{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001641","491:4910002126","491:4910002220","491:4910002321","491:4910002223","491:4910001637","491:4910001580","492:4920004098","491:4910002213","491:4910002326","491:4910001582","491:4910001473","491:4910002025","491:4910002075","492:4920004704","492:4920006216","491:4910001532","492:4920004088","491:4910002026","491:4910002318","492:4920004148","492:4920007011","491:4910002266","491:4910002322","491:4910001696"],"twin_admin_codes":[491,491,491,491,491,491,491,492,491,491,491,491,491,491,492,492,491,492,491,491,492,492,491,491,491],"twin_sims":[0.6785179471706888,0.4370310768208152,0.4204564060312741,0.41819967025670407,0.41507305128902966,0.3965639760641914,0.38921377785563005,0.3808011053291569,0.3648005486999915,0.35685892354024124,0.3568335460061788,0.3505767699044882,0.3497859663796528,0.3467390182582045,0.34312809986907006,0.32946376287317564,0.3283943347801937,0.3227386640577452,0.31071735160447095,0.30685681614854177,0.3060841768622574,0.30159977747892736,0.2992758402468546,0.2969266560037801,0.2940563448294808],"twin_dists":[0.11438460528579791,0.16710471104395017,0.170962828358433,0.171492981097349,0.17222950961177771,0.17664056124173566,0.17841810196160082,0.18047209154478575,0.18444047630013088,0.18644248244149553,0.18644891618322587,0.18804243224363085,0.1882448897333047,0.189027209180241,0.18995904717984471,0.1935338090862616,0.1938169632834156,0.19532297106330762,0.1985739389077837,0.19963310197728523,0.1998460001665959,0.20108785078203426,0.20173564172370245,0.20239347082661333,0.20320139878715668],"n_dims_used":44,"mean_confidence":0.8968542272394354},"coverage":{"mean_confidence":0.8968542272394354,"n_dims_used":44,"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}}