{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000982","480:4800001060","480:4800000943","480:4800000902","480:4800000559","480:4800001119","480:4800001021","480:4800001020","480:4800001065","480:4800001118","480:4800000983","480:4800001061","480:4800000901","480:4800000860","480:4800001114","480:4800001064","480:4800000421","480:4800000453","480:4800000981","480:4800000866","480:4800000746","480:4800001123","480:4800001176","495:4950001224","480:4800001185"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480],"twin_sims":[0.9582886802506099,0.9251515360668074,0.9119665876997105,0.9081044149995614,0.8746639961056771,0.8318472749118079,0.7958369301927605,0.7916632818078596,0.7800321007841967,0.7744574088796069,0.7616478201237202,0.7425546449354107,0.7334502704932564,0.7225561197269503,0.7101686005182016,0.7099933465603163,0.7055837546473714,0.7027438086587585,0.6806299241898519,0.6505449061509664,0.6483665802629945,0.6411261168855201,0.6195576523714035,0.6050817734276753,0.6045469610478883],"twin_dists":[0.03791187780432451,0.05122975895761165,0.05575592842703113,0.05702537545557608,0.06721314547928327,0.07880854494360413,0.08777074585621336,0.08877548264968758,0.09154450951824557,0.09285664591436847,0.09583839762910272,0.10020703643113588,0.10226252823636801,0.10470174560839414,0.10745147817364008,0.10749021437097105,0.10846343969712,0.10908882987369152,0.11392540138844441,0.12043293492297008,0.1209017824009146,0.12245850066296006,0.12708462726867117,0.13018473331837335,0.13029925192126363],"n_dims_used":42,"mean_confidence":0.8999767303466797},"coverage":{"mean_confidence":0.8999767303466797,"n_dims_used":42,"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}}