{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001999},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002501","489:4890002264","489:4890001916","489:4890003583","489:4890002920","489:4890002107","489:4890003392","489:4890002024","489:4890003160","489:4890001847","489:4890002491","489:4890003015","489:4890003292","489:4890003244","489:4890003000","489:4890002012","470:4700007556","470:4700006663","489:4890003252","470:4700005382","489:4890002410","489:4890003409","489:4890002230","489:4890002928","469:4690001983"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,470,489,470,489,489,489,489,469],"twin_sims":[0.811698636882241,0.6980538854652649,0.6658175443347825,0.5572835365515649,0.5428889494432046,0.5398986368990907,0.45232240427431203,0.43908889785511995,0.43329418993210167,0.4129562592527917,0.40120747032965176,0.39007735147159284,0.3860036864797271,0.35312362600412667,0.3402518874459197,0.3301614397749027,0.3261584600506289,0.3248535416147591,0.32471886569769987,0.3237941079919776,0.31987419139260564,0.31225175856571286,0.3095265372281855,0.30238697480401355,0.29860036163797987],"twin_dists":[0.08389251420293026,0.11011931784369908,0.11713780303034972,0.14044244493412286,0.14355102845803122,0.14419856961447922,0.16359650189654712,0.16662986666990603,0.16796927673789536,0.17272951375469167,0.17552541553240034,0.17820845246870323,0.17919934348120234,0.18739201495882,0.19070502696325373,0.19334935634358916,0.19441060687629552,0.19475811479811203,0.1947940238939206,0.19504081904061363,0.19609133882294022,0.19815505983554424,0.1988998366203711,0.20086908237616483,0.20192448101149393],"n_dims_used":45,"mean_confidence":0.9138171725802952},"coverage":{"mean_confidence":0.9138171725802952,"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}}