{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003941","480:4800005456","480:4800005296","493:4930004712","470:4700002858","470:4700001876","493:4930002730","480:4800005372","493:4930003974","481:4810001988","479:4790003985","488:4880000375","480:4800003857","470:4700007980","470:4700004805","480:4800003861","481:4810000470","480:4800005121","470:4700000635","488:4880001439","470:4700003446","470:4700002036","493:4930003588","487:4870007252","470:4700001263"],"twin_admin_codes":[480,480,480,493,470,470,493,480,493,481,479,488,480,470,470,480,481,480,470,488,470,470,493,487,470],"twin_sims":[0.35862958590521227,0.24133930740626788,0.2149885977957789,0.21471812139635907,0.2078216256693464,0.20609620992242386,0.1886613599579048,0.18804236816314723,0.18065147118884795,0.17833789158790347,0.17262587943685587,0.1716672675151406,0.17062460731381077,0.16980614491346085,0.16860367046803235,0.1663595087048662,0.1653560433255124,0.16417692342934073,0.16326032569429114,0.1601979141254692,0.15900726368193321,0.15780787823872827,0.1567133665205388,0.15657435982536635,0.15641650964705253],"twin_dists":[0.18599416125911053,0.21898790603659715,0.22771929695898155,0.22781252493419957,0.23021696367240033,0.23082698846582536,0.2371980089817306,0.2374315903669505,0.24026328587439985,0.2411664852309934,0.24343264350894797,0.24381818459588916,0.2442392836545975,0.24457113074845294,0.2450607660412706,0.24598132699075012,0.2463958490579792,0.24688526053775323,0.24726746725688767,0.24855583269789783,0.2490615740726543,0.24957382116091884,0.25004376088039704,0.2501036161035094,0.2501716322640074],"n_dims_used":43,"mean_confidence":0.920499934706577},"coverage":{"mean_confidence":0.920499934706577,"n_dims_used":43,"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}}