{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000301},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000785","480:4800000300","480:4800000915","480:4800000925","480:4800000793","480:4800000873","480:4800000792","480:4800000869","480:4800000755","480:4800000748","480:4800001204","480:4800000924","480:4800000836","480:4800000830","480:4800001131","480:4800000711","480:4800001009","480:4800000953","480:4800001037","480:4800000875","480:4800000962","480:4800001005","480:4800001036","480:4800000882","480:4800001144"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5618882135841249,0.48415792065597746,0.4518713861357652,0.3996431987551542,0.3574359608487317,0.34612722525048395,0.3347547447835412,0.3259043850192821,0.315315449882253,0.3061310617665116,0.3001356114368458,0.2996358906631639,0.2896208133829955,0.2836733481681637,0.2320365872194937,0.22244637816693907,0.21382602503714168,0.21261709245159857,0.2108926373198623,0.20451728678633493,0.20306750453060862,0.20298979606850914,0.2020946678378523,0.1987103526933834,0.19438945350343326],"twin_dists":[0.1394506534389452,0.15642670533851194,0.16369932713772298,0.17590041889495373,0.18629625475728323,0.1891847262675388,0.19214026172954451,0.19447820813563088,0.19732219526984035,0.1998330723502571,0.20149564151688393,0.201635086681124,0.2044591372359912,0.20616378427164575,0.22199499082498572,0.22517923130605538,0.22812057647596787,0.22853942486322165,0.22913968223588535,0.2313882862127166,0.23190629497291695,0.23193413182246383,0.23225531500328422,0.2334785722885697,0.23506145879681734],"n_dims_used":43,"mean_confidence":0.9125467344771984},"coverage":{"mean_confidence":0.9125467344771984,"n_dims_used":43,"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}}