{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010627},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010795","490:4900010454","490:4900012190","490:4900011201","490:4900011111","490:4900011805","490:4900011593","490:4900011661","490:4900010797","490:4900010625","490:4900011411","490:4900011801","490:4900011721","490:4900012188","490:4900011328","490:4900012055","490:4900011461","490:4900012189","490:4900010965","490:4900010628","490:4900011984","490:4900011029","490:4900011591","490:4900011870","490:4900011475"],"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":[0.4162777167679,0.3060056345451105,0.2838196769768616,0.2515986026724448,0.2171828413939247,0.21687830001868064,0.21529074716078994,0.19821071739690527,0.18202754997521658,0.17920020768844883,0.16715742657131197,0.1650577787194332,0.15717716858796735,0.1479464784869138,0.1453976164880763,0.13449257367145281,0.13018831161994546,0.12921356904885778,0.12534428484664156,0.11665504272849621,0.10709948344445777,0.10629390170822019,0.1044990314740223,0.1036338317834738,0.10302376098656937],"twin_dists":[0.17194544908929865,0.19986765960815342,0.2061215875145344,0.2157574730437508,0.22696589041705686,0.2270701492416606,0.22761524545925518,0.23366037936743403,0.23972995649362197,0.24082887948322113,0.24565299998065968,0.2465194093861415,0.2498443312575573,0.25389746137227315,0.2550493624303627,0.2601542756289233,0.26225472128448396,0.26273763946673967,0.26468223271539143,0.26922163941287963,0.27452389294184254,0.2749874057920301,0.2760300348938116,0.2765376101355283,0.2768975012356865],"n_dims_used":45,"mean_confidence":0.9196256849500868},"coverage":{"mean_confidence":0.9196256849500868,"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}}