{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003392},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003795","490:4900003263","490:4900003395","490:4900003523","490:4900003660","490:4900003792","490:4900003399","490:4900001250","490:4900003127","490:4900002092","490:4900004362","490:4900003803","490:4900003662","490:4900003788","490:4900002996","490:4900002550","490:4900004223","490:4900003530","490:4900004486","490:4900003654","490:4900003529","490:4900004492","490:4900003661","490:4900002994","490:4900002991"],"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":[0.1679465596793637,0.13221634506293062,0.10713956037535796,0.07409350337712606,0.07389868332380944,0.06856179707924923,0.05802629737637369,0.05080240853255609,0.05009153059166104,0.038109017913634,0.037299199922117825,0.037124753312599124,0.035309386181796645,0.034666143942214345,0.03330067278566216,0.031170978868878183,0.029678892998317778,0.02501573168697343,0.02136682967329649,0.021099745486505544,0.018095532597644695,0.017092573385676504,0.015849684931019615,0.015316035387941263,0.014062472334969892],"twin_dists":[0.24532939646171345,0.261258646078181,0.2745009043927051,0.296297616149912,0.2964474585949701,0.3006822869129036,0.30990017425745164,0.31705400307246856,0.31780280860820537,0.3319966017652578,0.3330860773110636,0.33332338790163246,0.3358508264376984,0.3367729223091963,0.3387796690219303,0.34205437905715214,0.34446470781467253,0.3527353960531502,0.3601958602671093,0.3607844205628621,0.3678952558788602,0.3705003511424595,0.37392151243094945,0.3754632988643977,0.3792800043127582],"n_dims_used":45,"mean_confidence":0.9187908596462674},"coverage":{"mean_confidence":0.9187908596462674,"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}}