https://github.com/fqnchina/CEILNet
Tip revision: 80e46959e14f168aa4bc0f4faafdfb5ebfee3821 authored by Qingnan Fan on 11 September 2018, 09:23:36 UTC
Update README.md
Update README.md
Tip revision: 80e4695
training_reflection_combine.lua
require 'nn'
require 'optim'
require 'torch'
require 'cutorch'
require 'cunn'
require 'image'
require 'sys'
require 'nngraph'
require 'cudnn'
cudnn.fastest = true
cudnn.benchmark = true
--GPU 2
model1 = torch.load('/mnt/codes/reflection/netfiles/model_reflection_e_cnn_40.net')
model2 = torch.load('/mnt/codes/reflection/netfiles/model_reflection_i_cnn_40.net')
local edge_var = 0.02
model_sub1 = nn.Sequential()
model_sub1:add(nn.SelectTable(1))
model_sub1:add(model1)
model_sub1:add(nn.MulConstant(edge_var))
cont = nn.ConcatTable()
cont:add(nn.SelectTable(2))
cont:add(model_sub1)
model_sub2 = nn.Sequential()
model_sub2:add(nn.JoinTable(2))
model_sub2:add(nn.AddConstant(-115))
model_sub2:add(model2)
cont2 = nn.ConcatTable()
cont2:add(nn.SelectTable(2))
cont2:add(model_sub2)
model = nn.Sequential()
model:add(cont)
model:add(cont2)
model:add(nn.FlattenTable())
criterion = nn.ParallelCriterion():add(nn.MSECriterion(),0.4):add(nn.MSECriterion(),0.2):add(nn.L1Criterion(),0.4):add(nn.L1Criterion(),0.4)
model = model:cuda()
criterion = criterion:cuda()
model_edge = nn.computeEdge(edge_var)
postfix = 'reflection_combine'
max_iters = 5
batch_size = 2
model:training()
collectgarbage()
parameters, gradParameters = model:getParameters()
sgd_params = {
learningRate = 1e-2,
learningRateDecay = 1e-8,
weightDecay = 0.0005,
momentum = 0.9,
dampening = 0,
nesterov = true
}
adam_params = {
learningRate = 1e-3,
weightDecay = 0.0005,
beta1 = 0.9,
beta2 = 0.999
}
rmsprop_params = {
learningRate = 1e-2,
weightDecay = 0.0005,
alpha = 0.9
}
-- Log results to files
savePath = '/mnt/codes/reflection/models/'
local file = '/mnt/codes/reflection/models/training_reflection_combine.lua'
local f = io.open(file, "rb")
local line = f:read("*all")
f:close()
print('*******************train file*******************')
print(line)
print('*******************train file*******************')
local file = '/mnt/data/VOC2012_224_train_png.txt'
local trainSet = {}
local f = io.open(file, "rb")
while true do
local line = f:read()
if line == nil then break end
table.insert(trainSet, line)
end
f:close()
local trainsetSize = #trainSet
if trainsetSize % 2 == 1 then
trainsetSize = trainsetSize - 1
end
trainsetSize= 1000
local file = '/mnt/data/VOC2012_224_test_png.txt'
local testSet = {}
local f = io.open(file, "rb")
while true do
local line = f:read()
if line == nil then break end
table.insert(testSet, line)
end
f:close()
local testsetSize = #testSet
local iter = 0
local totalNum = 0
local epoch_judge = false
step = function(batch_size)
local testCount = 1
local current_loss = 0
local current_testloss = 0
local count = 0
local testcount = 0
batch_size = batch_size or 4
local order = torch.randperm(trainsetSize)
for t = 1,trainsetSize,batch_size do
iter = iter + 1
local size = math.min(t + batch_size, trainsetSize + 1) - t
local feval = function(x_new)
-- reset data
if parameters ~= x_new then parameters:copy(x_new) end
gradParameters:zero()
local loss = 0
for i = 1,size,2 do
local inputFile1 = trainSet[order[t+i-1]]
local inputFile2 = trainSet[order[t+i]]
local tempInput1 = image.load(inputFile1)
local tempInput2 = image.load(inputFile2)
local height = tempInput1:size(2)
local width = tempInput1:size(3)
local input1 = torch.CudaTensor(1, 3, height, width)
local input = torch.CudaTensor(1, 3, height, width)
local inputs = torch.CudaTensor(1, 4, height, width)
local window = image.gaussian(11,torch.uniform(2,5)/11)
