{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011391","490:4900011385","490:4900011978","490:4900012119","490:4900011003","490:4900011097","490:4900011963","490:4900011454","490:4900011697","490:4900012185","490:4900011696","490:4900011455","490:4900012096","490:4900011581","490:4900011574","490:4900011703","490:4900011695","490:4900010674","490:4900012169","490:4900011318","490:4900011017","490:4900011768","490:4900011229","490:4900011450","490:4900011232"],"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":[0.21476988889918552,0.1538385921342022,0.14390088598648829,0.140890027524295,0.1245834868488644,0.12407732988948736,0.11973789877011033,0.1028197498247962,0.09025117121193181,0.08784688912432144,0.08239344050521337,0.07768183346922024,0.07744897315729167,0.07660120962706607,0.07433860050115748,0.07292106216707304,0.07031609474978563,0.06832804956333523,0.06492629976488722,0.06379003425770388,0.05654429900841791,0.055709858897562296,0.05382042186365327,0.053267297545939396,0.05292828133633669],"twin_dists":[0.22779467554834057,0.2512896029020168,0.2557327597858377,0.25712364820181566,0.2650699285470523,0.26532885928990557,0.26758242694153156,0.27701822169565743,0.2848463857071594,0.28644081697951035,0.2901902623493898,0.2935929832428182,0.29376540904516263,0.29439669705266636,0.2961095554088973,0.29720423662328643,0.2992616264160976,0.30087380409557746,0.3037232276907498,0.30470217155932167,0.31130515795223235,0.31210966766687454,0.31396884233411293,0.3145233336550145,0.31486555265373195],"n_dims_used":45,"mean_confidence":0.892360348171658},"coverage":{"mean_confidence":0.892360348171658,"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}}