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NiuTensor is an open-source toolkit developed by a joint team from NLP Lab. at Northeastern University and the NiuTrans Team. It provides tensor utilities to create and train neural networks.

Home Page: http://opensource.niutrans.com/niutensor/

License: Apache License 2.0

C++ 81.19% Cuda 18.17% C 0.21% CMake 0.43%
deep-learning artificial-neural-networks tensor machine-learning

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niutensor's Issues

有两个问题请教

你好!有两个问题请教下:
1.你们提到的深度优化版本什么时候出来?
2.transformer模型训练或预测应该存在问题,什么时候改一个正确的版本我们测试一下?

An undefined error was encountered during installation

When I installed the GPU version, I encountered an undefined error. The error is as follows. How to fix it? Thank you very much.

./source/tensor/core/movement/CopyValues.cuo:在函数‘nts::_CudaCopyValues(nts::XTensor const*, nts::XTensor*, nts::XStream*)’中: tmpxft_00009cd9_00000000-5_CopyValues.compute_70.cudafe1.cpp:(.text+0x301):对‘nts::XMemCopyAsync(void*, int, void const*, int, unsigned long, CUstream_st*, int)’未定义的引用 tmpxft_00009cd9_00000000-5_CopyValues.compute_70.cudafe1.cpp:(.text+0x541):对‘nts::XMemCopyAsync(void*, int, void const*, int, unsigned long, CUstream_st*, int)’未定义的引用

最新NiuTrans.NMT问题

训练问题:
时间长了,GPU消耗内存会变大,从而中断训练,尤其是valid数据较大时

翻译部分问题:
用自带de-en数据测试,还ok
用中英语料测试,发现问题:

  1. beamsize=1时,有些句子翻译完整,有些只翻译前面部分
  2. beamsize>1时,只翻译少量句子,多数句子输出空白

VS2015编译问题

在win10上用vs2015配置好环境,build时会出现如下output:

1> Sum.obj : error LNK2019: 无法解析的外部符号 cblas_saxpy,该符号在函数 "void __cdecl nts::_Sum(struct nts::XTensor const *,struct nts::XTensor const *,struct nts::XTensor *,float)" (?_Sum@nts@@YAXPEBUXTensor@1@0PEAU21@M@Z) 中被引用
1> XTensorBLAS.obj : error LNK2019: 无法解析的外部符号 cblas_sgemm,该符号在函数 "void __cdecl nts::_MatrixMULCPU(struct nts::XTensor const *,enum nts::MATRIX_TRANS_TYPE,struct nts::XTensor const *,enum nts::MATRIX_TRANS_TYPE,struct nts::XTensor *,float,float)" (?_MatrixMULCPU@nts@@YAXPEBUXTensor@1@W4MATRIX_TRANS_TYPE@1@01PEAU21@MM@Z) 中被引用
1>C:\Users\ZXF\Documents\Visual Studio 2015\Projects\Niutest\x64\Debug\Niutest.exe : fatal error LNK1120: 2 个无法解析的外部命令
========== 生成: 成功 0 个,失败 1 个,最新 0 个,跳过 0 个 ==========

如果在 C/C++->预处理器->预处理器定义 中去掉USE_BLAS则可以成功build,请问这种情况是缺少了什么库么?

基于CPU的FP16有支持计划么

您好,

在NiuTensor的Roadmap中看有支持CPU FP16的计划,请问有预计的支持/开放时间么(当前OpenBLAS好像已经支持了BFLOAT16)?看最近Tencent的NCNN和Alibaba的MNN推理框架都已经支持了FP16。

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