{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006104","490:4900007448","490:4900007198","490:4900005977","490:4900007075","490:4900006230","490:4900007441","490:4900007082","490:4900007203","490:4900007323","490:4900006229","490:4900005849","490:4900007200","490:4900007449","490:4900007684","490:4900006466","490:4900007205","490:4900007080","490:4900006588","490:4900009021","490:4900005976","490:4900005591","490:4900008912","490:4900009022","490:4900009358"],"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":[0.04159975692797373,0.026365577987375807,0.008104446948861978,0.004779268611714975,0.0037200902988335912,0.0030205688492090667,0.0008349996586175706,0.0007849415738934236,0.00044901799415583005,0.0004108872430834178,0.0003447897782711055,0.0002673831619583163,0.00019965722010595942,0.0001969288637156666,0.00014675511540237083,0.00007908777217543733,0.00005047123777916908,0.000039210785796466435,0.00001940189943726204,0.000019092660968869846,0.000018996659804456533,0.000017296753294803456,0.000012087651060670473,0.000010244814781172014,0.000009419792983391852],"twin_dists":[0.3275135337421047,0.3502132911130746,0.40304397093940614,0.4245711111955661,0.4344105458981222,0.44242464587748237,0.4889935447904533,0.4911214090897105,0.5099437884599792,0.5128707730823132,0.5186067544261154,0.5268112602459161,0.5360815027139366,0.5365142577073053,0.5456813865269359,0.5644672220443102,0.5777329584791706,0.5850570676144081,0.6050015769890653,0.6054493562607206,0.6055897745570554,0.6081952142905377,0.6180531913078703,0.6225511258743274,0.6248217566955812],"n_dims_used":45,"mean_confidence":0.9001421610514323},"coverage":{"mean_confidence":0.9001421610514323,"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}}