In Section 4.2, we showed that such doubly compressed I-frames may introduceartifacts in the DCT coecients and showed how these artifacts can be quantied andestimated to detect tampering. Note also that the second and third P-frame of the rstand second GOP were, in the original sequence, in dierent GOP sequences.
3rd-degree burns are full-thickness burns and will require debridement of the burned dead tissue and skin grafting to heal. In brief: A 3rd-degree burn. 1st- and 2nd-degree burns are partial-thickness burns and will heal on their own, given good wound care and good nutrition. 3rd-degree burns are full-thickness burns and will require debridement of the burned dead tissue and skin grafting to heal. 1st- and 2nd-degree burns are partial-thickness burns and will heal on their own, given good wound care and good nutrition.
Skin grafts sound like something straight out of a medieval torture manual, but they save hundreds of thousands of lives every year. More than two million people in the United States require treatment for burns every year and between three and four thousand die from their injuries [source: Merck Manual ]. To perform a skin graft, surgeons remove healthy skin from a patient's body and attach it to the wounded area. Extensive scarring is inevitable and the healing process can be long and painful, but the majority of patients will survive the treatment and return to their normal lives.