can't run the program

Nobody has claimed this yet.

**I'm submitting a ...** (check one with "x")

```
[ ] bug report
[ ] help wanted
[ ] feature request
```

**Current behavior**
CvANN_MLP ann;
严重性 代码 说明 项目 文件 行 禁止显示状态
错误(活动) E0020 未定义标识符 "CvANN_MLP" car D:\git\car\EasyPR_v1.1\src\include\chars_identify.h 51

**Expected/desired behavior**

run the program

**Reproduction of the problem**

If the current behavior is a bug or you can illustrate your feature request better with an example, please provide the steps to reproduce.

**What is the expected behavior?**

**What is the motivation / use case for changing the behavior?**

**Please tell us about your environment:**

* **System:** CentOS

* **Compiler version/IDE:** gcc4.8

* **CMake version:** 3.5.1

* **OpenCV version:** [2.4.9 | 2.4.10 | 2.4.11 | 2.4.12 | 2.4.13 | 3.0 ALPHA | 3.0 BETA | 3.0 RC1 | 3.0 | 3.1 ]

Start at src/include/chars_identify.h line 51, where CvANN_MLP is reported as undefined, and review the project's OpenCV and compiler setup against the listed CentOS environment. Confirm the cause of the compilation failure and that the program builds and runs successfully.

Written by the indexing model from the issue text.