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simplify

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nagadomi 2015-11-06 08:04:43 +09:00
parent 1f91548c6e
commit 2b9753157a
1 changed files with 2 additions and 3 deletions
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5
tools/benchmark.lua
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@ -32,7 +32,6 @@ if cudnn then
cudnn.benchmark = false
end
local function MSE(x1, x2)
return (x1 - x2):pow(2):mean()
end
@ -43,11 +42,11 @@ local function YMSE(x1, x2)
end
local function PSNR(x1, x2)
local mse = MSE(x1, x2)
return 20 * (math.log(1.0 / math.sqrt(mse)) / math.log(10))
return 10 * math.log10(1.0 / mse)
end
local function YPSNR(x1, x2)
local mse = YMSE(x1, x2)
return 20 * (math.log(1.0 / math.sqrt(mse)) / math.log(10))
return 10 * math.log10(1.0 / mse)
end
local function transform_jpeg(x)