{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001753},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001508","491:4910001391","491:4910001451","491:4910002114","491:4910001450","491:4910001325","491:4910001918","491:4910001011","491:4910001629","491:4910002017","491:4910001687","491:4910001812","491:4910002115","491:4910002366","490:4900006546","491:4910001449","491:4910001633","490:4900007414","491:4910002021","491:4910002066","491:4910001634","490:4900007652","491:4910002517","491:4910001693","490:4900006426"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,490,491,491,491,490,491,491,490],"twin_sims":[0.869103540945301,0.6585154461418806,0.446822566713904,0.3931474490077098,0.3915406165992073,0.17436686227993006,0.1734336080711507,0.14784825704940366,0.13134242791167822,0.12743584902051136,0.10041729186494244,0.09385372069789195,0.09191137881842903,0.0793002911556506,0.07588380041108214,0.0698067678947301,0.06939204441525082,0.06559643382130005,0.06496207225276372,0.0583593130784249,0.0545929353696712,0.054244583693130954,0.04811972006825266,0.040936626015482626,0.03821630441447702],"twin_dists":[0.0687949980244292,0.1187151283586349,0.16485300806452227,0.17746487820729867,0.17785371190512275,0.24273634064771393,0.24310897295033695,0.2539415775077801,0.2616864511857427,0.2636255152884051,0.2784541026002413,0.2825191261771206,0.28376493305453604,0.2924059102548817,0.2949353271852176,0.2996710936278912,0.30000630163488456,0.3031524232867249,0.3036926362144435,0.3095885430873565,0.31320227153049957,0.31354682348875107,0.3199271931747688,0.32834007389795067,0.3318537405895268],"n_dims_used":44,"mean_confidence":0.8951150720769708},"coverage":{"mean_confidence":0.8951150720769708,"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}}