{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005271","487:4870003981","487:4870001781","487:4870005414","487:4870003142","487:4870003835","487:4870003138","490:4900001589","487:4870004848","487:4870002134","466:4660011821","487:4870002298","487:4870005417","490:4900001203","466:4660014403","496:4960008029","490:4900000514","487:4870005850","466:4660014219","487:4870005565","490:4900002330","487:4870007205","496:4960008496","487:4870003535","487:4870004714"],"twin_admin_codes":[487,487,487,487,487,487,487,490,487,487,466,487,487,490,466,496,490,487,466,487,490,487,496,487,487],"twin_sims":[0.5955744530423456,0.535511182343664,0.5298257126673662,0.5062818387353822,0.49083068431537813,0.47602825299745105,0.4710893920199056,0.41655799248305936,0.4029576415864941,0.39998839478816167,0.3972372372555154,0.39490850907240416,0.3914624944690727,0.3849341942950086,0.3839438902127167,0.37843727728385984,0.37354703548239676,0.37187277546325354,0.36886142470773925,0.3686239060198478,0.36722268319213097,0.36491650590007,0.36188778662985627,0.36004119539176743,0.35585650657470463],"twin_dists":[0.13222075918695617,0.14514989163502778,0.14638498749323167,0.15153205875575038,0.15494369786927795,0.1582421443056807,0.15934995309509134,0.17187941068711945,0.17510662960073023,0.17581760772238278,0.17647850773258678,0.17703956993531614,0.17787263543895593,0.17946030932449322,0.1797022606135911,0.181053134454776,0.18226081836901298,0.1826760712205993,0.18342528832191848,0.1834845116468686,0.1838342835983082,0.18441140938765194,0.1851721543511226,0.18563756232347625,0.18669679584481383],"n_dims_used":43,"mean_confidence":0.9102490447288336},"coverage":{"mean_confidence":0.9102490447288336,"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}}