{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012255},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012603","490:4900012317","490:4900012386","490:4900012531","494:4940007428","490:4900012387","490:4900012390","490:4900000650","490:4900012388","494:4940007105","490:4900012529","490:4900000544","490:4900012457","490:4900012812","490:4900012389","490:4900012878","490:4900000256","490:4900012740","490:4900013194","490:4900012601","490:4900012604","494:4940006033","490:4900000460","490:4900012871","490:4900012319"],"twin_admin_codes":[490,490,490,490,494,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.4074877070817176,0.1543864499478872,0.14949654621293476,0.07699155079118448,0.07623729172093856,0.07291400844214031,0.06722011152696146,0.049267946965326305,0.046834888185685784,0.042643562230356105,0.04100357629523552,0.038749093635919114,0.038540864794536785,0.03814531944742734,0.034834022659511465,0.034055658372247395,0.030800976296273284,0.029488766175420816,0.029471805160649116,0.02768315207563535,0.024846075905015325,0.024718404891681197,0.024673003852238036,0.023155295298803974,0.022213496351068646],"twin_dists":[0.17402643507271356,0.25105087130174475,0.25320409374999236,0.2941053341469036,0.2946694158787951,0.29720972665969714,0.30178889636089695,0.3186814837586434,0.32135089174989434,0.32623473149960763,0.3282561153755937,0.3311492762287138,0.3314236185935217,0.33194822507542626,0.33653087109609847,0.33766163249317604,0.34264271300190785,0.34477926181056423,0.3448074073118102,0.3478566995591606,0.3530606561458316,0.3533066927771522,0.35339445071197395,0.3564117415831658,0.35837147374808304],"n_dims_used":45,"mean_confidence":0.9128804524739583},"coverage":{"mean_confidence":0.9128804524739583,"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}}