{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002938},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002894","480:4800003019","480:4800002979","480:4800003697","480:4800002893","480:4800003062","480:4800002655","480:4800003285","480:4800002978","480:4800002801","480:4800002796","480:4800003188","487:4870010899","480:4800003021","492:4920002965","480:4800002940","480:4800002980","480:4800003063","480:4800003827","480:4800003994","480:4800003756","480:4800003622","480:4800003761","480:4800003279","480:4800003332"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,487,480,492,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7190819002721571,0.6132860092386373,0.45010282070528945,0.425102419251835,0.33605523466178167,0.32344660130068686,0.24386994592050695,0.2199438312342429,0.20527300532847573,0.17838498530529298,0.15920332516691296,0.15855331080647855,0.15201311729337613,0.14223498209757715,0.12389564131030224,0.11444019016248579,0.11053729155539324,0.11042512192087879,0.11030480720070132,0.1075811838050533,0.10497689520936931,0.10085274322395867,0.09230081189844856,0.09020663270848606,0.08988328841129141],"twin_dists":[0.1054753592857436,0.12842792573917042,0.16410290129800334,0.1698751494959271,0.1917995771229391,0.19513366140903426,0.2181829698748518,0.22602512493929655,0.23111926423491708,0.24114801767704278,0.24897810579468171,0.24925512120190318,0.2520895891490492,0.25649963233597933,0.2654220001701877,0.27041995002201186,0.27257572340296793,0.2726385433273427,0.27270597971713373,0.27424802542369436,0.27575109441216655,0.27819186810518165,0.28351349759138067,0.28487561408106865,0.28508815213542515],"n_dims_used":42,"mean_confidence":0.9112646012079149},"coverage":{"mean_confidence":0.9112646012079149,"n_dims_used":42,"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}}