{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001617},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001450","477:4770000968","477:4770001156","477:4770001096","477:4770001151","477:4770001218","489:4890002297","477:4770001157","477:4770001451","477:4770001561","477:4770001097","477:4770001454","468:4680004701","489:4890003190","484:4840007116","489:4890003198","477:4770003372","477:4770000850","489:4890004759","468:4680003767","468:4680001597","468:4680007356","477:4770001034","468:4680002539","477:4770001446"],"twin_admin_codes":[477,477,477,477,477,477,489,477,477,477,477,477,468,489,484,489,477,477,489,468,468,468,477,468,477],"twin_sims":[0.6862151677691957,0.5398124625327057,0.4439051843731805,0.41997658859770526,0.41536666609081246,0.348520155877717,0.2884132804078657,0.2824130095466732,0.2531206244291698,0.24504371671923084,0.24218163381154428,0.2344162696167925,0.21099855728864958,0.20667512184537218,0.1862424839635628,0.1771252417921645,0.1716979047831317,0.166459127083332,0.16170318312698706,0.1604579271015255,0.15460329123559613,0.1528094721278712,0.15182891180219613,0.1511145764389821,0.14587980789502814],"twin_dists":[0.11270891500852939,0.1442172402522952,0.16552189168137565,0.1710754458769613,0.17216024246232703,0.18856945614601148,0.20480352818671899,0.206527772529291,0.21528545403552943,0.21781145285761047,0.2187193780991678,0.2212183685374888,0.22910271731294546,0.23062192546531876,0.23811386827046407,0.24164321713023879,0.24380583887698992,0.24594027411024486,0.24792034947173666,0.24844575334431088,0.25095655309569376,0.25173973687436474,0.2521707053660546,0.25248595385149575,0.2548303075036523],"n_dims_used":45,"mean_confidence":0.9210695054796006},"coverage":{"mean_confidence":0.9210695054796006,"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}}