{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010974},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010891","490:4900011131","490:4900009188","490:4900010887","490:4900008417","490:4900007852","490:4900011281","490:4900010547","466:4660004466","490:4900009296","490:4900010889","490:4900007859","490:4900009087","490:4900011205","490:4900008737","490:4900010646","490:4900010551","490:4900010200","490:4900011211","490:4900010301","490:4900010630","490:4900009387","490:4900008625","490:4900009495","490:4900010894"],"twin_admin_codes":[490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5975498916003724,0.4745812829904405,0.45325559677261495,0.4235157847975219,0.36986755364209545,0.3657654275861889,0.312526697836824,0.3009461706553276,0.2872909404653781,0.28013397421724995,0.2786683229003412,0.2602619966997402,0.2592138802269363,0.2565291450559585,0.2483253195533792,0.2479251400628356,0.24413484117218426,0.24387228886529383,0.2352982924212574,0.23375025670272498,0.2285780521787942,0.2231154628722542,0.21956477752935308,0.21773905233653093,0.21716574201340785],"twin_dists":[0.13179765074704566,0.15856631116793968,0.16338386847330308,0.17024603430432703,0.1831746288659725,0.1841987523135809,0.19808012816723786,0.20126974632403466,0.2051243956909716,0.20718846559659135,0.20761508312576366,0.21309443001471504,0.21341360233448728,0.21423488518614717,0.21677881457734346,0.21690426993115486,0.21809902570732936,0.21818222714775493,0.22093182926103658,0.22143520199581657,0.22313310356010296,0.2249541497535414,0.22615381079762195,0.22677572674101276,0.22697174173185142],"n_dims_used":45,"mean_confidence":0.9184156629774306},"coverage":{"mean_confidence":0.9184156629774306,"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}}