{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":466,"cluster_id":4660004270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660004428","466:4660002799","466:4660004054","466:4660004182","466:4660011349","466:4660005231","490:4900000892","466:4660011984","466:4660002135","466:4660006764","466:4660011187","496:4960007530","487:4870006426","494:4940007931","466:4660008721","494:4940008419","466:4660002793","487:4870005415","487:4870004251","487:4870005431","466:4660011336","490:4900000596","487:4870006425","487:4870005277","496:4960007415"],"twin_admin_codes":[466,466,466,466,466,466,490,466,466,466,466,496,487,494,466,494,466,487,487,487,466,490,487,487,496],"twin_sims":[0.3757955678499254,0.3454060706870324,0.313441877243893,0.3037815685789914,0.277273040308794,0.2523717871903933,0.2389261489338552,0.2343246499807899,0.22234413969229913,0.19686604647011532,0.19674045290787767,0.19039465421018995,0.17787184105102044,0.1764086964498903,0.1760720231537702,0.17134058920789166,0.1656009642879213,0.1636255070842945,0.15920411629747244,0.15916488095972647,0.15471228734932022,0.15313722351538855,0.15272984491217043,0.1498915928174372,0.14843928657276712],"twin_dists":[0.1817045714504237,0.18937058961409672,0.1978309763736114,0.2004823255513717,0.20802248871656723,0.2155174616080836,0.21976058696528009,0.22124817311346273,0.22521366431701806,0.23415125657574695,0.23419722331538453,0.23654677782258932,0.24134943148386181,0.24192600592190924,0.24205915834398986,0.24394992246769265,0.24629450738319802,0.24711500675804218,0.24897776914223546,0.24899446655496274,0.2509091802604818,0.2515961387605216,0.2517746581603938,0.2530282318323437,0.25367644253898913],"n_dims_used":45,"mean_confidence":0.9050816853841146},"coverage":{"mean_confidence":0.9050816853841146,"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}}