{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004079},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004727","491:4910003659","491:4910003767","491:4910004228","491:4910003714","491:4910004509","491:4910004549","491:4910003662","491:4910004176","491:4910004081","491:4910003986","491:4910004083","491:4910003708","491:4910004135","491:4910004548","491:4910004428","491:4910003661","491:4910004178","491:4910004035","491:4910004724","491:4910004034","491:4910003825","491:4910004505","491:4910003564","491:4910004082"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.497016616592816,0.45740429868462273,0.41842777568495915,0.3712570982809143,0.35611253878726384,0.3416904197940716,0.32176922762218035,0.3214572251278011,0.3137582613349888,0.30132806202722423,0.2941489054358221,0.2924362030749962,0.283202788112092,0.2729961111722368,0.27264832010413775,0.26609406652452666,0.2601776572197428,0.2576635562794838,0.2425219204803611,0.2272300016609352,0.2200973129276814,0.21259553977180332,0.21248541574595559,0.1844647979757894,0.17946250301312197],"twin_dists":[0.15357424124133312,0.16244049610480604,0.17143933936574157,0.1828290047490329,0.1866318053360847,0.19033150709539026,0.195582584560355,0.1956662312678925,0.1977449391533691,0.2011634398978943,0.20317527258922644,0.20365949147530402,0.20629956849095143,0.20927916440113936,0.20938188413433614,0.21133300119863047,0.21312008312292455,0.21388720066022188,0.21861106854398243,0.22357979191758465,0.22597306132592274,0.2285469066369224,0.22858514298918578,0.23879229353234085,0.2407264167538343],"n_dims_used":45,"mean_confidence":0.8903784010145399},"coverage":{"mean_confidence":0.8903784010145399,"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}}