{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001497","480:4800001491","480:4800001547","480:4800001598","480:4800001327","480:4800001709","480:4800001546","480:4800001657","480:4800001659","480:4800001945","480:4800001438","480:4800001824","480:4800001548","480:4800001652","480:4800001551","480:4800001329","480:4800001328","480:4800001766","480:4800001655","480:4800001256","480:4800001768","480:4800001708","480:4800001946","480:4800001711","480:4800001342"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7841101831438765,0.7182812054720271,0.658663846151651,0.6238423407479001,0.4735947437887546,0.4542604614710433,0.40222371327470696,0.37472439849389755,0.37216063257929427,0.37030300299248575,0.36510103357582613,0.3439605933123637,0.31997724614239503,0.29102609998943163,0.2873956844393494,0.28468106514368735,0.28357240335917,0.2623907792746002,0.24816149811574878,0.23767147623903262,0.22722827026839784,0.2222895646251758,0.2143911815167278,0.20024320657702138,0.19929714873051005],"twin_dists":[0.09057862928815057,0.10565337604770556,0.11868310851318796,0.12616657741987347,0.15878751338752078,0.16315508421638672,0.1752821459391101,0.18196935542806947,0.18260461080562054,0.18306624946192745,0.18436516355687646,0.18974375308601077,0.19606362867592889,0.20405942308463337,0.205094418559626,0.20587345487736267,0.20619290132261497,0.21244865000408766,0.21683015653820356,0.2201643333954544,0.2235803667564329,0.2252320490414985,0.2279253206594734,0.23292275960478784,0.23326545182765349],"n_dims_used":43,"mean_confidence":0.9198452261991279},"coverage":{"mean_confidence":0.9198452261991279,"n_dims_used":43,"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}}