{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004048},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004047","489:4890004568","489:4890003869","489:4890004750","489:4890004841","489:4890003798","489:4890004384","489:4890004003","489:4890004235","479:4790001733","489:4890003805","489:4890004109","489:4890003870","489:4890003622","489:4890004120","489:4890004567","489:4890004696","489:4890003624","489:4890004433","489:4890004056","489:4890005355","489:4890003625","489:4890004071","489:4890004131","489:4890003992"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9119978452929803,0.8883636858343298,0.8588856647142634,0.8547117675680871,0.8177086028537954,0.8106933432079814,0.7916115512677566,0.7849841299288003,0.780991622018139,0.77033531197192,0.7552720701996204,0.7503104828988849,0.7359717683901684,0.7351505822653838,0.734509992007121,0.7296980113849697,0.7285100060370856,0.7255566902963332,0.718861697665214,0.7180784750306053,0.7153152452241819,0.7137910140011828,0.7000310652374123,0.6994259623823341,0.6918318426058193],"twin_dists":[0.05574555872698589,0.06319273067486442,0.07163598614985851,0.07277399144292018,0.0823959689535061,0.08414131294436791,0.08878789759994939,0.09037095339673291,0.09131771694851183,0.0938210615410415,0.09730663181997909,0.09844249360724598,0.10169487817364853,0.10187988025291397,0.10202410682425367,0.10310505020192501,0.10337126760767644,0.10403198883886318,0.10552432662234563,0.10569843255036153,0.10631191574364476,0.1066498191768586,0.10968522371745028,0.1098181271479093,0.11148230433796609],"n_dims_used":45,"mean_confidence":0.9173697577582465},"coverage":{"mean_confidence":0.9173697577582465,"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}}