(This technique, discussed in more detail in the section on analysis, can increase efficiency by reducing collection of data and large-scale analyses of these data that subsequently do not prove useful.)
This technique is more efficient by reducing the over collection of data.
This technique takes much longer to use.
The people in the picture are all working together.
A woman with a cake.
The woman is standing in an empty room.
A man playing guitar on stage.
two dogs swim in the ocean.
More than one person is in the street.