{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000598},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001069","477:4770000649","500:5000001122","477:4770000701","477:4770000104","477:4770001257","477:4770000597","489:4890002445","489:4890002956","477:4770002078","477:4770001613","477:4770000619","477:4770000618","477:4770001605","477:4770000678","477:4770002200","489:4890002532","499:4990001415","489:4890002691","477:4770001533","489:4890002201","477:4770001444","489:4890002529","477:4770000547","499:4990000341"],"twin_admin_codes":[500,477,500,477,477,477,477,489,489,477,477,477,477,477,477,477,489,499,489,477,489,477,489,477,499],"twin_sims":[0.5075378882915096,0.48557413685694306,0.48527480737340856,0.46471949273436847,0.4511066735015013,0.4468838291167825,0.4324460510838635,0.43170174591328053,0.4241106044394098,0.3952668782124378,0.3868475780340286,0.3858698642563783,0.37917743918179964,0.3788185138879085,0.37560526169312003,0.36869120034188685,0.3653767896151461,0.3622407106104926,0.36177295164726747,0.35705802639555695,0.353309408164515,0.35111255175452893,0.35000798440154113,0.3416170002963847,0.3400636956999317],"twin_dists":[0.15125599130082137,0.15611143524632434,0.15617804658688086,0.1607845415143595,0.1638737569226417,0.16483897997747957,0.16816591733647246,0.16833861238476497,0.1701069240780686,0.17695312878943434,0.1789936685001778,0.17923197849611297,0.18087100986437327,0.18095930564344523,0.18175158649261133,0.183467730430794,0.18429607625661276,0.1850833423341265,0.18520106163668112,0.18639201382476087,0.18734466555692222,0.18790539982811313,0.18818802563566334,0.19035055032261766,0.19075395412271437],"n_dims_used":45,"mean_confidence":0.9217311435275608},"coverage":{"mean_confidence":0.9217311435275608,"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}}