{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002611","490:4900003193","490:4900004012","490:4900001998","490:4900001997","490:4900002318","490:4900001426","490:4900003056","490:4900003325","490:4900002151","490:4900003353","490:4900001595","490:4900004007","490:4900002332","490:4900001697","490:4900002603","490:4900004022","490:4900003201","490:4900004151","490:4900001319","490:4900001424","490:4900000954","490:4900001992","490:4900002159","490:4900001598"],"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":[0.8233631025443164,0.7965032767846688,0.727794747864965,0.6869572072993257,0.6622157517899963,0.6551999224083228,0.6420915829601596,0.6070337760715944,0.5934321220492749,0.5915335903915421,0.5805361575519987,0.5741672261557474,0.5670449871529851,0.5527104302872448,0.5480373042986926,0.5434385546806555,0.5359220384769896,0.5335353813354026,0.5260189966131538,0.5234565061333373,0.5161264518271312,0.5137032208253183,0.5093917352905842,0.4893746017127667,0.4880803036144138],"twin_dists":[0.08097296352089858,0.08760975889125566,0.10353142689707917,0.11254705729715396,0.11791628877401739,0.11943014721642514,0.12225106018504787,0.1297667565661017,0.1326796694887337,0.13308641293112994,0.13544398423513002,0.13681087115116727,0.13834122068567342,0.14142861163116754,0.1424376697330041,0.14343208475217,0.14506074210666886,0.1455788023162051,0.14721351354173487,0.1477719809601304,0.14937299276144525,0.14990346827380338,0.15084886097433742,0.1552667856291097,0.15555421765909666],"n_dims_used":45,"mean_confidence":0.9170501708984375},"coverage":{"mean_confidence":0.9170501708984375,"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}}