{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011868","490:4900011410","490:4900011795","490:4900010801","490:4900011409","490:4900011792","490:4900011272","490:4900011042","490:4900010788","490:4900011273","490:4900011541","490:4900012188","490:4900011920","490:4900009983","490:4900011408","490:4900010709","490:4900010714","490:4900011336","490:4900012145","490:4900010700","490:4900009674","490:4900010444","490:4900008727","490:4900010276","490:4900008389"],"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":[0.42594772625516386,0.39668578057469395,0.37878484023689485,0.29666147658172437,0.2693389294122795,0.2465522485716391,0.24392429726209383,0.22945901153377274,0.2218992149337892,0.20974619167220648,0.19787986950315967,0.17680344436494846,0.17500757634778705,0.16019170489199308,0.15913971355910927,0.15880788360560255,0.15426957413205447,0.15157595181954955,0.14413645319455876,0.14320683390877248,0.14138640123158844,0.14104307999448398,0.1408409962347347,0.13847973980528458,0.13675593899857477],"twin_dists":[0.16967778926272156,0.17661123362763576,0.1809675914567249,0.20246791932809513,0.2103633749787761,0.21733565868726065,0.21816574137015232,0.22284213053663576,0.22536363423547798,0.22954058846939288,0.23378094250337927,0.24177011548244853,0.2424813380016489,0.2485584630324225,0.24900517864232835,0.24914653204072376,0.2511017483456299,0.25228221603656553,0.2556248529149311,0.25605145007894065,0.25689283255705214,0.25705241374162696,0.2571464807840695,0.2582531400131443,0.2590699740529262],"n_dims_used":45,"mean_confidence":0.9155020819769966},"coverage":{"mean_confidence":0.9155020819769966,"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}}