{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011292},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010992","490:4900011150","490:4900011147","490:4900008325","490:4900011889","490:4900011498","490:4900010312","490:4900007774","490:4900009940","490:4900010133","490:4900007787","490:4900011227","490:4900010908","490:4900010994","490:4900011066","490:4900011499","490:4900010987","490:4900010833","490:4900010993","490:4900011067","490:4900011887","490:4900011432","490:4900009529","490:4900011224","490:4900010127"],"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":[0.6871658536323945,0.47399313825876177,0.2804735043382238,0.2696216936361646,0.26372395649853425,0.2627933256923834,0.24618355134823616,0.21518542899170012,0.1685632168770866,0.16601330271228515,0.15211686047314127,0.15179796438964224,0.1500758011723589,0.14153852370408107,0.13623498546789564,0.13300169284803406,0.12023118632411407,0.11598063903480715,0.11536072299225768,0.11510538224174814,0.11351506855336352,0.10279193564147744,0.1009843352798688,0.08092057870374837,0.07594451089530917],"twin_dists":[0.11250153580253065,0.1586981669232964,0.2070898297043727,0.2102792234721376,0.21204589223939646,0.21232690458026296,0.2174517732076476,0.22765150279932148,0.24507728191032505,0.24612413703172395,0.25204393687187265,0.25218434037565557,0.2529463449538316,0.25682221582693976,0.25931834670743853,0.2608760104568792,0.2673231427506948,0.2695846504717748,0.2699197650390834,0.2700581997160666,0.2709257567257586,0.2770346947814581,0.2781127959156258,0.2912368189812872,0.29488958725175407],"n_dims_used":45,"mean_confidence":0.8865681966145833},"coverage":{"mean_confidence":0.8865681966145833,"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}}