{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003092},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003015","489:4890003000","489:4890003392","489:4890003244","489:4890002658","489:4890001847","489:4890002928","489:4890003583","489:4890002920","489:4890002107","489:4890003162","489:4890002941","489:4890003160","489:4890002439","489:4890003018","489:4890002012","489:4890003461","489:4890002264","489:4890001930","489:4890003338","489:4890002937","489:4890001916","489:4890002165","489:4890003093","470:4700007118"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470],"twin_sims":[0.7132405091040804,0.6685916507767756,0.6117656543852068,0.6093388834179224,0.5712457082629325,0.5397788132546956,0.5339079594963719,0.5259239157122938,0.4945087127762175,0.4861936978464457,0.48490117272215816,0.48065713336266935,0.4135116576652113,0.4074057057735824,0.40711353739457173,0.3857346401531281,0.3795489010794708,0.37859690841142096,0.37738741560312206,0.3460889285032115,0.3446336288714085,0.331628861735793,0.3239972311450909,0.31949645497360224,0.31574182918232674],"twin_dists":[0.10677177343497399,0.11653755674075404,0.12875350659187657,0.12927316696075056,0.13743836527869044,0.1442245308966603,0.145497897789621,0.14723422451835422,0.15412884629029885,0.15597360125223428,0.15626121123146877,0.15720726866247425,0.17259821671648187,0.17404594061823545,0.1741154524851551,0.17926496084577828,0.1807796726965777,0.18101384094109868,0.18131176085388837,0.18919459134394578,0.18956989936775737,0.19296209385623977,0.19498657689294518,0.19619295035134846,0.19720664889583903],"n_dims_used":45,"mean_confidence":0.9178193834092881},"coverage":{"mean_confidence":0.9178193834092881,"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}}