{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008332},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009828","490:4900006916","490:4900006675","490:4900012108","490:4900012173","490:4900009825","490:4900012106","490:4900011242","490:4900011310","490:4900010652","490:4900009418","490:4900012171","490:4900009727","490:4900006678","490:4900010654","490:4900011241","490:4900008442","490:4900010149","490:4900009827","490:4900011170","490:4900006676","490:4900008220","490:4900010653","490:4900007043","490:4900007890"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.03826615191706343,0.02445373193070258,0.022465286525529697,0.019277193125799424,0.011174786930075682,0.008315760336175705,0.006912429772908023,0.005583145404906211,0.0046735071558396644,0.003876056175469751,0.0035525229606205703,0.0024974328255159056,0.002208605581613817,0.0009895410472758573,0.000934872089378053,0.0008678187683872832,0.0008563747148148634,0.0007178394007136921,0.0005871920809051002,0.00042239581278768866,0.00042139991217928266,0.0002505498208871084,0.00015492755136959792,0.0001524691382348783,0.00009780611551554489],"twin_dists":[0.3317874798972648,0.35382026907904085,0.3578405794012043,0.3649834775777696,0.38936775059939527,0.4019653244317437,0.40964785357117467,0.4183492087616932,0.42545920625728534,0.4328129241610766,0.4361964629039926,0.4496168445858211,0.45420411295315694,0.4831005989910369,0.4850808046561524,0.48766193023570914,0.4881208690463627,0.49418103199879104,0.5009910179863476,0.5119614644319519,0.5120392298142092,0.5288891224644695,0.5440036872482858,0.5444994146818548,0.5580833343895855],"n_dims_used":44,"mean_confidence":0.8861742886629972},"coverage":{"mean_confidence":0.8861742886629972,"n_dims_used":44,"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}}