Answer to Question 1
A TTI, or transmitting terminal identifier, is a header at the top of each page of a fax document. It is useful in document comparison because it serves as a way to distinguish between a real and a fraudulently prepared fax document. Investigators also use it to determine the model of fax machine that produced the document.
Answer to Question 2
Transitory defect marks originating from random debris on the glass platen, inner cover, or mechanical portions of a copier produce irregularly shaped images that may serve as points of comparison.
A comparison of alloploidy (seen in species hybrids) and new allopolyploid species.
Comparison of Chronometric Techniques
The Number of Children Americans Think Are Ideal
Comparison of Joint Mobilizing and Stretching Techniques
Comparison of traits associated with r-selection and K-selection
Hearing level comparison amongst workers