{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010861},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010800","490:4900011987","490:4900011990","490:4900010619","490:4900010442","490:4900011986","490:4900010870","490:4900010615","490:4900010439","490:4900011869","490:4900010692","490:4900009373","490:4900010272","490:4900010543","490:4900011407","490:4900010444","490:4900010883","490:4900011045","490:4900011538","490:4900009774","490:4900009368","490:4900010183","490:4900010532","490:4900010533","490:4900011984"],"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":[0.3749209240227643,0.2845277882009786,0.2764929893632984,0.2408942499064264,0.23865523001251876,0.2143384875207056,0.2090225871755175,0.20565472718230676,0.20407668478297208,0.20327488004583183,0.19807221365820285,0.1886000981375483,0.18353154172678313,0.1820191278143407,0.17369338957711492,0.1685528676789073,0.1651259622864657,0.15608763457606162,0.14941006550536315,0.14084833739725672,0.13791435340530564,0.1365648235066895,0.1363323867772768,0.13628488139803208,0.13360378825971145],"twin_dists":[0.18192074823001905,0.20591757492726812,0.20825079932122398,0.21913003266926306,0.21984765001211823,0.22794351119066353,0.22979439661307138,0.23098363581974396,0.23154544676150945,0.23183204435503924,0.23371083409573135,0.23722110265249366,0.23915029951713274,0.2397332120025695,0.24300510312391038,0.2450815076050392,0.2464911491684352,0.25031350267759517,0.2532426378257004,0.2571430618208684,0.2585202098127458,0.2591610088962527,0.25927185512559525,0.25929452727824703,0.2605838080313319],"n_dims_used":45,"mean_confidence":0.9170972188313802},"coverage":{"mean_confidence":0.9170972188313802,"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}}