{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011599},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011608","490:4900012279","490:4900011339","490:4900010445","490:4900011046","490:4900011672","490:4900010186","490:4900012135","490:4900011106","490:4900009675","490:4900011933","490:4900009060","490:4900004663","490:4900012406","490:4900011402","490:4900008834","490:4900004800","490:4900009260","490:4900010080","490:4900009479","490:4900012823","490:4900011338","490:4900010519","490:4900009685","490:4900004946"],"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":[0.051768017820277554,0.04705840206328267,0.037380348150371556,0.030176990519968323,0.025185027369632088,0.02372973666855584,0.023641800583593203,0.021475074286470126,0.018566448991713978,0.015404618681782787,0.014733657870044941,0.01358789877865818,0.01353443055768999,0.012398837856454778,0.011853883871208589,0.011188730158964022,0.008734954090508652,0.007754985415188678,0.005930545728712912,0.005893343898773876,0.005882576581419731,0.00575467182147979,0.005722522706025937,0.00550999179254501,0.0045956938578577515],"twin_dists":[0.31605071826630504,0.32110089296438343,0.33297600692151696,0.34364875472878426,0.352412721603411,0.35525011318454647,0.3554263456434643,0.35995914833423154,0.3667154727589435,0.37520413008599623,0.3772008013019465,0.3808036763471064,0.38097827718163674,0.3848386201505008,0.38680362733276247,0.38931372853880025,0.3998962886291334,0.40488439063699916,0.41590828025552207,0.4161634048393413,0.41623751673151227,0.4171273863269471,0.4173538640666596,0.4188806443888543,0.4261243295415302],"n_dims_used":45,"mean_confidence":0.9106794569227431},"coverage":{"mean_confidence":0.9106794569227431,"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}}