{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001836","489:4890001932","489:4890002178","489:4890002006","489:4890002587","489:4890001757","489:4890002017","489:4890001760","489:4890003578","489:4890001830","489:4890001918","489:4890003320","489:4890001662","489:4890001764","489:4890002001","489:4890002507","489:4890002013","489:4890002172","489:4890002088","489:4890003524","489:4890001678","489:4890002002","489:4890002171","489:4890001752","489:4890001919"],"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":[0.8725940065514418,0.8507955268822925,0.8391681562509968,0.8344713185977298,0.7940142440313194,0.7892324811717272,0.7801157022170638,0.7750777374770421,0.7709244149409411,0.7577686475153523,0.7575769620340279,0.7538131430378088,0.7329555030668019,0.7317764165502126,0.7283071431684481,0.7250333795752596,0.7201488739304295,0.7133331592861767,0.7107762078490896,0.6951107287945274,0.6939874258583499,0.6834439719217785,0.6790219309641697,0.6641983171394855,0.6541372870663582],"twin_dists":[0.06780515184341265,0.0738307510897918,0.07691030024756675,0.07813154729587925,0.08821028488180613,0.08935786593197349,0.09152476074102295,0.09271109142469096,0.09368352718913178,0.09673289559166084,0.09677700000320806,0.09764121893599706,0.10237377104993882,0.1026386912307885,0.10341670149908368,0.10414890694220909,0.1052379820926923,0.10675125165418835,0.10731714518651626,0.11076460818236865,0.1110106215466896,0.11331288126288529,0.1142750629216344,0.11748789591788995,0.11965917087675101],"n_dims_used":45,"mean_confidence":0.9147584703233507},"coverage":{"mean_confidence":0.9147584703233507,"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}}