{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007180},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007660","490:4900007536","490:4900006805","490:4900007541","490:4900006809","490:4900006806","490:4900006911","490:4900007658","490:4900007535","490:4900006542","490:4900007301","490:4900006931","490:4900006445","490:4900006930","490:4900006320","490:4900005699","490:4900006326","490:4900006789","490:4900005698","490:4900006681","490:4900007300","490:4900005432","490:4900002520","490:4900006671","490:4900002222"],"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":[0.3463533847261757,0.33734371475564584,0.24656964690236816,0.22693665628795937,0.17612526730261213,0.1638752299522328,0.16185966555663886,0.1593363078606959,0.1493860776274008,0.14537526813226803,0.14373419271854376,0.14325545489394356,0.14104332919823961,0.1394423776799034,0.13437627454177892,0.13117118950456305,0.11677929208997699,0.1164481084236121,0.10872607962759431,0.09957904694224971,0.09730821455429946,0.09644542711694815,0.08842719966011997,0.08199613712280746,0.07402691499905402],"twin_dists":[0.18912648032681245,0.191462742000984,0.21733018215729893,0.22367722682432795,0.24203808851782724,0.24701089106759133,0.24785453367744517,0.2489215343138497,0.2532533320314124,0.25505952811104693,0.25580919661860013,0.25602908730288976,0.25705229780290195,0.25780028978968506,0.26021035923307884,0.26177052797015576,0.26915493554769043,0.2693328541889705,0.2735961726161464,0.2789614203460076,0.28035277729002445,0.2808880994218178,0.28605283589423447,0.2904710859437682,0.29634879559352134],"n_dims_used":45,"mean_confidence":0.9024653116861979},"coverage":{"mean_confidence":0.9024653116861979,"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}}