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java.lang.ObjectKSPCWords
public class KSPCWords
This program calculates the KSPC characteristic for various text entry techniques based on the keystrokes required to enter words in the target language.
KSPC is an acronym for "keystrokes per character". It is the number of keystrokes required, on average, to generate a character of text for a given text entry method in a given language.
Related references:
PROMPT>java KSPCWords file where file = a word+freq+keystroke fileThe argument
file
is a text file containing a series of lines, each with three
white-space delimited entries: a word, the word frequency, and the keystrokes to enter the word.
The keystroke entry should include a terminating SPACE character.
The output is the KSPC characteristic for the text entry technique.
Some example invocations are shown below. The file used in the 1st invocation is d1-wordfreq-mtks.txt. The third entry on each line is the
keystroke pattern needed to enter the word using the multitap a phone keypad (including a
terminating SPACE). This file was built from d1-wordfreq.txt using
the BuildKeystrokes
utility. Consult the API for BuildKeystrokes
for
complete details. The other files in the invocation examples can be built using
BuildKeystrokes
.
Invocations - Dictionary #1: (d1-wordfreq.txt – 9022 words)
PROMPT>java KSPCWords d1-wordfreq-mtks.txt KSPC = 2.0242237284857083 PROMPT>java KSPCWords d1-wordfreq-m2tks.txt KSPC = 4.960524263792793 PROMPT>java KSPCWords d1-wordfreq-mt4ks.txt KSPC = 3.4667227248852397 PROMPT>java KSPCWords d1-wordfreq-mt6ks.txt KSPC = 3.139541982622594 PROMPT>java KSPCWords d1-wordfreq-t9ks.txt KSPC = 1.0064113710167126 PROMPT>java KSPCWords d1-wordfreq-t6ks.txt KSPC = 1.0288350850177785 PROMPT>java KSPCWords d1-wordfreq-t4ks.txt KSPC = 1.0669724260825588 PROMPT>java KSPCWords d1-wordfreq-t2ks.txt KSPC = 1.547122102995653 PROMPT>java KSPCWords d1-wordfreq-lwks.txt KSPC = 1.1467001895323452 PROMPT>java KSPCWords d1-wordfreq-meks.txt KSPC = 1.8157369585513656 PROMPT>java KSPCWords d1-wordfreq-pagerks.txt KSPC = 3.1247507835761943 PROMPT>java KSPCWords d1-wordfreq-datestamp1ks.txt KSPC = 10.711223210678188 PROMPT>java KSPCWords d1-wordfreq-datestamp2ks.txt KSPC = 10.55073639862169 PROMPT>java KSPCWords d1-wordfreq-datestamp6ks.txt KSPC = 4.103238636279833 java KSPCWords d1-wordfreq-wpk10ks.txt KSPC = 0.5050941156663911 java KSPCWords d1-wordfreq-wpk5ks.txt KSPC = 0.7939110125879739 java KSPCWords d1-wordfreq-wpk2ks.txt KSPC = 0.7292869590025196 java KSPCWords d1-wordfreq-wpk1ks.txt KSPC = 0.6867196447839975 java KSPCWords d1-wordfreq-wps1ks.txt KSPC = 0.7175690315314045 java KSPCWords d1-wordfreq-wps2ks.txt KSPC = 0.6272164642142578 java KSPCWords d1-wordfreq-wps5ks.txt KSPC = 0.5366359936980745 java KSPCWords d1-wordfreq-wps10ks.txt KSPC = 0.48955932330736396 java KSPCWords d1-wordfreq-ttnsks.txt KSPC = 1.6412600112779792Invocations - Dictionary #2: (d2-wordfreq.txt – 64,566 words)
