{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004640","490:4900005842","490:4900006222","490:4900006700","490:4900007527","491:4910001003","490:4900001644","490:4900003124","490:4900007173","490:4900006450","490:4900001507","490:4900004502","490:4900002987","490:4900001643","490:4900007312","490:4900006804","490:4900009749","490:4900004228","490:4900005323","490:4900008456","490:4900006577","490:4900006216","490:4900008588","490:4900008023","497:4970001556"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497],"twin_sims":[0.0035601543370823124,0.0017619285439820246,0.0012510877487321313,0.0007509113299245276,0.0005185060605036538,0.0002565847893573847,0.00023508797189099168,0.00019676331106820597,0.00014946761018280505,0.00013429072606412643,0.00008524238675367579,0.00006311276470834049,0.00006296540730149519,0.00005213295367786338,0.00004993062822375376,0.00004813588237125809,0.000038181019143905644,0.0000360957878987753,0.0000186517821185332,0.000010812534056053767,0.000009298311892834945,0.000008842043034414929,0.000007121296790013484,0.000006534407601434137,0.00000572408572293194],"twin_dists":[0.4361134765274681,0.4625190015704196,0.47484151241557304,0.4926412700743346,0.505161968214176,0.5281295008721509,0.530916698468184,0.5365406979289958,0.5451149820510715,0.5484181023017484,0.5622233929289984,0.5711698489230828,0.5712388758337925,0.5767864247325721,0.5780472832070064,0.579114479577035,0.5858238364282383,0.5874386694529501,0.6060998642237627,0.6210881118998346,0.6251720668447962,0.6265281116057468,0.6323279421192259,0.6346180670966073,0.6381273660793396],"n_dims_used":45,"mean_confidence":0.9067023383246527},"coverage":{"mean_confidence":0.9067023383246527,"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}}