{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003231},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003095","491:4910003354","491:4910003273","491:4910003187","491:4910003230","491:4910003232","491:4910003188","491:4910003145","491:4910003342","491:4910003052","491:4910003301","491:4910003142","491:4910003189","491:4910003008","491:4910003275","491:4910003233","491:4910003437","491:4910002957","491:4910003055","491:4910003096","491:4910003091","492:4920000657","491:4910002749","491:4910003269","491:4910002958"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491],"twin_sims":[0.46083296685432695,0.4083625359900929,0.38697639762972613,0.3812269877440528,0.37103405700132513,0.35833597040081583,0.3451726013542858,0.34439105975190254,0.33383200245808803,0.30882106762160066,0.29001164695897497,0.28502764874848047,0.26253505898754853,0.2532527312029665,0.2500740789130389,0.24181383801406142,0.23969545913213117,0.23236036117066078,0.23127732587837269,0.21271333139213378,0.21084445865841073,0.19954009058299588,0.19852442595359157,0.19725217362093955,0.1934596862419313],"twin_dists":[0.16166318247443176,0.17381844868677235,0.17896229103613334,0.18036759253853918,0.18288443894253587,0.18606842424394232,0.1894308057399538,0.18963253728525767,0.19238242522069998,0.19909324619646804,0.20434785429301935,0.20577374510523208,0.21240500086733738,0.21524456955431842,0.21623209683502492,0.21883655436527158,0.21951370949771204,0.22188901890536813,0.22224388083239513,0.22850602284659596,0.2291565002368251,0.2331773436974242,0.23354619030026785,0.23401006261472043,0.23540524705404545],"n_dims_used":45,"mean_confidence":0.8955705430772569},"coverage":{"mean_confidence":0.8955705430772569,"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}}