openface/training/attic/model.lua

43 lines
858 B
Lua

require 'nn'
require 'cunn'
require 'dpnn'
require 'fbnn'
require 'fbcunn'
require 'optim'
paths.dofile('torch-TripletEmbedding/TripletEmbedding.lua')
if opt.retrain ~= 'none' then
assert(paths.filep(opt.retrain), 'File not found: ' .. opt.retrain)
print('Loading model from file: ' .. opt.retrain);
modelAnchor = torch.load(opt.retrain)
else
paths.dofile(opt.modelDef)
modelAnchor = createModel(opt.nGPU)
end
modelPos = modelAnchor:clone('weight', 'bias', 'gradWeight', 'gradBias')
modelNeg = modelAnchor:clone('weight', 'bias', 'gradWeight', 'gradBias')
model = nn.ParallelTable()
model:add(modelAnchor)
model:add(modelPos)
model:add(modelNeg)
alpha = 0.2
criterion = nn.TripletEmbeddingCriterion(alpha)
model = model:cuda()
criterion:cuda()
print('=> Model')
print(model)
print('=> Criterion')
print(criterion)
collectgarbage()