{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003231},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003565","489:4890003373","489:4890003153","489:4890003310","489:4890003071","489:4890001990","489:4890001907","489:4890003234","489:4890003439","489:4890002747","489:4890002556","489:4890001905","489:4890002635","489:4890003072","489:4890003490","489:4890001992","489:4890002906","489:4890002488","489:4890003430","489:4890003551","489:4890002550","489:4890003372","489:4890003562","489:4890002487","489:4890002818"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9311793943069976,0.9072149581785852,0.8840304763243328,0.8741832281403561,0.8475201628036478,0.8383573757808837,0.8192369786843856,0.8190945614940155,0.8137890334083686,0.8120588474968274,0.810293482595615,0.8019079908681845,0.7991876614782548,0.7920779475910696,0.7882793308385622,0.7868556733504483,0.7866496804682157,0.7810064992470156,0.7757526802107557,0.7705952574442416,0.7696667824792797,0.7672352731222476,0.7664114908127692,0.7656112720080956,0.7557817350726054],"twin_dists":[0.049044888484272464,0.05731449792118892,0.06448467522808458,0.06735098128426974,0.0747067694565917,0.07712200472497102,0.08201281022401408,0.0820485590656764,0.08337378048058516,0.08380326159638543,0.08424015517597129,0.0862979374401771,0.08695957513793644,0.08867593243428386,0.08958567996980667,0.08992538682259471,0.08997448448583045,0.0913141983270512,0.09255259479724139,0.09376038553410242,0.09397702247005371,0.09454323538944474,0.09473470279285183,0.09492052022336066,0.09718962768237277],"n_dims_used":45,"mean_confidence":0.9141323513454861},"coverage":{"mean_confidence":0.9141323513454861,"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}}