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# | |
# A minimal sample implementing a single sparse convolution layer with synthetic data using SBNet primitives. | |
# | |
import numpy as np | |
import tensorflow as tf | |
sbnet_module = tf.load_op_library('../libsbnet.so') | |
def divup(a, b): |
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''' | |
Using OpenCV takes a mp4 video and produces a number of images. | |
Requirements | |
---- | |
You require OpenCV 3.2 to be installed. | |
Run | |
---- | |
Open the main.py and edit the path to the video. Then run: |
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# Install Docker on Xenial 16.04.1 x64 | |
# Ref https://docs.docker.com/engine/installation/linux/ubuntulinux/ | |
# No interactive for now. | |
export DEBIAN_FRONTEND=noninteractive | |
# Update your APT package index. | |
sudo apt-get -y update | |
# Update package information, ensure that APT works with the https method, and that CA certificates are installed. | |
sudo apt-get -y install apt-transport-https ca-certificates | |
# Add the new GPG key. | |
sudo apt-key adv --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys 58118E89F3A912897C070ADBF76221572C52609D |
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# Implementation of a simple MLP network with one hidden layer. Tested on the iris data set. | |
# Requires: numpy, sklearn>=0.18.1, tensorflow>=1.0 | |
# NOTE: In order to make the code simple, we rewrite x * W_1 + b_1 = x' * W_1' | |
# where x' = [x | 1] and W_1' is the matrix W_1 appended with a new row with elements b_1's. | |
# Similarly, for h * W_2 + b_2 | |
import tensorflow as tf | |
import numpy as np | |
from sklearn import datasets | |
from sklearn.model_selection import train_test_split |
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""" | |
Minimal character-level Vanilla RNN model. Written by Andrej Karpathy (@karpathy) | |
BSD License | |
""" | |
import numpy as np | |
# data I/O | |
data = open('input.txt', 'r').read() # should be simple plain text file | |
chars = list(set(data)) | |
data_size, vocab_size = len(data), len(chars) |
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def read_seq(path): | |
def read_header(ifile): | |
feed = ifile.read(4) | |
norpix = ifile.read(24) | |
version = struct.unpack('@i', ifile.read(4)) | |
length = struct.unpack('@i', ifile.read(4)) | |
assert(length != 1024) | |
descr = ifile.read(512) | |
params = [struct.unpack('@i', ifile.read(4))[0] for i in range(0,9)] |