{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001307},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790006465","496:4960009028","496:4960010989","496:4960002841","472:4720004656","479:4790006448","488:4880003665","479:4790006383","472:4720004229","496:4960007986","472:4720003155","469:4690001201","472:4720003144","499:4990000187","496:4960003117","496:4960003529","496:4960001412","479:4790001138","479:4790006467","472:4720005973","496:4960010615","478:4780002582","484:4840006173","466:4660005171","496:4960001079"],"twin_admin_codes":[479,496,496,496,472,479,488,479,472,496,472,469,472,499,496,496,496,479,479,472,496,478,484,466,496],"twin_sims":[0.2570253680691006,0.19786673710295266,0.19239987128853894,0.18970150343749725,0.18308832802847588,0.17183248151366412,0.1704304957747923,0.16018181660960285,0.15907122636522641,0.15500272609331464,0.15290534974995307,0.1515611558371845,0.15144842576472006,0.14867949201721264,0.14840660457229202,0.14769069037243138,0.14558871305985172,0.14493382305800717,0.1432724144348977,0.14280442388468695,0.14077438334707143,0.14025137901338533,0.13579139179688007,0.1338801746521671,0.12984995449375766],"twin_dists":[0.21408267900626285,0.23378573091024546,0.2357985260905444,0.2368067080684731,0.23932077007693903,0.24375162796552802,0.24431788303869095,0.2485626520262386,0.2490343353280452,0.2507830664310449,0.25169770653043133,0.2522887426837435,0.25233848436371176,0.2535689093692028,0.2536910832648483,0.2540123937729453,0.2549624848351706,0.2552605676070035,0.25602128824367476,0.2562367517256524,0.2571775101428397,0.25742151494789706,0.2595303983404527,0.2604500065760503,0.2624220437142732],"n_dims_used":45,"mean_confidence":0.9233177185058594},"coverage":{"mean_confidence":0.9233177185058594,"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}}