Additional fixes

Author: theogf

docs/src/api.md

@@ -14,32 +14,34 @@ CurrentModule = KernelFunctions
 KernelFunctions
 ```
 
-## Base Kernels
+## Base Kernels API
 
 ```@docs
+ConstantKernel
+WhiteKernel
+EyeKernel
+ZeroKernel
+CosineKernel
 SqExponentialKernel
 ExponentialKernel
 GammaExponentialKernel
 ExponentiatedKernel
+FBMKernel
+GaborKernel
 MaternKernel
 Matern32Kernel
 Matern52Kernel
 NeuralNetworkKernel
-GaborKernel
-EyeKernel
-FBMKernel
-CosineKernel
 LinearKernel
 PolynomialKernel
 PiecewisePolynomialKernel
 MahalanobisKernel
 RationalQuadraticKernel
 GammaRationalQuadraticKernel
+spectral_mixture_kernel
+spectral_mixture_product_kernel
 PeriodicKernel
-ZeroKernel
-ConstantKernel
 WienerKernel
-WhiteKernel
 ```
 
 ## Composite Kernels
@@ -49,6 +51,7 @@ TransformedKernel
 ScaledKernel
 KernelSum
 KernelProduct
+TensorProduct
 ```
 
 ## Transforms
@@ -82,6 +85,7 @@ transform
 ```@docs
 ColVecs
 RowVecs
+NystromFact
 ```
 
 ## Index

docs/src/kernels.md

@@ -256,3 +256,11 @@ The [`KernelProduct`](@ref) is defined as a product of kernels
 ```math
   k(x,x';\{k_i\}) = \prod_i k_i(x,x').
 ```
+
+### Tensor Product
+
+The [`TensorProduct`](@ref) is defined as :
+
+```math
+  k(x,x';\{k_i\}) = \prod_i k_i(x_i,x'_i)
+```

src/basekernels/constant.jl

@@ -29,7 +29,7 @@ struct WhiteKernel <: SimpleKernel end
 """
     EyeKernel()
 
-See [WhiteKernel](@ref)
+See [`WhiteKernel`](@ref)
 """
 const EyeKernel = WhiteKernel
 

src/kernels/transformedkernel.jl

@@ -2,7 +2,7 @@
     TransformedKernel(k::Kernel,t::Transform)
 
 Return a kernel where inputs are pretransformed by `t` : `k(t(x),t(x'))`
-Can also be called via [transform](@ref) : `transform(k, t)`
+Can also be called via [`transform`](@ref) : `transform(k, t)`
 """
 struct TransformedKernel{Tk<:Kernel,Tr<:Transform} <: Kernel
     kernel::Tk