{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000822},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000818","489:4890000704","489:4890000415","489:4890000762","489:4890000881","489:4890000939","489:4890000823","489:4890000765","489:4890000595","489:4890000879","489:4890000936","489:4890000997","489:4890001000","489:4890001524","489:4890000747","489:4890000940","489:4890000541","489:4890000999","489:4890001446","489:4890000547","489:4890000878","489:4890000495","489:4890000770","489:4890001525","489:4890001369"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8815953010933837,0.8519459988981531,0.8461511493419227,0.8167326853755109,0.8165886745963358,0.8152622766781896,0.7845839429059274,0.7786964480713956,0.7783311170385607,0.7751580901183313,0.7653902384444902,0.7633261045277713,0.7567361399021504,0.7512099667308114,0.7332886039442201,0.728304971667018,0.7191456672143364,0.7124664006458622,0.7100575817199362,0.7012879119270529,0.6860577761133861,0.6841076543273449,0.6798231155312313,0.6693804731158314,0.6680374223519632],"twin_dists":[0.06520221082877022,0.07352138076165676,0.07507088510178014,0.08264007172513825,0.08267605625379909,0.08300705236199088,0.09046608025724445,0.09185973510957104,0.09194586209027501,0.09269222921523532,0.09497181614711452,0.09545022773092299,0.09697035722417878,0.0982369941036446,0.10229888216423613,0.10341718779675182,0.10546117773070351,0.10694318667368163,0.1074760170523652,0.10940902470243898,0.11274323874038913,0.11316830661019192,0.11410087420038191,0.11636676678768758,0.11665752496055856],"n_dims_used":45,"mean_confidence":0.9146820068359375},"coverage":{"mean_confidence":0.9146820068359375,"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}}