{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003223","480:4800003013","480:4800003012","480:4800003355","480:4800003178","480:4800003588","480:4800003131","480:4800003407","480:4800003182","480:4800002970","480:4800003046","480:4800003055","480:4800003591","480:4800003173","480:4800003530","480:4800003461","470:4700006910","480:4800002971","480:4800003137","480:4800002639","480:4800003527","496:4960011978","480:4800003138","480:4800002977","490:4900001318"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,496,480,480,490],"twin_sims":[0.6366889002454376,0.6205358978317421,0.6202360361742401,0.5290581173328449,0.493074006596404,0.48230253396049544,0.478598926040703,0.4211286529860777,0.38421109351572563,0.3728236692366019,0.3073058945663923,0.29628553217572257,0.29319559751029306,0.29016236676567414,0.27798937545600666,0.2745083093044127,0.250453691684369,0.24286064704364166,0.23571557065870638,0.22464515783706007,0.21559132133380518,0.19002623162673024,0.1889450148118769,0.18881740600538544,0.18722578598303533],"twin_dists":[0.1234113993090829,0.1268750537557441,0.1269392959692125,0.14655194949137354,0.15444648708151767,0.15684017541463668,0.1576670228719804,0.17080513723412177,0.17963694815030315,0.18244011601934276,0.19950950199339038,0.2025735319965204,0.2034445871123635,0.2043049633839247,0.20781317187322554,0.2088334706311207,0.2161137411506541,0.21850335316845718,0.2207965146866884,0.22444124148518627,0.22751183408307846,0.23668485310658233,0.23709114890772828,0.23713920851776615,0.23774055984379647],"n_dims_used":43,"mean_confidence":0.9221643847088481},"coverage":{"mean_confidence":0.9221643847088481,"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}}