{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004060},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004202","490:4900006072","490:4900006793","490:4900004749","490:4900004344","490:4900006437","490:4900006436","490:4900002538","490:4900004204","490:4900006071","490:4900005819","490:4900004893","490:4900003509","490:4900006067","490:4900004480","490:4900006554","490:4900004203","490:4900007656","490:4900002386","490:4900004894","490:4900004612","490:4900004753","490:4900006068","490:4900006070","490:4900006069"],"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":[0.2172097522619349,0.04010766897775382,0.037944960869500576,0.0368153624001101,0.03400995863183242,0.023178514372985282,0.016598068637412925,0.014278275297991298,0.013037585465948472,0.01054911372030065,0.00744529896859286,0.006977356438564026,0.006912677096727681,0.0068276260212786774,0.006340983571504609,0.0059649911165641275,0.004743812268333733,0.004144784055753817,0.0037816479233010953,0.0037754474327215642,0.003425111180583308,0.00318549820955783,0.00263365593805618,0.002544926088761442,0.002460414481665262],"twin_dists":[0.226956682292222,0.32938933878746524,0.33221571790789717,0.3337466079560971,0.33772870412208966,0.3563643062984795,0.37183448747139164,0.3786021122971244,0.3826305579847646,0.3918558184782775,0.4065786096370537,0.4092627284016989,0.40964638035922385,0.4101558140343665,0.4131854863981115,0.41567334345696666,0.4248668405950783,0.43019263313530776,0.4337728319562524,0.43383663694665336,0.4376065431018941,0.44039312917211565,0.44762000158523757,0.44890957019506184,0.4501767268450824],"n_dims_used":45,"mean_confidence":0.898728264702691},"coverage":{"mean_confidence":0.898728264702691,"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}}