{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000940},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000823","470:4700006281","470:4700000941","470:4700000697","470:4700001069","470:4700000409","470:4700006691","470:4700001346","488:4880001639","470:4700005997","496:4960010397","488:4880005393","488:4880002732","481:4810001108","470:4700007045","496:4960011272","470:4700000696","470:4700001644","481:4810003253","470:4700001060","481:4810001335","488:4880001701","496:4960011611","499:4990002325","481:4810002533"],"twin_admin_codes":[470,470,470,470,470,470,470,470,488,470,496,488,488,481,470,496,470,470,481,470,481,488,496,499,481],"twin_sims":[0.4604181264806297,0.4566215747425027,0.4317000773854937,0.3947365951081281,0.3750141316786228,0.37460726896667185,0.3573763642580002,0.35256554172318394,0.3510502103941667,0.3356987578946018,0.33429305524260566,0.3340126513576729,0.33155654238889803,0.33065616222650457,0.3281798296016658,0.327956663962714,0.32244519812607864,0.32120986280031105,0.3129214876453278,0.3086824369805219,0.30854608326788063,0.29631144633071393,0.2915295859446783,0.2863642540804778,0.2853601584182291],"twin_dists":[0.16175712093379546,0.16261824056562504,0.1683389996548292,0.17708104964261007,0.18189769929305907,0.18199833134329013,0.18631135157295503,0.18753432913275234,0.1879213387334259,0.19189289082609806,0.19226138160235934,0.19233498729203186,0.19298115740590777,0.19321869057449742,0.193873819271971,0.19393299251890947,0.195401514749698,0.1957325804695043,0.1979725982454576,0.19913128260371596,0.1991687038615383,0.20256624949785906,0.20391649315489804,0.20538989392335832,0.20567815284969346],"n_dims_used":43,"mean_confidence":0.9119213015534157},"coverage":{"mean_confidence":0.9119213015534157,"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}}