{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004542},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004559","489:4890003650","489:4890004691","489:4890004252","489:4890003641","489:4890004632","489:4890004589","489:4890004498","489:4890004452","489:4890004544","489:4890004153","489:4890004032","489:4890004714","489:4890004547","489:4890004140","489:4890004590","489:4890004501","489:4890004497","489:4890004500","489:4890004492","489:4890004248","489:4890004195","489:4890004548","489:4890004255","489:4890003652"],"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":[0.8721165192005773,0.8699167256144257,0.8688783189694363,0.8593114022686271,0.8526523927059358,0.8427301979336248,0.8164353690740173,0.8131555130675433,0.8115588408506423,0.8084503752236406,0.8062288927060522,0.7946354073576984,0.791576344962696,0.790625449627343,0.7902265316633601,0.7884418893886427,0.7880758153591406,0.7735177032210367,0.7698904538438593,0.7590377044260568,0.7568209636173615,0.7558894897238345,0.7503153921271174,0.7491897832139883,0.7473458057036453],"twin_dists":[0.06794117664225326,0.0685653138959018,0.0688585144300377,0.07151920585260359,0.07333098750478337,0.07597566974282088,0.0827143530622788,0.08353118828194304,0.08392713780912513,0.08469489251402032,0.08524112703955397,0.08806062522876407,0.08879634632622449,0.08902437854016722,0.08911994996884554,0.08954684811506665,0.08963428314932294,0.09307692729486101,0.0939248560405559,0.0964406748506799,0.09695085874055939,0.0971648824383734,0.09844137252274819,0.09869827798443419,0.09911853335977648],"n_dims_used":45,"mean_confidence":0.920127190483941},"coverage":{"mean_confidence":0.920127190483941,"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}}