{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000246},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000335","500:5000000057","485:4850006978","485:4850006604","485:4850007341","500:5000000125","500:5000000402","485:4850007275","500:5000000558","500:5000000200","500:5000000020","485:4850006832","485:4850007589","485:4850006207","500:5000000604","500:5000000163","500:5000000550","485:4850008732","500:5000000392","485:4850006206","485:4850006607","485:4850006837","485:4850006689","485:4850007590","500:5000000617"],"twin_admin_codes":[500,500,485,485,485,500,500,485,500,500,500,485,485,485,500,500,500,485,500,485,485,485,485,485,500],"twin_sims":[0.9231241253577417,0.806936575919192,0.7388421865501642,0.7249698711280685,0.7000189286766583,0.6697146514356032,0.6608626829424076,0.6250938132188366,0.6038424926118665,0.5623808164718763,0.5444402848948728,0.5174721793277854,0.5052726423416806,0.48028482649274246,0.46912276486864773,0.461246907626925,0.44056755277907145,0.4394499429084047,0.43683153973909455,0.43017388863452916,0.42578860661532414,0.4257598787716592,0.41667673542421,0.38375962828909055,0.37484868436160285],"twin_dists":[0.051947058775257224,0.08506733436654475,0.10104718053985974,0.10416309281019925,0.10968788981708043,0.1162943981101136,0.11820850245994573,0.12589836650849937,0.1304500997656086,0.13934461849452728,0.14321534928228272,0.14907865963520028,0.15175400192798572,0.15729038649052798,0.15979215476294337,0.16156947760944756,0.16628920508735462,0.16654664551031706,0.1671508013474999,0.16869348709997836,0.169714927713532,0.16972163339180352,0.17185143829450816,0.17974731237646482,0.18193861401071734],"n_dims_used":45,"mean_confidence":0.9205902099609375},"coverage":{"mean_confidence":0.9205902099609375,"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}}