{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012035},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010408","490:4900011706","490:4900011770","490:4900010922","490:4900011830","490:4900012162","490:4900011760","490:4900011771","490:4900012034","490:4900011704","490:4900012102","490:4900012038","490:4900008779","490:4900009852","490:4900010663","490:4900011839","490:4900011838","490:4900011759","490:4900007895","490:4900009840","490:4900008894","490:4900011577","490:4900011761","490:4900010923","490:4900010843"],"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":[0.09351003354020926,0.09216764908341285,0.09083675085763955,0.08017071925890724,0.07348734949092772,0.07338726088501431,0.06233944871633437,0.06050737008895079,0.053906300042852455,0.0509189055588971,0.04994958236028581,0.04657051413832746,0.04453091337650616,0.04424159717408171,0.041744852274611104,0.03543502219708334,0.03454032743063205,0.03253649461190344,0.02965512167148072,0.029463904204838954,0.02864433122356555,0.024696119372509182,0.02457494432072492,0.023239132593383175,0.02229011303561413],"twin_dists":[0.2827380735772586,0.2835993789870843,0.28446315771785297,0.291775511402587,0.29676488038654875,0.29684233485759104,0.30597287260918493,0.3076128762563714,0.31388317606283694,0.31693212347899696,0.3179533891458833,0.321647884276785,0.32398786711713773,0.32432703714656463,0.32733416622945155,0.33567239591858805,0.3369549823181772,0.3399335589074337,0.34450394139436685,0.3448205230869202,0.34619772277148636,0.35334975213276554,0.3535844725277977,0.35624066056172937,0.35820937822015064],"n_dims_used":45,"mean_confidence":0.8910532633463542},"coverage":{"mean_confidence":0.8910532633463542,"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}}