{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760001366},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760001296","476:4760001297","476:4760001260","476:4760001331","476:4760001367","476:4760001259","476:4760000778","476:4760001365","476:4760001333","476:4760001122","476:4760001168","476:4760001170","476:4760001065","476:4760001294","476:4760001364","476:4760001330","476:4760001362","476:4760000780","476:4760000836","476:4760001169","476:4760001120","476:4760000784","476:4760001216","476:4760000421","476:4760001214"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476],"twin_sims":[0.953237557329642,0.8984005128704402,0.8939322063760391,0.849213468063111,0.8240289053443491,0.814502880473946,0.8049697891196608,0.7961252507267453,0.7693890529367157,0.7236249721531783,0.6765716995902333,0.6416602861463926,0.6315165590019198,0.6214234173376346,0.6207003111972981,0.6169922089739572,0.6132820812330798,0.5934966418195606,0.590995187409392,0.5819408882897309,0.5756264004232771,0.5719344106750802,0.5290934938018274,0.5160859013102592,0.5084689782364729],"twin_dists":[0.040194478728374554,0.06011920870716395,0.061502210800240216,0.0742547518848424,0.08080440970451183,0.08319620464092707,0.08554984026607748,0.08770110837563999,0.09404177759036102,0.1044633415549792,0.11480740877205596,0.12234373370349527,0.1245212738260304,0.12668490318832434,0.12683982928913515,0.12763416576677966,0.12842876693522826,0.13266584770520548,0.13320177195021224,0.13514267654837667,0.13649758433861128,0.13729041338721443,0.14654425350878272,0.14938186473115847,0.15105146274917508],"n_dims_used":44,"mean_confidence":0.9139515269886364},"coverage":{"mean_confidence":0.9139515269886364,"n_dims_used":44,"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}}