{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000769},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001444","497:4970001838","497:4970000321","497:4970001445","497:4970001512","497:4970000551","497:4970001597","497:4970000317","497:4970001088","497:4970001081","497:4970000561","497:4970000559","497:4970000919","497:4970000837","497:4970001919","497:4970001353","497:4970000924","497:4970000997","497:4970001080","497:4970001087","491:4910005606","491:4910005968","497:4970000845","497:4970000631","497:4970000378"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491,491,497,497,497],"twin_sims":[0.20349866908806005,0.1488388368029138,0.0792794171257618,0.07767040799629173,0.07012059777179443,0.05857040494157088,0.05216137178212957,0.051049321483710004,0.042888636678891576,0.041758785520117116,0.04112456084734513,0.038830051506050595,0.03203601742466986,0.03147622881134884,0.03063086501435747,0.030141834100272134,0.02912980051125752,0.027364998030255137,0.027304807946326337,0.027041594203235753,0.026372403472837598,0.025834796426892223,0.02555341726474871,0.024615168317072608,0.023808459402065444],"twin_dists":[0.23175197517454518,0.253497645911736,0.2924210960995418,0.29360143374325554,0.2994185082192028,0.30939176446594935,0.31564647204945656,0.3167959568372561,0.3259383067727276,0.3273169695476363,0.3281046883790479,0.331042950627498,0.34070187234943483,0.3415734896239977,0.3429152366582101,0.34370596560291866,0.34537792535372036,0.3484167503371127,0.34852333380137585,0.3489918182686032,0.3502008240878247,0.35119142021805866,0.3517170036743682,0.3535064464241645,0.35509282449945617],"n_dims_used":45,"mean_confidence":0.8911348130967882},"coverage":{"mean_confidence":0.8911348130967882,"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}}