{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002115},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009281","490:4900004116","490:4900004254","490:4900003828","490:4900001657","494:4940009000","490:4900003688","466:4660003550","490:4900011942","490:4900004115","494:4940008978","490:4900001795","494:4940007456","490:4900008303","490:4900001956","490:4900002101","490:4900009186","466:4660004389","466:4660003785","490:4900009298","494:4940008806","490:4900001399","494:4940008644","494:4940007443","490:4900009705"],"twin_admin_codes":[490,490,490,490,490,494,490,466,490,490,494,490,494,490,490,490,490,466,466,490,494,490,494,494,490],"twin_sims":[0.2444332496360486,0.20674236901706033,0.15689102334110222,0.14145980200557148,0.14029459661689977,0.13024350048138147,0.12013738118499395,0.11620224273711047,0.09334153798607409,0.09086610629208994,0.08223816453953395,0.077649071223292,0.07573855078901921,0.07539977718241665,0.06979919838234132,0.06185917547311198,0.06157362981888056,0.059358320476248554,0.05848832068306868,0.05808339309729052,0.05322740734066868,0.052291828534650045,0.04926248490444539,0.04839294217247719,0.04762768655879452],"twin_dists":[0.21800453172630319,0.23059813052171904,0.24996731961748708,0.2568587521475234,0.2574013263332916,0.2622274607508467,0.2673723863863616,0.2694651895920692,0.28284564640689414,0.28444399782628355,0.29029988593054257,0.2936172175100736,0.29504487965143483,0.2953010546772328,0.2996771973160611,0.3063989282031835,0.30665352666647183,0.3086623948441358,0.30946821340186775,0.3098466404036048,0.3145635067563438,0.31551296209619845,0.3186873519330037,0.3196285435446952,0.3204686086831974],"n_dims_used":45,"mean_confidence":0.9157577514648437},"coverage":{"mean_confidence":0.9157577514648437,"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}}