{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002135","480:4800002316","480:4800002178","480:4800001580","480:4800002081","480:4800002464","480:4800002080","480:4800001355","480:4800001365","480:4800002040","480:4800001305","480:4800001372","480:4800002504","480:4800001412","480:4800001809","480:4800002083","480:4800001693","480:4800002281","480:4800002187","480:4800002079","480:4800001753","480:4800001925","480:4800001581","480:4800002139","480:4800002419"],"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":[0.9849312795236551,0.955734217687804,0.9375599035563574,0.8964318861879617,0.8670745018225113,0.8662900538589376,0.8628702786352429,0.8542337360394631,0.8496488485555482,0.8479824745862491,0.8002476467081115,0.7973897157341467,0.778934441728047,0.7690851800500951,0.7584965692317264,0.7426783513843416,0.7380358497804876,0.7239408416473682,0.7233033897185206,0.721459367614117,0.7145875517111148,0.7032095625519184,0.6964256267476313,0.6942533469745293,0.692563971433336],"twin_dists":[0.02263202759744913,0.039081397551870824,0.04663728499953434,0.06073155616748051,0.06936571328084963,0.06958545864784606,0.07053772959990368,0.07290354323932079,0.07413823064087242,0.07458354055797214,0.08670209905210226,0.08739534808245056,0.0918036062735127,0.09411260397563707,0.09656532825877312,0.10017899255780008,0.10122929070604404,0.1043928511995564,0.1045350895805142,0.10494617523029579,0.10647328035598766,0.10898633856012879,0.11047644427183717,0.11095239579573939,0.11132216019294731],"n_dims_used":42,"mean_confidence":0.9114399864560082},"coverage":{"mean_confidence":0.9114399864560082,"n_dims_used":42,"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}}