{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000007},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000217","480:4800000222","480:4800000254","480:4800000172","491:4910002711","480:4800000115","480:4800000049","480:4800000224","480:4800003190","480:4800000170","480:4800000190","491:4910001905","480:4800000204","491:4910001906","480:4800000226","491:4910002189","491:4910001096","480:4800000140","495:4950000437","480:4800000215","480:4800000022","490:4900007403","492:4920001360","480:4800000103","492:4920004487"],"twin_admin_codes":[480,480,480,480,491,480,480,480,480,480,480,491,480,491,480,491,491,480,495,480,480,490,492,480,492],"twin_sims":[0.018187751071649813,0.01241015251743114,0.00791200285708124,0.0051732596160658124,0.0041977667360288285,0.0027404945304747106,0.0020474367295213874,0.001159294631007116,0.0011460461294915004,0.0008842543586545254,0.0008307736146786099,0.000825454670801292,0.0007512334690318071,0.000552568423292727,0.000512171115842719,0.0004439256045164016,0.0003164855121922437,0.00031492699670708464,0.00028681659845863585,0.0002751944978084744,0.00022854302099624445,0.00022395464481476748,0.00022384209737716707,0.00022088469730458568,0.00020726689906009553],"twin_dists":[0.3676621230629465,0.3847986391107382,0.4040484563595279,0.4214122848446375,0.42969431438244465,0.44611902983698415,0.4570093557216079,0.47754068510875913,0.4779464918268238,0.48701255772260016,0.48916853587017106,0.4893899613501349,0.49262658469974424,0.5030330218478066,0.5055722633274544,0.5103209237070958,0.5213852691773139,0.521544949445973,0.5245600662293158,0.5258884836385593,0.5318129866204752,0.5324558429139866,0.5324717665516948,0.532892912448861,0.5349032785652141],"n_dims_used":42,"mean_confidence":0.9029359363374256},"coverage":{"mean_confidence":0.9029359363374256,"n_dims_used":42,"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}}