{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010780","490:4900011111","490:4900010795","490:4900012192","490:4900012054","490:4900010696","490:4900010442","490:4900009680","490:4900011409","490:4900011536","490:4900010083","490:4900010788","490:4900012202","490:4900011541","490:4900011721","490:4900011923","490:4900011661","490:4900011328","490:4900010364","490:4900011660","490:4900011028","490:4900004804","490:4900011040","490:4900011029","490:4900010801"],"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":[0.2596458427168668,0.23968317769768738,0.17732423684131415,0.16159393709298636,0.15293216573110915,0.13338805684540803,0.1094443650097633,0.10445371334301401,0.10264062221620221,0.09657485178807884,0.09281097351789619,0.09168639296671635,0.0915387705595347,0.09021715257297672,0.07933261120894056,0.06845824080072467,0.06735729544112999,0.06279619225360034,0.0621720055426306,0.06078395691091859,0.06057522794991077,0.05726105812976306,0.051116867357053376,0.05053436310720374,0.04999107895625726],"twin_dists":[0.21328196298389243,0.21951764665316634,0.24156482697879872,0.2479663252516652,0.2516859545379622,0.26068839043259623,0.2731899230577282,0.27605653968665766,0.2771243718716149,0.280807557717766,0.28318537952468587,0.283910578042329,0.2840062952829823,0.2848687093934867,0.29238240376394853,0.30076706840473577,0.30167492712726063,0.30557017971694556,0.3061211066607885,0.30736269641807734,0.30755141024256133,0.31062190031274256,0.31672554624216664,0.3173353188999217,0.3179093321787032],"n_dims_used":45,"mean_confidence":0.9162999471028646},"coverage":{"mean_confidence":0.9162999471028646,"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}}