{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001767},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001766","490:4900002381","490:4900002826","490:4900002238","490:4900002980","490:4900001772","490:4900002974","490:4900002229","490:4900001631","490:4900002827","490:4900002231","490:4900001920","490:4900001106","490:4900002230","490:4900002530","490:4900002679","490:4900001913","490:4900002224","490:4900001239","490:4900002686","490:4900002983","490:4900002973","490:4900002678","490:4900002532","490:4900002072"],"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":[0.7147979201020801,0.6806224832757123,0.3357921893551406,0.29124108394810283,0.2891504136303495,0.28629756921993327,0.2655560235653708,0.23961331254534143,0.22152320039261797,0.17705927910323768,0.16057374600030508,0.14420768263491865,0.142821014598095,0.12687113252098284,0.11559365111994643,0.10518572081284515,0.10138388184286232,0.09850777590718056,0.09794555290327261,0.09430404229546364,0.09086554437655868,0.08142308265463395,0.07158033563884357,0.0707908693136327,0.06965322594257142],"twin_dists":[0.10642663984395165,0.11392701999638945,0.1918684284035408,0.20399837532050982,0.2045931941010728,0.20540901918632454,0.21149448749672142,0.21954004636633456,0.22549053338050817,0.2416692156424323,0.24839676187102763,0.25559225042826483,0.25622910437637575,0.2639095224433947,0.26979368674259646,0.27562950811786546,0.27787320547601224,0.2796146612315164,0.2799597257149063,0.2822332018430976,0.2844443645348867,0.2908780585678598,0.29825555887581673,0.29888209933851895,0.2997950077047442],"n_dims_used":44,"mean_confidence":0.9112707484852184},"coverage":{"mean_confidence":0.9112707484852184,"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}}