{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004191},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004330","490:4900004051","490:4900002367","490:4900012291","491:4910002011","490:4900002062","490:4900003104","490:4900005284","490:4900004342","490:4900004613","490:4900006308","490:4900004466","490:4900004742","490:4900005548","490:4900012720","491:4910002116","490:4900004748","490:4900006915","490:4900006423","490:4900005560","490:4900007163","490:4900002216","490:4900012155","490:4900004343","490:4900004474"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4421654050443123,0.039578256264992645,0.016630079995568592,0.009507517790886297,0.006660562045533653,0.006552086498552969,0.006489144762257284,0.0036679791897119697,0.0026333895498580795,0.002392327565796491,0.002275933932321075,0.0021642469925550975,0.0014157234110777702,0.0013401272721699068,0.0013167617280440893,0.0011999327762646664,0.0010922809033175234,0.0007649358025323906,0.0007388377855160374,0.0007364712604646399,0.0007145931985014055,0.0005936572382655145,0.0005369227829917489,0.000515607774347007,0.0004340802128541202],"twin_dists":[0.1659215829061568,0.3300690734344508,0.3717470742426696,0.3963054572747345,0.4111733314681165,0.41184638431921394,0.4122415303585737,0.4349579528788415,0.44762381324621403,0.4512269783223511,0.4530875749588845,0.4549569390167821,0.47042951110466563,0.4723930098741208,0.47302063381703574,0.476322176012227,0.4796392366813154,0.49200729825452877,0.4931959387420206,0.49330564676007294,0.4943357090099806,0.5006222131677752,0.5039952221768844,0.5053490970265704,0.5110616760545834],"n_dims_used":45,"mean_confidence":0.89622802734375},"coverage":{"mean_confidence":0.89622802734375,"n_dims_used":45,"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}}