{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004638},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004727","489:4890004773","489:4890004514","489:4890004685","489:4890004197","489:4890004509","489:4890004362","489:4890004720","489:4890004597","489:4890004255","489:4890004464","489:4890004137","489:4890004361","489:4890004458","489:4890004686","489:4890004510","489:4890004298","489:4890004513","489:4890004402","489:4890003970","489:4890004198","489:4890004723","489:4890004457","489:4890004142","489:4890004453"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9393321634086985,0.8854086849215107,0.8823241229867745,0.877877794520342,0.8736223224792092,0.8671478254962502,0.8669595735162069,0.8392826789779888,0.8349952848668687,0.8294873831342441,0.8237000185021638,0.8195145343589082,0.8185554662620338,0.8132582684083491,0.8082096331060643,0.7994509314826964,0.7973406376971658,0.7930884999109429,0.7920082822068927,0.7844751730732172,0.7812144435690059,0.780652562734261,0.7794253222487807,0.7744479800903976,0.773213245675474],"twin_dists":[0.04594919006095755,0.06407590499051666,0.06498808366411057,0.06628636098402299,0.06751153233701104,0.06934514790462987,0.06939793890529498,0.0768803665228291,0.07799591785131567,0.07941426762649606,0.08088769716170406,0.0819431126626858,0.0821837953949148,0.08350566898342533,0.08475418530017503,0.08689566481818276,0.08740722653266604,0.08843307521116539,0.08869266140336753,0.09049192659613295,0.09126501012176037,0.09139788948036302,0.09168778186688462,0.09285885743278241,0.09314824235897777],"n_dims_used":45,"mean_confidence":0.9203842163085938},"coverage":{"mean_confidence":0.9203842163085938,"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}}