{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003623},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002848","480:4800002799","480:4800003496","480:4800003557","480:4800002890","480:4800003436","480:4800003558","480:4800003559","480:4800003437","480:4800003382","480:4800003498","480:4800003497","480:4800003108","480:4800003145","480:4800003143","480:4800002849","480:4800003624","480:4800002800","480:4800003103","480:4800003282","480:4800003144","480:4800002897","480:4800002845","480:4800003332","480:4800003760"],"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":[0.8779635932761274,0.7753639849616393,0.7236179801448942,0.7120005108689818,0.6415934707307257,0.6321490296738722,0.6270344804277284,0.5991751404187804,0.5987050816860237,0.5883092474072112,0.5718408496888067,0.5680889768660721,0.5654366094901943,0.5567927853340529,0.544837986133847,0.47481101423106126,0.47433995564866527,0.47175545595138,0.4711813235905446,0.4614554315066483,0.42616772761861643,0.4001916074408933,0.39784175958163553,0.3637461784665063,0.35160663374337714],"twin_dists":[0.06626148783863872,0.09264388826966366,0.10446490172174269,0.10704630742349246,0.1223580897418034,0.12438560531679002,0.12548238094722886,0.13144957831660817,0.13155024620944378,0.13377734641127678,0.13731051170835173,0.13811676647062338,0.13868711280381904,0.14054821487687158,0.1431293219013758,0.15851482250147733,0.158620407654635,0.15920032765256528,0.1593292972539904,0.16152228478385938,0.1696264505071333,0.17576887299090785,0.17633310687861686,0.18470498878436425,0.18777912939914929],"n_dims_used":42,"mean_confidence":0.9124041966029576},"coverage":{"mean_confidence":0.9124041966029576,"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}}