{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001609","500:5000001851","485:4850000551","500:5000006528","500:5000001955","500:5000003290","484:4840004824","500:5000010910","499:4990002145","485:4850000581","500:5000011491","473:4730001690","489:4890004662","485:4850000324","468:4680000678","485:4850000585","485:4850001026","479:4790002802","470:4700004661","468:4680000330","467:4670000335","473:4730004419","478:4780005677","500:5000006121","485:4850002194"],"twin_admin_codes":[500,500,485,500,500,500,484,500,499,485,500,473,489,485,468,485,485,479,470,468,467,473,478,500,485],"twin_sims":[0.404798226055718,0.36274207998333546,0.35993990390303016,0.27825789801524453,0.1976419390373031,0.18692493614535763,0.16521457005553244,0.16286027422705232,0.15578845344490466,0.1540461581334354,0.146508164843114,0.144116590373778,0.14258340894096364,0.1423403197484073,0.1409930612560273,0.14032983113764264,0.13709945233331292,0.134265680392605,0.13199410810552237,0.13118686329720844,0.13085952276914217,0.13028072806308214,0.129914755060601,0.1296569207204236,0.12773465027566558],"twin_dists":[0.1746670911328179,0.1849572500568259,0.18566312661668447,0.2077347929234083,0.23386773209566572,0.23785463038893792,0.24645443627191183,0.24743476946095702,0.25044275357129403,0.2511990818695583,0.2545456538097032,0.25563394647439264,0.2563386897380882,0.2564509447093765,0.25707568738181996,0.25738487035565816,0.2589065860706973,0.26026372551063137,0.2613672344097688,0.2617628288158408,0.26192376661422606,0.2622090771131778,0.2623899734471717,0.26251764919349097,0.2634756276288707],"n_dims_used":45,"mean_confidence":0.9069769965277777},"coverage":{"mean_confidence":0.9069769965277777,"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}}