{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001860","487:4870000688","487:4870002214","487:4870001784","487:4870002126","466:4660014245","487:4870002045","487:4870005568","487:4870001393","487:4870004113","487:4870001221","490:4900003059","487:4870001679","487:4870006432","466:4660013325","487:4870012859","466:4660014146","487:4870011550","490:4900003355","466:4660013349","487:4870008935","487:4870002748","487:4870012119","490:4900003591","487:4870001875"],"twin_admin_codes":[487,487,487,487,487,466,487,487,487,487,487,490,487,487,466,487,466,487,490,466,487,487,487,490,487],"twin_sims":[0.6735105370663126,0.48254045222975056,0.48067042968584944,0.46971202426694536,0.46096555239641634,0.45770324239840243,0.4475110733750404,0.4029155485474977,0.3962430442728653,0.3939102482012665,0.39119819674692524,0.3667321700646736,0.3598316870807078,0.35609315204678943,0.3519537287160597,0.35194766569800223,0.351332385597524,0.334361836057525,0.33429874029146595,0.33310766128318,0.3316315351076038,0.33032576643405265,0.3267690918752114,0.31258999917147756,0.30930037816614603],"twin_dists":[0.11547173284567469,0.15678712790794108,0.15720430062531876,0.1596595925283435,0.1616331654906688,0.16237263961248108,0.16469539321210533,0.17511669210771907,0.17671785377153756,0.17728054878221255,0.17793666938960367,0.1839568828282209,0.18569044280890096,0.18663672556901376,0.18769047916472933,0.1876920273063623,0.18784920638414043,0.19224333184748438,0.19225988963104623,0.1925727758380425,0.1929613891927411,0.193305942589449,0.19424825636008725,0.1980628814097735,0.19896181217534142],"n_dims_used":43,"mean_confidence":0.9103740425997002},"coverage":{"mean_confidence":0.9103740425997002,"n_dims_used":43,"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}}