{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009630","490:4900009636","490:4900008112","490:4900007881","490:4900009123","490:4900009112","490:4900009425","490:4900008888","490:4900009122","490:4900008898","490:4900008667","490:4900008215","490:4900007765","490:4900008560","490:4900010735","490:4900010431","491:4910005455","490:4900011651","490:4900008674","490:4900008678","490:4900009117","490:4900008673","490:4900009010","490:4900009564","490:4900007778"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.1849539438536141,0.16838866853890233,0.1554465476460591,0.1401493515770665,0.12490025882961395,0.12374599977935788,0.09955833188580146,0.08813526259414964,0.07247064444371139,0.06541713604946031,0.06236635747479918,0.05325585192732562,0.04939826908773181,0.04801194945716366,0.04370236054433689,0.04260853166602896,0.04077514463231018,0.03697995009203025,0.03604800706396281,0.0359977335747087,0.03508772279342461,0.03501442047887881,0.034462140069365904,0.033857490325866005,0.03332668183029092],"twin_dists":[0.238605161854869,0.24514857695310635,0.250590684567783,0.25746919431484855,0.2649082864771051,0.26549879048946623,0.2789739996637397,0.2862477641247379,0.2975556701776939,0.303304676505245,0.30594908128352033,0.3145348578907978,0.31854163259469037,0.3200453830738788,0.3249641948930588,0.32627721901325296,0.3285430561093542,0.33352109220540266,0.33480946088020064,0.3348797624725665,0.33616695773681526,0.3362718736702462,0.3370684062865402,0.3379530325350696,0.3387407952110264],"n_dims_used":45,"mean_confidence":0.8816431681315104},"coverage":{"mean_confidence":0.8816431681315104,"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}}