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authormoneromooo-monero <moneromooo-monero@users.noreply.github.com>2017-04-22 11:21:30 +0100
committermoneromooo-monero <moneromooo-monero@users.noreply.github.com>2017-04-22 11:22:39 +0100
commita6d5bb75fe90b9f8d25ded862c7fc2d57b633ee9 (patch)
treedc7de8be65f2ad9aed0f11afb497a9771edd153f /src
parentwallet2: bias fake outs more towards recent outputs (diff)
downloadmonero-a6d5bb75fe90b9f8d25ded862c7fc2d57b633ee9.tar.xz
wallet2: refer to triangular distribution for recent zone in comment
It was wrongly refering to equiprobable distribution, which I think I'd originally done, but forgot to update the comment after changing to triangular Reported by smooth on IRC
Diffstat (limited to 'src')
-rw-r--r--src/wallet/wallet2.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/wallet/wallet2.cpp b/src/wallet/wallet2.cpp
index 50efe1cc3..08e186ac5 100644
--- a/src/wallet/wallet2.cpp
+++ b/src/wallet/wallet2.cpp
@@ -3643,7 +3643,7 @@ void wallet2::get_outs(std::vector<std::vector<tools::wallet2::get_outs_entry>>
uint64_t i;
if (num_found - 1 < recent_outputs_count) // -1 to account for the real one we seeded with
{
- // equiprobable distribution over the recent outs
+ // triangular distribution over [a,b) with a=0, mode c=b=up_index_limit
uint64_t r = crypto::rand<uint64_t>() % ((uint64_t)1 << 53);
double frac = std::sqrt((double)r / ((uint64_t)1 << 53));
i = (uint64_t)(frac*num_recent_outs) + num_outs - num_recent_outs;