{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001891","497:4970001421","497:4970000753","497:4970001321","497:4970000149","497:4970001892","497:4970001411","497:4970001485","497:4970001647","497:4970001329","497:4970001648","497:4970000970","497:4970001236","497:4970001890","497:4970001721","497:4970000814","497:4970001570","497:4970000616","497:4970000739","497:4970000150","497:4970001816","497:4970000678","497:4970001720","497:4970000700","491:4910004988"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491],"twin_sims":[0.5193555737114752,0.21338603334429165,0.19898850359984716,0.19056629599761232,0.14813457786976694,0.14466065359671157,0.136244704412169,0.10827038232858907,0.09772016897900665,0.0817550567248749,0.07377042938352558,0.051863505752558346,0.05045401276794525,0.04203634942887245,0.039292990057408606,0.03727737610392126,0.03398847542111524,0.03095892201617764,0.022992314867781007,0.022452647848325166,0.01924779613185936,0.0190168489357412,0.01814151111778729,0.01770110436517841,0.015261313932596464],"twin_dists":[0.14866703882535226,0.22827283073477034,0.23337749562821655,0.23648251463779302,0.25381303690139884,0.2553851997170324,0.25931370654392044,0.2738549860079525,0.2800984916570814,0.2906420184864366,0.29654627720443794,0.31595235221809415,0.31741988919177044,0.32697539806270276,0.3304385299933528,0.33311571403500867,0.3377602606865908,0.3423908304514939,0.35674586754018073,0.35786710430766133,0.36505399931611077,0.36561132552177933,0.3677788902684782,0.36890428031191974,0.3756240579399698],"n_dims_used":45,"mean_confidence":0.89755859375},"coverage":{"mean_confidence":0.89755859375,"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}}