{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009756},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011439","490:4900009850","490:4900009954","490:4900011312","490:4900011896","490:4900010248","490:4900011643","490:4900010597","490:4900011364","490:4900010317","490:4900011447","490:4900008778","490:4900011898","490:4900011824","490:4900010907","490:4900010340","490:4900005566","490:4900011064","490:4900011688","490:4900009337","490:4900008792","490:4900007904","490:4900011161","490:4900010518","490:4900009962"],"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":[0.03400588771878616,0.012453495514787012,0.0033849847820824736,0.0027710610631366812,0.0018397033029010313,0.0010927581774785012,0.0010325012729781899,0.0008916567506215869,0.0008783252698453019,0.0007979415531048629,0.0007232062946631441,0.0005143439366309822,0.0004354379326165344,0.0003604565600647037,0.00032352108363819187,0.00025712984043026107,0.0002259925987522013,0.00016612091465894387,0.00016330488161258848,0.00014888879544864287,0.00014440852209078245,0.0001330612637234137,0.00013161903512332062,0.00011332435412781476,0.00010579019346621687],"twin_dists":[0.33773468255817246,0.384645782241497,0.4380605376487142,0.4456994567238704,0.4609410398961579,0.4796238735882673,0.4816144912943507,0.4867237427579401,0.48724551405390326,0.490556937556638,0.49392672949150895,0.5054310049029077,0.5109585947237598,0.5171594617913203,0.5206734857043472,0.5280617241507777,0.5321687999493023,0.5418364429945915,0.5423684128912748,0.5452350277233358,0.5461794107948826,0.5487009084288355,0.5490358170097867,0.5536144784809113,0.5557065924004418],"n_dims_used":45,"mean_confidence":0.8861751980251736},"coverage":{"mean_confidence":0.8861751980251736,"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}}