{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003938},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003770","489:4890002343","479:4790003347","479:4790003515","479:4790003006","470:4700006738","479:4790003861","467:4670000676","484:4840005194","479:4790003440","489:4890002421","472:4720007046","489:4890004373","468:4680001383","469:4690001736","489:4890002108","489:4890005107","479:4790002879","468:4680003799","479:4790002732","498:4980001537","469:4690003824","479:4790003433","479:4790002543","498:4980003094"],"twin_admin_codes":[489,489,479,479,479,470,479,467,484,479,489,472,489,468,469,489,489,479,468,479,498,469,479,479,498],"twin_sims":[0.42368764657134617,0.4144298519051383,0.4020157174214531,0.37566993090979295,0.37520111370796405,0.3732778501786137,0.36994022232290336,0.3494381537162725,0.34377775299809965,0.33496481776429526,0.33425588331252787,0.3337929281903067,0.3241907081751729,0.3239504003005056,0.319732929275054,0.31864325188110065,0.30002426952586725,0.29909822328141816,0.29427307981718903,0.2927889625509408,0.29132603461729734,0.29037312131069887,0.289735269323771,0.286316001651448,0.2803993353486013],"twin_dists":[0.17020583268441053,0.1723813217707182,0.17533191365172937,0.1817356086874718,0.18185146974303198,0.18232752015976827,0.18315653788152308,0.18833401087165028,0.1897910142971793,0.19208518111325584,0.19227113725928444,0.19239268785875047,0.19493492824292658,0.1949990809553448,0.19612933060245474,0.19642271170143216,0.20152669928747266,0.2017852727587387,0.20314023070821235,0.20355962142279377,0.2039742597528653,0.20424501041541854,0.20442653866511068,0.2054037324851811,0.20711137013030187],"n_dims_used":45,"mean_confidence":0.9170545789930555},"coverage":{"mean_confidence":0.9170545789930555,"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}}