{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007749},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004715","490:4900007017","490:4900007867","490:4900006531","490:4900006163","490:4900006659","490:4900007632","490:4900006294","490:4900008648","490:4900007270","490:4900008426","490:4900008314","490:4900008096","490:4900007633","490:4900004985","490:4900007144","490:4900007516","490:4900007987","490:4900007273","490:4900003227","490:4900005912","490:4900008984","470:4700002967","490:4900008315","490:4900008758"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490],"twin_sims":[0.8765433108248446,0.8442611839493674,0.7855001394536021,0.7549194795421386,0.7528546098233448,0.7361175856883672,0.7291323397334254,0.7155800142056227,0.6619063111015275,0.639550729114143,0.6395041007682433,0.6150980412028825,0.5724991959371551,0.5701247701429182,0.5617161790117146,0.5518060500792069,0.5351670926164452,0.5323456005774088,0.5255367127150625,0.5215802706782209,0.518506286178282,0.5138779716753933,0.5103407377081142,0.5047871657771278,0.500905643156995],"twin_dists":[0.06667234597130285,0.07557163571433932,0.0902482185230872,0.09738754019984289,0.09786077539774946,0.10166201392829957,0.10323184179111114,0.10625318371687083,0.11798312781675903,0.12279690601631468,0.12280692061158109,0.1280398586042917,0.13716909624016838,0.1376792140775705,0.1394876875374541,0.141623784656394,0.14522456436100095,0.14583723809486923,0.14731857551974473,0.1481812800554479,0.14885260863675567,0.14986519244439622,0.15064059575451236,0.15186081045881195,0.152715778926099],"n_dims_used":45,"mean_confidence":0.9172295464409722},"coverage":{"mean_confidence":0.9172295464409722,"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}}