{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002088},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001919","489:4890001836","489:4890002172","489:4890003578","489:4890001914","489:4890002018","489:4890002006","489:4890001662","489:4890001757","489:4890002587","489:4890002171","489:4890002507","489:4890001848","489:4890003524","489:4890002009","489:4890001749","489:4890002019","489:4890002186","489:4890002001","489:4890001764","489:4890002745","489:4890002079","489:4890002105","489:4890002743","489:4890002188"],"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":[0.881313325192529,0.8581230525647046,0.7984026145501653,0.79366949824681,0.7643089421783539,0.7581375128115556,0.7538311028634748,0.7387416751589998,0.7320240780610763,0.7302277330043063,0.7279037772787672,0.7258280153278758,0.7213655823123747,0.7187716630801612,0.7107762078490896,0.7097137159428865,0.702527911009423,0.7023367039895849,0.699834702974738,0.6961589888932127,0.6960890160164414,0.6935448970853667,0.6884313216441548,0.6868570795632475,0.6856558894463954],"twin_dists":[0.06528491400999742,0.07184484123780104,0.08714999633106217,0.0882932869967439,0.09522257064375445,0.09664799912673741,0.09763710311108896,0.10106988796225468,0.10258306739794867,0.10298626428774438,0.1035070190811009,0.10397135086234734,0.10496706766158524,0.10554434574917082,0.10731714518651626,0.10755201173076448,0.10913632953085184,0.10917839192831331,0.10972835732822377,0.11053489546012533,0.11055023319683686,0.11110749886604791,0.112225342792717,0.11256890107593139,0.11283086990411177],"n_dims_used":44,"mean_confidence":0.9128875732421875},"coverage":{"mean_confidence":0.9128875732421875,"n_dims_used":44,"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}}