{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001147","491:4910000959","491:4910001708","491:4910000490","491:4910002218","491:4910001972","491:4910001933","492:4920005270","491:4910001409","492:4920006674","491:4910000849","491:4910000956","491:4910001017","492:4920006557","492:4920006870","491:4910001520","492:4920006814","491:4910001756","491:4910001146","492:4920004039","492:4920004456","492:4920005444","492:4920004331","492:4920004616","492:4920004639"],"twin_admin_codes":[491,491,491,491,491,491,491,492,491,492,491,491,491,492,492,491,492,491,491,492,492,492,492,492,492],"twin_sims":[0.692430566628767,0.45263212180130197,0.4521468411346847,0.30251813455549287,0.27428141467332945,0.25768236471792577,0.2542900541335465,0.23658100623660347,0.23369363035602114,0.2294697808138835,0.22519424276810213,0.22108160293028284,0.22080528968001867,0.21737868088346476,0.21338732936646604,0.2078709270358381,0.20653886847987246,0.19883795033571444,0.1981095541852214,0.1932784802862735,0.19237805237970249,0.19043670896826753,0.18904051706573277,0.17679387776782227,0.17112130351963412],"twin_dists":[0.11135134538455245,0.16352591299507221,0.16363652309564386,0.20083266427461552,0.20890024755752215,0.21388144423810762,0.21492400837723077,0.22051637056838647,0.22145365648334397,0.2228385781092003,0.22425769972686244,0.2256397496894536,0.22573321765426851,0.22689889729434873,0.22827238194906255,0.23019958392442458,0.23067015398398089,0.2334321927357148,0.23369722913030652,0.2354723829964969,0.23580663854016,0.23653102865724088,0.23705519602400793,0.24177389051062306,0.24403845365758348],"n_dims_used":45,"mean_confidence":0.8991945054796007},"coverage":{"mean_confidence":0.8991945054796007,"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}}