{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004177},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003960","467:4670001331","500:5000011262","499:4990004023","500:5000010891","499:4990004136","499:4990003792","470:4700004655","499:4990002086","499:4990004175","499:4990004176","467:4670001467","485:4850000606","499:4990002566","499:4990000398","500:5000011145","499:4990000401","470:4700003962","499:4990002250","499:4990004172","499:4990001593","472:4720002323","470:4700004481","477:4770003709","499:4990004119"],"twin_admin_codes":[499,467,500,499,500,499,499,470,499,499,499,467,485,499,499,500,499,470,499,499,499,472,470,477,499],"twin_sims":[0.6212470811097277,0.5548200064335175,0.48252055017987433,0.4551407286516336,0.4483097643487269,0.44521493993114464,0.4441819881217525,0.4272417446244025,0.41160215860020016,0.3914355206637136,0.38651173800484584,0.37981057112977634,0.3596458510650438,0.34364972773895797,0.3407858513154204,0.3382186412936441,0.33377361392081784,0.3317319669565546,0.3228135160015214,0.3139199703493178,0.3052370597526494,0.3038452795693428,0.3032770834755232,0.3032305352105466,0.29535817480480486],"twin_dists":[0.12672268420413987,0.14097354002027623,0.15679156505867128,0.1629548202460851,0.16451266948230941,0.16522139008997366,0.1654583553709097,0.16937597872743376,0.17304994761234174,0.177879169716822,0.1790754946142798,0.18071535774119768,0.1857373615043078,0.1898241146749507,0.19056628292228708,0.19123441417614834,0.1923977608851802,0.19293491900947873,0.1953029439495753,0.19770098319491744,0.20007977757186643,0.2004646815082632,0.200622112945628,0.20063501777178178,0.20283438911224597],"n_dims_used":45,"mean_confidence":0.9304511176215278},"coverage":{"mean_confidence":0.9304511176215278,"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}}