{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000359},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000104","491:4910000318","491:4910000288","491:4910000505","491:4910000627","491:4910000504","491:4910000137","491:4910000556","491:4910000250","491:4910000369","491:4910000457","491:4910000801","491:4910000561","491:4910000248","491:4910000328","491:4910000249","491:4910000150","491:4910000468","491:4910000126","491:4910000156","491:4910000281","491:4910000568","491:4910000136","491:4910000452","491:4910000469"],"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":[0.8504053031195904,0.6094746195880875,0.45537108124003084,0.42964602030022975,0.3800138346524866,0.37694105473117695,0.3668768972576458,0.3569837095293679,0.3562219973248526,0.34466365753534195,0.3378349851551475,0.3326083159684559,0.3297644541423026,0.3163698496897945,0.3046894089122417,0.2914007447705938,0.2864162784214952,0.2817395608877808,0.273601492835536,0.26225966890954955,0.25584160754871843,0.24189981094881977,0.2180269128437876,0.21727783581309082,0.2149610600723305],"twin_dists":[0.07393548579245601,0.12924410155024518,0.16290243755477188,0.16881621395108692,0.18066541310398349,0.1814218249276151,0.1839207010579271,0.18641084997891738,0.186604028038265,0.18956214678109173,0.1913344968869499,0.1927041308915654,0.19345428564981954,0.1970366196804447,0.2002311116286406,0.2039530546906722,0.20537497516325454,0.2067226683316644,0.2091005572788898,0.2124883280381541,0.21444608124385295,0.21880915386928793,0.22667743792840012,0.22693338948516492,0.22772878505854074],"n_dims_used":45,"mean_confidence":0.8900585598415799},"coverage":{"mean_confidence":0.8900585598415799,"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}}