{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010452},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010964","490:4900010537","490:4900010451","490:4900010876","490:4900011323","490:4900010622","490:4900011022","490:4900010961","490:4900010357","490:4900012057","490:4900009374","490:4900010953","490:4900011258","490:4900010362","490:4900004806","490:4900011120","490:4900010178","490:4900010779","490:4900011732","490:4900010175","490:4900010450","490:4900010274","490:4900010447","490:4900010693","490:4900009271"],"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":[0.5910476284772269,0.4784288813682788,0.44963899543536223,0.3352635323001347,0.2885173821751387,0.2583457764925522,0.25149707360477275,0.24650893505653543,0.24240092548270764,0.23022989626960463,0.209369406420277,0.1851195564690846,0.18206470057576074,0.1766062819050618,0.15348018522274828,0.15090172845003014,0.14250907893209536,0.13826315835261857,0.13699200237282302,0.13458620264518756,0.11636712346579853,0.10237044698846631,0.10066145670475515,0.10000640161136586,0.09835907587965766],"twin_dists":[0.13319053562442615,0.1577050350670328,0.16420884077081177,0.19200689117847597,0.20477380425492128,0.21367857293156314,0.21578902453615598,0.2173492937046042,0.2186495686636508,0.22258811878705953,0.2296726734540153,0.2385418826661666,0.2397155975400064,0.24184794618431674,0.25144611770384806,0.25258009917186514,0.256372999119309,0.2583553494536916,0.2589576603846707,0.2601091508358537,0.2693764200416539,0.2772847502371539,0.2783069540465382,0.27870236325457953,0.2797057753191711],"n_dims_used":45,"mean_confidence":0.9202708774142795},"coverage":{"mean_confidence":0.9202708774142795,"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}}