{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008280},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008392","490:4900008285","490:4900009916","490:4900012009","490:4900008284","490:4900009297","490:4900007827","490:4900009981","490:4900008725","490:4900009603","490:4900009075","490:4900005768","490:4900011596","490:4900012010","494:4940008991","490:4900012144","490:4900009706","494:4940008985","494:4940008713","494:4940008642","494:4940008983","490:4900008298","490:4900012350","490:4900008845","490:4900011400"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494,494,494,494,490,490,490,490],"twin_sims":[0.006911764179915882,0.002676173031535001,0.0019817570755968276,0.0016781651578445854,0.001246893191429086,0.0009945127797292381,0.0009832177713904626,0.0006903472304087123,0.0005852577671878516,0.0005810036320779695,0.0004847406415674759,0.0002900219292509141,0.00027594772527364634,0.00024406896257000968,0.00021144686642833574,0.0002065729931701069,0.0001939425278873214,0.00018738983342094488,0.0001613329038466222,0.00014544866869173415,0.00014240897979869675,0.0001285712304941076,0.00011870361843052588,0.00011233417096249997,0.00010919082154522782],"twin_dists":[0.4096518184856633,0.4470161175158273,0.45821115823323405,0.46429191017994637,0.47496079358370796,0.48292558450613615,0.48332437275385254,0.49551213329868704,0.501102097158967,0.5013476033206825,0.5074053966498361,0.5242025847579036,0.52580080718671,0.5297242582276817,0.5342732962927594,0.5350090158451526,0.5369944501515456,0.538072977065729,0.5427461071621573,0.5459577224558395,0.5466098415053374,0.5497551145276646,0.5521997083211375,0.5538817988111641,0.5547454159011301],"n_dims_used":45,"mean_confidence":0.9140889485677083},"coverage":{"mean_confidence":0.9140889485677083,"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}}