{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001219},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002350","490:4900005673","490:4900003894","490:4900006038","490:4900006408","490:4900002804","490:4900004998","490:4900001210","490:4900004722","490:4900004182","490:4900001847","490:4900001609","466:4660001875","469:4690000385","490:4900002654","490:4900004034","469:4690003474","496:4960012130","490:4900004179","490:4900002806","490:4900001338","490:4900008642","493:4930001319","490:4900006037","490:4900001475"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,466,469,490,490,469,496,490,490,490,490,493,490,490],"twin_sims":[0.49390718939248635,0.4439961011349294,0.42785044342130585,0.4253741214744047,0.41608926331891927,0.4059201960638308,0.38835854890724175,0.3755044430687413,0.366308079505197,0.36308673536330227,0.35780014995520404,0.3492719173922139,0.34786169446077364,0.34536243809713535,0.342266740506365,0.33543213929293136,0.3258677140502212,0.32377190415222484,0.32319135532370186,0.3105575324106402,0.30561548632804236,0.293888543430585,0.29052043578948333,0.2887290781341996,0.27947000303210057],"twin_dists":[0.15426198951280326,0.16550102137123673,0.1692341391820905,0.1698116953763688,0.1719898631181194,0.17439959915697717,0.1786259412580534,0.18177649840751345,0.18406294665581957,0.1848706219279214,0.18620402764026928,0.18837662255943266,0.18873853710242566,0.18938184163982585,0.1901820994151599,0.1919627177690872,0.1944879675210266,0.19504674951741371,0.19520189014258887,0.19861763602674545,0.19997529756462123,0.2032487748907969,0.2042031195189084,0.20471337897379946,0.2073815638852537],"n_dims_used":45,"mean_confidence":0.9166143629286024},"coverage":{"mean_confidence":0.9166143629286024,"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}}