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Page 1: Ú - University of WashingtonÚ [Ö ×[ÙÂÔÂØ qð#ì ñXå^ðÈß.â,Þ + ãLí âÐÝæòXâ ~âÐò ð«ëXÞSð'ì[í¿å ð ë ó:å^ä ÞSÝ ð ä¨ì[âVå â ä¨â@å Þ

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Page 20: Ú - University of WashingtonÚ [Ö ×[ÙÂÔÂØ qð#ì ñXå^ðÈß.â,Þ + ãLí âÐÝæòXâ ~âÐò ð«ëXÞSð'ì[í¿å ð ë ó:å^ä ÞSÝ ð ä¨ì[âVå â ä¨â@å Þ

0 2 4 6 8 10Scale (see prcp_overlap.c)

0

100

200

300

400

500

600

700

Numb

er

No. of selected prcp stations

No. of required flow stationsto match the selected prcps

No. of matched flow/prcp pairs

No. of correlated flow/prcp pairs

The black curve goes up to 699 (the number of prcp stations unaffected by snow).The red curve eventually falls off because less flow stations are required to select a prcp.The green eventually falls off too because the red falls off faster than the black rises.The blue falls off faster than the green because less pairs remain correlated.The peak of the blue is the scale we should pick (~5).

�uä�Lé¦ô �¹ê�ëXâ"ã�ñXì�ß.â � í~ï ��� â��Ðä � äæð«ÞSð«äæí¿ãÂÞ~ãLò Xí � å^ð«ÞSð«äæí¿ãXå¹ß.â@ïaí � â"Þ~ãXòÄÞSï ð�â � � Þ~ä � äæã�Xéà ��ãXãXâ��ÐâÐå�Þ � óLç8ç8è é

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Page 21: Ú - University of WashingtonÚ [Ö ×[ÙÂÔÂØ qð#ì ñXå^ðÈß.â,Þ + ãLí âÐÝæòXâ ~âÐò ð«ëXÞSð'ì[í¿å ð ë ó:å^ä ÞSÝ ð ä¨ì[âVå â ä¨â@å Þ

0 0.2 0.4 0.6 0.8 1Fraction of Days with Snow

200

400

600

800No

. of S

tatio

ns U

naffe

cted b

y Sno

w

Winter

Spring

Summer

Autumn

�uä�Lépô ��ê�ëXâ¦ã:ñLì�ß6â � í~ï ��� â��Ðä � äæð«ÞSð«äæí¿ãbå^ð«ÞSð«äæí¿ãXåÃñLãÀÞ+�6â��@ð�âÐòIßfóbå�ãLí � Þ~åJÞ'ïañXã�� ð«äæí¿ãí~ïð«ëLâ¦ï � Þ��@ð�ä¨í¿ãíSïuòÀÞ�ó:å � äæð«ë²å^ãXí � é�à �&ãXãXâ��Ðâ@å«Þ � óXç8ç8è é

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Page 22: Ú - University of WashingtonÚ [Ö ×[ÙÂÔÂØ qð#ì ñXå^ðÈß.â,Þ + ãLí âÐÝæòXâ ~âÐò ð«ëXÞSð'ì[í¿å ð ë ó:å^ä ÞSÝ ð ä¨ì[âVå â ä¨â@å Þ

0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.4 2.6 2.8 3sqrt(api)

0

0.2

0.4

0.6

0.8

1

1.2

1.4N

orm

aliz

ed d

ensi

ty

distribution of the sqrt(api) for 10 stations.

The integrals

Sqrt(api)=1.09 is where the integral is 0.667

Sqrt(api)=0.69 is where the integral is 0.333.

(made by xmgr)

(each one made by overlap_pot.c)

(obtained graphically)

(obtained graphically)

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