{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011405},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011785","490:4900011734","490:4900011471","490:4900011463","490:4900011657","490:4900011720","490:4900011989","490:4900011343","490:4900012077","490:4900011721","490:4900011403","490:4900011535","490:4900011401","490:4900011266","490:4900011602","490:4900011673","490:4900011803","490:4900012076","490:4900011789","490:4900011723","490:4900010072","490:4900008721","490:4900011347","490:4900011658","490:4900011731"],"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":[0.4500972290036183,0.26057076565991705,0.2031964863796026,0.19160964185651344,0.19106229534660915,0.1870570703446415,0.185942290171939,0.18467893180414943,0.18293237042347946,0.18098277055179252,0.15181251525829925,0.15070056274477417,0.14411783171988116,0.13899395804227674,0.13517594474906555,0.13161183987300157,0.12740033475163473,0.12396902403863684,0.12391882019254419,0.12087289669065013,0.12021392747843948,0.12002267963223692,0.11761624841890925,0.11513093409011832,0.11129639643834095],"twin_dists":[0.16410417822097279,0.2130005578897898,0.23186010702328552,0.23609274973174596,0.23629703790161757,0.23780451439120834,0.23822811190832172,0.2387103297944184,0.2393808243269547,0.24013462166570548,0.25217792920619647,0.2526691671029028,0.2556333781364033,0.2580109468279808,0.2598254629640282,0.2615543389955705,0.2636433479983715,0.2653843687329055,0.2654101119636882,0.2669870572828602,0.2673322006932505,0.26743263967402997,0.26870702411005165,0.2700443359901907,0.272151881119925],"n_dims_used":45,"mean_confidence":0.9106932746039497},"coverage":{"mean_confidence":0.9106932746039497,"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}}