remove GPU example, it's conflict with CPU version. If you want to run GPU version, please just change to GPU binary.

TensorFlow.NET.sln

@@ -19,8 +19,6 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "TensorFlowText", "src\Tenso
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "TensorFlowDatasets", "src\TensorFlowDatasets\TensorFlowDatasets.csproj", "{DF151A51-E9FD-41BD-B0F4-08A743755D44}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "TensorFlowNET.Examples.GPU", "test\TensorFlowNET.Examples\TensorFlowNET.Examples.GPU.csproj", "{6F6B3382-8F87-4CD9-BF87-C81D5405685A}"
-EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "TensorFlowNET.Models", "src\TensorFlowNET.Models\TensorFlowNET.Models.csproj", "{D03F94CF-B283-4730-B177-21A57641061F}"
 EndProject
 Global
@@ -61,10 +59,6 @@ Global
 		{DF151A51-E9FD-41BD-B0F4-08A743755D44}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{DF151A51-E9FD-41BD-B0F4-08A743755D44}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{DF151A51-E9FD-41BD-B0F4-08A743755D44}.Release|Any CPU.Build.0 = Release|Any CPU
-		{6F6B3382-8F87-4CD9-BF87-C81D5405685A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{6F6B3382-8F87-4CD9-BF87-C81D5405685A}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{6F6B3382-8F87-4CD9-BF87-C81D5405685A}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{6F6B3382-8F87-4CD9-BF87-C81D5405685A}.Release|Any CPU.Build.0 = Release|Any CPU
 		{D03F94CF-B283-4730-B177-21A57641061F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{D03F94CF-B283-4730-B177-21A57641061F}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{D03F94CF-B283-4730-B177-21A57641061F}.Release|Any CPU.ActiveCfg = Release|Any CPU

test/TensorFlowNET.Examples/TensorFlowNET.Examples.GPU.csproj

@@ -1,36 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp3.0</TargetFramework>
-    <GeneratePackageOnBuild>false</GeneratePackageOnBuild>
-  </PropertyGroup>
-
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
-    <OutputPath>bin\debug-gpu</OutputPath>
-  </PropertyGroup>
-
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
-    <OutputPath>bin\release-gpu</OutputPath>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <Compile Remove="Keras.cs" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <PackageReference Include="Colorful.Console" Version="1.2.9" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
-    <PackageReference Include="SciSharp.TensorFlow.Redist-Windows-GPU" Version="1.14.0" />
-    <PackageReference Include="SharpZipLib" Version="1.1.0" />
-    <PackageReference Include="System.Drawing.Common" Version="4.5.1" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\..\src\TensorFlowDatasets\TensorFlowDatasets.csproj" />
-    <ProjectReference Include="..\..\src\TensorFlowNET.Core\TensorFlowNET.Core.csproj" />
-    <ProjectReference Include="..\..\src\TensorFlowNET.Models\TensorFlowNET.Models.csproj" />
-    <ProjectReference Include="..\..\src\TensorFlowText\TensorFlowText.csproj" />
-    <ProjectReference Include="..\..\src\TensorFlowHub\TensorFlowHub.csproj" />
-  </ItemGroup>
-</Project>