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Subject: When I enter : [x,y] = solve('x+2*y=4','2*xây=3') Matlab says : Error using solve>processString (line 365) ' 2*xây=3 ' is not a valid expression or equation. Error in solve>getEqns (line 286) eqns = processString(eqns, v, vc); Error in solve >> more Original post by Tali Natasha Last post by Nasser M. Abbasi - 31 Jan 2015 - 1 reply |
Subject: Hello all ! I am trying to use the continuous wavelet transform to view a signal in time-frequency domain. I am trying to use scal2frq to do get an approximate frequency range. However, when I enter different values for the scales, my signal seems to con >> more Original post by Peter Last post by Jannis Ahlers - 31 Jan 2015 - 1 reply |
Subject: Is there a smart way to repeat the rows of a 6 row-matrix (for example), such as the new matrix consists of [row1; row2; row2; row3; row3; row4; row4; row5; row5; row6] of the original matrix? Thank you, Elnaz Original post by Elnaz Last post by Nasser M. Abbasi - 31 Jan 2015 - 1 reply |
Subject: Hi There, I'm using MATLAB 2014a on Ubuntu and I have not been able to change the size of the text for axis tick marks. I have tried the following command and verified that it works on matlab 2013a on Windows: set(gca,'fontsize',14) Is this a problem wi >> more Original post by Gene Polovy Last post by Gene Polovy - 31 Jan 2015 |
Subject: Good evening, I have a large cell array of various data types/lengths. I am trying to use "xlswrite" to export this cell array. However, some of the cells contain date strings that Excel interprets as numbers. How could I export the string and not have E >> more Original post by Dan Last post by Dan - 31 Jan 2015 |
Subject: Hey everyone: I have a question of communication between Java and Matlab Simulink Stateflow. My goal is: Have a java application and a Matlab Simulnik Stateflow run parallel on the same machine. Have communicating between Java and Matlab Simulink >> more Original post by Andrew Ou |
Subject: Hello all I have 6GB of data(CSV format) in a dataset. However i am unable to load/import the data into Matlab. Kindly help?? Thanks in advance Original post by arjun raj rajanna Last post by arjun raj rajanna - 30 Jan 2015 |
Subject: A meshgrid in 3-dimension can be written as [X,Y,Z] = meshgrid(1:n,1:n,1:n); The resultant X is same as the X obtained using "repmat" as X = repmat(1:n,n,1,n); Similarly Y obtained using meshgrid is same as Y = repmat([1:n]',1,n,n); Is there any way to ge >> more Original post by kumar vishwajeet Last post by Steven Lord - 30 Jan 2015 - 1 reply |
Subject: Hi, Could you please help me to read, 10:01:00.01 0112-0453-0432 0982 10:01:00.11 0272-0264-0382 0678 ---- ---- I want them as 10 1 0.01 112 453 432 982 for the first line and so on. I used textscan to read them, but I could not get them as I want. >> more Original post by rajkrai@gmail.com |
Subject: I am a fairly new user, I am confused by the following code. Could anyone explain what the second line really represents?? I have inputed fs:1.5, which gives the output "Empty matrix: 1-by-0". then it makes no sense to divide 0:1 or [0 1] by fs:1.5 >> more Original post by Riyasat Last post by dpb - 30 Jan 2015 - 1 reply |
Subject: Hello, I want to plot the colormap of N points. I have a two dimensional matrix with N rows and four colums. The first three columns of the matrix contain X, Y and Z coordinates of these points. The fourth column denotes the strength of these points. I >> more Original post by Muhammad Last post by dpb - 30 Jan 2015 - 1 reply |
Subject: I have one problem in tomlab, is a mip. Ican difeni one funcion, and before in cretiria mlpAssing incorpored the funciond: e.g: Prob = mipAssign(@my_f,...............); I try but don't run!!!! Original post by Ricardo Faia Last post by Ricardo Faia - 30 Jan 2015 |
Subject: If i open a file with a machineformat specified: FidOut=fopen([Pathstr '\' Name '.SGY'],'w',Mf); Do i then need to specify all fwrite commands with the machineformat or does is know from the open file? Original post by exosceleton Last post by dpb - 30 Jan 2015 - 1 reply |