PROMPT>java KSPCWords d2-wordfreq-mtks.txt (Multitap) KSPC = 2.0341507188198014 PROMPT>java KSPCWords d2-wordfreq-t9ks.txt (T9) KSPC = 1.0072058361585188 PROMPT>java KSPCWords d2-wordfreq-lwks.txt (LetterWise) KSPC = 1.1500484081836353 PROMPT>java KSPCWords d2-wordfreq-meks.txt (MessageEase) KSPC = 1.8209716971531273 PROMPT>java KSPCWords d2-wordfreq-pagerks.txt (Glenayre pager) KSPC = 3.132031659103719 PROMPT>java KSPCWords d2-wordfreq-datestamp1ks.txt (date stamp method #1) KSPC = 10.65975600545338 PROMPT>java KSPCWords d2-wordfreq-datestamp2ks.txt (date stamp method #2) KSPC = 10.619927472302642 PROMPT>java KSPCWords d2-wordfreq-datestamp6ks.txt (date stamp method #6) KSPC = 4.226292050082005 PROMPT>java KSPCWords d2-wordfreq-wpk10ks.txt KSPC = 0.8131640271181506 PROMPT>java KSPCWords d2-wordfreq-wpk5ks.txt KSPC = 0.748312907208014 PROMPT>java KSPCWords d2-wordfreq-wpk2ks.txt KSPC = 0.7085798740624372 PROMPT>java KSPCWords d2-wordfreq-wpk1ks.txt KSPC = 0.7390759336078825 PROMPT>java KSPCWords d2-wordfreq-wps1ks.txt KSPC = 0.7390759336078825 PROMPT>java KSPCWords d2-wordfreq-wps2ks.txt KSPC = 0.6465846451367377 PROMPT>java KSPCWords d2-wordfreq-wps5ks.txt KSPC = 0.5506287228310269 PROMPT>java KSPCWords d2-wordfreq-wps10ks.txt KSPC = 0.5000315114434339Invocations - Brown corpus: (bc-wordfreq.txt – 41,532 words)
PROMPT>java KSPCWords bc-wordfreq-mtks.txt KSPC = 2.0442649462511326 PROMPT>java KSPCWords bc-wordfreq-t9ks.txt KSPC = 1.008214539459543 PROMPT>java KSPCWords bc-wordfreq-lwks.txt KSPC = 1.1623250386744075 PROMPT>java KSPCWords bc-wordfreq-meks.txt KSPC = 1.8239574145624717 PROMPT>java KSPCWords bc-wordfreq-pagerks.txt KSPC = 3.140325186207169 PROMPT>java KSPCWords bc-wordfreq-datestamp1ks.txt KSPC = 10.564776588456656 PROMPT>java KSPCWords bc-wordfreq-datestamp2ks.txt KSPC = 10.603084634745237 PROMPT>java KSPCWords bc-wordfreq-datestamp6ks.txt KSPC = 4.314453728184652 PROMPT>java KSPCWords bc-wordfreq-wpk10ks.txt KSPC = 0.8124519768507685 PROMPT>java KSPCWords bc-wordfreq-wpk5ks.txt KSPC = 0.7488902395077912 PROMPT>java KSPCWords bc-wordfreq-wpk2ks.txt KSPC = 0.7082677289025504 PROMPT>java KSPCWords bc-wordfreq-wpk1ks.txt KSPC = 0.7372019741154122 PROMPT>java KSPCWords bc-wordfreq-wps1ks.txt KSPC = 0.7372019741154122 PROMPT>java KSPCWords bc-wordfreq-wps2ks.txt KSPC = 0.7372019741154122 PROMPT>java KSPCWords bc-wordfreq-wps5ks.txt KSPC = 0.6479416532634211 PROMPT>java KSPCWords bc-wordfreq-wps10ks.txt KSPC = 0.5551980768504509Invocations - Finnish corpus: (fi-wordfreq.txt – 200,000 words)
PROMPT>java KSPCWords fi-wordfreq-mtks.txt KSPC = 2.2371840963420784 PROMPT>java KSPCWords fi-wordfreq-t9ks.txt KSPC = 1.0043453727052178 PROMPT>java KSPCWords fi-wordfreq-wpk1ks.txt KSPC = 0.7637596123000695
Constructor Summary | |
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KSPCWords()
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Method Summary | |
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static void |
main(java.lang.String[] args)
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Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public KSPCWords()
Method Detail |
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public static void main(java.lang.String[] args) throws java.io.IOException
java.io.IOException
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