function?plot_cw_policy（pol_piCFs_starts_end）
[sideIIsideJJ]=size（pol_pi）;?
IIdelims?=?0:sideII;?IIcents?=?1:sideII;
JJdelims?=?0:sideJJ;?JJcents?=?1:sideJJ;
%?畫懸崖
figure（‘Position‘?[100?100?400?200]）;?
imagesc（?JJcents?IIcents?CF?）;?colorbar;?hold?on;?
set（gca?‘Ytick‘?[1?2?3?4?]?‘Xtick‘?[1:12]?‘FontSize‘?9）;
%?畫開始和結束點:
plot（?s_start（2）?s_start（1）?‘^‘?‘MarkerSize‘?10?‘MarkerFaceColor‘?‘k‘?）;?
plot（?s_end（2）?s_end（1）?‘o‘?‘MarkerSize‘?10?‘MarkerFaceColor‘?‘k‘?）;?
axis?normal

%?fill?the?vectors:
px?=?zeros（size（pol_pi））;?py?=?zeros（size（pol_pi））;?
for?ii=1:sideII
??for?jj=1:sideJJ
????switch?pol_pi（iijj）
?????case?1
??????%
??????%?action?=?UP?
??????%
??????px（iijj）?=?0;
??????py（iijj）?=?0.5;?
?????case?2
??????%
??????%?action?=?DOWN
??????%
??????px（iijj）?=?0;
??????py（iijj）?=?-0.5;?
?????case?3
??????%
??????%?action?=?RIGHT
??????%
??????px（iijj）?=?0.5;
??????py（iijj）?=?0;?
?????case?4
??????%
??????%?action?=?LEFT?
??????%
??????px（iijj）?=?-0.5;?
??????py（iijj）?=?0;?
?????case?5
??????px（iijj）?=?-0.5;?
??????py（iijj）?=?+0.5;?
?????case?6
??????px（iijj）?=?+0.5;?
??????py（iijj）?=?+0.5;?
?????case?7
??????px（iijj）?=?+0.5;?
??????py（iijj）?=?-0.5;?
?????case?8
??????px（iijj）?=?-0.5;?
??????py（iijj）?=?-0.5;?
?????otherwise
??????error（‘unknown?value?of?pol_pi（iijj）‘）;?
????end
??end
end

ind0?=?find（CF（:）==0）;?px（ind0）=0;?py（ind0）=0;?px（sideIIsideJJ）=0;?py（sideIIsideJJ）=0;?

%[jjMiiM]=meshgrid（1:sideJJ1:sideII）;
[jjMiiM]=meshgrid（JJcentsIIcents）;

%quiver（iiMjjMpxpy0）;?
quiver（jjMiiMpx-py0?‘Color‘‘r‘?‘LineWidth‘?1.5）;?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1681??2017-08-24?21:26??19第十九章\plot_cw_policy.m

?????文件???????4481??2017-10-03?14:44??19第十九章\q_learn.m

?????文件???????4392??2017-10-03?14:44??19第十九章\SARSA_CW.m

?????文件???????1105??2017-08-24?20:17??19第十九章\transition.m

????..AD...?????????0??2017-10-14?16:04??19第十九章

-----------?---------??----------?-----??----

????????????????11659????????????????????5