{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009451},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008926","490:4900009554","490:4900008812","490:4900009659","490:4900008925","490:4900008699","490:4900009649","490:4900009034","490:4900009348","490:4900008586","490:4900009552","490:4900009457","490:4900009658","490:4900009751","490:4900009105","490:4900009657","490:4900009656","490:4900008694","490:4900009546","490:4900008810","490:4900009655","490:4900008921","490:4900009553","490:4900008482","490:4900009759"],"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":[0.21374719724718613,0.058513450797707145,0.03695843550548176,0.00694000118649848,0.003196420379405351,0.003004642900504304,0.0017112822689817843,0.0013942903359072851,0.0011722778200088807,0.0008728121372055487,0.00044962929126980434,0.0003509780376823845,0.00012714306870155887,0.00010098247363689803,0.00004590465236368307,0.000024743232526555174,0.000018407208632927796,0.000016848438066021167,0.0000168012313884008,0.0000139707556035139,0.000011643232794007367,0.000009543367047424518,0.000006745367951678028,0.0000065076196273844135,0.000005070000921554532],"twin_dists":[0.2281478383768614,0.3094447991595317,0.33355052274844,0.4094839125909486,0.44026201190190895,0.44262614515749477,0.46358142282253545,0.47097616863400366,0.47714715021360293,0.48746344172509054,0.5098987858511128,0.5180278623518145,0.5500977245122867,0.5571165493021888,0.5804952027568674,0.5981832935463155,0.6064670822978425,0.6089230842407025,0.6090008002434094,0.6140892149183318,0.6190746524933208,0.6244698183082721,0.6337729806138123,0.6347272421162784,0.6413267293090726],"n_dims_used":45,"mean_confidence":0.8773362901475694},"coverage":{"mean_confidence":0.8773362901475694,"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}}