I am not sure if the problem with the gcc but it seems not

[drahmad89]

Warning: You are using gcc version '6.5.0'. The version of gcc is not supported. The version currently supported
with MEX is '6.3.x'. For a list of currently supported compilers see:
https://www.mathworks.com/support/compilers/current_release.

In compile (line 1)
Error using mex
/home/ahmad/suspiciousactivitydetector/code/voc-release3.1/voc-release3.1/resize.cc: In function ‘mxArray*
resize(const mxArray*, const mxArray*)’:
/home/ahmad/suspiciousactivitydetector/code/voc-release3.1/voc-release3.1/resize.cc:85:43: error: cannot convert
‘const mwSize* {aka const long unsigned int*}’ to ‘const int*’ in initialization
const int sdims = mxGetDimensions(mxsrc);
^
/home/ahmad/suspiciousactivitydetector/code/voc-release3.1/voc-release3.1/resize.cc:98:73: error: cannot convert
‘int’ to ‘const mwSize* {aka const long unsigned int*}’ for argument ‘2’ to ‘mxArray*
mxCreateNumericArray_730(mwSize, const mwSize*, mxClassID, mxComplexity)’
mxArray *mxdst = mxCreateNumericArray(3, ddims, mxDOUBLE_CLASS, mxREAL);