21. The system of claim 20 , further comprising a set of predetermined responses to persons voicing a speech signal displaying a particular emotional state.
20. A system for detecting emotional states of telephone callers from speech signals of telephone calls, the system comprising: a speech reception device; at least one computer connected to the speech reception device; at least one random access memory operably connected to the at least one computer; a computer program including at least one neural network for dividing the speech signals into a plurality of segments, and for analyzing the segments according to features of the segments to detect the emotional state in the speech signals, and storing the speech signals and the emotional states in a storage medium, in a manner to allow later retrieval of the stored speech signals and emotional states and outputting in a human-recognizable format an indication of the emotional state of the speech signals; an output device coupled to the computer for notifying a user of the emotional states of the telephone callers detected in the speech signals; wherein the at least one neural network comprises at least one three-layer neural network; and further comprising logic for routing a call containing said speech signals to at least one predetermined location according to the at least one classified emotional state.