{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001090","493:4930006952","487:4870009628","490:4900000716","490:4900005647","490:4900006024","468:4680002587","494:4940004829","494:4940008116","480:4800005230","480:4800004276","494:4940004845","466:4660000787","487:4870001916","487:4870002097","487:4870003947","490:4900001302","480:4800004871","494:4940004843","494:4940006920","490:4900012816","467:4670004332","494:4940000772","487:4870013065","480:4800004288"],"twin_admin_codes":[490,493,487,490,490,490,468,494,494,480,480,494,466,487,487,487,490,480,494,494,490,467,494,487,480],"twin_sims":[0.12222404068995521,0.0347773917592429,0.029100626163947638,0.020543693100990745,0.020306612960392923,0.020205471721864446,0.017274288287307357,0.017049245801399777,0.016993765664240382,0.016173762675004977,0.01383352078722828,0.009569879940228452,0.007506654488085544,0.007439128632577392,0.006405206570816305,0.005453612510104407,0.005020309148160364,0.004589553189723449,0.004261048760180163,0.0041686770474601235,0.004126330370805474,0.0036701119959895536,0.003643598760051896,0.0036166443821756037,0.0033635370971545567],"twin_dists":[0.2662838450487692,0.3366124115774051,0.3454268585472303,0.36203087178993804,0.36257126863946965,0.3628034834024747,0.37001859614963123,0.37061588237541254,0.3707641945190434,0.3730073478488902,0.3800093138645047,0.3960270992986544,0.4062379871939822,0.4066130043345399,0.41277389825250277,0.41929458961553434,0.42261181172912277,0.4261772519060026,0.42910656238085987,0.4299671996714097,0.43036755585693226,0.4349354099684474,0.43521649613066965,0.43550417566761146,0.4383052159792991],"n_dims_used":45,"mean_confidence":0.8981833563910591},"coverage":{"mean_confidence":0.8981833563910591,"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}}