{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011529},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011799","490:4900011604","490:4900011526","490:4900012201","490:4900011595","490:4900010702","490:4900011188","490:4900010786","490:4900011035","490:4900011731","490:4900011729","490:4900011606","490:4900011730","490:4900011269","490:4900011331","490:4900011530","490:4900011119","490:4900011118","490:4900011189","490:4900011534","490:4900011725","490:4900011113","490:4900004797","490:4900011112","490:4900011790"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5430446334591237,0.5402545685388324,0.4585347065219984,0.4503095138742433,0.43994042139559414,0.43681238935857364,0.415620855054819,0.40781110375462226,0.40190077527877494,0.3883099621354293,0.374572852838581,0.35520913097315526,0.34192693326928014,0.32836220627158524,0.31720953924172673,0.2982192597425943,0.29643290004655104,0.2941012899206773,0.2929824061505164,0.2853893715241974,0.2853110669676528,0.27921612791686934,0.2570645396051013,0.25633361331661847,0.2504495154660173],"twin_dists":[0.14351733363987268,0.14412145900718806,0.1621839914603913,0.16405570492977795,0.1664336327512841,0.16715522525891874,0.17210029336533322,0.17394952606607827,0.1753594211441329,0.17863775537168425,0.18200684617142934,0.18686123164116047,0.19027017612908342,0.19382547784955753,0.19680958145390742,0.20203113377413612,0.20253212308997134,0.20318871195832708,0.2035048857214883,0.2056697576591055,0.20569226179403752,0.2074554703512296,0.21407067185835313,0.2142949116526861,0.21611504258835615],"n_dims_used":45,"mean_confidence":0.9144429524739583},"coverage":{"mean_confidence":0.9144429524739583,"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}}