我是一个爱上F#的数学家。然而,.NET程序集给我带来了悲伤。我不明白他们是怎么纠结在一起的。因此,我试图运行一个来自Infer.Net的例子,当我试图将其转换为脚本时,在visual 2017中将其运行到FSI时会遇到以下错误:
Binding session to 'C:\Users\jdks\.nuget\packages\system.codedom\4.4.0\lib\netstandard2.0\System.CodeDom.dll'...
> System.PlatformNotSupportedException: Current platform is not supported by the current compiler choice Auto. Try a different one. ---> System.PlatformNotSupportedException: Operation is not supported on this platform.
at Microsoft.CSharp.CSharpCodeGenerator.FromFileBatch(CompilerParameters options, String[] fileNames)
at Microsoft.CSharp.CSharpCodeGenerator.System.CodeDom.Compiler.ICodeCompiler.CompileAssemblyFromFileBatch(CompilerParameters options, String[] fileNames)
at Microsoft.ML.Probabilistic.Compiler.CodeCompiler.CompileWithCodeDom(List`1 filenames, List`1 sources, ICollection`1 referencedAssemblies)
at Microsoft.ML.Probabilistic.Compiler.CodeCompiler.Compile(List`1 filenames, List`1 sources, ICollection`1 referencedAssemblies)
--- End of inner exception stack trace ---
at Microsoft.ML.Probabilistic.Compiler.CodeCompiler.Compile(List`1 filenames, List`1 sources, ICollection`1 referencedAssemblies)
at Microsoft.ML.Probabilistic.Compiler.CodeCompiler.WriteAndCompile(List`1 typeDeclarations)
at Microsoft.ML.Probabilistic.Compiler.ModelCompiler.CompileWithoutParams[T](List`1 itds)
at Microsoft.ML.Probabilistic.Models.InferenceEngine.Compile()
at Microsoft.ML.Probabilistic.Models.InferenceEngine.GetCompiledInferenceAlgorithm(Boolean inferOnlySpecifiedVars, IVariable var)
at Microsoft.ML.Probabilistic.Models.InferenceEngine.Infer[TReturn](IVariable var)
at <StartupCode$FSI_0003>.$FSI_0003.main@() in C:\Temp\Script1.fsx:line 24
Stopped due to error下面是剧本:
#r "netstandard.dll"
#r @"C:\Users\jdks\.nuget\packages\system.codedom\4.4.0\lib\netstandard2.0\System.CodeDom.dll"
#r @"C:\Users\jdks\.nuget\packages\microsoft.ml.probabilistic\0.3.1810.501\lib\netstandard2.0\Microsoft.ML.Probabilistic.dll"
#r @"C:\Users\jdks\.nuget\packages\microsoft.ml.probabilistic.compiler\0.3.1810.501\lib\netstandard2.0\Microsoft.ML.Probabilistic.Compiler.dll"
#r @"C:\Users\jdks\.nuget\packages\microsoft.ml.probabilistic.learners\0.3.1810.501\lib\netstandard2.0\Microsoft.ML.Probabilistic.Learners.dll"
#r @"C:\Users\jdks\.nuget\packages\microsoft.ml.probabilistic.visualizers.windows\0.3.1810.501\lib\net461\Microsoft.ML.Probabilistic.Compiler.Visualizers.Windows.dll"
#r @"C:\Users\jdks\Proto\infer-master\src\FSharpWrapper\bin\Debug\netstandard2.0\Microsoft.ML.Probabilistic.FSharp.dll"
open System
open Microsoft.ML.Probabilistic
open Microsoft.ML.Probabilistic.Distributions
open Microsoft.ML.Probabilistic.Models
let firstCoin = Variable.Bernoulli(0.5)
let secondCoin = Variable.Bernoulli(0.5)
let bothHeads = firstCoin &&& secondCoin
let engine = new InferenceEngine()
// this is the line that fails
let bothHeadsPost = engine.Infer<Bernoulli>(bothHeads)
printfn "Both heads posterior = %A" bothHeadsPost
bothHeads.ObservedValue <- false正如您所看到的,我已经为Infer.Net使用了nuget包,但是下载了git并编译它以获得FSharpWrapper.dll。因为我可以编译,所以我猜想这个问题是与程序集相关的,但是我还不知道如何解决这个问题。我在这里该怎么办?
相关信息
奖金问题:
它说Binding session to ...是什么意思?我找不到任何好的信息,在专家F# 4.0或在线,它看起来可疑。
发布于 2018-11-12 21:26:38
这有两个原因:
netstandard2.0和net461,这将解决这类问题。我建议将此包与您运行的.NET核心控制台应用程序一起使用(或者手动运行,或者使用dotnet-watch-run工具)。
https://stackoverflow.com/questions/53266631
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