{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002893},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002487","489:4890003372","489:4890003300","489:4890003429","489:4890003562","489:4890002322","489:4890002556","489:4890003435","489:4890003490","489:4890003071","489:4890002408","489:4890001992","489:4890002550","489:4890002635","489:4890003551","489:4890003489","489:4890003488","489:4890002059","489:4890003552","489:4890003499","489:4890002557","489:4890002407","489:4890002808","489:4890003426","489:4890002488"],"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":[0.9363089977362528,0.9258344437811196,0.9010511585843998,0.8994472409287253,0.8975518496935879,0.8969499120152952,0.8959135721172092,0.8944738578544682,0.8920093424388218,0.8841514021924642,0.8798777009622578,0.8765421008801304,0.8743526031772516,0.8706527540295544,0.8699316276511303,0.8649359695860321,0.8647100610598435,0.8626210352144513,0.8614615105248083,0.8613362331897565,0.8604035045618252,0.8574728204567424,0.8496135004507831,0.8475741429311259,0.8440982672516382],"twin_dists":[0.04711768044299428,0.05098623160305798,0.05928688357477823,0.059791618971163196,0.060383784695090065,0.06057089283085925,0.06089197721893575,0.06133585861367641,0.06208996829452095,0.0644488875123195,0.06570477447865965,0.06667269518660421,0.06730244515459069,0.06835694308723501,0.0685610996410209,0.06996361616066261,0.07002656467711052,0.0706067781603947,0.07092738178117738,0.07096195948292273,0.07121903101994106,0.0720225867494173,0.07414769548461463,0.07469238810923577,0.07561469787679281],"n_dims_used":45,"mean_confidence":0.9142852783203125},"coverage":{"mean_confidence":0.9142852783203125,"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}}