{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012169},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011901","490:4900012098","490:4900012042","490:4900011827","490:4900011697","490:4900011454","490:4900011834","490:4900011768","490:4900011978","490:4900011964","490:4900011831","490:4900012033","490:4900012119","490:4900012165","490:4900011707","490:4900011761","490:4900011631","490:4900011455","490:4900012178","490:4900011838","490:4900012184","490:4900011770","490:4900012044","490:4900012182","490:4900010912"],"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":[0.28137674681660063,0.2444239644008563,0.22818117000013746,0.17651546297644716,0.16160933774067177,0.15733050466664217,0.15703292963341062,0.1522695981031736,0.14668215700119094,0.14661873959067642,0.1350760581911956,0.13488639659757806,0.12471945864243818,0.11871364593533903,0.09962948918909055,0.08745412954271933,0.08732836408801903,0.08481202150407557,0.08477533466181904,0.07959866039767657,0.0787884723262698,0.07732883400063194,0.07560159341628916,0.07248338609736464,0.06778347751815861],"twin_dists":[0.20682778346889488,0.21800747086526048,0.22326443245127633,0.24188381813544782,0.2479598425819936,0.2497784929656687,0.24990630629313346,0.2519767661425158,0.254466992856208,0.2544956555426638,0.2598734466961361,0.25996463007779946,0.2650005067964422,0.2681234191412216,0.2789307976186086,0.28670456302894853,0.286789216053864,0.28850371246577233,0.2885290068501301,0.2921891967193788,0.29277918722806534,0.29385453149898416,0.2951483330742721,0.2975457043762208,0.30132206685961627],"n_dims_used":45,"mean_confidence":0.8908365885416667},"coverage":{"mean_confidence":0.8908365885416667,"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}}