{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010013},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008634","490:4900009406","490:4900010474","490:4900008082","490:4900009280","490:4900009304","490:4900008187","490:4900010388","490:4900007841","490:4900010010","466:4660003308","490:4900010006","490:4900010729","490:4900009997","490:4900010106","490:4900010005","490:4900010003","490:4900010815","490:4900008416","490:4900008736","490:4900011136","490:4900010009","490:4900010473","490:4900008969","490:4900010110"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3294885037624998,0.27997288084562,0.24171580367909262,0.23863003652110604,0.22699728536552044,0.22656011152253835,0.22563087395692624,0.2219669790282761,0.21104357831280007,0.21046607235835754,0.2075991118064521,0.20047543520583058,0.19896536625386443,0.19635528409939945,0.19420896368920204,0.19102524947400218,0.18479286673581302,0.17970918641835062,0.17915074234783723,0.17754258970357578,0.1740780437760034,0.1709556217186489,0.17054290967096478,0.1702056270888305,0.16753989086479365],"twin_dists":[0.19352726438937384,0.20723528973954847,0.21886780666064257,0.21985574951175638,0.2236570819862181,0.22380241892198155,0.22411195989874855,0.22534078017116,0.2290870092766475,0.22928867650362678,0.23029543938976446,0.2328388096837319,0.2333858997377145,0.23433832040507716,0.23512810668586287,0.23631087941701412,0.23866674633103602,0.2406301494765736,0.24084821448142396,0.2414788831310326,0.24285150839351097,0.24410539754393515,0.244272356733494,0.24440901690264188,0.24549602398303932],"n_dims_used":45,"mean_confidence":0.9184285481770833},"coverage":{"mean_confidence":0.9184285481770833,"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}}