{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001153","490:4900001549","490:4900001829","490:4900001282","490:4900001420","490:4900007609","490:4900001533","490:4900001281","490:4900000891","490:4900006641","490:4900006751","490:4900003180","490:4900006761","490:4900003306","490:4900007607","490:4900003037","490:4900006031","490:4900001980","490:4900000403","490:4900000409","490:4900003986","490:4900004538","490:4900007495","490:4900001554","490:4900005489"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.68901232277067,0.5840519254395851,0.5380909991250227,0.5371536222586143,0.5182007614516386,0.49466270404302004,0.4883216112861201,0.48270569491585585,0.4768310263440593,0.4662484947865675,0.4259664943937317,0.4193923140125729,0.4184453345179469,0.4181660747131288,0.41807929294560764,0.4169606180053851,0.4096976315261153,0.3987414728572707,0.3951089009348013,0.3930001701538125,0.37841341572794385,0.37343146985795733,0.37142641548821065,0.36761409647580306,0.36717228055548234],"twin_dists":[0.11209847965530269,0.13468997324644266,0.14459033351239667,0.14479358809611878,0.14891938367766364,0.15409476890142007,0.15550061167776064,0.1567502893619361,0.1580624366901915,0.1604395779332827,0.16967340916671494,0.17121265407905406,0.17143521071194356,0.17150088254684825,0.17152129429742477,0.17178457764297522,0.17350141490268653,0.17611689312249518,0.1769912295546041,0.1775004870616248,0.18105900871445094,0.18228945163107665,0.18278693403490182,0.18373651229571641,0.18384687748760978],"n_dims_used":45,"mean_confidence":0.9173599243164062},"coverage":{"mean_confidence":0.9173599243164062,"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}}