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Tue, 10 Aug 2010 23:10:06 JST
07 Nov 2006-

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¡¡¤Þ¤º¤Ï¡¢TypicalPrice¤Î°Üưʿ¶Ñ

(sum(high({0}))+sum(low({0}))+sum(close({0})))/(3*{0})

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¾å¤Î¼°¤Ï¡¢sum(high({0}) + low({0}) + close({0})) / (3 * {0})¤Ç¤âƱ¤¸¤Ç¤¹

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avg(close{0})

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¡¡É¸½àÊк¹¤Ï¡¢

sdev(close({0}))

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(¾åÉôBB - ²¼ÉôBB) / Ãæ±ûBB

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ɸ½àÊк¹ * 4 / °Üưʿ¶Ñ

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sdev(close({0})) / avg(close({0}))

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¤È¤¤¤¦¤ï¤±¤Ç¡¢¤È¤ê¤¢¤¨¤ºÎϵ»¤Ç½ñ¤¤¤Æ¤ß¤¿¡£

 sqrt(
  (
   20 * (
   sum(close(1,0)) * sum(close(1,0)) +
   sum(close(2,1)) * sum(close(2,1)) +
   sum(close(3,2)) * sum(close(3,2)) +
   sum(close(4,3)) * sum(close(4,3)) +
   sum(close(5,4)) * sum(close(5,4)) +
   sum(close(6,5)) * sum(close(6,5)) +
   sum(close(7,6)) * sum(close(7,6)) +
   sum(close(8,7)) * sum(close(8,7)) +
   sum(close(9,8)) * sum(close(9,8)) +
   sum(close(10,9)) * sum(close(10,9)) +
   sum(close(11,10)) * sum(close(11,10)) +
   sum(close(12,11)) * sum(close(12,11)) +
   sum(close(13,12)) * sum(close(13,12)) +
   sum(close(14,13)) * sum(close(14,13)) +
   sum(close(15,14)) * sum(close(15,14)) +
   sum(close(16,15)) * sum(close(16,15)) +
   sum(close(17,16)) * sum(close(17,16)) +
   sum(close(18,17)) * sum(close(18,17)) +
   sum(close(19,18)) * sum(close(19,18)) +
   sum(close(20,19)) * sum(close(20,19))
   ) - sum(close(20,0)) * sum(close(20,0))
  ) / (20 * 20)
 ) / avg(close(20))

£²£°ÆüÍÑ¡£

pow¤ò»È¤Ã¤ÆÃ»¤¯¤·¤Æ¤ß¤¿¡£pow¤Ï³ÆÍ×ÁǤò¸ÄÊ̤ˣî¾è¤·¤¿½¸¹ç¤òÊÖ¤·¤Æ¤¯¤ì¤ë¡£

 sqrt(
  (
    20 * sum(pow(close(20,0), 2))
     - pow(sum(close(20,0)), 2)
  )
  / (20 * 20)
 )
  / avg(close(20))

ÊÑ¿ô¤È¤«¤¬»È¤¨¤Ê¤¤Ê¬¡¢time-series¤ò¤¦¤Þ¤¯¶î»È¤¹¤ë¤ÈÎɤµ¤½¤¦¡£
each¤Ç¼°¤«¤étime-series¤òºî¤ì¤ë¡£
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 sqrt(
  (
    {0} * sum(pow(each({0},(high()+low()+close())/3), 2))
     - pow(sum(each({0},(high()+low()+close())/3)), 2)
  )
  / ({0} * {0})
 )
  / avg(each({0},(high()+low()+close())/3))

¤Ä¤¤¤Ç¤Ë¡¢20ÆüÀìÍѤ⾤·¤Þ¤·¤¿¡£

¤Ê¤ó¤«Ä´»Ò¤¬½Ð¤Æ¤­¤¿¤Î¤Ç¡¢120ÆüÆâ¤Ç¤Î¥Ð¥ó¥ÉÉý¤ÎºÇÄãÃͤâ½Ð¤·¤Æ¤ß¤è¤¦¡£

  min(
  each(120,
   sqrt(({0} * sum(pow(each({0},(high()+low()+close())/3), 2))
         - pow(sum(each({0},(high()+low()+close())/3)), 2))
        / ({0} * {0}))
   / avg(each({0},(high()+low()+close())/3))))

