{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003000","490:4900004112","490:4900009994","490:4900002406","490:4900004378","490:4900008962","490:4900002255","490:4900002556","494:4940008971","490:4900002851","490:4900002252","490:4900001385","490:4900002408","490:4900009896","490:4900002720","490:4900006375","490:4900006400","490:4900004375","490:4900008848","490:4900008733","490:4900003832","490:4900002998","490:4900002703","490:4900008837","490:4900003967"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2795601332676469,0.1603484599285961,0.15688937744712325,0.133802284427937,0.1177623266908888,0.11239600101105723,0.1104804238859357,0.10667368961050008,0.09267981750185365,0.07108084434140896,0.06929964565695526,0.06243055018375898,0.05905270910878787,0.05746249162467823,0.055738559094579754,0.05534817007751483,0.05304433429768072,0.05299428695865674,0.05131644880347526,0.05107149222462189,0.049842094519894985,0.04864277442928809,0.04424501718943925,0.043819693053814654,0.0427691306611922],"twin_dists":[0.20735533557596741,0.24849208166230702,0.2499680275141789,0.26048769300168007,0.2686290984668734,0.2715418638107976,0.2726075656350023,0.27476854608592105,0.2832695981641914,0.2986513125849807,0.3000812062981995,0.3058923593910277,0.30894434605706655,0.310431152950873,0.3120818320523879,0.31246148110461763,0.3147481991055078,0.3147987811628749,0.31651795146302003,0.3167728372619393,0.31806765103118534,0.31935669017868695,0.32432301694616156,0.32482499582705643,0.32608267426702425],"n_dims_used":45,"mean_confidence":0.9129837036132813},"coverage":{"mean_confidence":0.9129837036132813,"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}}