about TensorFlow Computing model
TensorFlow's programming differs greatly from the way I used to approach programming. Previous programming, whether the compiler type of language or scripting language, is a step-by-step, variable calculation, you will get results, such as c=a+b, when the execution of the statement, you will get the value of C. But TensorFlow is not, it first to programmatically, build a ca
Platform
Use
Caffe
C++/cuda
Fast
So so
Comprehensive
Cnn
All Systems
Medium
TensorFlow
C++/cuda/python
Medium
Good
Medium
Cnn/rnn
Linux\osx
Difficult
MXNet
C++/cuda
Fast
Good
Comprehensive
Cnn
All Systems
Medium
Torch
C/lua/cuda
Fast
Good
Comprehensive
Cnn/r
TensorFlow TensorFlow (Tengsanfo) is Google based on the development of the second generation of artificial intelligence learning system, its name comes from its own operating principles. Tensor (tensor) means n-dimensional arrays, flow (stream) means the computation based on data flow diagram, TensorFlow flows from one end of the flow graph to the other.
There are three methods for reading Tensorflow data (next_batch ),
Tensorflow data can be read in three ways:
Preloaded data: pre-load data
Feeding: Python generates data and then feeds the data to the backend.
Reading from file: read directly from the file
What are the differences between the three read methods? First, we need to know how TensorFlow (TF)
1, after the installation is complete, open anaconda Prompt, create tensorflow virtual environmentIn the prompt, enter:>>> Conda create-n TensorFlow python=3.52. Enter TensorFlow environment, enter>>> Activate TensorFlowBefore the command line, you can see the Add (TensorFlow) before entering the promptBecame like this
A Installing Anaconda3Select the appropriate version of the Anaconda installation, because the website directly download the speed is too slow, we choose to download from Tsinghua University open source software image station.: https://mirrors.tuna.tsinghua.edu.cn/anaconda/archive/After entering the website, drop down to the bottom and select the Windows version to download.installation process, direct click Next, installation location is best to choose the default can save a lot of trouble.To t
Installation Environment
Windows8.1
python3.5.x (TensorFlow only supports version 3.5.x of Python on Windows)
Pip 9.0.1
tensorflow-gpu-0.12.0
Cuda
Cudnninstallation Process
Installing Python3.5
Install Python
: https://www.python.org/
Click on Windows under Downloads, this time using Python 3.5. Version 2
Select the fifth of these, Windows x86-64
Deployment and installation of Mac OS in TensorFlow
TensorFlow released version 0.8 with distributed attributes on June 13,. it is likely to become another project that changes the internet landscape after Mapreduce. I have been studying TensorFlow-related things at home this weekend and have deployed and installed TensorFlow
I c:\tf_jenkins\home\workspace\release-win\device\gpu\os\windows\tensorflow\stream_executor\dso_loader.cc:119] Couldn ' t open CUDA library Cublas64_80.dllI c:\tf_jenkins\home\workspace\release-win\device\gpu\os\windows\tensorflow\stream_executor\cuda\cuda_blas.cc : 2294] Unable to load Cublas DSO.I c:\tf_jenkins\home\workspace\release-win\device\gpu\os\windows\tensorfl
Pattern Recognition field Application machine learning scene is very many, handwriting recognition is one of the most simple digital recognition is a multi-class classification problem, we take this multi-class classification problem to introduce Google's latest open source TensorFlow framework, The content behind the deep learning will be presented and demonstrated based on TensorFlow.Please respect original, reprint please indicate source website ww
TensorFlow of GPUs, Hello Fish by version 0.8.0.download Open source Project:tensorflow from git:git clone--recurse-submodules Https://github.com/tensorflow/tensorflow1.configure:CD TensorFlowand run:tf_unofficial_setting=1./configure2.compile:Bazel build-c opt--config=cuda//tensorflow/cc:tutorials_example_trainerBazel-bin/te
Learning notes TF024: TensorFlow achieves Softmax Regression (Regression) Recognition of handwritten numbers, tf024softmax
TensorFlow implements Softmax Regression (Regression) to recognize handwritten numbers. MNIST (Mixed National Institute of Standards and Technology database), simple machine vision dataset, 28x28 pixels handwritten number, only grayscale value information, blank part is 0, handwriting a
The first is tensorflow to clone to a local copy.git clone--recurse-submodules https://github.com/tensorflow/tensorflow.gitSince it is Google's official request, it is best to --recurse-submodules Add, the document said can avoid some data structure serialization when the problem of compilation.This is the GitHub homepage for Android demo.Preparing for compilation 1. Install BazelbazelIs Google's own build
Broadcast operation (broadcasting operation)
An operation that uses Numpy-style broadcasting to ensure the morphological compatibility of tensor parameters. Devices
A piece of hardware that can be used to compute and have its own address space, such as the GPU and CPU. Eval
Tensor a method that returns the value of Tensor. This value is calculated to trigger any graph calculation. Can only be in a session that has been startedTo invoke the Tensor value in the diagram. Feed
A concept of
Get ready:
The l4t 27.1 an Ubuntu 16.04 64-bit variant (aarch64) CUDA 8.0 cudnn-5.1.10 TensorFlow installation requires CUDA and CUDNN installed versions: TensorFlow v1.0. 1
Increase the size of the swap swap area:
Create Script
$ mkdir ~/swap/
$ cd ~/swap/
$ vim createswapfile.sh
//script content as follows
#!/bin/bash
#NVIDIA Jetson TX1 in 3D card
#Create a swapfile to Ubuntu at the current directory lo
Welcome reprint, but please be sure to indicate the source and author information. TensorFlow Introduction (i) Basic usage
Refer to:http://wiki.jikexueyuan.com/project/tensorflow-zh/get_started/basic_usage.html@author: Huangyongye@date: 2017-02-25
This example is mainly based on TensorFlow's Chinese documentation to learn the basic usage of tensorflow. According
about TensorFlow
The TensorFlow is an open source software library that uses a data flow graph (graphs) for numerical calculations. A node (Nodes) represents a mathematical operation in a diagram, and a line (edges) in the graph represents a multidimensional array of data that is interconnected between nodes, that is, tensor (tensor). Its flexible architecture allows you to expand calculations on multiple
The release of TensorFlow itself is based on Ubuntu, so it's more convenient under Ubuntu than under Windows. There are three kinds of installation methods, see TensorFlow the second chapter of the construction of the environment. This article describes using PIP to install CPU-based TensorFlow.1, download install pip:$ sudo apt-get install Python-pip Python-dev2
TensorFlow implements the Softmax regression model, tensorflowsoftmax
I. Overview and complete code
Tensorflow encapsulates MNIST (MixedNational Institute of Standard and Technology database), a very simple machine vision dataset, and can directly load MNIST data into the expected format. this program uses Softmax Regression to train the classification model for Handwritten Digit Recognition.
First look at
The current popular deep learning library has Caffe,keras,theano, this article uses the Google Open source has used to make Alphago's deep learning system TensorFlow.1: Install TensorFlowThe earliest TensorFlow only supported Mac and Linux systems and currently supports Windows systems, but requires a python3.5 (64bit) version. TensorFlow has CPU and GPU versions
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