cleanup

joshday · Mar 5, 2018 · 7c110b0 · 7c110b0
1 parent 9e5e0b8
commit 7c110b0
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diff --git a/REQUIRE b/REQUIRE
@@ -1,4 +1,3 @@
 julia 0.6
-StatsBase
 LearnBase
 NamedTuples
diff --git a/src/OnlineStatsBase.jl b/src/OnlineStatsBase.jl
@@ -2,8 +2,7 @@ __precompile__(true)
 module OnlineStatsBase
 
 using NamedTuples
-import LearnBase: value 
-import StatsBase: fit!
+import LearnBase: fit!, value
 
 #-----------------------------------------------------------------------# Data
 const VectorOb = Union{AbstractVector, Tuple, NamedTuple} # 1 
@@ -13,11 +12,14 @@ const XyOb     = Tuple{VectorOb, Any}              # (1, 0)
 abstract type OnlineStat{N} end
 default_weight(o::OnlineStat) = error("$(typeof(o)) has no `default_weight` method")
 
-"An OnlineStat which can be `fit!`-ted and `merge!`-ed exactly"
+"An OnlineStat that can be `fit!`-ted and `merge!`-ed exactly"
 abstract type ExactStat{N} <: OnlineStat{N} end
 default_weight(o::ExactStat) = EqualWeight()
 
-"An OnlineStat that must be approximated.  Subtypes are parameterized by an [`Updater`](@ref)"
+"""
+An OnlineStat that uses stochastic approximation.  Subtypes should be  parameterized by 
+an [`Updater`](@ref).
+"""
 abstract type StochasticStat{N} <: OnlineStat{N} end
 default_weight(o::StochasticStat) = LearningRate()