{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002085},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002029","480:4800002366","480:4800001366","480:4800002137","480:4800002088","480:4800001586","480:4800002043","480:4800002419","480:4800002151","480:4800001413","480:4800002466","480:4800002368","480:4800001813","480:4800001307","480:4800002141","480:4800001980","480:4800002418","480:4800002469","480:4800001292","480:4800001978","480:4800002329","480:4800001581","480:4800002188","480:4800002317","480:4800001243"],"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":[0.9005459606153685,0.8876936271051702,0.8700249603136226,0.8548600943714595,0.8432883806721191,0.8167005555253531,0.8150906892552972,0.7696536086158041,0.764748083911345,0.7400133720132587,0.7173247407873596,0.7157838572633287,0.7145252541445624,0.7072898735440791,0.7050837645807966,0.682657988034806,0.659096691633867,0.6404682735623497,0.6247849185699419,0.6228074707339127,0.6144362689275515,0.5886719035552247,0.5689368548450878,0.5598592648510651,0.539983960389471],"twin_dists":[0.05944622905855323,0.06339381399706168,0.06853470116999884,0.07273376109133553,0.07582852729837637,0.08264810094251906,0.08304981403228096,0.09398009455375772,0.09512076987975526,0.10078243857429524,0.1058658919844549,0.10620795918841862,0.10648709098503623,0.10808720886756605,0.1085736216614293,0.11348404080014639,0.11858970652787534,0.12259982278078481,0.12596457076846787,0.12638834255910295,0.12818158807424887,0.13369962389749712,0.13793451080920552,0.13988752505777977,0.14418008388277734],"n_dims_used":42,"mean_confidence":0.9110330854143415},"coverage":{"mean_confidence":0.9110330854143415,"n_dims_used":42,"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}}