{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010274","490:4900010175","490:4900010266","490:4900010779","490:4900011257","490:4900010450","490:4900005478","490:4900011022","490:4900009270","490:4900010357","490:4900002412","490:4900008931","490:4900010876","490:4900010451","490:4900007697","490:4900002560","490:4900002258","490:4900008599","490:4900010536","490:4900001128","490:4900010693","490:4900010956","490:4900001256","490:4900002411","490:4900004934"],"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":[0.7390931371800128,0.4561513593984513,0.3620896952465923,0.3267299783739682,0.3112192285712096,0.30853684979105,0.2583216707648734,0.23831439478008384,0.21674846013881086,0.2151575334217419,0.19369705232276774,0.17534610625182212,0.17214566858813588,0.1496355151955561,0.1128564746182086,0.1004702667211595,0.09902050679147675,0.08953608461058699,0.08676354250627344,0.08577662488480563,0.08369094969538513,0.07662241076743458,0.07183701224544121,0.06786604515571605,0.06548995048662398],"twin_dists":[0.10099047725436623,0.16272507220199398,0.18512133941212303,0.1942586505502849,0.19843680126337498,0.19917123826385177,0.2136859387053148,0.21995727294839224,0.22711462948458117,0.22766110826752967,0.23531737019842383,0.242346872682209,0.24362558588708114,0.2531421902788701,0.2712877782979386,0.27842215297716566,0.27930131655275886,0.28531704902156096,0.2871705982560323,0.2878417580485621,0.2892806286928268,0.29438084118711166,0.2980530604449339,0.3012539134622168,0.30324280406216503],"n_dims_used":44,"mean_confidence":0.9195435263893821},"coverage":{"mean_confidence":0.9195435263893821,"n_dims_used":44,"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}}