004012","490:4900001704","490:4900001319","490:4900003201","490:4900003081","490:4900001424","490:4900001316","490:4900000902","490:4900002603","490:4900003076","490:4900004597","490:4900000783","490:4900003193","490:4900003336","490:4900001426","490:4900000954","490:4900001847","490:4900001997","490:4900003617","496:4960009170","490:4900001709","490:4900000685"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490],"twin_sims":[0.7461632833249026,0.6969330607140419,0.6869572072993257,0.6857948805642596,0.6209300762586605,0.6153393565327505,0.6121203615582224,0.598769976384322,0.5969221928156883,0.582255637381043,0.5794258777153508,0.5697559858606075,0.5696734755586454,0.550352254902554,0.5480740708931451,0.543515224496969,0.5220856165530366,0.5207870657689326,0.5195947285099035,0.5145142146670427,0.5132163881313877,0.505684812913791,0.5020122394002313,0.5015417199849287,0.5003791884460997],"twin_dists":[0.09938764670859788,0.11036518316689492,0.11254705729715396,0.11280056486106693,0.1267906028996694,0.12798817586115865,0.128677548200639,0.1315363482286829,0.1319320893219532,0.1350751721846496,0.13568217508374167,0.1377584637237267,0.1377761954974362,0.14193763314563818,0.14242972528623382,0.1434154938561291,0.14807100602615866,0.14835441924581985,0.14861479636242317,0.14972586292488566,0.15001011680222695,0.15166334282744545,0.1524718491864181,0.15257554881728336,0.15283187890578406],"n_dims_used":45,"mean_confidence":0.9166490342881944},"coverage":{"mean_confidence":0.9166490342881944,"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}}