approach vs to improve the code efficiency

Some examples from the web:

• Getting additional information usually requires a more direct approach.
• His approach was different from his contemporaries.
• Holocaust history takes a different approach.
• But your dream approach is obvious.
• Our groundbreaking pedagogical approach focuses on emotional self-control.
• His approach shot sliced into the woods...
• Time for a more direct approach.
• We developed a culturally-sensitive psycho-social counseling approach.
• Your visual approach has huge potential.
• Even pops started taking a more proactive approach.
• There's always the Machiavellian approach.
• The classical approach has permitted new rulings regarding modern technology.
• Exploring deeper needs a different approach.
• The Prostar Sailing Directions from 2006 provides detailed approach and restriction information.
• There are uncertainties with this approach using current microscopy techniques.
• He preferred an empirical, observational approach.
• Dulles defined this approach as "brinkmanship".
• Darwin's work inspired William James's functionalist approach to psychology.
• Most orchestras he conducted responded well to his no-nonsense approach.
• We need a whole new approach.

Some examples from the web:

• In this paper, an approach to improve the code efficiency of Alamouti codes is proposed for high data rate commu- nications over multiple-antenna channels.
• Another way to improve the code efficiency η is the technique very similar to that used in [6] for two transmit antenna Alamouti code. The original data stream is di  ...
• After you identify functions that may be using an excessive amount of CPU time or memory, you can investigate how to improve the code's efficiency. For more ...
• To improve the code efficiency and reduce the run time so that multiple runs could occur within a day, a CAC senior research associate reimplemented the code ...