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Jinqiang Cui
Lives in Singapore
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Jinqiang Cui

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Skip items in Matlab legend
You can specify a vector of plot handles to use in the legend. For example: h1 = plot(rand(1,10)); % Blue line
hold on;
h2 = plot(rand(1,10),'r'); % Red line
h3 = plot(rand(1,10),'g'); % Green line
legend([h1 h3],{'hello','world'}); % Only the blue ...
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Jinqiang Cui

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Kinderdijk, Netherlands 2
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Ubuntu 12.04 – The System is running in low-graphics mode
How do we fix it? There is simple fix for this issue. Once you get the error on your screen press  ALT+CTRL+F1,  once in new screen type/run these commands sudo apt-get update
sudo apt-get purge flglrx
sudo reboot The message should be gone, if not there is...
How do we fix it? There is simple fix for this issue. Once you get the error on your screen press ALT+CTRL+F1, once in new screen type/run these commands sudo apt-get update sudo apt-get purge flglrx sudo reboot The message...
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Jinqiang Cui

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Das ist eine brilliante Idee
Teil 4 Lektion 1 Gibt es schon Reaktionen auf den Sprachkurse? Ja, wir haben viele Hörerbriefe bekommen. Und was steht in den Briefen? Die kann ich doch nicht alle vorlesen. Das dauert viel zu lange. Nicht alle, aber einige - bitte! Ja, das interessiert mic...
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Teil 4 Lektion 1 Gibt es schon Reaktionen auf den Sprachkurse? Ja, wir haben viele Hörerbriefe bekommen. Und was steht in den Briefen? Die kann ich doch nicht alle vorlesen. Das dauert viel zu lange. Nicht alle, aber einig...
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Jinqiang Cui

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Matlab marker size color
plot(xini(1),xini(2), 'ko' , 'MarkerSize' ,10,   'MarkerFaceColor' ,[0,0,0]) plot(tgt(1),tgt(2), 'rd' , 'MarkerSize' ,10,   'MarkerFaceColor' ,[1,0,0])
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latex math symbols
Latex Math Symbols
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Kinderdijk, Netherlands
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SURF and BRISK in OpenCV
Today I spent half a day to compare the two feature detector and descriptor SURF and BRISK. The conclusion is SURF is more accurate but takes much longer BRISK is 10 times faster with worse accuracy.  One thing to notice: when using Brute-force matcher, min...
Today I spent half a day to compare the two feature detector and descriptor SURF and BRISK. The conclusion is SURF is more accurate but takes much longer BRISK is 10 times faster with worse accuracy.  One thing to notice: ...
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Finds an object pose from 3D-2D point correspondences
C++:   bool   solvePnP ( InputArray   objectPoints , InputArray   imagePoints , InputArray   cameraMatrix , InputArray   distCoeffs , OutputArray   rvec , OutputArray   tvec , bool   useExtrinsicGuess =false, int   flags =ITERATIVE   ) Parameters: objectPoi...
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Have them in circles
49 people
Eric Dong's profile photo
Xuelei Niu's profile photo
Xiaolian Zheng's profile photo
Kevin Ang's profile photo
Ursula Achternkamp's profile photo
Open Engineering University's profile photo
Wolfram Burgard's profile photo
李书鹏's profile photo
Ewoud Smeur's profile photo
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