{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009951},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009008","490:4900009527","490:4900009624","490:4900008906","490:4900008896","490:4900008905","490:4900009950","490:4900010831","490:4900008897","490:4900007780","490:4900010222","490:4900007783","490:4900010922","490:4900007770","491:4910005665","490:4900010733","491:4910004855","490:4900008904","490:4900011079","491:4910005365","490:4900011767","490:4900007895","490:4900009623","490:4900010022","490:4900012178"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,491,490,490,491,490,490,490,490,490],"twin_sims":[0.10143284127187872,0.07836101378096515,0.053210599373148,0.04788293693530161,0.04215240211533104,0.0389187332310065,0.030255884960513048,0.03019572447382558,0.02983893917057465,0.029755959466255078,0.02506125969591432,0.021651387034544736,0.018184256701071995,0.017363571660167554,0.016076154306440747,0.015959250240329396,0.013666179187528457,0.012683131730124527,0.012384338413965745,0.011701802665229728,0.010831022386607084,0.010628692593526685,0.00967648658422575,0.009092349702657881,0.008963213930171781],"twin_dists":[0.27784389745382077,0.293092434523974,0.3145804414026752,0.32018716034581735,0.326833146025111,0.33092669598141283,0.3435205756033069,0.34361829185182613,0.34420125775733595,0.344337697925276,0.35264843541226476,0.35957579600780415,0.36767093812303486,0.36978351781042174,0.37328097602511634,0.37361062478022417,0.3805491431052575,0.38384370681748786,0.38488990209583823,0.3873663017906466,0.3907189637657764,0.39153218784504634,0.39555498006745476,0.39820127403303585,0.3988067374626894],"n_dims_used":44,"mean_confidence":0.8905497464266691},"coverage":{"mean_confidence":0.8905497464266691,"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}}