{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002390","490:4900002688","490:4900002080","490:4900002076","490:4900002232","490:4900002235","490:4900002386","490:4900002087","490:4900002239","490:4900002243","490:4900002077","490:4900002689","490:4900007540","490:4900001932","490:4900002388","494:4940005192","490:4900005045","490:4900006067","490:4900004204","490:4900013047","494:4940005676","490:4900004201","490:4900000860","490:4900002387","490:4900003508"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,494,490,490,490,490],"twin_sims":[0.24067669335887848,0.17547538430695458,0.12321162069020117,0.1086495771700991,0.07646335092600802,0.07043596298245174,0.05850468956292559,0.05398099997881897,0.05010217442192672,0.04420885658502355,0.030248147912109242,0.020159453017379994,0.008875075176741664,0.008069097988632132,0.008017245171857743,0.007788985840735668,0.007317245891726793,0.00614149552939402,0.006025986212265571,0.004377903413745094,0.00350614145111552,0.003500684927920949,0.0034221607374632997,0.0034138855657412223,0.0031325956718901474],"twin_dists":[0.21919957012470237,0.24229557179485325,0.2657735913859129,0.27363956342343215,0.2944998848401607,0.2991656099347726,0.3094529612405214,0.31380875238742334,0.31779153182665104,0.3243655366564549,0.3435331332421351,0.36290947543850705,0.39922447648392406,0.40322686468262403,0.4034964520902301,0.40470209868621915,0.40729770907954943,0.414488357498928,0.4152603098251465,0.4280417744290349,0.4367043549104973,0.43676450759209257,0.43763975908397434,0.4377330602040273,0.44103407572017617],"n_dims_used":45,"mean_confidence":0.9140397813585069},"coverage":{"mean_confidence":0.9140397813585069,"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}}