{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005153},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005286","490:4900005417","490:4900005152","490:4900005416","490:4900005285","490:4900005019","490:4900005292","490:4900005293","490:4900006791","490:4900003634","490:4900007532","490:4900004193","490:4900003922","490:4900007667","490:4900003632","490:4900004331","490:4900005154","490:4900005294","490:4900004745","490:4900005288","490:4900004603","490:4900006322","490:4900005422","490:4900003240","490:4900003367"],"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":[0.9195859070204127,0.7160994869162175,0.6030168057621108,0.49229669877223253,0.3383206943890945,0.31965815624697524,0.3179923525333617,0.2921921024316414,0.2805058413442493,0.27418293391756954,0.2613191414168611,0.2507913382076635,0.241304690480413,0.2311476717272866,0.226528915269459,0.2229608367441091,0.1879300407043776,0.18656085841901598,0.18609286083539583,0.17644713586949037,0.1683352722756859,0.16539914271325265,0.15937929902754452,0.15816702901898833,0.15778994735004337],"twin_dists":[0.05317937990110567,0.10613792114402261,0.13062690611411368,0.15461869419418703,0.1912078023308653,0.19614944426997272,0.1965982270332074,0.203728640876084,0.20708043935609777,0.20892924178688976,0.2127733257413164,0.21600856597017326,0.2189989546604988,0.22228643591451872,0.22381279711475907,0.22500612628066924,0.23747403573861367,0.2379928469464526,0.23817079360306992,0.24191081485450128,0.2451703975113437,0.24637800784140232,0.24890325301402133,0.24942013427704302,0.24958150078196786],"n_dims_used":44,"mean_confidence":0.8946023420854048},"coverage":{"mean_confidence":0.8946023420854048,"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}}