{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001603},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001541","477:4770001378","477:4770000998","477:4770001257","477:4770001648","485:4850007873","499:4990001298","489:4890001864","477:4770000266","477:4770001369","489:4890002442","489:4890001781","477:4770001830","477:4770001329","477:4770001485","485:4850008013","499:4990003015","489:4890002363","477:4770001310","489:4890002127","477:4770000627","489:4890001863","485:4850007823","477:4770002075","500:5000001288"],"twin_admin_codes":[477,477,477,477,477,485,499,489,477,477,489,489,477,477,477,485,499,489,477,489,477,489,485,477,500],"twin_sims":[0.7566905563061235,0.5610072556070268,0.5497285734234976,0.5175108100071241,0.5075272675320717,0.4894064599546078,0.4797029889108247,0.47704167008043913,0.46883212710768357,0.4659685653279983,0.46428720788563277,0.4625410413337153,0.45688758933407875,0.44828082883940457,0.4450128702926888,0.43582802485928085,0.43044992554542516,0.42944188794645394,0.42678081088084063,0.42446362230682494,0.4238239599785309,0.41909270651086816,0.41159884056348867,0.4046662890564948,0.397582396670443],"twin_dists":[0.09698083483886212,0.13964031435942717,0.14207231603577936,0.1490702131962859,0.15125832488463473,0.15525971358006868,0.15742032331927758,0.15801529860710353,0.15985755863561601,0.16050270452144438,0.16088214218480895,0.16127671260767068,0.16255782043207093,0.1645192871744071,0.16526772949272409,0.16738272614627067,0.16862933427671117,0.1688636902343976,0.16948344132257748,0.17002440242373457,0.17017395132379728,0.17128304391550356,0.17305073335535454,0.17469856834490993,0.17639547693555888],"n_dims_used":45,"mean_confidence":0.9226996527777778},"coverage":{"mean_confidence":0.9226996527777778,"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}}