{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000743},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000825","499:4990000450","499:4990000166","499:4990000384","499:4990001001","477:4770003918","477:4770003884","477:4770003944","477:4770003947","499:4990000451","499:4990000909","477:4770003877","499:4990001663","499:4990000832","499:4990001085","477:4770003644","499:4990000744","499:4990001930","499:4990000454","489:4890002148","499:4990000995","499:4990000593","499:4990000333","499:4990002022","477:4770003699"],"twin_admin_codes":[499,499,499,499,499,477,477,477,477,499,499,477,499,499,499,477,499,499,499,489,499,499,499,499,477],"twin_sims":[0.8671496688418574,0.8499482757208491,0.8474603604870315,0.8463911593023284,0.8365798170633958,0.8211244444716866,0.7915151801896347,0.7900838900682186,0.7697843798241569,0.7691902233731007,0.7683420905519512,0.7494248207298391,0.7449851000774363,0.7353604875051597,0.7296462810572647,0.7295177567393878,0.7172729569453441,0.7158252375573791,0.7023036649676251,0.7010671777598728,0.6944139799413153,0.6868788485187316,0.6816020946038139,0.6781436168343195,0.6691335925817181],"twin_dists":[0.06934463083813155,0.07405802301263097,0.07472269978487836,0.07500713508164174,0.07758483712661837,0.08153813741842128,0.08881102348680119,0.08915411039747378,0.09394959719556575,0.09408812344976637,0.09428569608920147,0.09864465717918973,0.09965547261663082,0.10183260378485857,0.10311664760606354,0.10314545934194927,0.10587739368815655,0.10619877779662792,0.1091856594874965,0.10945754682824406,0.1109172198066609,0.1125641520695073,0.11371388118030261,0.1144659518517702,0.11642022481021963],"n_dims_used":45,"mean_confidence":0.9250218709309895},"coverage":{"mean_confidence":0.9250218709309895,"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}}