{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920004881},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920004066","492:4920004049","492:4920004009","491:4910001711","492:4920004350","492:4920004468","491:4910000125","492:4920004043","492:4920004309","492:4920004408","492:4920004097","492:4920004409","491:4910000447","492:4920006636","492:4920004762","491:4910000203","491:4910003550","492:4920004943","491:4910002214","492:4920004142","492:4920004093","491:4910000852","491:4910002036","492:4920004364","492:4920004814"],"twin_admin_codes":[492,492,492,491,492,492,491,492,492,492,492,492,491,492,492,491,491,492,491,492,492,491,491,492,492],"twin_sims":[0.6034874507525522,0.4295488158714264,0.40883037120713595,0.4071608574582415,0.40138395326961196,0.3573305092763349,0.35320977652271945,0.34047747903287995,0.3376316128551102,0.33263909675054276,0.3302801727249485,0.31114709939662427,0.308285097060507,0.29397799961944904,0.27667093065905535,0.2566694647193602,0.2512162558625045,0.24909202086220966,0.24793422975228205,0.24682471820951482,0.24363296703507184,0.22889727828301784,0.22709316197792412,0.2270116743039297,0.22486426346172725],"twin_dists":[0.1305261254499912,0.16883882021798396,0.17370730390923841,0.17410419272973057,0.17548314884685703,0.18632296828965575,0.18737005658337544,0.1906463954987976,0.19138757458879024,0.19269603075674252,0.19331798688499846,0.19845650274046617,0.19924035609645513,0.20322351634234476,0.20819868365734173,0.21419182615861812,0.2158763346738481,0.21653881694880112,0.21690141889344156,0.21724992102060758,0.21825811737298145,0.22302758054906946,0.22362523295122255,0.22365230158877988,0.22436796566501394],"n_dims_used":45,"mean_confidence":0.9034563700358073},"coverage":{"mean_confidence":0.9034563700358073,"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}}