{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007769},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010989","490:4900011623","490:4900011065","490:4900008659","490:4900008893","490:4900008004","490:4900008438","490:4900010309","490:4900010990","490:4900008780","490:4900010905","490:4900010131","490:4900011752","490:4900010396","490:4900010229","490:4900010037","490:4900008895","490:4900010932","490:4900007410","490:4900010225","490:4900007999","490:4900010228","490:4900007417","490:4900008660","490:4900010566"],"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":[0.03288690018404709,0.011221882254113082,0.010792668319795267,0.008654991232170115,0.006729522773897771,0.006071532674264095,0.005830386272875952,0.0057553988583774925,0.004782911605514662,0.004490444886341361,0.00340054809780268,0.003156094450708348,0.00295119468710248,0.001797533743744513,0.0016264234720281207,0.0014340897661901653,0.0013008940083049667,0.0011377664813651792,0.0010546832675941815,0.0010208032234232168,0.0009605455847889417,0.0009087039474946003,0.0008894161529659918,0.0008860192347922301,0.0008292348876360582],"twin_dists":[0.33940161521619444,0.3891855229207611,0.3908720760961953,0.4002840039714441,0.41075056705099056,0.4149543406462995,0.4165984892698266,0.41712227786567424,0.4245408389763915,0.4270404080784814,0.4378838728316932,0.44074816301388187,0.44330959628789274,0.4617888137663632,0.4654282653505126,0.4699671202684046,0.47345275602530584,0.47820231242703665,0.4808694672629422,0.4820133904559838,0.4841378462032875,0.4860670009157919,0.4868109271354307,0.48694349522083147,0.4892324566695237],"n_dims_used":45,"mean_confidence":0.8875481499565973},"coverage":{"mean_confidence":0.8875481499565973,"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}}