{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000374},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000306","494:4940008244","490:4900000253","494:4940007839","494:4940007736","490:4900000373","494:4940007735","494:4940007763","490:4900000371","494:4940003972","494:4940008058","494:4940008243","494:4940008142","490:4900000529","490:4900012730","494:4940008357","494:4940008039","494:4940008541","494:4940008168","494:4940007434","494:4940008037","494:4940007939","490:4900000758","490:4900013256","490:4900000740"],"twin_admin_codes":[490,494,490,494,494,490,494,494,490,494,494,494,494,490,490,494,494,494,494,494,494,494,490,490,490],"twin_sims":[0.14052404304191213,0.05758369169252724,0.03880554070840156,0.023190178735260768,0.022279039168296905,0.02225385063733921,0.019514172183574267,0.013102268114335515,0.011897212571091274,0.01114868095869537,0.00734578625110482,0.005739415103327503,0.005188344998936926,0.005095286627348279,0.004693018812019105,0.004595844079440309,0.00406187212722157,0.003897218959110915,0.003894897399737358,0.003444256075224693,0.0033882279272480307,0.0033050460456599665,0.003294951758406609,0.00315708999162669,0.003113118413875715],"twin_dists":[0.2572942205963846,0.31031664825386607,0.3310751219437768,0.35634049219952074,0.3582327769079904,0.3582860370221361,0.36441838302283713,0.38241233151366394,0.3866444911366531,0.38946905763533296,0.4071364634712149,0.41723472099374137,0.42129572198562387,0.4220197217454947,0.42529400235213627,0.42612303568487153,0.43098418778867426,0.43260067118166295,0.4326239040705862,0.4373916423669807,0.4380236625202026,0.438979796769138,0.4390973155380719,0.44073609311130735,0.44127254655417575],"n_dims_used":44,"mean_confidence":0.9090380235151811},"coverage":{"mean_confidence":0.9090380235151811,"n_dims_used":44,"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}}