Ãæ¤Ç¤Ï¤­¤Ã¤È¥¬¥ê¥¬¥ê·×»»¤·¤Æ¤ë¤Î¤À¤í¤¦¡£
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¡óɽ¼¨¤Ê¤Î¤Ç£±£°£°Çܤ·¤è¤¦¤È¤·¤¿¤é¡¢±é»»»Ò¤Î½ç½ø¤Ç¤Ï¤Þ¤Ã¤¿¡£
¡Ö2 * 5 / 3¡×¤Ï¡Ö(2 * 5) / 3¡×¤Ç¡Ö3.3¡×¤Ë¤Ê¤ë¤±¤É¡¢
¡Ö5 / 3 * 2¡×¤Ï¡Ö5 / (3 * 2)¡×¤Ç¡Ö0.83¡×¤Ë¤Ê¤Ã¤¿¡£
³Ý¤±»»¤Î¤Û¤¦¤¬¶¯¤¤¤é¤·¤¤¡£

¸ø¼°¤Î£Í£Ì¤ò¸¡º÷¤·¤¿¤é¡¢³Ý¤±»»¤¬¶¯¤¤¤ï¤±¤¸¤ã¤Ê¤¯¤Æ¡¢
±¦Â¦¤Î±é»»»Ò¤¬Í¥Àè¤é¤·¤¤¡£
¤Ä¤Þ¤ê¡¢
¡Ö2 * 5 / 3¡×¤Ï¡Ö(2 * 5) / 3¡×¤¸¤ã¤Ê¤¯¤Æ¡¢¡Ö2 * (5 / 3)¡×¤Ë¤Ê¤Ã¤Æ¤¤¤ë¡£

¤È¤ê¤¢¤¨¤º¡¢£²Ç¯¤Þ¤¨¤Î£Í£Ì¤Ç»ÅÍͤȤ¤¤¦ÏäǺ£¤â¤½¤Î¤Þ¤Þ¤Ê¤Î¤Ç¡¢¡Ö±é»»»Ò¤ò»È¤¦¤È¤­¤Ï¡¢³ç¸Ì¤Ç°Ï¤á¡×¤È¤¤¤¦¤Î¤¬°ÂÁ´¡£

(¤³¤³¤«¤é07 Nov 2006)

¤Þ¤º¤Ï¡¢ºòÆü¤ÎÊä­¤«¤é¡£

sdev¤Çµá¤á¤é¤ì¤ëɸ½àÊк¹¤Ï£°¤òÊ¿¶Ñ¤È¤·¤¿É¸½àÊк¹¤Ç¤¹¡Ê¥½¡¼¥¹¤ò¸«¤Þ¤·¤¿¡Ë¡£

ºòÆü¤Îʬ¤Ï¡¢¥é¥¤¥Ö¥é¥ê¡Ê¥æ¡¼¥¶´Ø¿ô¡Ë¤È¤·¤Æ¤Þ¤È¤á¤Þ¤·¤¿¡£
¥Ð¥ó¥ÉÉý¤Ï¡Þ2¦Ò¤Ë¤·¤¿¤¬¤Ã¤Æ¡¢£´Çܤ·¤Þ¤·¤¿¡£

 <library name="typicalprice">
   <expression>
     (high()+low()+close()) / 3
   </expression>
 </library>

 <library name="sigma">
   <expression>
     sqrt(({0} * sum(pow(each({0},typicalprice()), 2)))
           - pow(sum(each({0},typicalprice())), 2))
     / {0}
   </expression>
 </library>

 <library name="bandwidth">
   <expression>
     100 * 4 * (sigma({0}) / avg(each({0},typicalprice())))
   </expression>
 </library>

