{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003976},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003973","490:4900003547","490:4900003830","490:4900001796","490:4900002422","490:4900002097","490:4900008844","490:4900001947","490:4900002099","490:4900003558","490:4900004106","490:4900003693","490:4900001962","490:4900003970","490:4900004241","490:4900001959","490:4900007958","490:4900001263","490:4900001523","490:4900010895","490:4900001957","490:4900004247","490:4900002405","490:4900007961","490:4900009792"],"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":[0.42886521161931845,0.3609641073956433,0.3272977995148186,0.32463582844445793,0.3231887856798253,0.27956677071803276,0.27856026902883774,0.27685809710945813,0.26839144825207767,0.2679907138956912,0.26575368920387926,0.25790734716440256,0.2567847928185444,0.2487116705366548,0.24659445321821372,0.24507464812395455,0.22326368728782311,0.2231110033705119,0.21893759937190654,0.21597460519888179,0.21241472892595076,0.21209071077571556,0.2061823022909711,0.20463360797277527,0.20289755309129182],"twin_dists":[0.1689978611538484,0.18540480344482255,0.19410782274026128,0.19481616852077896,0.19520257717597075,0.2073534042508294,0.2076465890903242,0.20814388820924354,0.21064574763442456,0.21076536219097808,0.21143513718270626,0.21381260772028854,0.21415644728148983,0.21665781733585454,0.2173223742210241,0.21780167811367276,0.22490434765802947,0.22495564844849472,0.22636706045310115,0.2273801076466353,0.22860969335322545,0.2287222995427899,0.23079646781589508,0.2313468337296002,0.23196718474626643],"n_dims_used":45,"mean_confidence":0.9183695475260417},"coverage":{"mean_confidence":0.9183695475260417,"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}}