ANNULUS : a motorized tree ring measuring program
A computer program, called ANNULUS, has been developed by measuring tree rings. The equipment configuration for the program includes a microscope, video camera, moter-driven slide with stage, and a video capture card. The user can measure one ring at a time or a series of rings on the screen.
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8-bit color 8-bit grayscale ACU-RlTE linear encoder Analyze Algorithm ANNULUS annulus.shm cetables chrominance control panel CYPRESS CYPRESS CYPRESS Definitive Guides dendrochronology Disk Operating System Figure file manager icon Forest Experiment Station graph canvas graphical user interface header image canvas INPUT POPUP WINDOW inverse hypersine KIM KIM KIM microns per pixel motor-driven slide Null the motor number of microns O'Reilly and Associates OpenWindows operating system options popup window PEARL PEARL PEARL pixel difference pixel intensity pixel values plot code raster graphics reference curve Reference File REFERENCE POPUP WINDOW ring boundaries RlNGREAD Set edit speed setup shared memory slide with stage slider Southern Forest Experiment Sun Microsystems SunView swath width terminal subwindow termiox.h Toggle tree code tree ring measurement U.S. Department Unislide UNIX UNlX prompt unshared memory user clicks user should enter Velmex video capture card VideoPix card view graph Window System Workstation X Window System Xlib XView