{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003942},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002979","490:4900004490","490:4900002694","490:4900001241","490:4900003249","490:4900004489","490:4900004078","490:4900001638","490:4900001777","490:4900001365","490:4900003796","490:4900003805","494:4940004440","490:4900001243","490:4900003790","490:4900004079","490:4900001502","490:4900001637","490:4900004215","490:4900001779","490:4900001366","490:4900002397","490:4900002247","490:4900003941","490:4900002834"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.03628060043051195,0.023179261781228363,0.022115719325408255,0.015986971556843435,0.01349782082757431,0.010945893767692635,0.010009438797144192,0.008188324517236228,0.006936479815412275,0.006844880449502081,0.0058488732020786855,0.005655089122431785,0.005479231391639756,0.0054484237058042015,0.005402793202597683,0.005080200285020865,0.0048785974153380054,0.003965664447383078,0.003943224158342954,0.003718012205245199,0.0036675757814841154,0.0034509231236346063,0.003418116520419495,0.0033598292851537313,0.003150339303198675],"twin_dists":[0.33448528627927354,0.35636278006945304,0.35857904441449995,0.3735322640500266,0.3810981784327087,0.3902632564209039,0.3941097651972244,0.402612836908085,0.409504818170682,0.41005200469102965,0.4164702926255672,0.41783266436836874,0.4191060147034312,0.41933288075612685,0.4196710414031006,0.4221382202990379,0.4237531077009365,0.4319213023669587,0.43214285445466655,0.43443224138686437,0.43496221808530655,0.4373170606422508,0.437685331190794,0.43834765946011517,0.440818006435949],"n_dims_used":44,"mean_confidence":0.9192960045554421},"coverage":{"mean_confidence":0.9192960045554421,"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}}