{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010935},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011983","490:4900011648","490:4900011712","490:4900011714","490:4900011911","490:4900011713","490:4900011846","490:4900011782","490:4900010064","490:4900010773","490:4900010680","490:4900010858","490:4900011982","490:4900010601","490:4900010684","490:4900012167","490:4900011916","490:4900010772","490:4900011974","490:4900010682","490:4900011014","490:4900010681","490:4900011784","490:4900010046","490:4900012052"],"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":[0.5481551476799137,0.46372039779452073,0.315759855934764,0.302957149855157,0.3015299776322096,0.21678843573702652,0.21071464764400058,0.1820562766959783,0.1681934974415398,0.1546243603324245,0.14990546433006524,0.14443456473057661,0.13576002528759942,0.13465559725860884,0.13404020601910963,0.13142202090429142,0.11874377517740906,0.11802181496230264,0.11239068890424514,0.11238979530347036,0.10757628933034181,0.10279425131077151,0.09994172918745364,0.09640311189270508,0.09469342765723823],"twin_dists":[0.14241220670559546,0.16101016376382787,0.19720176569605666,0.20071083310932927,0.20110726476336765,0.22710093282749885,0.22920182709739587,0.23971885324395614,0.2452283584352502,0.25094739395627014,0.2530220628935986,0.25548848358839177,0.2595454121537471,0.2600757210764505,0.26037262862101285,0.26164739974173395,0.2681074545305918,0.2684908565610684,0.2715447996668128,0.2715452935460141,0.27425082364215114,0.27703332318231094,0.2787415111429512,0.28091445085727984,0.28198683433878585],"n_dims_used":45,"mean_confidence":0.8886076185438369},"coverage":{"mean_confidence":0.8886076185438369,"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}}