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debug
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@ -172,11 +172,13 @@ class TensorImpl {
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strm << "shape=" << marian::Debug(shape_) << std::endl;
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// values
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/*
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size_t totSize = GetTotalSize(shape());
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std::vector<Float> values(totSize);
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thrust::copy(data_.begin(), data_.end(), values.begin());
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*/
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for (size_t i = 0; i < totSize; ++i) {
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strm << values[i] << " ";
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}
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return strm.str();
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}
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};
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14
src/test.cu
14
src/test.cu
@ -21,10 +21,10 @@ int main(int argc, char** argv) {
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Expr w = param(shape={IMAGE_SIZE, LABEL_SIZE}, name="W0");
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Expr b = param(shape={1, LABEL_SIZE}, name="b0");
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auto scores = dot(x, w) + b;
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auto lr = softmax(scores, axis=1, name="pred");
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auto graph = -mean(sum(y * log(lr), axis=1), axis=0, name="cost");
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cerr << "lr=" << lr.Debug() << endl;
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Expr scores = dot(x, w) + b;
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Expr lr = softmax(scores, axis=1, name="pred");
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Expr graph = -mean(sum(y * log(lr), axis=1), axis=0, name="cost");
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cerr << "lr=" << Debug(lr.val().shape()) << endl;
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int numofdata;
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vector<float> images = datasets::mnist::ReadImages("../examples/mnist/t10k-images-idx3-ubyte", numofdata, IMAGE_SIZE);
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@ -38,8 +38,8 @@ int main(int argc, char** argv) {
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tx.Load(images);
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ty.Load(labels);
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cerr << "tx=" << tx.Debug() << endl;
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cerr << "ty=" << ty.Debug() << endl;
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cerr << "tx=" << Debug(tx.shape()) << endl;
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cerr << "ty=" << Debug(ty.shape()) << endl;
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x = tx;
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y = ty;
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@ -50,6 +50,8 @@ int main(int argc, char** argv) {
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std::cerr << "lr: " << Debug(lr.val().shape()) << endl;
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std::cerr << "Log-likelihood: " << Debug(graph.val().shape()) << endl ;
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std::cerr << "scores=" << scores.val().Debug() << endl;
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graph.backward();
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//std::cerr << graph["pred"].val()[0] << std::endl;
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