CT Xray images 1of2

1 of 2 zip file archives of CT x-ray scans of the head of an Alligator Gar. Images are in 16bit TIFF format: Scan parameters: NSI scanner. Feinfocus source, high power, 150 kV, 0.18 mA, no filter, Perkin Elmer detector, 0.5 pF gain, 2 fps (499.893 ms integration time), no binning, no flip, source to object 293.346 mm, source to detector 1066 mm, continuous CT scan, no frames averaged, 0 skip frames, 3600 projections, 6 gain calibrations, 15 mm calibration phantom, data range [-1.671085, 8.845427], beam-hardening correction = 0.1. Voxel size = 0.066 mm. Slices = 1-942 in this archive.本数据集为两套CT X射线扫描压缩包档案中的第一套，包含鳄雀鳝头部的扫描影像。影像格式为16位TIFF格式。扫描参数详情如下：采用NSI扫描仪，搭载Feinfocus高功率射线源，管电压设置为150 kV，管电流为0.18 mA，未加装滤过片；配备珀金埃尔默（Perkin Elmer）探测器，增益参数为0.5 pF，帧率为2 fps（积分时长499.893 ms），未进行像素合并与图像翻转；源物体间距为293.346 mm，源探测器间距为1066 mm；扫描模式为连续CT扫描，未进行帧平均处理，无跳帧操作，共采集3600个投影角度，完成6次增益校准，配套15 mm校准体模；数据取值范围为[-1.671085, 8.845427]，束硬化校正系数为0.1。体素尺寸为0.066 mm。本压缩包包含的切片序号范围为1至942。