{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005192},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006449","490:4900005447","490:4900007426","490:4900004625","490:4900005310","490:4900005295","490:4900004641","490:4900004639","490:4900005040","490:4900005838","490:4900001116","490:4900004606","490:4900005311","490:4900002825","490:4900005305","490:4900004911","490:4900007551","490:4900007063","490:4900005570","490:4900005321","490:4900005179","490:4900004900","490:4900005175","490:4900001768","490:4900005178"],"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":[0.16495810639284725,0.06696969530270909,0.0539758379492845,0.04333685134180071,0.03266283082897543,0.025341696639470026,0.024498761950116268,0.022573431678749745,0.021930219437777385,0.020616617570155222,0.018910734486840747,0.01671407715931818,0.01486438958170852,0.013140643055077863,0.013010908772590105,0.012752205429299059,0.01126168700776617,0.011223042223251111,0.010980727004279158,0.010585596914468042,0.009592127953029871,0.009236735003476968,0.009234923657993586,0.0089921427946798,0.007306897441883495],"twin_dists":[0.24656073601046988,0.30199742602915614,0.31381389258021963,0.32539984425539253,0.33974120906027794,0.35211577853788695,0.35373255359776046,0.3576141423960888,0.35897504277598663,0.36186574169695246,0.36586938825186804,0.37151840407092607,0.37680556813841637,0.3822833120938605,0.38272083897821424,0.38360496162764895,0.38903203408328263,0.3891810431911951,0.39012590949561515,0.39170718017339134,0.39592818537521446,0.39753334454366307,0.39754166591646817,0.39867042764008137,0.4073563147195761],"n_dims_used":45,"mean_confidence":0.9247992621527777},"coverage":{"mean_confidence":0.9247992621527777,"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}}