{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005145},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005198","491:4910005580","491:4910005494","491:4910005136","491:4910005630","491:4910005922","491:4910005628","491:4910005140","491:4910005478","491:4910004850","491:4910005296","491:4910005544","491:4910005627","491:4910004794","491:4910004982","491:4910004987","491:4910005893","491:4910005785","491:4910000823","491:4910004989","491:4910005540","491:4910005900","497:4970000114","491:4910000077","491:4910005529"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497,491,491],"twin_sims":[0.6765960938293221,0.3016165971282946,0.24999108084033023,0.17859785973046408,0.1099078434835209,0.05160000339954795,0.05128170033091417,0.05099656093668992,0.04047666540784673,0.03757774203513665,0.034087511567438555,0.032877553615510056,0.03275001798469352,0.03052591617473068,0.02931451803170992,0.026621923512320244,0.025993039090394885,0.021464632884438586,0.02091140281965923,0.020169598066345877,0.015488452318030765,0.014761799625250422,0.014120377826254782,0.014064745967621214,0.013483840765843774],"twin_dists":[0.1148021114861199,0.2010831729920158,0.2162579892727868,0.24106458324346186,0.2729288820391604,0.31622416354929844,0.31655404677406584,0.3168510089723361,0.3289200369874288,0.3327091029561759,0.33761492821006883,0.3394157411031344,0.33960883472891956,0.34308401530067306,0.34506907751112015,0.349746964727787,0.3508980087316722,0.3599819365579053,0.36120337317355444,0.36288609086110285,0.37496006276135646,0.3771154617441097,0.37909721202997465,0.37927281453656675,0.3811440406577144],"n_dims_used":45,"mean_confidence":0.8882567511664496},"coverage":{"mean_confidence":0.8882567511664496,"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}}