{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001406},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001543","490:4900003565","490:4900002739","490:4900003707","490:4900003318","490:4900005892","494:4940006833","490:4900003861","494:4940006940","490:4900003449","490:4900004422","490:4900001979","494:4940007484","490:4900003857","490:4900004137","490:4900004124","494:4940007474","490:4900005096","494:4940008201","494:4940007052","490:4900003850","490:4900001404","490:4900001963","490:4900003698","494:4940007483"],"twin_admin_codes":[490,490,490,490,490,490,494,490,494,490,490,490,494,490,490,490,494,490,494,494,490,490,490,490,494],"twin_sims":[0.6278560285933956,0.5248122178284221,0.5049023440593939,0.49890667964879426,0.46380914991799965,0.45806993160559456,0.4308915295914546,0.41966518630609495,0.40413185274795715,0.36867121024384536,0.3678809036560894,0.3511661788323445,0.34592566069108366,0.34577346653239804,0.3321777573350306,0.32976543736226077,0.3281432649626675,0.32632976725563206,0.3112754246249479,0.3094570215925496,0.3091145246825053,0.3086985607595169,0.3072018661574529,0.306415398184763,0.30313498296459845],"twin_dists":[0.1253062534796911,0.14747644178722333,0.15183546787048993,0.15315679468230456,0.16099011431503313,0.1622894275345138,0.1685267373313221,0.1711485639932041,0.17482611988317998,0.18347271521118078,0.18366989626319566,0.18789169009852535,0.18923665490397987,0.1892758749579231,0.1928174777292622,0.19345402568425374,0.1938835130097761,0.19436504395245646,0.19842145359310873,0.1989188835884552,0.19901276205105634,0.1991268581811349,0.1995381244918016,0.19975469528750486,0.20066151184219408],"n_dims_used":45,"mean_confidence":0.9205030653211805},"coverage":{"mean_confidence":0.9205030653211805,"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}}