{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003151},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003150","489:4890002471","489:4890001993","489:4890002553","489:4890003573","489:4890002746","489:4890002260","489:4890002473","489:4890003570","489:4890002262","489:4890001976","489:4890003172","489:4890002988","489:4890001906","489:4890001894","489:4890001975","489:4890002748","489:4890001746","489:4890002345","489:4890002500","489:4890002549","489:4890001808","489:4890003491","489:4890002831","489:4890002061"],"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":[0.956881337047276,0.8617199823140476,0.835671889661103,0.8001058247786146,0.7785494611342483,0.7766991965299733,0.7565408308025294,0.7564938805811072,0.7446841223501568,0.7440738629460222,0.7301848952238834,0.7204179380211339,0.7201014585964568,0.7189824295748122,0.7182188436577988,0.7130636899528889,0.7050380807855259,0.703479289288644,0.6974232083552427,0.6870746294539178,0.6854316169762259,0.6753128558447717,0.66973920521098,0.666593064122852,0.6585709513218354],"twin_dists":[0.0385602098691858,0.07085600376521269,0.0778205542436653,0.08673657285695338,0.09189439220194984,0.09233009919253939,0.09701524646290137,0.09702603598728143,0.09972384364317645,0.09986241307991954,0.1029958722105706,0.10517809253444704,0.10524853480824464,0.10549747994088815,0.10566723654839776,0.10681093488258606,0.1085836872405879,0.10892697090647033,0.11025768270182858,0.11252143923799326,0.11287976513010553,0.11508069863584831,0.11628908046508281,0.1169700592078835,0.11870315233129598],"n_dims_used":45,"mean_confidence":0.9141230265299479},"coverage":{"mean_confidence":0.9141230265299479,"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}}