{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011643},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011161","490:4900010926","490:4900010939","490:4900011896","490:4900011064","490:4900011840","490:4900010232","490:4900011384","490:4900007904","490:4900011364","490:4900009337","490:4900010317","490:4900011909","490:4900010907","490:4900010503","490:4900012045","490:4900011439","490:4900009962","490:4900008350","490:4900012043","490:4900010163","490:4900010769","490:4900011898","490:4900009954","490:4900011365"],"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":[0.14910925873319295,0.06555795189591931,0.052118902444614576,0.043798039234157045,0.025609899339148087,0.020505362074735155,0.019207767670654154,0.01854972631536483,0.01615504856676235,0.013987061343568004,0.013845906155816818,0.011485514322377235,0.00965047431831734,0.008306398953397708,0.00826026067953909,0.008058035037838654,0.008052711998380513,0.00780330809041402,0.007675173844943429,0.007034967585823035,0.006607913959359036,0.005577057309879323,0.005487362232134333,0.005276125352073563,0.004953884580202536],"twin_dists":[0.25337683430192626,0.30318507208841877,0.3156899951827898,0.3248506615560805,0.351611102241451,0.36211787340382706,0.36515017676210104,0.3667569172212719,0.3730596969557983,0.3795190555251457,0.3799695894031428,0.3881778164799551,0.39566974856877785,0.4020125868757859,0.402246222666187,0.40328425137667756,0.4033118886737574,0.40462552409805425,0.40531513045611073,0.4089236858412803,0.4114987518481657,0.41839319585729823,0.4190463319997741,0.4206234770657997,0.42314308812458556],"n_dims_used":45,"mean_confidence":0.8910437689887153},"coverage":{"mean_confidence":0.8910437689887153,"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}}