{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003937},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003999","489:4890003997","489:4890004174","489:4890004225","489:4890004652","489:4890003739","489:4890004385","489:4890004217","489:4890004121","489:4890004840","489:4890000905","489:4890004565","489:4890001029","489:4890003871","489:4890004435","489:4890004743","489:4890004569","489:4890004834","489:4890004894","479:4790004179","489:4890004704","489:4890004120","489:4890004521","489:4890003998","489:4890004008"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489],"twin_sims":[0.7498273814463082,0.7377208363715572,0.7360097439428556,0.7038139749589779,0.6896326713912343,0.6627822766434618,0.6517450390729,0.6351071975260761,0.6235496606320013,0.6127054454550489,0.6082401444024339,0.6069951992166667,0.5979403966373993,0.5696004750729851,0.5663285879673773,0.5622894703043468,0.551279941996278,0.548805557484138,0.5448522155351825,0.542748713162106,0.5349848658144264,0.5330512977229036,0.5308655417582991,0.5280148023546115,0.5266665785398028],"twin_dists":[0.0985527894241378,0.10130040113021581,0.10168631965442185,0.10885329225255881,0.11196298445353713,0.11779390239519506,0.12017451833243963,0.1237508940604213,0.12622929881358066,0.12855225420781477,0.1295084397946906,0.12977501691100896,0.1317140156742422,0.13779188381446536,0.1384952723530265,0.13936428023498126,0.14173734665923013,0.14227168582991914,0.14312624412312394,0.14358138141142027,0.1452641142509841,0.14568393724111825,0.14615889310659275,0.1467789675888622,0.14707247617226768],"n_dims_used":45,"mean_confidence":0.9170996771918403},"coverage":{"mean_confidence":0.9170996771918403,"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}}