{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012403","490:4900012487","490:4900013068","490:4900012415","490:4900013037","490:4900012763","490:4900013100","490:4900013002","490:4900012404","487:4870001282","490:4900013098","490:4900012890","487:4870001003","490:4900013102","490:4900013110","490:4900012888","490:4900013209","490:4900013244","490:4900012831","490:4900012991","487:4870000830","490:4900012837","490:4900012765","490:4900012476","490:4900012944"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,487,490,490,490,490,490,490,490,487,490,490,490,490],"twin_sims":[0.7763968518984332,0.5800587819594896,0.5129283673102932,0.4473903117865538,0.3699264962845812,0.3547641240655158,0.34587688252269466,0.3420415120183131,0.3212729715990211,0.2969420017741839,0.29104769730431085,0.2897511393399182,0.2861128994207564,0.2698036146083227,0.26537339140582544,0.26093029214865515,0.2600233020300263,0.25265158091140344,0.2438264035607834,0.22880263602686315,0.21690383181086176,0.20633843923176937,0.20105636425897738,0.19916754088623467,0.19907591365209246],"twin_dists":[0.09240119944661955,0.13554639211563152,0.1500732243148324,0.16472303164639557,0.18315995486537467,0.18697435488836314,0.18924922392168245,0.1902404725431129,0.1957156502832873,0.20238916373507623,0.2040532890069475,0.2044220192802379,0.2054619965694429,0.21022511208440864,0.21154934838013628,0.21289134244185484,0.21316704609387024,0.2154307236564391,0.218196773894169,0.22305885523273764,0.22706140472826258,0.23074113783913247,0.23262909859526718,0.2333124872386979,0.23334575202086122],"n_dims_used":45,"mean_confidence":0.9097849527994791},"coverage":{"mean_confidence":0.9097849527994791,"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}}