25. The system of claim 24 , wherein when an element in the first data field has a binary value of 1, a corresponding data portion of the indexed dictionary entry is configured to be replaced by a data segment of the second data field which is designated by the element.
25. The system of claim 24 , wherein when an element in the first data field has a binary value of 1, a corresponding data portion of the indexed dictionary entry is configured to be replaced by a data segment of the second data field which is designated by the element. 26. The system of claim 25 , wherein when an element in the first data field has a binary value of 0, a corresponding portion of the indexed dictionary entry remains unchanged.