{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001505","491:4910001506","491:4910001203","491:4910001270","491:4910001338","491:4910001798","490:4900002066","491:4910001568","491:4910001262","491:4910001073","491:4910001802","491:4910001205","491:4910001692","491:4910002161","490:4900004192","491:4910001259","490:4900002965","491:4910001386","491:4910001448","491:4910001006","491:4910001456","491:4910001129","491:4910001253","491:4910002259","491:4910001200"],"twin_admin_codes":[491,491,491,491,491,491,490,491,491,491,491,491,491,491,490,491,490,491,491,491,491,491,491,491,491],"twin_sims":[0.49701960783206867,0.4937904023906352,0.4436138810461406,0.43302744677206756,0.3827950451425991,0.36788984118859597,0.30779702682599525,0.26778203982151716,0.25426273283629686,0.2335929292426734,0.2207023918902755,0.2163363518507045,0.19422627159769834,0.18464126815515491,0.1766076665825519,0.1742731535116497,0.1737518048002419,0.15805558155667382,0.1471632454632221,0.13753477338627357,0.13658623976895978,0.1359756287545552,0.1357887826426649,0.13520263743258032,0.13417357825700038],"twin_dists":[0.15357358022957568,0.15428784500932785,0.16558877260841168,0.16803110429084567,0.17998332053961102,0.18366766517127447,0.19937444661401466,0.21082769290882905,0.21493244074451945,0.2214864821560851,0.22576804468945372,0.22725592748908063,0.2351217136812499,0.23872474141098415,0.2418473993615829,0.242773692529104,0.2429817619396639,0.2494677973421685,0.25424985377646026,0.258699970384411,0.25915080285405206,0.25944226438356094,0.2595316471324181,0.25981264477584215,0.2603081938214545],"n_dims_used":44,"mean_confidence":0.8960364948619496},"coverage":{"mean_confidence":0.8960364948619496,"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}}