{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012368","490:4900012598","490:4900012861","490:4900012594","490:4900012247","490:4900012243","490:4900012666","490:4900012249","490:4900013185","490:4900012673","490:4900012252","490:4900012236","490:4900012667","490:4900012662","490:4900012233","490:4900012451","490:4900012593","490:4900012455","490:4900012523","490:4900012298","490:4900013218","490:4900012309","490:4900012732","490:4900012525","490:4900012370"],"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":[0.43291984413603446,0.33821774491677664,0.22212403105145803,0.22193572899987932,0.16861176979900416,0.1632275348821241,0.15298942717077998,0.14572710693707572,0.1445533114724384,0.13489390406071639,0.13372364210214827,0.13268511999390256,0.12485806063956971,0.1179913737778609,0.10696698626238199,0.10212317432501819,0.09630273282509297,0.09272924295299527,0.08716303715028607,0.08596107637880585,0.08490717407260713,0.08473720391748986,0.08395672403694682,0.08335637981352648,0.08127563058720251],"twin_dists":[0.16805604950437739,0.19123464793876085,0.22528783083820883,0.225351318951715,0.24505745969354728,0.24728116925210644,0.251660865009984,0.2548996199989255,0.2554342217399516,0.2599610188954811,0.2605257600524112,0.26103004539044644,0.264929801329615,0.2685070619835415,0.2745999422800194,0.2774318232856806,0.28097699743773114,0.2832378497703679,0.286900645566216,0.2877158551932814,0.28843814849780613,0.2885553060101276,0.2890956962700546,0.2895140986501409,0.2909831470569494],"n_dims_used":45,"mean_confidence":0.9126805623372396},"coverage":{"mean_confidence":0.9126805623372396,"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}}