{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002116},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002443","480:4800002537","480:4800002404","480:4800002495","480:4800002348","480:4800002002","480:4800002442","480:4800002494","480:4800002056","480:4800002547","480:4800002397","480:4800002161","480:4800002298","480:4800002396","480:4800002219","480:4800001715","480:4800001946","480:4800002491","480:4800001948","480:4800001995","480:4800002300","480:4800002157","480:4800001890","480:4800002299","480:4800001766"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6904564782340278,0.5993974670186705,0.5720191434649456,0.4935621162802584,0.4828038386982253,0.4732233870013417,0.4268442275290601,0.4018501392588884,0.4011909006512908,0.39659018649746886,0.3816780866869476,0.37408111405677286,0.3623232837653302,0.36049568796547315,0.34267737683008226,0.3391642202250813,0.3282413717598362,0.3248241627978808,0.3170959953058515,0.2998299840997923,0.29423792099778995,0.29173553460670126,0.29086677291811347,0.2809851382282562,0.2758366428175387],"twin_dists":[0.11178298517362258,0.13140196546040103,0.13727221179502005,0.15433839046312225,0.15672841144990665,0.15887081861508492,0.16946865345675874,0.17537154028016033,0.1755293843104152,0.1766342500466762,0.18025696742246128,0.18212854830218364,0.1850625694471884,0.18552290109049313,0.1900757263195305,0.19098800584321762,0.19385750502927165,0.1947659474663603,0.1968402619974121,0.20158090950929408,0.20315015160291827,0.20385807060092795,0.20410468359208095,0.2069413331741638,0.2084432083703669],"n_dims_used":43,"mean_confidence":0.9207204774368641},"coverage":{"mean_confidence":0.9207204774368641,"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}}