statistical graphics for publication – easy ways to meet requirements for high resolution jim...
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![Page 1: Statistical graphics for publication – easy ways to meet requirements for high resolution Jim Flewelling Growth Model Users Group February 11, 2008](https://reader035.vdocuments.us/reader035/viewer/2022072011/56649e165503460f94b008d7/html5/thumbnails/1.jpg)
Statistical graphics for publication – Statistical graphics for publication – easy ways to meet requirements for easy ways to meet requirements for
high resolutionhigh resolution
Jim FlewellingJim Flewelling
Growth Model Users GroupGrowth Model Users GroupFebruary 11, 2008February 11, 2008
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OUTLINEOUTLINE
Resolution specificationsResolution specifications Advice: Ignore the specificationsAdvice: Ignore the specifications Graphics Files & SoftwareGraphics Files & Software Create and View Bitmaps Create and View Bitmaps ReferencesReferences
Learn from my mistakes!
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Resolution SpecificationsResolution Specifications
The preferred resolution of all graphs (when printed) is 600 to 1200 dots per inch; the minimum acceptable resolution is 300 dpi.
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Advice (short and sweet)Advice (short and sweet)
“If you are producing an EPS file, you don’t need to pay attention to dpi at all.”
“dpi is a completely misleading term”. It refers to how many pixels per inch are used in printing.
- Systat Software Inc.
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Problem and AdviceProblem and Advice
Graphics software often has unstated Graphics software often has unstated resolution.resolution.
Output file types with stated resolution Output file types with stated resolution may be as low as 96 dpi.may be as low as 96 dpi.
Use vector output formats (no resolution):Use vector output formats (no resolution): Encapsulated postscript (.eps)Encapsulated postscript (.eps) Enhanced Metafile (.emf)Enhanced Metafile (.emf)
Use scalable fonts (preferably postscript).Use scalable fonts (preferably postscript). Convert to TIFF only if needed.Convert to TIFF only if needed.
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Example with SPSS 15SPSS output (can be edited or exported)
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.eps dropped into .eps dropped into PowerPointPowerPoint
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SPSS created bitmap (.bmp)SPSS created bitmap (.bmp)
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.eps converted to 600 dpi .eps converted to 600 dpi bitmapbitmap
Windows metafile or SPSS direct paste would look the same.
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Conversion Software Conversion Software (.eps to .bmp or .tiff)(.eps to .bmp or .tiff)
PhotoshopPhotoshop (Expensive, compresses) (Expensive, compresses)
GSviewGSview is a graphical interface for Ghostscript is a graphical interface for Ghostscript under MS-Windows, OS/2 and GNU/Linux. Ghostscript under MS-Windows, OS/2 and GNU/Linux. Ghostscript is an interpreter for the PostScript page description is an interpreter for the PostScript page description language used by laser printers. language used by laser printers.
MS PAINTMS PAINT can be used to view the bitmap files. can be used to view the bitmap files.
Or Or COPYCOPY .eps file to PS printer; use magnifying .eps file to PS printer; use magnifying glass.glass.
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Gsview (Ghostgum Gsview (Ghostgum Software)Software)
Converts PostScript or PDF to bitmaps, PostScript or PDF. Converts PostScript or PDF to bitmaps, PostScript or PDF.
Extracts a range of pages to be copied from a PostScript document. Extracts a range of pages to be copied from a PostScript document.
PS to EPS allows the bounding box to be updated and allows the header to be changed from PS to PS to EPS allows the bounding box to be updated and allows the header to be changed from PS to EPS. EPS.
EPS Preview adds a bitmap preview to an EPS file. (publisher may require this)EPS Preview adds a bitmap preview to an EPS file. (publisher may require this)
Extracts the PostScript or Preview from a DOS EPS file. Extracts the PostScript or Preview from a DOS EPS file.
Edit | Convert to vector format uses pstoedit to convert PostScript or PDF to an editable vector Edit | Convert to vector format uses pstoedit to convert PostScript or PDF to an editable vector format. format.
Edit | Text Extract uses pstotext to extract text from a PostScript or PDF document. Edit | Text Extract uses pstotext to extract text from a PostScript or PDF document.
Edit | Copy copies the display bitmap to the clipboard. Edit | Paste To copies a clipboard DIB bitmap Edit | Copy copies the display bitmap to the clipboard. Edit | Paste To copies a clipboard DIB bitmap to a file. to a file.
Edit | Convert Bitmap converts a clipboard DIB bitmap to a clipboard device dependent bitmap. Edit | Convert Bitmap converts a clipboard DIB bitmap to a clipboard device dependent bitmap.
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ReferencesReferences
SYSTAT - SIGMAPLOT. SYSTAT - SIGMAPLOT. www.systat.com/products/sigmaplot/?sec=1102www.systat.com/products/sigmaplot/?sec=1102
SAS TS-674. Introduction to exporting SAS/Graph output to SAS TS-674. Introduction to exporting SAS/Graph output to Microsoft office.Microsoft office.Support.sas.com/techsup/technote/ts674/ts674.htmlSupport.sas.com/techsup/technote/ts674/ts674.html
Elsevier “for authors” file formatsElsevier “for authors” file formatswww.elsevier.com/wps/find/authorsview.authors/file_formatwww.elsevier.com/wps/find/authorsview.authors/file_formatss
Ghostview. Ghostview. pages.cs.wisc.edu/~ghost/gsview/ pages.cs.wisc.edu/~ghost/gsview/
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