{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007673},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007572","490:4900004903","490:4900005182","490:4900005583","490:4900004902","490:4900005047","490:4900007674","490:4900004906","490:4900007185","490:4900005048","490:4900012040","490:4900011507","490:4900001649","490:4900007649","490:4900004762","490:4900004904","490:4900005045","490:4900005319","490:4900003787","490:4900006087","490:4900004897","490:4900010598","490:4900007540","490:4900004907","490:4900010152"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.10840609811620726,0.008389316302222873,0.007514556889813286,0.003362592308301917,0.002213231717806606,0.0016808930267173013,0.001216918983185594,0.0011821179835134704,0.0009465101747510257,0.0008093158295164112,0.0007252113896824093,0.0006091595224277268,0.00044989510748963434,0.00041076420777954074,0.0003170423915726262,0.0003000280153318534,0.00028385400023994207,0.0002673056948404078,0.0002623225815007584,0.0002565863760862071,0.00025516025362796215,0.00022090909068801903,0.0002100787155799178,0.00020292740104265144,0.00018709886430678374],"twin_dists":[0.27377781807200907,0.40159561451140774,0.4061942979332111,0.43831602696362737,0.4541264024729116,0.4642329009116368,0.4758241436795228,0.4768515632589771,0.4846504105249286,0.4900700267072174,0.49383217151965225,0.4997529224035509,0.5098792347789441,0.5128806224350253,0.5213283919887239,0.5231100168213103,0.5248938271474783,0.526820537833932,0.5274226941958544,0.528129303367282,0.5283072817283087,0.5328894170913239,0.5344781965585084,0.5355700821025412,0.5381216878489998],"n_dims_used":45,"mean_confidence":0.910445064968533},"coverage":{"mean_confidence":0.910445064968533,"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}}