{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920006776","492:4920007068","491:4910000730","491:4910000791","492:4920006989","492:4920005341","491:4910002980","491:4910002314","492:4920007011","491:4910000499","491:4910000125","492:4920004187","492:4920005273","491:4910002531","492:4920006910","491:4910002275","497:4970003343","497:4970003350","491:4910002730","491:4910002273","492:4920006777","491:4910002270","491:4910002274","492:4920006596","491:4910002176"],"twin_admin_codes":[492,492,491,491,492,492,491,491,492,491,491,492,492,491,492,491,497,497,491,491,492,491,491,492,491],"twin_sims":[0.35509963074600265,0.2924323601874335,0.29110581232310023,0.27595296482062226,0.24347033224199421,0.2066426246052792,0.19929860127364163,0.19685082927855174,0.19007735643453896,0.18927519909896973,0.18716815261331413,0.17174062787226757,0.15875098634173318,0.15582338053595068,0.15018843830133846,0.14898091244943526,0.14784019187532244,0.1464808577024316,0.14544235562902671,0.14495050109325286,0.1427440701381715,0.1403650125060332,0.1348974196037597,0.13427766098207233,0.1338979760481954],"twin_dists":[0.1868890604100859,0.2036605798320454,0.2040367845014551,0.20840908799131738,0.21830971721302958,0.23063342628230638,0.23326492481125324,0.23415682492554046,0.2366656816754753,0.2369669013290202,0.23776240220899914,0.2437886256400621,0.24917079081412793,0.25042765517623256,0.2528963103788093,0.2534341531337345,0.2539452009401779,0.25455800549861535,0.2550290152460362,0.2552529639838852,0.2562645768462277,0.2573684422749251,0.25995932792778614,0.26025794278390835,0.2604413958570052],"n_dims_used":45,"mean_confidence":0.8992922465006511},"coverage":{"mean_confidence":0.8992922465006511,"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}}