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xinyandai/gradient-quantization

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quantization for stochastic gradient

Run HSQ(d=16, m=2^8=256, 6bit for norm quantization)

python main.py --quantizer hsq --network resnet50 --dataset cifar10 \
--c-dim 16 --k-bit 8 --n-bit 6 --num-users 8 --batch-size 32 --logdir logs_hsq --log-epoch 10
python main.py --quantizer hsq --network fcn --dataset mnist \
--c-dim 16 --k-bit 8 --n-bit 6 --num-users 8 --batch-size 32 --logdir logs_hsq --log-epoch 10

Run SGD

python main.py --quantizer sgd --network resnet50 --dataset cifar10 \
--num-users 8 --batch-size 32 --logdir logs_sgd --log-epoch 10
python main.py --quantizer sgd --network fcn --dataset mnist \
--num-users 8 --batch-size 32 --logdir logs_sgd --log-epoch 10

Run QSGD(2bit, d=128)

python main.py --quantizer qsgd --network resnet50 --dataset cifar10 \
--c-dim 128 --n-bit 2 --num-users 8 --batch-size 32 --logdir logs_qsgd --log-epoch 10
python main.py --quantizer qsgd --network fcn --dataset mnist \
--c-dim 128 --n-bit 2 --num-users 8 --batch-size 32 --logdir logs_qsgd --log-epoch 10

Run TernGrad(1bit-QSGD, d=#parameters in each layer )

python main.py --quantizer qsgd --network resnet50 --dataset cifar10 \
--c-dim 0 --n-bit 1 --num-users 8 --batch-size 32 --logdir logs_terngrad --log-epoch 10
python main.py --quantizer qsgd --network fcn --dataset mnist \
--c-dim 0 --n-bit 1 --num-users 8 --batch-size 32 --logdir logs_terngrad --log-epoch 10

Run SignSGD

python main.py --quantizer sign --network resnet50 --dataset cifar10 \
--num-users 8 --batch-size 32 --logdir logs_signsgd --log-epoch 10
python main.py --quantizer sign --network fcn --dataset mnist \
--num-users 8 --batch-size 32 --logdir logs_signsgd --log-epoch 10

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vector quantization for stochastic gradient descent.

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