{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003076},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003316","489:4890002826","489:4890003389","489:4890002739","489:4890002993","489:4890002425","489:4890003522","489:4890003246","489:4890002484","489:4890002915","489:4890003459","489:4890002648","489:4890003452","489:4890003377","489:4890003245","489:4890002144","489:4890002911","489:4890003387","489:4890003247","489:4890003523","489:4890003317","489:4890003381","489:4890002558","489:4890003446","489:4890002500"],"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":[0.8337799871978858,0.8291759238081218,0.7865457922483187,0.7746396572125098,0.757328432994804,0.7505972398155847,0.7460584599204791,0.7435056678598846,0.7402649248072448,0.7359429578548621,0.7214137779503167,0.7147347359946835,0.7085827768995786,0.7048064762127747,0.6868825462757121,0.6827156412369804,0.6709200681574179,0.6676469765802094,0.6577606005202137,0.6425451832421973,0.6398107166410025,0.6335012309571564,0.621291263387819,0.6179333417226297,0.6172232255294517],"twin_dists":[0.07831026997477428,0.07949399442282745,0.08999924058395106,0.09281389458568666,0.09683417009723498,0.098376999912873,0.09941148735863117,0.09999136049232789,0.10072554002220839,0.10170137099451522,0.10495633136138688,0.10644064901792978,0.10780183179567178,0.10863471270603292,0.11256334538039067,0.11347148805128776,0.11603328204411134,0.11674202648612014,0.11887797734471074,0.12215358564082159,0.1227410656473054,0.12409550908099615,0.12671321795673074,0.1274325780624298,0.12758468378637774],"n_dims_used":44,"mean_confidence":0.912101225419478},"coverage":{"mean_confidence":0.912101225419478,"n_dims_used":44,"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}}