Best AI & Robot movies of 1990s that are oscar winners or nominees

Actors : Robert Patrick, Edward Furlong, Linda Hamilton, Arnold Schwarzenegger,
Directors : James Cameron,

A cyborg, identical to the one who failed to kill Sarah Connor, must now protect her ten year old son, John Connor, from a more advanced cyborg.

Actors : Jeanne Tripplehorn, Dennis Hopper, Tina Majorino, Kevin Costner,
Directors : Kevin Reynolds,

In a future where the polar ice-caps have melted and Earth is almost entirely submerged, a mutated mariner fights starvation and outlaw "smokers," and reluctantly helps a woman and a young girl try to find dry land.

Actors : Embeth Davidtz, Sam Neill, Robin Williams, Oliver Platt,
Directors : Chris Columbus,

An android endeavors to become human as he gradually acquires emotions.