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FloorPlanTransformation / util /lua /nn /test_autograd.lua

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require 'torch'
grad = require 'autograd'

function net(params, x)
    local p = params[1][2]
    local q = params[1][3]
    return p + 2 * q
end


dnet = grad(net)
params = torch.Tensor({{2, 3, 3}})
dparams = dnet(params, x)

	require 'torch'
	grad = require 'autograd'

	function net(params, x)
	local p = params[1][2]
	local q = params[1][3]
	return p + 2 * q
	end


	dnet = grad(net)
	params = torch.Tensor({{2, 3, 3}})
	dparams = dnet(params, x)