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Custom fonts have been developed such that the numbers 0–9 map to a particular Harvey ball. Incorporating the Harvey ball into a document then becomes a matter of selecting the number which corresponds to the desired Harvey ball and selecting the custom font. The Harvey balls can then be manipulated
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like any other font (e.g., color, size, underline) and may be easier to use than other implementations. The main drawback of this approach is that the font either needs to be embedded in the document or all the viewers of the document must have the font installed.
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that support the XML vector graphics format. The benefit is that no special font is required and the Harvey balls can be displayed using an open format. The main drawback is that SVG is not universally supported.
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to render Harvey balls depends on whether a font with these characters is installed; the
Unicode Harvey balls may be difficult to work with in software that does not render these characters uniformly.
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For example, in a comparison of products, information such as price or weight can be conveyed numerically, and binary information such as the existence or lack of a feature can be conveyed with a
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55:; however, information such as "quality" or "safety" or "taste" is often difficult to summarize in a manner allowing easy comparison – thus, Harvey balls are used.
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information. They are commonly used in comparison tables to indicate the degree to which a particular item meets a particular criterion.
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494:"Business Performance Measurement - At the Crossroads of Strategy, Decision-Making, Learning and Information Visualization"
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version of Harvey balls above also includes the original Booz Allen
Hamilton style balls on the top row and the former
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Some of the symbols used for Harvey balls are also used in other fields to represent other types of information:
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used a modified type of Harvey ball in product ratings and had even incorporated one into its logo.
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Harvey L. Poppel is generally credited with inventing Harvey balls in the 1970s while working at
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399:: (Last quarter moon); electronics: (on/off switch, television contrast)
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style on the bottom row. The middle rows contain alternative versions.
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to render Harvey balls allows them to be easily used in
598:"Online Encyclopedia of Western Signs and Ideograms"
89:as head of their worldwide IT consulting practice.
62:comparison, Harvey balls are also commonly used in
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312:Circle with all but upper left quadrant black
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169:The Unicode set of related symbols includes:
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438:: (Almost clear sky or somewhat overcast)
19:For the inventor of the smiley face, see
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296:Circle with upper right quadrant black
16:Graphic symbols used to compare quality
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141:Harvey balls are available within
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329:From 1979 through October 2016,
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555:"We Put Ourselves to the Test"
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523:"The Back of the Napkin Blog"
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280:Circle with upper half black
264:Circle with lower half black
248:Circle with right half black
319:Modifications and other uses
232:Circle with left half black
82:software for visualisation.
58:In addition to their use in
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466:, also used for comparisons
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93:Implementations and support
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571:: CS1 maint: url-status (
472:, similar symbols used in
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80:business process modeling
66:for project tracking; in
178:Unicode code point (hex)
122:Scalable Vector Graphics
98:Scalable Vector Graphics
541:"Palm Beach Daily News"
386:: (First quarter moon)
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76:continuous improvement
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323:Further information:
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425:: (Partly overcast)
72:value-stream mapping
42:visual communication
648:Booz Allen Hamilton
412:: (Spring or well)
216:Black large circle
87:Booz Allen Hamilton
451:: (Broken clouds)
145:since Excel 2007.
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68:lean manufacturing
64:project management
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78:tracking; and in
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604:. Archived from
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500:. Archived from
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113:Consumer Reports
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143:Microsoft Excel
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137:Microsoft Excel
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638:Business terms
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360:: (Full moon)
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608:on 2011-10-13
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504:on 2009-04-02
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373:: (New moon)
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200:Heavy circle
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643:Infographics
610:. Retrieved
606:the original
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527:Digital Roam
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506:. Retrieved
502:the original
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149:Custom fonts
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130:applications
126:web browsers
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34:Harvey balls
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602:Symbols.com
474:meteorology
464:Radar graph
449:Meteorology
436:Meteorology
423:Meteorology
410:Cartography
162:The use of
120:The use of
60:qualitative
46:qualitative
21:Harvey Ball
633:Pictograms
627:Categories
612:2008-08-31
508:2009-02-19
498:kellen.net
480:References
53:check mark
36:are round
397:Astronomy
384:Astronomy
371:Astronomy
358:Astronomy
181:(decimal)
40:used for
38:ideograms
567:cite web
458:See also
164:Unicode
158:Unicode
344:Symbol
306:U+25D5
290:U+25D4
274:U+25D3
258:U+25D2
242:U+25D1
226:U+25D0
210:U+2B24
194:U+2B58
175:Symbol
347:Uses
213:11044
197:11096
184:Name
573:link
470:Okta
325:Okta
309:9685
293:9684
277:9683
261:9682
245:9681
229:9680
128:and
106:The
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70:for
108:SVG
44:of
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444:◕
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379:◐
366:⬤
353:⭘
302:◕
286:◔
270:◓
254:◒
238:◑
222:◐
206:⬤
190:⭘
23:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
