{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006956},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006957","490:4900005844","490:4900006836","490:4900007207","490:4900006955","490:4900005457","490:4900007324","490:4900007201","490:4900005456","490:4900006834","490:4900005586","490:4900006959","490:4900007317","490:4900006336","490:4900005585","490:4900007314","490:4900006105","490:4900009130","490:4900006832","490:4900006100","490:4900007193","476:4760003965","490:4900006958","490:4900007331","490:4900007313"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,476,490,490,490],"twin_sims":[0.4254184668287597,0.010348772067753538,0.007516286441314575,0.001501102990844653,0.0007551669727593109,0.0006417079085023564,0.0004968561620975328,0.0004930594447413175,0.0004087880059132876,0.00033714957570591596,0.00012432306731108403,0.000028398071784777227,0.00002318355487620895,0.000020364579652681743,0.000018538989654773934,0.00001636496444004008,0.000010520073780786572,0.0000050795546473420335,0.000003166990314889337,0.0000030356367774972495,0.0000024953776840173847,0.0000016243315441282593,0.0000016087055935325178,0.0000015309073326513649,0.0000012990124770116099],"twin_dists":[0.1698013404321501,0.39268029245224834,0.40618474142743505,0.4683251362837818,0.49244773887605514,0.49799295769350294,0.5065840902086994,0.5068394361312742,0.5130392029340969,0.5193350572065717,0.5507850376296517,0.5942858235783529,0.6000164029740276,0.6036499515905324,0.6062686435546354,0.6097290526620336,0.6218323544395974,0.6412772138297637,0.6535856338277934,0.6546779376949925,0.6597079498576451,0.670595547686165,0.6708386434814811,0.6720838443953606,0.6761936406820102],"n_dims_used":45,"mean_confidence":0.9223792182074653},"coverage":{"mean_confidence":0.9223792182074653,"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}}