{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002586","489:4890002499","466:4660009128","489:4890001659","479:4790000104","489:4890003591","489:4890002261","489:4890002177","489:4890002418","489:4890001658","469:4690003179","479:4790001411","470:4700007116","489:4890002336","479:4790000169","489:4890002842","489:4890002163","489:4890003353","469:4690004881","489:4890001729","466:4660009296","489:4890002254","489:4890003303","470:4700007552","489:4890002715"],"twin_admin_codes":[489,489,466,489,479,489,489,489,489,489,469,479,470,489,479,489,489,489,469,489,466,489,489,470,489],"twin_sims":[0.5655005209514454,0.5400260010291772,0.5038986518967103,0.4921349388522624,0.46686105473949996,0.45674974578591726,0.4473450098929713,0.44267365257007335,0.4401414514670575,0.43952963300867637,0.43828836315795205,0.4374466793706886,0.4259431166634156,0.42569932626235557,0.42521045010508784,0.41511556638173497,0.4135292841922629,0.4114970398359012,0.4016053701541755,0.39689062435880823,0.389638914290429,0.38043719815377397,0.3800567247707806,0.36868313903140854,0.36531586902130936],"twin_dists":[0.13867336594760638,0.1441709757849488,0.1520563618267375,0.15465454102044257,0.1603014857336211,0.1625891273713158,0.16473340051726948,0.16580475710639234,0.16638732699585196,0.16652828049334184,0.1668144864471091,0.1670087393427005,0.16967886505847982,0.16973576822545733,0.16984991764286145,0.1722194784986925,0.1725940510320516,0.17307484209177995,0.17543013261540238,0.17656192146476554,0.17831486446084518,0.18056142830060248,0.1806548760630279,0.18346974060292776,0.1843113369056117],"n_dims_used":45,"mean_confidence":0.9150138007269966},"coverage":{"mean_confidence":0.9150138007269966,"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}}