Subject: Hi, I want to toggle a hg-property, which can be "on" or "off" by means of an inline function (i.e. without using a separate m-file !!!). Suppose the Handlevisibility of a figure. I can see, how this can be done with a separate function: >> set(gcf, ' >> more Original post by Sebastian Hölz Last post by Sebastian Hölz - 30 Jan 2015 - 2 replies |
Subject: I'm attempting to get the image acquisition toolbox to work with an imperX camera link frame grabber. The problem I am having is that my camera outputs 640x512, 14 bit monochrome images, but matlab will only read them in as 640x480, 8 bit images. The >> more Original post by Matthew Last post by Matthew - 30 Jan 2015 |
Subject: Hi all, I've looked around for ages but cannot find a different solution. I fear there isn't one. Problem: I have a tool that batch processes data and creates loads (00's) of figures. I don't want them flashing up and getting in the way while the user is >> more Original post by Oliver Last post by Yuri Geshelin - 30 Jan 2015 - 24 replies |
Subject: I want to plot two variables with the same y-axis dependency, but I cannot make it work. It is no problem for a line plot, but as soon as I try the plot function or scatter function, it will not let me add an extra x-axis on top of the graph. Instead in s >> more Original post by Thor Last post by Steven Lord - 30 Jan 2015 - 7 replies |
Subject: Guys I'm working to create two video axes in a single gui. One is to start the camera and the other one to show the transformed video. I've designed the gui but it's not working. How to specify the code to plot it in the axes 2? Thanx in advance. It wou >> more Original post by Guru Last post by Steven Lord - 30 Jan 2015 - 2 replies |
Subject: Hi Equation: 4X+2X-Y=2X+2, find the value of Y at X=2. We can solve the equation after rearranging it as, Y=4X-2; Is it possible to solve the equation in matlab without rearranging?? Original post by R7 DR Last post by R7 DR - 30 Jan 2015 - 3 replies |
Subject: I have a cell array: results = {5,2}; that is: results = [1x5 double] [1x1 prob.NormalDistribution ] [1x5 double] [1x1 prob.tLocationScaleDistribution] [1x5 double] [1x1 gmdistribution ] [1x5 double] [ >> more Original post by simo borto Last post by dpb - 30 Jan 2015 - 6 replies |
Subject: Hello, I'd like to receive a report from Matlab but sendmail doesn't work (it seems) with any server SMTP that needs authentication. How could I fix this problem? I use Matlab 7.0 Do exist any free Smtp without authentication? Original post by mutaforme da Google |
Subject: I have just installed R2014b on a Mac OS 10.9.4 system. After opening I have an error message in the command window: MATLAB:dispatcher:loadLibrary Can't load '/Applications/MATLAB_R2014b.app/bin/maci64/libmwmathlinalg.dylib': dlopen(/Applications/MATLAB_ >> more Original post by Pascal Azerad Last post by Pascal Azerad - 30 Jan 2015 - 2 replies |
Subject: Hello, I am a new Matlab user and I am trying to plot an ellipse contour. I define a function like this: function ellipse_function(gamma,Psi,xi,Theta,col) x = linspace(-1,1); y = linspace(-1,1); [X,Y] = meshgrid(x,y); Z = (sin(xi).^2).*(1-X.^2-Y.^2)-((Th >> more Original post by Mari Alqarni Last post by Mari Alqarni - 30 Jan 2015 |
Subject: I simply want to write the DOORS synchronisation settings (RMI) of a model by script, but in the documentation I only found a way to do this, while actually synchronising. This I definitely do not want as this is intended to be part of a check/autocorrect >> more Original post by rofl Last post by rofl - 30 Jan 2015 |
Subject: Dear all, Unfortunately my maths is not very strong at the moment but I'm not completely useless. I have been trying to compare some simple wireless beamformer simulations. I have successfully recreated a Signal to leakage ratio (SLR) beamformer simulat >> more Original post by jonny.d.w@gmail.com |
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