From 1c199250c20b6d3751319c16f13a79f43805a7cf Mon Sep 17 00:00:00 2001
From: Olivier Langella <olivier.langella@u-psud.fr>
Date: Mon, 18 Dec 2017 22:34:55 +0100
Subject: [PATCH] new function to get histogram
---
src/utils/utils.cpp | 18 ++++++++++++++++++
src/utils/utils.h | 1 +
2 files changed, 19 insertions(+)
diff --git a/src/utils/utils.cpp b/src/utils/utils.cpp
index e75b6836a..52a4a8025 100644
--- a/src/utils/utils.cpp
+++ b/src/utils/utils.cpp
@@ -37,6 +37,24 @@ const QString Utils::getDatabaseName(ExternalDatabase database) {
}
+std::vector<size_t> Utils::getHistogram(std::vector<pappso::pappso_double> data_values, unsigned int number_of_class) {
+
+
+ std::vector<size_t> histogram(number_of_class);
+
+ std::sort(data_values.begin(), data_values.end());
+ pappso::pappso_double min = *data_values.begin();
+ pappso::pappso_double max = *(data_values.end()-1);
+ pappso::pappso_double offset = (max-min)/ (pappso::pappso_double) number_of_class;
+
+ for (pappso::pappso_double value :data_values) {
+ histogram[(value /offset )] = value;
+ }
+
+ return histogram;
+}
+
+
pappso::AaModificationP Utils::guessAaModificationPbyMonoisotopicMassDelta(pappso::mz mass) {
pappso::PrecisionP precision = pappso::Precision::getDaltonInstance(0.01);
diff --git a/src/utils/utils.h b/src/utils/utils.h
index 7f5c1ae55..2c17e8f21 100644
--- a/src/utils/utils.h
+++ b/src/utils/utils.h
@@ -35,6 +35,7 @@ public:
static const QString getDatabaseName(ExternalDatabase database);
static const QString getXmlDouble(pappso::pappso_double number);
static pappso::AaModificationP guessAaModificationPbyMonoisotopicMassDelta(pappso::mz mass);
+ static std::vector<size_t> getHistogram(std::vector<pappso::pappso_double> data_values, unsigned int number_of_class);
};
--
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