{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007658","490:4900004064","490:4900007286","490:4900006805","490:4900007285","490:4900004881","490:4900003376","490:4900005036","490:4900006802","490:4900002673","490:4900007661","490:4900007407","490:4900006203","490:4900006080","490:4900004614","490:4900007422","490:4900006666","490:4900004879","490:4900002674","490:4900007531","490:4900006553","490:4900006432","490:4900007289","490:4900007165","491:4910001009"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.17613252204298493,0.14159636626937397,0.1399943934526977,0.13609845196965786,0.09904714734702273,0.09313573696917202,0.09188312649372252,0.09181452088677017,0.09117606956644307,0.09080194997216781,0.08798288348469778,0.08359250754338791,0.08300624309179117,0.08012237789040005,0.07618644233188154,0.0761836155561919,0.07147163608640134,0.06651001526168888,0.06485647544280655,0.06418617442236509,0.06278125709659622,0.06212836949746874,0.06210421059008943,0.05896257781602277,0.05596735860676175],"twin_dists":[0.24203521801606115,0.25679537956932735,0.2575416587260151,0.25938355879852776,0.2792850705299826,0.2829772443038829,0.2837832067611405,0.28382759961500403,0.2842419873930923,0.28448587813131915,0.28634971235429674,0.28934924620762037,0.2897592344219599,0.2918103777966976,0.29470760570153864,0.29470972932001055,0.29834149199434734,0.3023818763331084,0.30378297889703304,0.30435927146754366,0.3055833094387671,0.30615979053256404,0.30618121727397757,0.3090277288141581,0.3118603477973163],"n_dims_used":45,"mean_confidence":0.8959659152560764},"coverage":{"mean_confidence":0.8959659152560764,"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}}