Piezo scanners exhibit more sensitivity at the end than at the beginning of a scan. Diagnosis is typically based on an examination together with ultrasound or a CT scan. DaisyDisk can scan multiple disks in parallel. Worse, to find a free disk block, it must sequentially scan the FAT. Diagnosis is typically by CT scan or MRI. Newer bots can automatically scan their environment and propagate themselves using vulnerabilities and weak passwords. Diagnosis is typically by a CT scan or MRI. Payments must be authenticated using a fingerprint scan or passcode. Wifijammer can also automatically scan for and jam all networks within its range. The amount of data obtained in a single MR or CT scan is very extensive. Users can also scan suspect URLs and search through the VirusTotal dataset. Several methods that can reduce the exposure to ionizing radiation during a CT scan exist. However, the eye can scan objects off the direct axis of vision. It could scan all these in one batch using special adapters. Works by minimizing a cost functional involving every pixel in a scan line.