{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000550},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000259","490:4900000386","490:4900000220","490:4900000321","490:4900000545","490:4900000538","490:4900000654","494:4940007002","494:4940008461","494:4940007001","494:4940007340","490:4900003020","494:4940008463","494:4940008263","494:4940008176","494:4940007342","494:4940008044","490:4900000451","494:4940007435","490:4900003024","494:4940008259","494:4940008548","494:4940006788","494:4940007555","494:4940008372"],"twin_admin_codes":[490,490,490,490,490,490,490,494,494,494,494,490,494,494,494,494,494,490,494,490,494,494,494,494,494],"twin_sims":[0.5382228104998875,0.29736537220324405,0.24883257309863327,0.21813034574400716,0.2022007240836103,0.15363707413347485,0.11479354816696695,0.11143750505998715,0.1112860730401288,0.10012943655211586,0.09628386889745322,0.0861625357986331,0.08322115848434761,0.07511825867121999,0.07356578338988792,0.06881328785328954,0.05843659569274542,0.05763762768347288,0.05497518052168928,0.054940915217528065,0.05300095876872801,0.0498948507761473,0.04860505919114316,0.0468185270846077,0.04618888126764345],"twin_dists":[0.14456175791454706,0.20227038809957512,0.21661997786476891,0.22664214247123546,0.23221720972629653,0.2513775720355657,0.27022758318749573,0.2720733401423764,0.27215763013548694,0.2786279417099163,0.28098875734468853,0.2875785886081481,0.28960867137427276,0.29551464156121965,0.29670424318934074,0.3004768242943836,0.3095164327334095,0.3102657557197753,0.3128262843011226,0.31285990017685533,0.3147920357802773,0.3180115443681827,0.31939765497095035,0.32136923070971907,0.3220791016831605],"n_dims_used":44,"mean_confidence":0.9105914722789418},"coverage":{"mean_confidence":0.9105914722789418,"n_dims_used":44,"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}}