{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002509},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002486","489:4890002174","489:4890002087","489:4890002254","489:4890001753","489:4890002337","489:4890002338","469:4690000009","489:4890002255","489:4890002177","489:4890003467","489:4890002247","489:4890001761","489:4890003159","489:4890002348","489:4890002067","500:5000004289","489:4890002248","500:5000005977","489:4890002655","500:5000006261","473:4730002962","500:5000003389","500:5000002895","489:4890003396"],"twin_admin_codes":[489,489,489,489,489,489,489,469,489,489,489,489,489,489,489,489,500,489,500,489,500,473,500,500,489],"twin_sims":[0.38570137393880183,0.36870520627013903,0.3072922528273454,0.29856630135012757,0.2968291567543498,0.2940084520944302,0.2875815315341434,0.26109210535707594,0.23820765152645487,0.23448948753970256,0.23331331990379256,0.23065102299309118,0.23034880966663607,0.22501929023947473,0.22438701266555433,0.22322843378511434,0.22177824682795752,0.2154732209013851,0.21401349641398756,0.21326866994291147,0.20303602296612247,0.2007179958389644,0.1905789649135108,0.18970726436612076,0.18805040450477511],"twin_dists":[0.17927307561025865,0.18346423795814765,0.19951325507933204,0.20193400965820363,0.2024208389632619,0.2032149189214397,0.20504124627719142,0.21284221833780895,0.21999162580797113,0.2211945556685882,0.22157767549203805,0.2224495915842798,0.2225489859957275,0.22431614850452514,0.224527634383831,0.22491619052573913,0.22540444343294588,0.2275524544765606,0.2280557684162348,0.22831347890111975,0.23191757146806408,0.2327511962722619,0.23647777296112696,0.23680454499733522,0.23742855434179327],"n_dims_used":45,"mean_confidence":0.9177765740288628},"coverage":{"mean_confidence":0.9177765740288628,"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}}