{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001914","491:4910001339","491:4910001006","491:4910001385","491:4910001337","491:4910001070","491:4910001203","491:4910001338","491:4910001265","491:4910001860","491:4910001267","491:4910001567","491:4910001510","491:4910001205","491:4910001266","491:4910001270","491:4910001742","491:4910001504","491:4910001384","491:4910001005","491:4910001964","490:4900007534","491:4910001625","491:4910001804","491:4910002665"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491],"twin_sims":[0.7390350892379755,0.43165088255020045,0.29109970455759077,0.28811227214141033,0.23601460823058668,0.21251864409539198,0.197946397077961,0.18572605569320577,0.1820068269335592,0.17264078724663495,0.13411924186349594,0.1287866653653921,0.12221483604393568,0.1139597130682181,0.09572129386465594,0.0895760384737161,0.08701043644820845,0.0809620343202959,0.07801988332538236,0.07000256490750241,0.06676559851210767,0.06095860633576423,0.060471793511546176,0.05934711270794861,0.04952195744360715],"twin_dists":[0.1010035945340038,0.1683504181888973,0.20403851899788414,0.204889510475257,0.22069963941944346,0.22857360430356757,0.23375668823394083,0.23831048379640948,0.23973796698631528,0.24342665989726997,0.2603344390114429,0.2629500079715131,0.26628861556953665,0.27068225455370876,0.28134030640683255,0.28529067333084346,0.2870036468980272,0.29120715450334456,0.2933434061715068,0.29951339885388456,0.30216785459754836,0.3072052028479605,0.3076451243475951,0.308672713788128,0.318409184496917],"n_dims_used":45,"mean_confidence":0.8987077501085069},"coverage":{"mean_confidence":0.8987077501085069,"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}}