{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005155","490:4900007038","490:4900005555","490:4900004608","490:4900005020","490:4900007059","490:4900005422","490:4900006548","490:4900007650","490:4900003244","490:4900005019","490:4900003630","490:4900005951","490:4900005557","490:4900005950","490:4900004336","490:4900005304","490:4900004880","490:4900003635","490:4900003777","490:4900007302","490:4900007425","490:4900007667","490:4900003781","490:4900002967"],"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":[0.5225115309731547,0.5115440090093392,0.46566288622210483,0.4210236118796966,0.41093277554735463,0.39856621779897466,0.37700599556813896,0.3517187854629391,0.345404087267908,0.3229804270313413,0.2840524230734315,0.2800729154502439,0.2798277009988149,0.2762256819114483,0.27449688130423394,0.26925105383495074,0.26692458922124784,0.24361018032704035,0.24238176031780745,0.2417485040699162,0.22049596097022145,0.218324917988912,0.20802294430567247,0.20190963245388555,0.1982227562591507],"twin_dists":[0.14797808425368172,0.1503766722213569,0.16057165284164168,0.1708297700529723,0.17320852006279383,0.17615899189027667,0.18140580781000543,0.18775048015789597,0.1893711010843158,0.19525829516689897,0.20605449766900596,0.20720621129521932,0.20727750240189233,0.20832912718977373,0.20883683317432697,0.21038953815552028,0.21108412944463104,0.21826534566916697,0.21865566808261394,0.21885738121394216,0.2258379465742822,0.22657577705942447,0.23014601238605542,0.23232182986172548,0.23365599495084444],"n_dims_used":45,"mean_confidence":0.9018319023980035},"coverage":{"mean_confidence":0.9018319023980035,"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}}