{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005258},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004485","480:4800005090","480:4800004225","480:4800004836","480:4800003980","480:4800004065","480:4800005184","480:4800004909","480:4800005088","480:4800005264","480:4800004747","480:4800004143","480:4800004311","480:4800005171","480:4800005095","480:4800005087","480:4800005096","480:4800003908","480:4800005093","480:4800004062","480:4800004064","480:4800005172","480:4800004402","480:4800005000","480:4800004237"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7582423377873924,0.6114941372863661,0.5558879252714711,0.5107256274092956,0.4974963229430354,0.4756580345570564,0.4406029967170074,0.43836179160298405,0.431248263007393,0.4270560145361986,0.42163441647063854,0.41934748542598116,0.41787661838526446,0.39571007507831196,0.39058955697818987,0.384913408527821,0.3826686316489222,0.3819850072148158,0.3775883399064649,0.37614793208220715,0.37150341083921373,0.37045854839869297,0.3697265052370356,0.3640788819095306,0.36246831240391075],"twin_dists":[0.09662386698817307,0.12881164980972884,0.14074327210647108,0.1505561574044941,0.1534682489533383,0.15832505413628536,0.16628104478443073,0.16679754681418424,0.1684438893817278,0.16941927428845366,0.17068656867285484,0.171223184755461,0.17156897198259463,0.17684627658625257,0.17808420734774164,0.17946538465620254,0.18001427170018233,0.18018173580099556,0.18126223744812106,0.18161755076869385,0.1827678059286956,0.18302755096720166,0.18320974813824087,0.18462148088305205,0.18502609048010987],"n_dims_used":43,"mean_confidence":0.9195563737736192},"coverage":{"mean_confidence":0.9195563737736192,"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}}