{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003455},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003387","489:4890003323","489:4890003389","489:4890002734","489:4890003452","489:4890003317","489:4890003247","489:4890003316","489:4890003459","489:4890002826","489:4890002648","489:4890003141","489:4890003522","489:4890003518","489:4890002915","489:4890003246","489:4890002911","489:4890003587","489:4890002822","489:4890003523","489:4890002144","489:4890002993","489:4890002061","489:4890003416","489:4890003076"],"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":[0.9078242044640651,0.8866182248376685,0.8593157317610063,0.8471597165833148,0.8458159315702898,0.7920805060410315,0.788714803674053,0.7561878357238524,0.7398425994208433,0.7190490660759248,0.6991506481380074,0.6987760273667468,0.6918478291085072,0.6913453955319184,0.6884005901702591,0.6643598277307169,0.6545075632033551,0.6395423777822064,0.6305838103541367,0.6297256953615089,0.6179762305740272,0.6117874755431328,0.5995840546980872,0.599057640762901,0.5946158918044594],"twin_dists":[0.0571165866284077,0.06371552895771608,0.07151801758590082,0.07480275186469616,0.07515986337719177,0.08867531803353426,0.08948163469420659,0.09709635448553859,0.10082105822547877,0.10548266124816492,0.10987858135920286,0.10996082637909989,0.11147880813638052,0.11158867512906023,0.11223205207758606,0.11745298433542804,0.11957937499743436,0.12279869967860986,0.12472133196010278,0.1249053604262749,0.12742339112849213,0.12874883374593338,0.13136200666916675,0.13147474189054023,0.13242608544736784],"n_dims_used":45,"mean_confidence":0.9151241726345486},"coverage":{"mean_confidence":0.9151241726345486,"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}}