window = window:div(torch.sum(window))
local tempInput2 = image.convolve(tempInput2, window, 'same')
local tempInput1 = tempInput1:cuda()
local tempInput2 = tempInput2:cuda()
tempInput = torch.add(tempInput1,tempInput2)
if tempInput:max() > 1 then
local label_ge1 = torch.gt(tempInput,1)
tempInput2 = tempInput2 - torch.mean((tempInput-1)[label_ge1],1)[1]*1.3
tempInput2 = torch.clamp(tempInput2,0,1)
tempInput = torch.add(tempInput1,tempInput2)
tempInput = torch.clamp(tempInput,0,1)
end
input1[1] = tempInput1
input[1] = tempInput
input1 = input1 * 255
input = input * 255
inputs[{{},{1,3},{},{}}] = input
inputs[{{},{4},{},{}}] = model_edge:forward(input)
inputs = inputs - 115
local inputs = {inputs,input}
local xGrad1 = input1:narrow(4,2,width-1) - input1:narrow(4,1,width-1)
local yGrad1 = input1:narrow(3,2,height-1) - input1:narrow(3,1,height-1)
local labels = {model_edge:forward(input1)*edge_var,input1,xGrad1,yGrad1}
local pred = model:forward(inputs)
local tempLoss = criterion:forward(pred, labels)
loss = loss + tempLoss
local grad = criterion:backward(pred, labels)
model:backward(inputs, grad)
end
gradParameters:div(size/2)
loss = loss/(size/2)
return loss, gradParameters
end
if epoch_judge then
adam_params.learningRate = adam_params.learningRate*0.1
_, fs, adam_state_save = optim.adam_state(feval, parameters, adam_params, adam_params)
epoch_judge = false
else
_, fs, adam_state_save = optim.adam_state(feval, parameters, adam_params)
end
count = count + 1
current_loss = current_loss + fs[1]
print(string.format('Iter: %d Current loss: %4f', iter, fs[1]))
if iter % 20 == 0 then
local loss = 0
for i = 1,size,2 do
local inputFile1 = testSet[testCount]
local inputFile2 = testSet[testCount+1]
local tempInput1 = image.load(inputFile1)
local tempInput2 = image.load(inputFile2)
local height = tempInput1:size(2)
local width = tempInput1:size(3)
local input1 = torch.CudaTensor(1, 3, height, width)
local input = torch.CudaTensor(1, 3, height, width)
local inputs = torch.CudaTensor(1, 4, height, width)
local window = image.gaussian(11,torch.uniform(2,5)/11)
window = window:div(torch.sum(window))
local tempInput2 = image.convolve(tempInput2, window, 'same')
local tempInput1 = tempInput1:cuda()
local tempInput2 = tempInput2:cuda()
tempInput = torch.add(tempInput1,tempInput2)
if tempInput:max() > 1 then
local label_ge1 = torch.gt(tempInput,1)
tempInput2 = tempInput2 - torch.mean((tempInput-1)[label_ge1],1)[1]*1.3
tempInput2 = torch.clamp(tempInput2,0,1)
tempInput = torch.add(tempInput1,tempInput2)
tempInput = torch.clamp(tempInput,0,1)
end
input1[1] = tempInput1
input[1] = tempInput
input1 = input1 * 255
input = input * 255
inputs[{{},{1,3},{},{}}] = input
inputs[{{},{4},{},{}}] = model_edge:forward(input)
inputs = inputs - 115
local inputs = {inputs,input}
local xGrad1 = input1:narrow(4,2,width-1) - input1:narrow(4,1,width-1)
local yGrad1 = input1:narrow(3,2,height-1) - input1:narrow(3,1,height-1)
local labels = {model_edge:forward(input1)*edge_var,input1,xGrad1,yGrad1}
local pred = model:forward(inputs)
local tempLoss = criterion:forward(pred, labels)
loss = loss + tempLoss
testCount = testCount + 2
end
loss = loss/(size/2)
testcount = testcount + 1
current_testloss = current_testloss + loss
print(string.format('TestIter: %d Current loss: %4f', iter, loss))
end
totalNum = totalNum + 1
if totalNum % 500 == 0 then
local filename = string.format('/mnt/codes/reflection/models/model_%s_multi100_%d.net',postfix,totalNum/100)
model:clearState()
torch.save(filename, model)
end
end
-- normalize loss
return current_loss / count, current_testloss / testcount
end
step(batch_size)