{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013207},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012694","490:4900013097","490:4900013210","490:4900013031","490:4900013140","490:4900012886","490:4900012941","490:4900013270","490:4900012405","490:4900012332","490:4900012488","490:4900012559","490:4900012885","490:4900013096","490:4900012402","490:4900012893","490:4900012888","490:4900012818","490:4900013138","490:4900012898","490:4900012417","490:4900012489","490:4900013271","490:4900012683","490:4900013178"],"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":[0.6804440384493567,0.6689974241583678,0.5087030356714489,0.4991192212178713,0.4401919056234526,0.397990501249176,0.377453517064689,0.35429428208326286,0.3436233163654045,0.34165940511136256,0.3376867234898197,0.27922950997987195,0.2605008529513805,0.2325341394509361,0.2306866335293334,0.22817741556218282,0.21497746358452485,0.20732426358222625,0.19665752122571697,0.1898953761856859,0.18928332993259414,0.17703982548689193,0.1678842747458468,0.16557764985232737,0.16430526048146143],"twin_dists":[0.11396583517471988,0.11644970783510857,0.1510000637461673,0.1531098798663118,0.1663757065604674,0.17629734675770203,0.18129546688630757,0.18709387107757275,0.18983094403752135,0.19033955128093563,0.19137318967901074,0.20745157363264413,0.2130218066696153,0.2218321809284357,0.22243788535268813,0.22326567552144014,0.2277231331433915,0.23039245150706505,0.2342275871177339,0.23673393937280363,0.23696384362925813,0.24167688439955404,0.24535489809331526,0.2463041496042296,0.24683186932939266],"n_dims_used":45,"mean_confidence":0.9101004706488716},"coverage":{"mean_confidence":0.9101004706488716,"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}}