HIS - Histogram - image/volume

PURPOSE

Compute histogram of image/volume and output to desired file.   Example.

SEE ALSO

HIS R

[Histogram - Image/volume, Restricted range]

USAGE

.OPERATION: HIS

.INPUT FILE: IMG027
[Enter the name of the file containing the image/volume.]

.MASK FILE (* IF NONE): MASK027
[Enter name of file containing a mask for histogram area. Pixels/voxels containing values > 0.5 are included in histogram. Enter '*' if no masking is wanted.]

.OUTPUT TO RESULTS FILE, DOC FILE, OR TERMINAL? (R/D/T): R
[Enter destination type for histogram.]

If output is sent to a document file SPIDER asks:

.DOCUMENT FILE: DOC000
[Enter the name for the document file that gets the histogram output.]

.NUMBER OF HISTOGRAM BINS: 30
[Enter the number of bins used in the histogram.]

[The histogram will be computed and placee in the destination file. In addition the following statistics will be given:

FILE RANGE:	.........
HISTOGRAM RANGE:	.........
FILE PIXELS:	HIST. PIXELS:
NO. OF BINS:	BIN SIZE:
HIST. MEAN:	HIST. MODE:
HIST. S.D.:

SUBROUTINES

HISTOG, GRAPHS

CALLER

UTIL1