{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001316},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001378","480:4800001947","480:4800002002","480:4800001268","480:4800002003","480:4800001255","480:4800001267","480:4800001253","480:4800001885","480:4800001616","480:4800001944","480:4800002109","480:4800002050","480:4800002540","480:4800001609","480:4800002495","480:4800001543","480:4800002053","480:4800001712","480:4800001266","480:4800001254","480:4800002051","480:4800001623","480:4800001501","480:4800001771"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7645708223153239,0.7131168236247175,0.5038807901895451,0.41298156928969465,0.4059104466806702,0.3890145286734093,0.3528557148758641,0.35017983013055226,0.32920180540096333,0.3209899126053059,0.3045315468340107,0.30107657247070824,0.29470911197852795,0.2883183537516016,0.2717285630533972,0.265289739187631,0.26282614931345366,0.2595832011150797,0.24614655431023863,0.24408712748044806,0.22151923749565616,0.21756948327487652,0.1957759608090635,0.19510884718078159,0.19226092693988484],"twin_dists":[0.09516186829910604,0.10679916746334285,0.15206029393030096,0.17272352875568683,0.1744019221131299,0.1784665046407705,0.18746031897590473,0.18814402482479323,0.19360312116662112,0.19579160102765475,0.20027476339122666,0.201233437757,0.20301725207445787,0.2048306379624589,0.2096539226601246,0.21157448452935523,0.21231698261163315,0.21330104428615582,0.2174634309286194,0.2181141416284478,0.22549187156359854,0.226833666288693,0.23455090279678853,0.2347962408683623,0.2358501977010104],"n_dims_used":43,"mean_confidence":0.9197967884152435},"coverage":{"mean_confidence":0.9197967884152435,"n_dims_used":43,"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}}