{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002730},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002560","489:4890002479","489:4890002480","489:4890002644","489:4890002559","489:4890003143","489:4890002561","489:4890002482","489:4890002646","489:4890002645","489:4890001911","489:4890002995","489:4890002643","489:4890003139","489:4890002824","489:4890003296","489:4890002309","489:4890003391","489:4890003142","489:4890002142","489:4890002729","489:4890002994","489:4890003222","489:4890002226","489:4890003592"],"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":[0.9462846239544541,0.9275927785332747,0.9143660018617044,0.9138567066457453,0.8926983759551913,0.8758238580347817,0.8693386972496946,0.845694225252353,0.84001078373128,0.8380559123633031,0.8337378301828746,0.8289063204062792,0.8195798991629453,0.7980632120112554,0.7612939343898035,0.7535763131564818,0.7526916792370772,0.7520911981498719,0.7469598782511127,0.7458918315299425,0.7403934211493131,0.73909511639936,0.7335160811098104,0.7315513773172966,0.7303731179672023],"twin_dists":[0.043157385616084065,0.05035462118984211,0.054955280303583175,0.055126020053640326,0.061879849457594456,0.0668797581085181,0.0687286349174147,0.07519215106510994,0.07668987839965964,0.07720062446404988,0.07832115998130672,0.07956296665889354,0.08192669358598303,0.08723225106081518,0.09592015609002666,0.09769548581613986,0.09789807419164971,0.09803548609938806,0.09920639445501575,0.09944937983620863,0.10069647058233419,0.10099002999194982,0.10224772800862846,0.10268922437321713,0.10295365396555667],"n_dims_used":45,"mean_confidence":0.9140619913736979},"coverage":{"mean_confidence":0.9140619913736979,"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}}