{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013068","490:4900012538","490:4900012904","490:4900012558","490:4900013037","490:4900012763","490:4900013208","490:4900012415","490:4900012410","490:4900012264","490:4900012888","490:4900012897","490:4900012553","487:4870000096","490:4900012273","490:4900012275","487:4870000832","490:4900013002","490:4900012946","490:4900012835","490:4900013096","490:4900013246","466:4660008183","487:4870001284","490:4900012997"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,487,490,490,490,490,490,466,487,490],"twin_sims":[0.2997786681908321,0.29116339234739713,0.2654819295317644,0.24050198221960573,0.2357555297767112,0.2206448085925007,0.21804299650882059,0.2108094900345799,0.20666254681559434,0.20208058625363448,0.1986111057715199,0.19426649109526747,0.19260607266738036,0.19007404004058312,0.18890137032541718,0.18490924058265792,0.18318888066044473,0.17486638047811118,0.16028994866984478,0.15225059839274038,0.1494650508794281,0.14723167834723083,0.14678991284664591,0.14300493463529565,0.14279338550446175],"twin_dists":[0.20159523128922674,0.20402043386574953,0.21151674177257238,0.21925544246804227,0.22078356500695623,0.22578753921302752,0.2266719487979585,0.22916870856820376,0.23062637563879265,0.23226037545275155,0.23351466106268168,0.23510685937483414,0.23572189035084984,0.23666692518977925,0.23710758359380024,0.23862224943255303,0.2392820696309173,0.24253747633275433,0.24851685402262574,0.2519851191115804,0.2532181291804447,0.25421900926798313,0.25441831159096356,0.256144372173939,0.25624184013958873],"n_dims_used":45,"mean_confidence":0.9128918965657552},"coverage":{"mean_confidence":0.9128918965657552,"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}}