{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000436},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001011","480:4800000430","480:4800000396","480:4800000608","480:4800001091","480:4800000613","480:4800000428","480:4800000310","480:4800000433","480:4800000535","480:4800000918","480:4800001195","480:4800001048","480:4800000331","480:4800000509","480:4800000534","480:4800000607","480:4800000726","480:4800000407","480:4800000431","480:4800000323","480:4800000467","480:4800000843","480:4800001196","480:4800000472"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.585594740726622,0.5577550412468925,0.5327812676397998,0.5255196508786295,0.46936405536315107,0.3951072429447037,0.3222229075518299,0.3057782324061573,0.30512615027401985,0.2767603415559954,0.274297195473877,0.247029090709699,0.2436031053129571,0.23911223090536993,0.22194249333877766,0.2212967196850285,0.2049277894286679,0.20014202268314704,0.18249580302235366,0.17861854967499494,0.17674954627729947,0.16244783799442045,0.1554999423867153,0.15104423871663583,0.1429149177571075],"twin_dists":[0.13435919607731484,0.140340835836628,0.14574259180009314,0.14732229270722907,0.1597378662356226,0.1769916294638871,0.19546103551447366,0.19993038791421858,0.20011041283146608,0.20817250461392964,0.20889560204405583,0.21718565130476106,0.21826759006189958,0.21970082450168518,0.22534903765748637,0.22556703661719,0.2312420705131715,0.2329593582486135,0.23954912473570045,0.2410564777491384,0.24179138584099838,0.24760756299844766,0.250567566814466,0.2525170543076209,0.25618583294488245],"n_dims_used":43,"mean_confidence":0.914051144622093},"coverage":{"mean_confidence":0.914051144622093,"n_dims_used":43,"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}}