{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000569},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000408","477:4770000407","477:4770000567","489:4890002771","477:4770000509","477:4770000511","489:4890002449","489:4890002861","477:4770000399","489:4890002614","477:4770000438","489:4890002772","489:4890002616","477:4770000439","485:4850003998","477:4770000609","489:4890002452","485:4850004550","485:4850003928","500:5000001319","473:4730004242","467:4670004378","485:4850005485","485:4850004346","489:4890002687"],"twin_admin_codes":[477,477,477,489,477,477,489,489,477,489,477,489,489,477,485,477,489,485,485,500,473,467,485,485,489],"twin_sims":[0.6774344747824709,0.6399982409558782,0.45957347762965056,0.4352752649385864,0.41682439467819254,0.40430183116149493,0.4027453524159058,0.397804901337454,0.38407759586718837,0.3826563348716196,0.3533394514085263,0.35058157044597615,0.3445548969292163,0.3444880897300534,0.3297371072359984,0.32872544867660547,0.31780229392583825,0.3155609561572775,0.3124126911380866,0.3040507957499463,0.3039241399995698,0.30099572533260593,0.2985891836321421,0.2975718945515442,0.2874474517671839],"twin_dists":[0.11462002179490524,0.12270078731249685,0.16194848038766327,0.1675105665649559,0.17181665882552985,0.17478554370413896,0.17515738298864708,0.1763419691962924,0.1796695762485234,0.18001728271258824,0.18733700979546253,0.18804120396366186,0.18959022752222535,0.1896074787071788,0.19346151640389908,0.19372923955134164,0.1966495146047313,0.1972556536581029,0.1981111948727166,0.2004077807364572,0.20044284497084952,0.201255947433874,0.2019276080806494,0.2022124847823356,0.20507960546049983],"n_dims_used":45,"mean_confidence":0.9209993150499132},"coverage":{"mean_confidence":0.9209993150499132,"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}}