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May 9, 2019 at 14:32 comment added Mohan Swaminathan We are choosing a (compatiblle) fibrewise complex structure on the $\omega$-orthogonal complement $TN^\omega\subset TM|_N$. Said another way, we are reducing the structure group of $TM|_N = TN\oplus TN^\omega$ from $Sp(2n)$ to $U(n)$ by doing it for each direct summand separately.
May 9, 2019 at 14:29 comment added cr1t1cal Wouldn't you need to choose a compatible almost complex structure on the symplectic normal bundle for which the zero-section is J-holomorphic? Why is that always possible?
May 7, 2019 at 22:36 vote accept cr1t1cal
May 7, 2019 at 22:28 history answered Mohan Swaminathan CC BY-SA 4.0