¤Ä¤¤¤Ç¤Ë¡¢oscillatorGroup¤äindicator¤âµó¤²¤Æ¤ª¤­¤Þ¤¹¡£

 <oscillatorGroup
   name="BBWidth"
   title="¥Ü¥ê¥ó¥¸¥ã¡¼¥Ð¥ó¥ÉÉý"
   type="default"/>
 <indicator
   target="oscillator"
   name="BBWidth"
   group="BBWidth"
   format="F2,%">
   <expression>
     bbwidth({0})
   </expression>
   <title>¥Ü¥ê¥ó¥¸¥ã¡¼¥Ð¥ó¥ÉÉý</title>
   <header>{0}£Â£ÂÉý</header>
   <description>¥Ü¥ê¥ó¥¸¥ã¡¼¥Ð¥ó¥É¤Î¥Ð¥ó¥ÉÉý¤Ç¤¹¡£</description>
   <param index="0" type="positiveInteger">
     <name>´ü´Ö</name>
     <daily   unit="Æü" default="25"/> 
     <weekly  unit="½µ" default="25"/>
     <monthly unit="·î" default="25"/>
   </param>
   <defaultappearance style="Line" color="White"/>
 </indicator>

 <indicator
   target="oscillator"
   name="BBWidthMin"
   group="BBWidth"
   format="F2,%">
   <expression>
     min(each(120, bbwidth({0})))
   </expression>
   <title>¥Ü¥ê¥ó¥¸¥ã¡¼¥Ð¥ó¥ÉÉý¡ÊºÇ¾®¡Ë</title>
   <header>{0}£Â£ÂÉýºÇ¾®</header>
   <description>¥Ü¥ê¥ó¥¸¥ã¡¼¥Ð¥ó¥ÉÉý¤Îľ¶á¤Ç¤ÎºÇ¾®ÃͤǤ¹¡£</description>
   <param index="0" type="positiveInteger">
     <name>´ü´Ö</name>
     <daily   unit="Æü" default="25"/> 
     <weekly  unit="½µ" default="25"/>
     <monthly unit="·î" default="25"/>
   </param>
   <defaultappearance style="Line" color="Blue"/>
 </indicator>

³¤¤¤Æ%b¤¬½Ð¤ë¤è¤¦¤Ë¤·¤Þ¤¹¡£
(ºÇ¿·²Á³Ê - ²¼ÉôBB) / (¥Ð¥ó¥ÉÉý)
¤Ê¤Î¤Ç¡¢

       (typicalprice() - (avg(each({0},typicalprice())) - (2 * sigma({0}))))
       / (4 * sigma({0}))

¿·¤·¤¯oscillatorGroup¤òºî¤ë¤È

 <oscillatorGroup
   name="BB_b"
   title="¥Ü¥ê¥ó¥¸¥ã¡¼¥Ð¥ó¥É%b"
   type="default"/>
 <indicator
   target="oscillator"
   name="BB_b"
   group="BB_b"
   format="F2,%">
   <expression>
       (typicalprice() - (avg(each({0},typicalprice())) - (2 * sigma({0}))))
       / (4 * sigma({0}))
   </expression>
   <title>¥Ü¥ê¥ó¥¸¥ã¡¼¥Ð¥ó¥É%b</title>
   <header>{0}£Â£Â%b</header>
   <description>¥Ü¥ê¥ó¥¸¥ã¡¼¥Ð¥ó¥É¤Î%b¤Ç¤¹¡£</description>
   <param index="0" type="positiveInteger">
     <name>´ü´Ö</name>
     <daily   unit="Æü" default="25"/> 
     <weekly  unit="½µ" default="25"/>
     <monthly unit="·î" default="25"/>
   </param>
   <defaultappearance style="Line" color="White"/>
 </indicator>

¤Ä¤¤¤Ç¤Ë¥¹¥¯¥¤¡¼¥º¤Î¸¡º÷¤âÉÕ¤±¤Æ¤ß¤Þ¤·¤¿¡£
120ÆüÆâ¤Î¥Ð¥ó¥ÉÉý¤ÎºÇ¾®ÃͤËÂФ¹¤ë¸½ºß¤Î¥Ð¥ó¥ÉÉý¤ÎÈæÎ¨¤Ë¤·¤Þ¤·¤¿¡£

