2017-06-25 09:28:44 +02:00
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using IntervalArithmetic
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2017-07-26 12:58:39 +02:00
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IntervalArithmetic.setrounding(Interval, :tight)
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2017-10-27 18:25:13 +02:00
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IntervalArithmetic.setformat(sigfigs=12)
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2017-06-25 09:28:44 +02:00
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2019-03-12 15:47:31 +01:00
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function compute_SOS(pm::AbstractMatrix{<:Integer}, Q::AbstractMatrix{<:Real})
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thr_count = Threads.nthreads()
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d, r = divrem(size(Q,2), thr_count)
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batch_result = [zeros(eltype(Q), maximum(pm)) for _ in 1:thr_count]
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Threads.@threads for k in 1:Threads.nthreads()
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for i in 1:d
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idx = d*(k-1)+i
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GroupRings.fmac!(batch_result[k], view(Q,:,idx), view(Q,:,idx), pm)
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end
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end
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result = sum(batch_result)
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for idx in thr_count*d+1:(thr_count*d + r)
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GroupRings.fmac!(result, view(Q,:,idx), view(Q,:,idx), pm)
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2018-01-01 23:45:49 +01:00
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end
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2019-03-12 15:47:31 +01:00
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2018-01-01 23:45:49 +01:00
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return result
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2017-03-13 14:49:55 +01:00
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end
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2019-03-12 15:47:31 +01:00
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function compute_SOS(RG::GroupRing, Q::AbstractMatrix)
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2018-08-14 19:18:36 +02:00
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result = compute_SOS(RG.pm, Q)
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2018-08-15 19:08:40 +02:00
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return GroupRingElem(result, RG)
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2017-10-27 18:30:59 +02:00
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end
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2017-03-15 17:51:13 +01:00
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2019-03-12 15:47:31 +01:00
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function augIdproj(Q::AbstractMatrix{<:Real})
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2019-01-08 04:59:41 +01:00
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result = zeros(size(Q))
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2018-01-01 14:06:33 +01:00
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l = size(Q, 2)
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Threads.@threads for j in 1:l
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col = sum(view(Q, :,j))/l
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2018-08-14 18:18:25 +02:00
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for i in 1:size(Q, 1)
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2019-01-08 04:59:41 +01:00
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result[i,j] = Q[i,j] - col
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2018-01-01 14:06:33 +01:00
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end
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end
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2018-09-05 10:41:11 +02:00
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return result
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2017-03-14 23:35:52 +01:00
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end
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2017-03-13 14:49:55 +01:00
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2019-01-11 06:37:24 +01:00
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function augIdproj(::Type{Interval}, Q::AbstractMatrix{T}) where {T<:Real}
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2019-01-08 04:59:41 +01:00
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result = zeros(Interval{T}, size(Q))
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l = size(Q, 2)
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Threads.@threads for j in 1:l
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col = sum(view(Q, :,j))/l
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for i in 1:size(Q, 1)
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result[i,j] = @interval(Q[i,j] - col)
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end
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2017-04-17 15:22:33 +02:00
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end
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2019-01-08 04:59:41 +01:00
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check = all([zero(T) in sum(view(result, :, i)) for i in 1:size(result, 2)])
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return result, check
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2017-03-13 14:49:55 +01:00
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end
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