The dollar index , which gauges the greenback against six major peers, ticked up 0.09% to 101.81 in Asian trading, following a 0.36% slide on Tuesday that reversed the 0.54% rally of the session before.
The dollar-yen pair, which tends to track U.S. yields, added 0.19% to 134.35 yen per dollar , recovering from a 0.29% retreat on Tuesday.
"It's the volatility in the bond market that's driving the dollar, not the other way round."
The dollar index last year culminated a breathless 16-month surge by hitting a two-decade high of 114.78 at the end of September, which was followed by a steep, steady retreat until the start of February.
However, bank earnings from recent days have proved robust overall, and bond yields have recovered strongly from multi-month lows reached last month.