{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005570","496:4960004812","487:4870002048","490:4900001463","466:4660013507","466:4660014236","487:4870002895","466:4660014150","466:4660000597","487:4870005725","466:4660014083","466:4660001622","487:4870003267","496:4960005260","487:4870006438","466:4660013433","490:4900002034","487:4870006295","487:4870006152","487:4870001596","487:4870005575","487:4870009209","466:4660010851","490:4900008424","466:4660002131"],"twin_admin_codes":[487,496,487,490,466,466,487,466,466,487,466,466,487,496,487,466,490,487,487,487,487,487,466,490,466],"twin_sims":[0.47802372332948945,0.4357163582018261,0.4265156989283121,0.4221695274189355,0.40185599691205137,0.37821681367909965,0.3770538757848318,0.3729089842271507,0.35921222339596925,0.3553013224494511,0.3515565886502027,0.34822816443851196,0.3266858189413263,0.31300470847587936,0.29754416157069585,0.294301060400619,0.29205600207369076,0.2868146012207946,0.28488525874344045,0.28466534708050056,0.2774986711362576,0.27320667616651495,0.27252201522550773,0.2651695664320263,0.26244412860071775],"twin_dists":[0.15779562260298555,0.16740854681973386,0.16954527150897783,0.17056118521982133,0.17537013828447676,0.18110741523417584,0.1813939994138654,0.182418960449984,0.18584688928010773,0.18683780521685125,0.18779191499395592,0.18864441349949346,0.1942703864950678,0.1979499410381793,0.2022202589921648,0.20313233582381404,0.20376721059332784,0.20526080396632299,0.20581470091622117,0.2058779785899665,0.2079565226760052,0.20921701335114995,0.20941920810120762,0.21161060316051503,0.2124325084094237],"n_dims_used":43,"mean_confidence":0.9003891168638717},"coverage":{"mean_confidence":0.9003891168638717,"n_dims_used":43,"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}}