{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001110","490:4900002376","490:4900001112","490:4900002548","490:4900002976","490:4900001114","490:4900002379","490:4900003809","491:4910001208","490:4900003389","490:4900002535","490:4900002528","490:4900002549","490:4900001109","490:4900003137","490:4900002380","490:4900001923","490:4900001771","490:4900002382","490:4900001111","490:4900003121","490:4900001497","490:4900001927","490:4900002069","490:4900003793"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6041074767897052,0.5229177837592311,0.38322933615724136,0.28748618020526345,0.28484225679380515,0.2828711991725419,0.28010031910664274,0.2360181006736108,0.19026236847802702,0.1649952350418161,0.1571125621705768,0.1397279415040271,0.13850815554305637,0.13592305419076245,0.1286669169696638,0.12301204474697376,0.1202864312829363,0.11603334149304514,0.10568819721130443,0.09215824512373892,0.088475646887177,0.08192718714459928,0.07630367754376845,0.0732858033098811,0.07190806246902365],"twin_dists":[0.13039335853678072,0.14788946827367103,0.17987702574725814,0.20506852445382776,0.20582707204124429,0.206395333194162,0.20719824659517425,0.22069850849285857,0.23659633360512575,0.2465453394416458,0.2498720855104011,0.25766640193780854,0.2582397388808976,0.2594674054965185,0.2630096738481173,0.26587645465469034,0.267294155271803,0.26955622405298146,0.2753377146654197,0.2836054476382562,0.28602053682079104,0.2905199322436339,0.2946195884801583,0.29692093594181823,0.2979971107944498],"n_dims_used":45,"mean_confidence":0.9116915384928386},"coverage":{"mean_confidence":0.9116915384928386,"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}}