{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710002164","484:4840003419","473:4730007346","471:4710000887","471:4710001940","471:4710001530","484:4840005001","476:4760001194","471:4710001483","471:4710000883","484:4840005636","471:4710002214","471:4710001146","471:4710001887","471:4710001886","476:4760001101","500:5000006486","471:4710002163","475:4750011043","476:4760001035","471:4710001062","471:4710001192","471:4710001564","471:4710000868","471:4710002929"],"twin_admin_codes":[471,484,473,471,471,471,484,476,471,471,484,471,471,471,471,476,500,471,475,476,471,471,471,471,471],"twin_sims":[0.4006099993010031,0.3255479627126619,0.30277460638648157,0.28936484280879254,0.24986622149138116,0.21808920753014785,0.21698269755884292,0.2154393164726433,0.19171339246474758,0.16230378059812212,0.14995010024437339,0.1489171918596122,0.14851490561767366,0.14813457786976694,0.1464129031433948,0.14034697126657453,0.1387476112540836,0.13770349177462024,0.1375015161197489,0.133992138062746,0.13346673763186523,0.13299637618063806,0.13170613947881832,0.12730231385843732,0.12492483964037775],"twin_dists":[0.17566856905276113,0.19457308997190034,0.20076147828179097,0.20453206887602168,0.21629695129062504,0.22665617913434782,0.22703439796979955,0.22756411860612494,0.2360540724131947,0.24766799194948078,0.25300221526359706,0.2534626239689581,0.253642576198044,0.25381303690139884,0.2545887504059581,0.2573768663204385,0.2581268907851827,0.25862002340113116,0.258715737949296,0.2603958630199514,0.2606502327951079,0.260878595110802,0.2615081452164234,0.2636925865798482,0.2648957564343456],"n_dims_used":45,"mean_confidence":0.9177898830837674},"coverage":{"mean_confidence":0.9177898830837674,"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}}