{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006174},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004852","490:4900007391","490:4900006173","490:4900005118","490:4900005254","490:4900006170","490:4900004979","490:4900006049","490:4900008762","490:4900007641","490:4900006532","490:4900007271","490:4900005517","466:4660000402","490:4900006766","490:4900008761","490:4900005142","490:4900005907","490:4900005119","490:4900005910","490:4900006182","490:4900007514","490:4900004984","490:4900005114","490:4900006167"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7693956163352653,0.7239324475830404,0.6655845645858475,0.6614264068328038,0.650764734419102,0.6275302461605398,0.6178726814293053,0.6045939281156453,0.5483406494961087,0.534795466550529,0.5343929095936945,0.5317588548149879,0.5113184691178554,0.5086027442462491,0.5063712996084707,0.502301285960357,0.49219673399810737,0.4852910181123564,0.4850661257314062,0.47938009454932873,0.4746293954693765,0.4718250605382257,0.4707592990553024,0.4548018718756292,0.45337321033349204],"twin_dists":[0.09404024752030044,0.10439472466103861,0.11718818743822011,0.11808677384070577,0.12038560665001528,0.12537609830234536,0.1274455716559528,0.1302891949070066,0.1423721262371352,0.1453052236929732,0.14539260912099417,0.14596473076296607,0.15042612969552968,0.15102208698456823,0.15151239014113219,0.15240815830737242,0.15464084649009913,0.15617443880282922,0.15622449309057285,0.15749245426857997,0.15855552724807132,0.15918469567406723,0.15942413189845916,0.16303189461529263,0.1633570809844047],"n_dims_used":45,"mean_confidence":0.915110354953342},"coverage":{"mean_confidence":0.915110354953342,"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}}