{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001945","491:4910002238","491:4910001478","491:4910001661","491:4910001840","491:4910001782","491:4910002095","491:4910001036","491:4910001158","491:4910001597","491:4910001543","491:4910001780","491:4910002134","491:4910002089","491:4910000962","491:4910002053","492:4920000629","491:4910001660","491:4910001595","491:4910001224","491:4910001781","491:4910001721","491:4910001486","491:4910001436","491:4910002192"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491],"twin_sims":[0.49596024486310175,0.32663102480751904,0.27963228926360634,0.27109747670305473,0.2561608030741754,0.248168897355069,0.2450385753943314,0.23992802516050157,0.22727384290835242,0.2256752789074618,0.22271281668928353,0.20080665345443008,0.19593748039649325,0.18381763293309375,0.17460403479142977,0.17424349983070353,0.16828193011083914,0.16475441199119895,0.15277120539583428,0.15011750386278092,0.13984998428596865,0.1363834027436345,0.13513108067143098,0.13298982610364185,0.1277334654118725],"twin_dists":[0.15380775209226874,0.19428494997015694,0.207334341555842,0.20984090878401646,0.21434798694665935,0.21682783713352233,0.2178130776631646,0.21943917872167862,0.22356523717196963,0.2240971488045897,0.22508954676917067,0.23271919115162254,0.23449158947569873,0.23904041612136323,0.24264186875467153,0.24278551533517367,0.24519220093434227,0.24664524892074063,0.2517565174528185,0.25292781696585265,0.2576092438995089,0.259247514118721,0.25984701158010026,0.2608817794834643,0.2634762214675404],"n_dims_used":45,"mean_confidence":0.8981834411621094},"coverage":{"mean_confidence":0.8981834411621094,"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}}