{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001125},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002112","485:4850000858","470:4700001344","485:4850002035","488:4880000799","470:4700001209","485:4850003455","477:4770003954","499:4990002236","470:4700001479","467:4670001251","496:4960005817","479:4790001036","489:4890004165","472:4720004656","485:4850001188","499:4990003582","472:4720003877","479:4790001684","499:4990003024","485:4850001168","485:4850000813","499:4990000286","479:4790000479","499:4990002255"],"twin_admin_codes":[485,485,470,485,488,470,485,477,499,470,467,496,479,489,472,485,499,472,479,499,485,485,499,479,499],"twin_sims":[0.2505248640428433,0.2046324329088549,0.18563684025302732,0.17437652862157837,0.17384866962382622,0.17213384487177497,0.1418880334342665,0.13879054939837054,0.1364043989173181,0.1290462461820468,0.12649467686686153,0.12181135113442998,0.11623704854047816,0.11070628536485665,0.10799356884837351,0.10519078530806063,0.10493776630895009,0.10397802449664374,0.10241273510289829,0.10107336411784996,0.10062389188605554,0.1003531072900428,0.10013560664618408,0.09986465829901114,0.09984324434269422],"twin_dists":[0.21609156379228225,0.23134725239735784,0.2383444889762869,0.2427324885039355,0.24294306965864895,0.24363034135630396,0.256660183723018,0.2581066707448867,0.25923749829463405,0.2628208130055849,0.2640993820481833,0.2664980006026653,0.26944644257180383,0.27248117241868725,0.27401261474814403,0.2756265617075509,0.27577389769438876,0.2763352931729276,0.277259625853395,0.27805934516830183,0.278329574698541,0.2784928305822859,0.27862421142018146,0.27878819005166094,0.2788011646784149],"n_dims_used":45,"mean_confidence":0.9172064887152778},"coverage":{"mean_confidence":0.9172064887152778,"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}}