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我正在使用Matalb 2014。在使用它顯示的功能：未定義函數'fitrsvm'用於輸入'double'類型的參數
which fitrsvm
'fitrsvm' not found.
fitrsvm是一個內置功能，所以爲什麼matlab不能識別它？ 我想在迴歸中使用svm有沒有其他辦法可以做到這一點？
在搭售「版本」這表明
MATLAB Version: 8.4.0.150421 (R2014b)
MATLAB License Number: unknown
Operating System: Microsoft Windows 8.1 Pro Version 6.3 (Build 9600)
Java Version: Java 1.7.0_11-b21 with Oracle Corporation Java HotSpot(TM) 64-Bit Server VM mixed mode
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MATLAB Version 8.4 (R2014b)
Simulink Version 8.4 (R2014b)
Bioinformatics Toolbox Version 4.5 (R2014b)
Communications System Toolbox Version 5.7 (R2014b)
Computer Vision System Toolbox Version 6.1 (R2014b)
Control System Toolbox Version 9.8 (R2014b)
Curve Fitting Toolbox Version 3.5 (R2014b)
DSP System Toolbox Version 8.7 (R2014b)
Data Acquisition Toolbox Version 3.6 (R2014b)
Database Toolbox Version 5.2 (R2014b)
Econometrics Toolbox Version 3.1 (R2014b)
Financial Toolbox Version 5.4 (R2014b)
Fixed-Point Designer Version 4.3 (R2014b)
Fuzzy Logic Toolbox Version 2.2.20 (R2014b)
Global Optimization Toolbox Version 3.3 (R2014b)
Image Acquisition Toolbox Version 4.8 (R2014b)
Image Processing Toolbox Version 9.1 (R2014b)
Instrument Control Toolbox Version 3.6 (R2014b)
MATLAB Builder EX Version 2.5.1 (R2014b)
MATLAB Builder JA Version 2.3.2 (R2014b)
MATLAB Builder NE Version 4.2.2 (R2014b)
MATLAB Coder Version 2.7 (R2014b)
MATLAB Compiler Version 5.2 (R2014b)
MATLAB Report Generator Version 4.0 (R2014b)
Mapping Toolbox Version 4.0.2 (R2014b)
Neural Network Toolbox Version 8.2.1 (R2014b)
Optimization Toolbox Version 7.1 (R2014b)
Parallel Computing Toolbox Version 6.5 (R2014b)
Partial Differential Equation Toolbox Version 1.5 (R2014b)
Real-Time Windows Target Version 4.5 (R2014b)
Robust Control Toolbox Version 5.2 (R2014b)
Signal Processing Toolbox Version 6.22 (R2014b)
SimBiology Version 5.1 (R2014b)
SimHydraulics Version 1.15 (R2014b)
SimMechanics Version 4.5 (R2014b)
SimPowerSystems Version 6.2 (R2014b)
Simscape Version 3.12 (R2014b)
Simulink Coder Version 8.7 (R2014b)
Simulink Control Design Version 4.1 (R2014b)
Simulink Real-Time Version 6.1 (R2014b)
Spreadsheet Link EX Version 3.2.2 (R2014b)
Stateflow Version 8.4 (R2014b)
Statistics Toolbox Version 9.1 (R2014b)
Symbolic Math Toolbox Version 6.1 (R2014b)
System Identification Toolbox Version 9.1 (R2014b)
Wavelet Toolbox Version 4.14 (R2014b)
有統計工具箱，但沒有統計和機器學習工具箱。
[文檔]（http://de.mathworks.com/help/stats/fitrsvm.html）表示，它是隻在Matlab 2015B引入。 – sietschie