{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011590},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010436","490:4900010522","490:4900011998","490:4900011102","490:4900010088","490:4900008377","490:4900008609","490:4900010950","490:4900010878","490:4900009870","490:4900009668","490:4900011859","490:4900010520","490:4900011931","490:4900010707","490:4900012258","490:4900011924","490:4900011655","490:4900011337","490:4900012065","490:4900009471","490:4900010521","490:4900009477","490:4900011999","490:4900010172"],"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":[0.16690649889813733,0.1442365091942799,0.09589745274789238,0.07995801265809029,0.0639917761205148,0.05658839968617085,0.05495428864617393,0.051437396270478775,0.040125486543500725,0.03791269316334785,0.03416515079932989,0.03228709030604051,0.03213560247186565,0.030448846050468194,0.028965246773697984,0.028143733418803336,0.026791353483795,0.02579467011483405,0.02503843833892525,0.02311786025291298,0.022774701477660912,0.022680304094261534,0.02206313759399717,0.02091096869051448,0.019488795038735122],"twin_dists":[0.24575612962593274,0.2555790595951566,0.281230051604769,0.2919290531760098,0.3045273261994268,0.31126291269304346,0.31284677815003,0.3163924744044398,0.3293665942217929,0.3322589093786935,0.33750124639704815,0.34031516297404546,0.3405481798707519,0.34320827627017514,0.3456544787992065,0.3470556665012614,0.3494408696884972,0.3512660684168316,0.3526920081936654,0.3564883062483234,0.3571952142825244,0.3573912935775636,0.3586909999580274,0.3612043426462785,0.3644786093940992],"n_dims_used":45,"mean_confidence":0.9145378960503472},"coverage":{"mean_confidence":0.9145378960503472,"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}}