Zekegao

MNN 2.8.1 CPU耗时比ONNXRuntime多

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## 平台: x86 CPU: Intel® Xeon(R) CPU E5-2620 v4 @ 2.10GHz × 16 ## Github版本: 2.8.1 ## 编译方式: ``` g++ (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0 -- MNN BUILD INFO: -- System: Linux...

pnnx使用出现std::out_of_range

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## error log | 日志或报错信息 | ログ terminate called after throwing an instance of 'std::out_of_range' what(): map::at Traceback (most recent call last): File "Test_img.py", line 228, in main() File "Test_img.py",...

extract遇到Segmentation fault

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## detail | 详细描述 | 詳細な説明 ### 背景 模型为两个输入，一个输出。直接使用pnnx转换会出现不成功，信息如下 ``` Exception raised from RAIIFile at ../caffe2/serialize/file_adapter.cc:21 (most recent call first): frame #0: c10::Error::Error(c10::SourceLocation, std::string) + 0x57 (0x7fc31e6f84d7 in /home/ubuntu/.local/lib/python3.8/site-packages/torch/lib/libc10.so) ```...

about the simulation software

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Hi everyone, I just saw a High-speed flight at 4.0 m/s with SVO video https://www.youtube.com/watch?v=4X6Voft4Z_0 I want to use the simulation software in this video to easy display postions ,...