{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011130},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010895","490:4900012082","490:4900011811","490:4900011054","490:4900009792","490:4900011279","490:4900008734","466:4660003724","490:4900011210","490:4900008844","490:4900008513","466:4660004386","490:4900011812","466:4660003899","490:4900010898","466:4660003900","490:4900010548","490:4900009597","490:4900011744","490:4900010296","466:4660003723","490:4900009912","466:4660003666","490:4900011615","490:4900011285"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,490,490,466,490,466,490,466,490,490,490,490,466,490,466,490,490],"twin_sims":[0.5170568817594061,0.38633503210212466,0.3476022281705964,0.3282679421115976,0.3194459356930325,0.29380949669097367,0.28459736073617536,0.277964664633089,0.27775457328080755,0.2752041296360711,0.2604471508682574,0.2501028558004081,0.2389412412488758,0.22870853802220692,0.21942407298078198,0.2130548869121981,0.21250123141684624,0.19602497890413761,0.19547695652505628,0.1892932378986262,0.1880744325150366,0.18703019817939012,0.18609522410214133,0.18371472671448963,0.18039247793845192],"twin_dists":[0.14916947235189532,0.17911856184794162,0.1888052096053242,0.19385046200199088,0.19620654521007722,0.20327109804833762,0.20589754702571442,0.20782038702374953,0.2078817460129066,0.20862889583120292,0.21303813093851107,0.21622312075534522,0.2197557387584536,0.22308995854610125,0.2262016168122349,0.22838756037582844,0.22857965077785325,0.23445947237457254,0.2346607929454973,0.23696011774125625,0.23741947741488809,0.23781470448127615,0.23816989422916535,0.2390799269837976,0.24036398546937351],"n_dims_used":45,"mean_confidence":0.9123799641927083},"coverage":{"mean_confidence":0.9123799641927083,"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}}