{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810000717},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720004011","487:4870003569","496:4960009585","467:4670002607","472:4720006096","480:4800004867","472:4720005609","467:4670003597","494:4940001809","485:4850002561","472:4720006825","472:4720006941","472:4720003998","496:4960008231","466:4660001432","500:5000010738","470:4700000201","499:4990004253","472:4720004002","488:4880004014","485:4850002276","472:4720004150","488:4880000696","478:4780004598","498:4980000329"],"twin_admin_codes":[472,487,496,467,472,480,472,467,494,485,472,472,472,496,466,500,470,499,472,488,485,472,488,478,498],"twin_sims":[0.07803360063587449,0.04354076703597471,0.02761937067572175,0.02629729244031029,0.02355762401772071,0.02118049967903468,0.021152292179717216,0.017684684585201487,0.016917559364357074,0.016841040161704606,0.014980557319073825,0.014113942516487225,0.012995056394064858,0.012652999017927533,0.012544436767874182,0.012516916801545487,0.01229728974107264,0.011538938563934802,0.010952181031805792,0.0108805708051683,0.009598252357193351,0.009231844370270035,0.009017316544804893,0.008926689809722877,0.00887035252482545],"twin_dists":[0.29333329726123225,0.32515641859087774,0.34796852916886956,0.35033817090008934,0.3555955765390054,0.36060578597531645,0.36066811569945795,0.36894671074848157,0.3709686068288022,0.3711746729908102,0.37645692730408664,0.37911749388184607,0.3827745652379259,0.38394821788415484,0.3843265875124801,0.3844229629489423,0.3851989010608006,0.3879761147385791,0.39023843711594614,0.39052187512044195,0.3959009924167722,0.39755581559869324,0.3985521301229357,0.3989793981895687,0.39924696432546836],"n_dims_used":45,"mean_confidence":0.918414560953776},"coverage":{"mean_confidence":0.918414560953776,"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}}