{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004550","489:4890004551","489:4890004639","489:4890004354","489:4890004549","489:4890004594","489:4890004595","489:4890004359","489:4890004593","489:4890004677","489:4890004410","489:4890004460","489:4890004257","489:4890004592","489:4890004502","489:4890004454","489:4890004209","489:4890004463","489:4890004155","489:4890004349","489:4890004715","489:4890004157","489:4890004347","489:4890004308","489:4890004077"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9769453467081722,0.8879956014935994,0.8651670723580125,0.8358876503656585,0.8063922921027822,0.7987169574915592,0.7870522900294088,0.7827740953757976,0.774890572736017,0.7712645934065273,0.7203176660445567,0.6624996212359661,0.6559883381508362,0.6494175283920874,0.6352611255438962,0.6341717716637307,0.6339630440846956,0.6245575893478695,0.6209879851212069,0.6138341787440328,0.6087758374145343,0.605037474406033,0.6038512613078046,0.6013235951676269,0.5996837772981749],"twin_dists":[0.028050825868801366,0.06330325235700604,0.06989917866271375,0.07776457976094273,0.08520101739776594,0.08707377675037414,0.08987851092387446,0.09089565228570894,0.09275501971882784,0.09360406365032684,0.10520041291556756,0.11785496725462667,0.1192601807874873,0.12067561484225267,0.12371785898241869,0.12395163207078934,0.12399642004264497,0.12601329208882267,0.12677819598024181,0.1283105321028097,0.12939373232037038,0.13019421898319397,0.13044822211583793,0.13098948685988204,0.13134065063399344],"n_dims_used":45,"mean_confidence":0.9203580220540365},"coverage":{"mean_confidence":0.9203580220540365,"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}}