Yu Li
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Awarded to Yu Li on 22 Jan 2024
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Awarded to Yu Li on 09 Oct 2019
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find the way to transfer 2D projection back to 3D
Hi: I have a 3D line and I want to 1) project the 3D line to 2D space 2) perform analysis 3)transfer back to 3D...
8 Monate vor | 1 Antwort | 0
1
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how to calculate tangent between circle and polynomial (from curve fit)
Hi: I have a known circle with x0,y0, and r, I also have a polynomial function from curve fitting result, is there any way ...
10 Monate vor | 1 Antwort | 1
1
AntwortFrage
error when calculate differentiation of circle function
Hi: I have a circle function: (x-x0)^2+(y-y0)^2=r^2; in order to calculate th tangent of this function, I organized th...
mehr als 3 Jahre vor | 0 Antworten | 0
0
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anyway to find common tangent for two functions
Hi: I have two functions, and I want to find a tangent circle with a given radius, for example, function y=0.5*x and y=x^2,...
mehr als 3 Jahre vor | 1 Antwort | 0
1
AntwortFrage
anyway to color 2D triangular plot with "CData"
Hi: I have a 2D triangulation data including vertices and connectivity, I want to color it with the value at its geometry c...
fast 4 Jahre vor | 1 Antwort | 0
1
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axis equal & off not work for trisurf function
Hi: I want to plot figure by 'trisurf', if I use order below: f=figure; axis equal axis off trisurf(xxx...
etwa 4 Jahre vor | 1 Antwort | 0
1
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how to split these char format into lines
I have a char format data which is read from the last several lines of a file, from Linux system, by command provide by this ans...
mehr als 4 Jahre vor | 2 Antworten | 0
2
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any easy way to get the index of line
Hi: I have a set of lines and I plot them together, what I want to do, is to locate one line and then find its index, i.e. ...
mehr als 4 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
triangulation between two circles
Hi: I have two circiles which is constructed by points. With the known coordinated of the points on these two circl...
mehr als 4 Jahre vor | 1 Antwort | 0
1
AntwortFrage
anyway to call matlab function without bracket
Hi: the usual Matlab function need to be called like: function(input), but I noticed that some function such as 'save', can...
etwa 5 Jahre vor | 1 Antwort | 0
1
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anyway to give separate color to 'stack' bar plot
Hi: I read an post from link below: https://www.mathworks.com/matlabcentral/answers/175955-how-to-assign-a-label-to-ea...
etwa 5 Jahre vor | 1 Antwort | 0
1
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problem while using 'intersect' between strings
Hi: I have two strings: s1='bound10-wall1.out' s2='bound10-wall24.out' and I need the intersect between them, then, ...
etwa 5 Jahre vor | 1 Antwort | 0
1
AntwortFrage
understanding about idea in a Matlab Graphics blog
Hi: I read through a Matlab blog : https://blogs.mathworks.com/graphics/2015/07/22/implicit-surface-intersections/ I'm...
etwa 5 Jahre vor | 0 Antworten | 0
0
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question about indexing of logic matrix
Hi: I read through the blog presented in link: https://blogs.mathworks.com/graphics/2015/07/22/implicit-surface-...
etwa 5 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
imread not working for gif problem
Hi: I have a gif and I want to read into Matlab, but it does not work, is there any mistake with my operation? the cod...
etwa 5 Jahre vor | 1 Antwort | 1
1
AntwortFrage
anyway to call checkbox in appdesigner programmatically?
Hi: is there anyway to call checkbox in appdesigner programmatically? Thanks! Yu
etwa 5 Jahre vor | 1 Antwort | 0
1
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anyway to cat specific column using horzcat?
Hi: I have a cell array, the size is not determined, but each array is a 1000*3 matrix. I want to merge the 3rd colu...
etwa 5 Jahre vor | 2 Antworten | 0
2
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anyway to get list of linestyle in uiaxes of app
Hi: I have an UIAxes in app and I need the list of line style of it, the command I use is: lineStyle=app.UIAxes.LineStyleO...
etwa 5 Jahre vor | 1 Antwort | 0
1
AntwortFrage
anyway to clear variable in Matlab workspace from app?
Hi: is there anyway to clear variable in Matlab workspace from app designer? an workaround I know is to use 'assign...
etwa 5 Jahre vor | 2 Antworten | 0
2
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how to get index of selected item in listbox of appdesginer
Hi: I want to get the index of selected item in listbox of appdesigner. I found a solution here: https://www.mathwor...
etwa 5 Jahre vor | 2 Antworten | 1
2
AntwortenFrage
anyway to close cftool programmatically
Hi: is there anyway to close cftool programmatically? Thanks! Yu
etwa 5 Jahre vor | 1 Antwort | 1
1
AntwortFrage
anyway to transfer data from matlab workspace to appdesigner
Hi: I want to develop an app based on the data in the workspace. is there anyway to do it like 'cftool'? i.e. once I open t...
mehr als 5 Jahre vor | 1 Antwort | 1
1
AntwortFrage
cprintf not work in linux command window
Hi: I noticed that function 'cpirntf' does not work in Linux command window, below is what I did: 1. open a command wi...
mehr als 5 Jahre vor | 1 Antwort | 0
1
AntwortFrage
how to show selection of property using 'Tab' in self-developed function
Hi: I see for some Matlab function, such as 'colorbar', if I want to pick an location, I can use 'TAB' and some selection ...
mehr als 5 Jahre vor | 1 Antwort | 0
1
AntwortFrage
question regarding 'copyfile' function from folder to folder
Hi: I tried to use 'coypfile' function from folder to folder. assuming I have file a.txt, b.txt in folder 'A', and ...
mehr als 5 Jahre vor | 2 Antworten | 1
2
AntwortenFrage
operation problem after use 'qlogin' in linux system
Hi: in the linux system, I log into a node and want to check the cores available for parallel computing, below is my code: ...
mehr als 5 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
anyway to read value of color column using data cursor
Hi: I have a scatter points x and y, and I colored them with c, below is the test code: [X,Y] = meshgrid(1:0.5:10,1:20); ...
mehr als 5 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
any way to add legend in bar plot like this?
Hi: is there anyway to add legend of a bar plot like below? i.e. put the bar plot on the left side and the legend on the ri...
mehr als 5 Jahre vor | 1 Antwort | 0
1
AntwortFrage
set editField 'invisible' in app-designer problem
Hi: I have a set of editField and I want to set them into 'invisible', the original display looks like below: ...
mehr als 5 Jahre vor | 1 Antwort | 1
1
AntwortFrage
cell part not saved using '-struct' option
Hi: I have a structure variable 'ImaInfo' like below: then I saved it into disk using '-struct' option, using co...
mehr als 5 Jahre vor | 0 Antworten | 0
0
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