{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001618","489:4890001532","489:4890001626","489:4890001616","489:4890001315","481:4810005579","489:4890001531","489:4890001452","489:4890001615","489:4890001623","489:4890001380","489:4890001530","489:4890001533","489:4890001624","489:4890001619","489:4890000609","489:4890001313","489:4890001529","489:4890001265","489:4890001627","489:4890000888","477:4770000208","477:4770000032","489:4890001314","481:4810005567"],"twin_admin_codes":[489,489,489,489,489,481,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,477,489,481],"twin_sims":[0.8214303622648512,0.8171830421050502,0.7094448696331436,0.6788588612379304,0.6738349644414471,0.6562157305513896,0.655087314712364,0.6322982607563797,0.6196522461231719,0.6196282627602505,0.6081175429605448,0.6047018293275046,0.5919049338538057,0.5759207214727211,0.5744880796910843,0.5658852662697265,0.546342580747258,0.5251596824630222,0.5112252550636265,0.5072507296544265,0.5061485434061862,0.5061421436538744,0.4858053000077873,0.4705987435582806,0.4644870527573166],"twin_dists":[0.08146104580612351,0.08252747909373018,0.10761141527899594,0.1143105091937861,0.1154013652232558,0.11921115257333281,0.11945442008769093,0.12435359263813531,0.12706436272291086,0.12706950062241162,0.12953469224688358,0.1302660901401191,0.13300685126003498,0.13643440241187235,0.13674197680859151,0.13859061425756986,0.14280396042590754,0.14740072372555177,0.1504465717437891,0.15131909006194086,0.15156136640144438,0.1515627735666382,0.1560600019655291,0.15946021840355434,0.16083701756026184],"n_dims_used":45,"mean_confidence":0.9195132785373263},"coverage":{"mean_confidence":0.9195132785373263,"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}}