{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011443","487:4870001019","487:4870001295","487:4870001216","487:4870001292","487:4870000940","487:4870001219","487:4870001683","487:4870000681","487:4870000761","487:4870000682","487:4870001023","487:4870001027","487:4870002292","487:4870001215","490:4900003609","487:4870001680","487:4870000939","487:4870001124","487:4870001590","487:4870001862","490:4900003881","487:4870000684","490:4900004163","487:4870001020"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,490,487,487,487,487,487,490,487,490,487],"twin_sims":[0.549783818548195,0.536370612757994,0.4934044628899747,0.39986743077716164,0.3737769532081552,0.355963685124309,0.3479934792885287,0.34466860547501016,0.3196830786465232,0.3189829208139643,0.2843414025916334,0.2745348956442551,0.26557435234690985,0.2536064173158514,0.2527891933539663,0.2381757457105342,0.23352955856274563,0.2283506879906978,0.22325163144270935,0.2214632752623238,0.18643782447712728,0.1826543131052598,0.18072541779076345,0.18060210384148875,0.17695921840932125],"twin_dists":[0.1420603849410481,0.14496342379576715,0.15437330091560728,0.1758466228147392,0.18220386547765477,0.1866695870035507,0.18870468367753881,0.18956086939164782,0.19614273994330866,0.1963311999437287,0.2059712444409611,0.2088256482720631,0.21148898301108812,0.215135177281243,0.2153880852987818,0.22000189590720898,0.22150714393928952,0.22320832023142276,0.22490839749204503,0.22551077048659407,0.23803959771836414,0.23948798493726917,0.24023455332927754,0.24028247258727026,0.241708666684226],"n_dims_used":43,"mean_confidence":0.9123443780943404},"coverage":{"mean_confidence":0.9123443780943404,"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}}