Question

matlab 2014a怎样安装cvx？

解压cvx后运行cvx_setup后显示No license installed，求大神帮忙解决一下
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CVX: Software for Disciplined Convex Programming (c)2014 CVX Research
Version 2.1, Build 1088 (e790d80) Sat Sep 20 22:03:02 2014
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Installation info:
Path: D:\cvx
MATLAB version: 8.3 (R2014a)
OS: Windows 7 x86 version 6.1
Java version: 1.7.0_11
Verfying CVX directory contents:
No missing files.
Preferences:
Path: C:\Users\Administrator\AppData\Roaming\MathWorks\MATLAB\cvx_prefs.mat
License host:
Username: Administrator
Host ID: 4487fc7699f7 (eth3)
Installed license:
No license installed.
No valid licenses found.
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Setting CVX paths...already set!
Searching for solvers...5 shims found.
2 solvers initialized (* = default):
* SDPT3 4.0 {cvx}\sdpt3
SeDuMi 1.34 {cvx}\sedumi
4 solvers skipped:
GLPK
Could not find a GLPK installation.
Gurobi {cvx}\gurobi\w32
No valid Gurobi license was found. (Please note that this
license is *not the same* as the CVX license; it must be
obtained directly from Gurobi Optimization.) If you do have
a Gurobi license, the the Gurobi MEX file could not find it.
Please consult the Gurobi documentation for assistance.
Gurobi_2 D:\gurobi550\win32
No valid Gurobi license was found.
Mosek unknown {cvx}\mosek\w32
A CVX Professional license is required.
Saving updated preferences...done.
Testing with a simple model...done!
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To change the default solver, type "cvx_solver <solver_name>".
To save this change for future sessions, type "cvx_save_prefs".
Please consult the users' guide for more information.
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Answer 1

现在cvx要求装license的，如果你是在学校里的话，可以用学校里的邮箱在下面这个页面

http://cvxr.com/cvx/academic/

免费申请一个academic license（一般提交申请后马上会发到你填的邮箱的）。然后按照收到的邮件里的说明装一下license就好了