{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006188","490:4900005035","490:4900006187","490:4900004618","490:4900005033","490:4900004200","490:4900004617","490:4900004483","490:4900005944","490:4900007304","490:4900007426","490:4900008551","490:4900004063","490:4900007893","490:4900006799","490:4900002969","490:4900008784","490:4900004208","490:4900005295","490:4900008661","491:4910001684","490:4900007418","490:4900007290","490:4900007539","490:4900004340"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.1171920147024025,0.09543815218516402,0.09128535773048414,0.05785948689589509,0.05745690784263847,0.04572582042109583,0.023267019003748213,0.021320275347115985,0.013780467736094716,0.011094568868031632,0.009753691013586892,0.006448567064217932,0.00550810101746404,0.005042244120260441,0.003431307663772697,0.0031700732385947527,0.002315451206403634,0.002257660689282036,0.00207017254463818,0.0019858431436608807,0.001932557160457326,0.0018756544219413322,0.00171070561482031,0.0014932688945941558,0.0014618148272430567],"twin_dists":[0.2689337534695601,0.2815178549339934,0.2841708912749811,0.31005682757017267,0.310436433071041,0.3226063516563561,0.3561838732801023,0.36029798734871965,0.38017983090242563,0.3896797186740728,0.3952159605394575,0.4124981099865703,0.41889446456818863,0.4224377693246524,0.4375368681768254,0.44057900208971257,0.4524462812635743,0.4533875789806229,0.45660158484840124,0.4581353308955716,0.459135655572107,0.46023229220036727,0.46359368543171214,0.46851355629343866,0.46927937179853085],"n_dims_used":45,"mean_confidence":0.9014294094509548},"coverage":{"mean_confidence":0.9014294094509548,"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}}