{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003231","489:4890001990","489:4890003373","489:4890002635","489:4890002906","489:4890003072","489:4890003234","489:4890003551","489:4890002556","489:4890003071","489:4890002555","489:4890003310","489:4890002904","489:4890002488","489:4890003153","489:4890003431","489:4890003430","489:4890002905","489:4890003439","489:4890002072","489:4890001905","489:4890002640","489:4890003434","489:4890003560","489:4890003552"],"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":[0.9311793943069976,0.9087015834565911,0.9032202163269656,0.8769346340431972,0.8641253176562635,0.8522392477807986,0.8484516556329537,0.8280630701661547,0.8266751387863278,0.8215962868533974,0.8183745890298493,0.8151906171802302,0.8146759747458353,0.8118719645093049,0.798894901527187,0.7949521406251573,0.7899872687811946,0.7852069416644968,0.7816787712180547,0.7792617399277638,0.7751124239736417,0.7747179539822592,0.7726409509681749,0.7719392631088121,0.7711319102110933],"twin_dists":[0.049044888484272464,0.05683059732839938,0.05859884001558001,0.06655933112338201,0.07018931512362367,0.07344238259945926,0.07445834099050072,0.07977845363408048,0.08013234396402656,0.08141921411971173,0.0822291399853058,0.08302491236312069,0.08315311224962178,0.08384957418196456,0.08703061389947461,0.0879842603782987,0.0891772457512032,0.09031796732526383,0.09115512721044042,0.09172638763847737,0.09270294924792821,0.09279552497947996,0.09328222299033212,0.0934463690213334,0.09363506145744468],"n_dims_used":45,"mean_confidence":0.9142534044053819},"coverage":{"mean_confidence":0.9142534044053819,"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}}