{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009552","490:4900009212","490:4900008814","490:4900009332","490:4900009234","490:4900009136","490:4900009348","490:4900009659","490:4900008928","490:4900009457","490:4900008481","490:4900008482","490:4900008810","490:4900009639","490:4900009658","490:4900008354","490:4900009033","490:4900008698","490:4900008700","490:4900009145","490:4900008694","490:4900008794","490:4900009649","490:4900009105","490:4900009553"],"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":[0.05439694747628374,0.021302888333975444,0.021279329792725968,0.009912776538243689,0.009681557175158768,0.0062087668916988165,0.005057152965373789,0.002234764202815181,0.0019354497482101456,0.0018202028101277938,0.0017757296901735632,0.0016737108510105794,0.0016502924427971822,0.0012646799077909079,0.0012593718185359498,0.0011017094044895998,0.0010948410278770557,0.0010184531137383368,0.0009656445828838188,0.0007826790213166086,0.0006568921466024517,0.0006534454236013552,0.00063710254233207,0.0005258769077596001,0.0005251661230999128],"twin_dists":[0.31339589682429647,0.3603361793273931,0.36038797086064595,0.3945248669400688,0.395532640219475,0.41404479366807073,0.42231986644079217,0.453766648037051,0.4590807062879316,0.4613308279037431,0.4622343698843366,0.4643884560854703,0.46489997331418564,0.47445751633504946,0.47460702024275997,0.4793368863020298,0.47955690090948283,0.4820940394134553,0.48395335395912753,0.4912205386124084,0.4972002050813281,0.4973786452620714,0.4982368555684634,0.5046904324661896,0.5047356337514571],"n_dims_used":45,"mean_confidence":0.8848173353407118},"coverage":{"mean_confidence":0.8848173353407118,"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}}