{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000982},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001112","491:4910002305","491:4910001246","491:4910001300","491:4910002108","491:4910001551","491:4910001172","491:4910001376","491:4910002107","491:4910002241","491:4910001667","491:4910001553","491:4910001795","491:4910001992","491:4910002144","491:4910002630","491:4910000977","491:4910002097","491:4910002346","491:4910002724","491:4910001371","491:4910002302","491:4910001107","491:4910001493","491:4910001786"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.8158748014177687,0.5144924541404378,0.3566900235273017,0.3460951963434829,0.3348166695178941,0.3236978308579062,0.3065001041295177,0.21556901486474922,0.21199653272308402,0.20912188694357164,0.2053557150547094,0.20404171198930726,0.19004071139548337,0.18190423139167122,0.1762124217481812,0.16958880431536036,0.16954813308125677,0.1657635616878524,0.163437264487503,0.15856684572914329,0.15662713878124968,0.15644777670382787,0.1464536526876237,0.14194141047870817,0.13592407486252833],"twin_dists":[0.0828542972744635,0.14973062751082677,0.18648530660204005,0.18919297673590765,0.19212402326686775,0.19506653556878265,0.19973135429317768,0.22751950519649053,0.22875505114799569,0.22975953133916308,0.2310898622646191,0.23155793134015132,0.23667942293274782,0.2397776347931465,0.24200360946239308,0.24465944476446932,0.24467598011040373,0.24622728872375166,0.24719356583677174,0.2492493446249653,0.25008088531925166,0.2501581556020062,0.2545703126873106,0.25663546436526813,0.2594669173427596],"n_dims_used":45,"mean_confidence":0.8972376505533854},"coverage":{"mean_confidence":0.8972376505533854,"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}}