 <screening
   name="BBWidth_s"
   format="F2,%">
   <title>¥Ü¥ê¥ó¥¸¥ã¡¼¥Ð¥ó¥É¡¦¥¹¥¯¥¤¡¼¥º¸¡º÷</title>
   <description>¥Ü¥ê¥ó¥¸¥ã¡¼¥Ð¥ó¥É¤Î¥¹¥¯¥¤¡¼¥º¤ò¸¡º÷¤·¤Þ¤¹¡£
120ÆüÆâ¤ÎºÇ¾®Ãͤˤ¿¤¤¤¹¤ë¸½ºß¤Î¥Ð¥ó¥ÉÉý¤ÎÈæÎ¨¤Ç¤¹¡£</description>
   <header>{0}¥Ü¥ê¥ó¥¸¥ã¡¼¥Ð¥ó¥É¡¦¥¹¥¯¥¤¡¼¥º¸¡º÷</header>
   <expression>
     bbwidth({0}) / min(each(120, bbwidth({0})))
   </expression>
   <param index="0" type="positiveInteger">
     <name>´ü´Ö</name>
     <daily   unit="Æü" default="25"/> 
     <weekly  unit="½µ" default="25"/>
     <monthly unit="·î" default="25"/>
   </param>
 </screening>

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¸Å¤¤¤Ç¤¹¡£ºÇ¿·¤Ï¥Ú¡¼¥¸¤ÎÀèÆ¬¤Î¤Û¤¦¤Ë¤¢¤ê¤Þ¤¹¡£

default.omega¤Ëɸ½à¤Ç¤Ä¤¤¤Æ¤¯¤ë¥Ü¥ê¥ó¥¸¥ã¡¼¥Ð¥ó¥É¤âÆþ¤Ã¤Æ¤¿¡£
¤½¤ì¤ò¸«¤¿¤é¤â¤Ã¤È´Êñ¤Ë¤Ç¤­¤ë¤ß¤¿¤¤¡£

ʬ¤«¤Ã¤¿¤³¤È
¡¡+,-,*,/¤âtime-seriesƱ»Î¤Ç·×»»¤Ç¤­¤ë¡£*,/ ¤Ïº¸ÊդΤßtime-series¤È¤¤¤¦¤³¤È¤â²Äǽ¡£

¤Ê¤Î¤Ç¡¢½ªÃÍ¥Ù¡¼¥¹¤Ç¤Î¦Ò¤Ê¤é

sdev(close({0}) - avg({0}))

¤Ç¤¤¤¤¤é¤·¤¤¡£

<library name="typicalprice">
<expression>
 (high({0}) + low({0}) + close({0})) / 3
</expression>
</library>
<library name="sigma">
<expression>
 sdev(typicalprice({0}) - avg(typicalprice({0}))
</expression>
</library>

time-series¤òºî¤ê½Ð¤¹±é»»»Ò¡¦´Ø¿ô

time-series * time-series
time-series * double
time-series / time-series
time-series / double
time-series + time-series
time-series - time-series

time-series¤ò£±¤Ä°ú¿ô¤Ë¤È¤ê¡¢Í×ÁǤ´¤È¤Ë·×»»¤·¤Ætime-series¤òÊÖ¤¹¤â¤Î
sqrt, log, abs

time-series¤òÂè°ì°ú¿ô¤Ë¤È¤ê¡¢double¤òÂèÆó°ú¿ô¤Ë¤È¤ê¡¢Í×ÁǤ´¤È¤Ë·×»»¤·¤Ætime-series¤òÊÖ¤¹¤â¤Î¡£
pow

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diff £²Í×ÁÇ´¶¤Îº¹Ê¬¤òÊÖ¤·¤Þ¤¹¡£¥µ¥¤¥º¤¬£±¸º¤ê¤Þ¤¹¡£
value_at, each ¼°¤«¤étime-series¤òÀ¸À®¤·¤Þ¤¹¡£

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