{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003706},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004545","490:4900000553","490:4900003309","490:4900003031","490:4900001682","490:4900003574","490:4900002315","490:4900003710","490:4900002283","490:4900000662","496:4960007139","490:4900001136","490:4900005760","494:4940008827","494:4940008188","490:4900002888","490:4900000903","490:4900002137","490:4900001145","487:4870002116","490:4900002140","494:4940007456","494:4940006003","490:4900001026","490:4900001408"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,496,490,490,494,494,490,490,490,490,487,490,494,494,490,490],"twin_sims":[0.5068853907637574,0.3265397096538866,0.31521299152762594,0.2833782256185703,0.2803137015391849,0.2796052710380537,0.254116067948984,0.24426306736407463,0.23670045540855,0.204954811351363,0.19706885168603883,0.19181717806853432,0.18188442622476989,0.17175784906002414,0.16670122695845613,0.16401928746860087,0.1611244501734956,0.15911824005552597,0.15250633468859565,0.1504340657244711,0.14415440848411323,0.14319269674600704,0.13801542438066738,0.13247423658393995,0.13058827632578307],"twin_dists":[0.15139938135186048,0.19430922319833943,0.19734997409540592,0.20624892855857213,0.20713624451123094,0.2073422022102729,0.21497771681317537,0.21805841249334346,0.22047775712461262,0.23123245269339296,0.2340770735233556,0.2360153966483988,0.2397852941346275,0.2437816880487116,0.24584057818798816,0.246950882102293,0.24816416422924262,0.24901431945862587,0.2518727521819725,0.25278729587813226,0.25561663345784735,0.25605795339542775,0.25847240724260323,0.2611328085055526,0.26205735578703315],"n_dims_used":45,"mean_confidence":0.9219512091742621},"coverage":{"mean_confidence":0.9219512091742621,"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}}