{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003716},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002892","490:4900003186","490:4900002293","490:4900003039","490:4900004142","490:4900003698","490:4900003565","490:4900004540","490:4900002431","490:4900004406","490:4900004264","490:4900004277","490:4900003177","490:4900001979","490:4900001023","490:4900002284","490:4900004002","490:4900001148","490:4900003707","490:4900003860","490:4900003030","490:4900001814","490:4900003861","490:4900004272","490:4900004399"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6755877729167982,0.6507746875459293,0.6286549105189415,0.5527986331318057,0.5172276614707176,0.4670304175722277,0.4595739597563957,0.44027518221203266,0.4209208513343961,0.4199599857739747,0.41912313665854595,0.4051119949052866,0.3993564208062036,0.388045393174592,0.3823417394316771,0.38070612302593104,0.37760818802637636,0.37175567517810987,0.3696875569360182,0.34737176246935847,0.34122398778635615,0.340299684440534,0.3298997654771207,0.3297868868531024,0.3160097213079982],"twin_dists":[0.11502102725066135,0.12038346371402456,0.12513496890689593,0.1414095793906422,0.14913212598600378,0.16026331649014705,0.16194837112368718,0.1663565277084536,0.17085387057528473,0.17107934368569447,0.17127589367622367,0.17459225133270076,0.17596924054221905,0.17870209885716454,0.1800943309417786,0.18049540508648346,0.18125734602083568,0.18270514914617128,0.18321944694770365,0.18886445210161434,0.1904525254077629,0.1906926027401055,0.19341851303022464,0.19344835449664108,0.19713409684586414],"n_dims_used":45,"mean_confidence":0.9206425136990017},"coverage":{"mean_confidence":0.9206425136990017,"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}}