{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002084},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003577","489:4890003511","489:4890001856","489:4890002821","489:4890002224","489:4890001825","489:4890001741","489:4890002066","489:4890002148","489:4890002409","489:4890002558","489:4890002910","489:4890003074","470:4700007918","489:4890002483","489:4890003440","470:4700008299","489:4890003415","489:4890002574","499:4990000825","470:4700007650","499:4990002366","489:4890001981","489:4890001993","489:4890002993"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,470,489,489,499,470,499,489,489,489],"twin_sims":[0.7835094684841815,0.7557965493829814,0.7517343022600778,0.7048033824393877,0.6906203890967888,0.662108536973576,0.6567216777481537,0.6508394943881205,0.6274600171504613,0.6264542184695366,0.6203799201681355,0.608118449536211,0.594018333092716,0.5903998003835331,0.5882873866546788,0.5816506202642635,0.5800527287740009,0.5731835863124651,0.5685137151890666,0.5549443333746076,0.5549303919292692,0.5527473883127484,0.5514781937783727,0.5493528414424693,0.548063086047293],"twin_dists":[0.09072123527440588,0.0971862258244977,0.09811711758795542,0.10863539425533315,0.11174716221376622,0.11793944787532956,0.1191020535740123,0.12036951048857525,0.1253911544218206,0.12560677036707762,0.1269084705166972,0.12953449812337953,0.13255409037476384,0.13332934649909434,0.13378203157759336,0.13520493292120525,0.13554769070514533,0.13702210422995814,0.13802546292463838,0.14094672884403117,0.14094973527955187,0.14142063684145925,0.14169455138708398,0.14215346678380128,0.1424320988587236],"n_dims_used":45,"mean_confidence":0.9148516337076823},"coverage":{"mean_confidence":0.9148516337076823,"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}}