{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003812","489:4890004004","489:4890003931","489:4890004661","489:4890003686","489:4890004523","489:4890003813","489:4890003743","479:4790001422","489:4890003613","489:4890004371","489:4890004387","489:4890004575","489:4890004002","489:4890004274","489:4890004705","489:4890003989","489:4890003807","489:4890004367","489:4890004164","489:4890004368","489:4890003867","489:4890004370","489:4890005030","489:4890004123"],"twin_admin_codes":[489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8558832126406549,0.8053505474400451,0.7919127373300144,0.7850354707228605,0.7747551268660592,0.7721857651627366,0.7683900306650882,0.7626003060212566,0.7563754945845872,0.7559113179630228,0.7502197404602426,0.7472575879273031,0.7469673638838936,0.7407748107069984,0.7334145529876808,0.7267366493974295,0.7220442223214457,0.720045697387262,0.7173145421442606,0.7102468710658969,0.6949321114372302,0.6944666058614524,0.6941243691213269,0.6939545497017652,0.6938056111048158],"twin_dists":[0.07245584531715632,0.08545655082853214,0.0887156021591663,0.09035874564564965,0.09278680303568286,0.09338872061280093,0.09427453366634402,0.09561818596460173,0.09705323965268098,0.09715986936925078,0.09846321481554447,0.09913862007675,0.0992046905678839,0.10061016994534905,0.10227056044784143,0.10376818903222454,0.1048158552665475,0.1052609445098422,0.10586815723715134,0.10743417669430144,0.11080373688482145,0.11090569493570566,0.11098063765243724,0.11101781949633305,0.11105042673820764],"n_dims_used":45,"mean_confidence":0.9171748691134982},"coverage":{"mean_confidence":0.9171748691134982,"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}}