{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001694},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001930","479:4790000958","479:4790001456","479:4790001606","479:4790001624","479:4790001932","479:4790001156","479:4790001929","479:4790001095","479:4790001839","479:4790001382","479:4790001689","479:4790001381","479:4790001942","479:4790001017","479:4790001315","479:4790001610","479:4790000735","479:4790002014","479:4790001157","479:4790000736","479:4790000937","479:4790000878","479:4790001853","479:4790001774"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479],"twin_sims":[0.8746808146726249,0.871358998146654,0.8334606459496592,0.823223956626872,0.8160357176428645,0.8142765775942814,0.7986422654476719,0.7810607280672801,0.7797068253035785,0.7707122306707932,0.7691720250285996,0.7618230580008087,0.7579995753502607,0.7570207129619173,0.7490171618022664,0.742186189924869,0.7399276335255832,0.7380156379510137,0.7365329046362044,0.7287389179783129,0.7234527287166579,0.7180689396826924,0.712898880672977,0.709269813857046,0.7051858095499342],"twin_dists":[0.06720831986477625,0.06815657164612773,0.07839273828338565,0.08100816241687359,0.08281413933642856,0.08325252364961562,0.0870918908555527,0.0913013720588956,0.09162132745378362,0.09373307572030422,0.09409236482172675,0.09579790054640933,0.09667975011496009,0.09690493536472305,0.09873765151462213,0.10029054525506095,0.10080182878215681,0.10123385386738368,0.1015683869343006,0.10331999088230086,0.10450177282416387,0.10570055160575897,0.1068474322312394,0.1076500895997909,0.1085511369251518],"n_dims_used":45,"mean_confidence":0.923534647623698},"coverage":{"mean_confidence":0.923534647623698,"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}}