{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002698},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002656","480:4800002660","480:4800002607","480:4800002861","480:4800002712","480:4800003687","480:4800002954","480:4800002600","480:4800003195","480:4800003241","480:4800002608","480:4800002646","480:4800002806","480:4800003197","480:4800003060","480:4800003250","480:4800002618","480:4800003240","480:4800003025","480:4800003384","480:4800003621","480:4800003560","480:4800002661","480:4800003111","480:4800002901"],"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":[0.49492532888797053,0.4656205416337017,0.45838416673790977,0.42507854912240567,0.42088466681382924,0.3564464078906276,0.34492904343871095,0.33876766979926265,0.3385748402138312,0.3337443129169482,0.3290911280072038,0.3251946235072401,0.3238481401200628,0.3168550680571838,0.316738223235576,0.3151136634396035,0.3141796899952912,0.313959630543409,0.2773427377627719,0.2753727267908671,0.2732098741936785,0.2654488035509437,0.264249358048481,0.26325003188979174,0.26221125054428496],"twin_dists":[0.15403665860749674,0.1605812052291845,0.1622181378167274,0.1698807249995724,0.17086235755441717,0.18654709311467027,0.18949364690900825,0.19109129781701426,0.1911415488536433,0.19240545730154918,0.1936324147306339,0.19466720793705422,0.19502638841549727,0.196905383157328,0.19693697566970764,0.19737690912051792,0.19763041278404458,0.1976902046742215,0.20800210828526483,0.2085793750967522,0.20921606963807446,0.21152669247194864,0.21188751616967091,0.21218892040816617,0.21250298406805776],"n_dims_used":43,"mean_confidence":0.9131166325059048},"coverage":{"mean_confidence":0.9131166325059048,"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}}