{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010391},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010479","490:4900009722","490:4900011559","490:4900011429","490:4900010578","490:4900010908","490:4900011753","490:4900010493","490:4900009723","490:4900011067","490:4900010124","490:4900008772","490:4900012021","490:4900008771","490:4900011430","490:4900008657","490:4900008436","490:4900009721","490:4900010133","490:4900010311","490:4900010987","490:4900012433","490:4900011149","490:4900011066","490:4900011495"],"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":[0.5962159433122333,0.3971609827702405,0.3956357521064734,0.28883466539817493,0.20519075943472223,0.2046865832467057,0.18671908469538037,0.17252956256055066,0.1571662341280448,0.15524830642123766,0.14497009463395247,0.13892696072736208,0.130060164731254,0.11728160324998815,0.11404081085178745,0.11340513678810978,0.10228655567655942,0.09798599150129175,0.08772391057629347,0.08455183043631784,0.08340052001081454,0.08285863237078031,0.08081866571144505,0.08005641801645962,0.07618427176262905],"twin_dists":[0.1320833568906412,0.1764968558040187,0.17686419157426703,0.20468325064521578,0.23114850935920514,0.23132796068839512,0.2379327555088965,0.24347131153982593,0.24984902800376083,0.25067656581108483,0.25524403199141266,0.2580424641420753,0.2623180530861039,0.26888582102141567,0.2706379216040799,0.27098607225188465,0.277334616067408,0.2799348547202187,0.2865232986418655,0.28868329460465403,0.2894832538775131,0.28986282645732775,0.2913097968541825,0.2918579788268556,0.2947092363385148],"n_dims_used":44,"mean_confidence":0.8835791674527255},"coverage":{"mean_confidence":0.8835791674527255,"n_dims_used":44,"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}}