{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005816},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006314","490:4900006200","490:4900006543","490:4900005686","490:4900007048","490:4900005810","490:4900005434","490:4900006545","490:4900007170","490:4900006433","490:4900007159","490:4900005552","490:4900005017","491:4910001856","490:4900005171","490:4900005949","490:4900006925","490:4900006668","490:4900007414","491:4910001693","490:4900005690","490:4900006074","490:4900005681","490:4900005420","490:4900006546"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.3488492567280005,0.3420811363448399,0.3271667708327891,0.2625568614533548,0.2591343158214967,0.254063850420951,0.24109357882117285,0.23155452079421893,0.2033718535125992,0.19986475334813525,0.19245363242007044,0.17515958239382584,0.13385353612063525,0.10885073039555543,0.09223311663703819,0.09091994588314976,0.08396755354599819,0.0796854648581971,0.0790138590912502,0.060376789291095835,0.056328614899662975,0.050110308186406056,0.04859660090579986,0.046782102292622516,0.04508191665066076],"twin_dists":[0.18848501196387366,0.19023020150308365,0.19414261446572442,0.2123984062443717,0.21343786442056714,0.21499384058956494,0.21906635705488148,0.2221529525880231,0.23179734092745288,0.2330597131423892,0.2357785399946697,0.2424209377235048,0.2604628935157222,0.2735255235952713,0.2835571444087431,0.28440887018909566,0.28908817074172904,0.2921262707533679,0.29261457015071196,0.30773131660283903,0.3115121606202774,0.31778291572076467,0.31940684566623273,0.32141007808247113,0.32334699977098097],"n_dims_used":44,"mean_confidence":0.8957483118230646},"coverage":{"mean_confidence":0.8957483118230646,"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}}