{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":468,"cluster_id":4680000136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003547","499:4990003736","468:4680000121","468:4680000371","472:4720002801","499:4990004213","499:4990003438","496:4960004031","499:4990003661","499:4990002341","468:4680003297","500:5000009183","468:4680005276","468:4680000811","496:4960003222","484:4840001448","488:4880000610","484:4840001069","499:4990004068","472:4720001992","470:4700004665","468:4680000367","496:4960001867","489:4890000675","478:4780005823"],"twin_admin_codes":[499,499,468,468,472,499,499,496,499,499,468,500,468,468,496,484,488,484,499,472,470,468,496,489,478],"twin_sims":[0.5404594190295221,0.5360267995072107,0.4670778935006554,0.46173938025446554,0.40785478917048557,0.38703182675034203,0.3785175233243363,0.36433403053333574,0.32805141835805257,0.28463457362589795,0.2765868936495557,0.2755618754156873,0.26577402736052613,0.2609734306081305,0.25870514698956754,0.24806264352326543,0.24573843401397355,0.24389814354376396,0.2437454252206519,0.24238002053847768,0.2392791680040309,0.23881222217081835,0.2369943828011919,0.2356487356287391,0.22731864650854083],"twin_dists":[0.1440770836211157,0.1450380127301433,0.16025261770935695,0.1614580340280117,0.1739391390315122,0.17894879131020858,0.1810333807299807,0.18455746520202784,0.1939078653070025,0.20588683573141073,0.2082232939665035,0.20852384002956548,0.2114290320871119,0.2128782443725011,0.2135688146143821,0.21686114827644604,0.21759210401244206,0.21817403137052768,0.2182224502910754,0.2186562217923918,0.21964723638606062,0.21979719086495053,0.220382795549756,0.22081817733890355,0.2235503648589648],"n_dims_used":44,"mean_confidence":0.9231402657248757},"coverage":{"mean_confidence":0.9231402657248757,"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}}