{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010794},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010791","490:4900011873","490:4900011991","490:4900005352","490:4900010960","490:4900010363","490:4900004648","490:4900012905","490:4900009979","490:4900009781","490:4900003008","490:4900010368","490:4900012963","490:4900005610","490:4900001660","490:4900010446","490:4900010437","466:4660008982","466:4660008659","466:4660010667","490:4900010783","466:4660012440","466:4660006847","490:4900003673","466:4660008981"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,466,466,490,466,466,490,466],"twin_sims":[0.21122100613727124,0.12884046329337334,0.11106378726571772,0.04280458632614806,0.04245948723346887,0.03237763621825234,0.028261531687082266,0.024947151166216548,0.022868966463343184,0.021063316816690776,0.019925618886886303,0.01842736549639721,0.015906185842554457,0.013734308038416262,0.010971384347067995,0.008311952101676005,0.008114552023028621,0.0073819663686501185,0.0072256562468927445,0.00678783046961797,0.006600136974399313,0.006538602046372326,0.006021284699353151,0.005244151992187937,0.005079450843603897],"twin_dists":[0.22902512604547887,0.2629232162520267,0.2722815192904367,0.32603980719957276,0.3264583197879525,0.34017633190461993,0.3468526059731795,0.352866646689075,0.3570001125322159,0.3608651984653971,0.3634513333772012,0.36706116714768167,0.3737609579718982,0.38032866450666775,0.39016270938853376,0.40198454516271515,0.4029918191910067,0.40693286211841967,0.40781901051085523,0.4103961424689969,0.4115470195109437,0.41193075060332385,0.41529201204442423,0.4208671575902685,0.42214411523208256],"n_dims_used":45,"mean_confidence":0.9184953477647569},"coverage":{"mean_confidence":0.9184953477647569,"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}}