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Cleanups to MLPPData.

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Relintai 2023-12-30 00:12:58 +01:00
parent ef1dcef324
commit 6f10a7f556
2 changed files with 20 additions and 259 deletions
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255
mlpp/data/data.cpp
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@ -12,9 +12,7 @@
#include "../lin_alg/lin_alg.h"
#include "../stat/stat.h"
#include "../lin_alg/lin_alg_old.h"
#include "../softmax_net/softmax_net.h"
#include "../stat/stat_old.h"
#include "data_old.h"
#include <algorithm>
@ -407,241 +405,9 @@ Array MLPPData::train_test_split_bind(const Ref<MLPPDataComplex> &data, real_t t
return arr;
}
// Loading Datasets
std::tuple<std::vector<std::vector<real_t>>, std::vector<real_t>> MLPPData::loadBreastCancer() {
const int BREAST_CANCER_SIZE = 30; // k = 30
std::vector<std::vector<real_t>> inputSet;
std::vector<real_t> outputSet;
setData(BREAST_CANCER_SIZE, "MLPP/Data/Datasets/BreastCancer.csv", inputSet, outputSet);
return { inputSet, outputSet };
}
std::tuple<std::vector<std::vector<real_t>>, std::vector<real_t>> MLPPData::loadBreastCancerSVC() {
const int BREAST_CANCER_SIZE = 30; // k = 30
std::vector<std::vector<real_t>> inputSet;
std::vector<real_t> outputSet;
setData(BREAST_CANCER_SIZE, "MLPP/Data/Datasets/BreastCancerSVM.csv", inputSet, outputSet);
return { inputSet, outputSet };
}
std::tuple<std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>> MLPPData::loadIris() {
const int IRIS_SIZE = 4;
const int ONE_HOT_NUM = 3;
std::vector<std::vector<real_t>> inputSet;
std::vector<real_t> tempOutputSet;
MLPPDataOld d;
setData(IRIS_SIZE, "/Users/marcmelikyan/Desktop/Data/Iris.csv", inputSet, tempOutputSet);
std::vector<std::vector<real_t>> outputSet = d.oneHotRep(tempOutputSet, ONE_HOT_NUM);
return { inputSet, outputSet };
}
std::tuple<std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>> MLPPData::loadWine() {
const int WINE_SIZE = 4;
const int ONE_HOT_NUM = 3;
std::vector<std::vector<real_t>> inputSet;
std::vector<real_t> tempOutputSet;
MLPPDataOld d;
setData(WINE_SIZE, "MLPP/Data/Datasets/Iris.csv", inputSet, tempOutputSet);
std::vector<std::vector<real_t>> outputSet = d.oneHotRep(tempOutputSet, ONE_HOT_NUM);
return { inputSet, outputSet };
}
std::tuple<std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>> MLPPData::loadMnistTrain() {
const int MNIST_SIZE = 784;
const int ONE_HOT_NUM = 10;
std::vector<std::vector<real_t>> inputSet;
std::vector<real_t> tempOutputSet;
MLPPDataOld d;
setData(MNIST_SIZE, "MLPP/Data/Datasets/MnistTrain.csv", inputSet, tempOutputSet);
std::vector<std::vector<real_t>> outputSet = d.oneHotRep(tempOutputSet, ONE_HOT_NUM);
return { inputSet, outputSet };
}
std::tuple<std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>> MLPPData::loadMnistTest() {
const int MNIST_SIZE = 784;
const int ONE_HOT_NUM = 10;
std::vector<std::vector<real_t>> inputSet;
std::vector<real_t> tempOutputSet;
MLPPDataOld d;
setData(MNIST_SIZE, "MLPP/Data/Datasets/MnistTest.csv", inputSet, tempOutputSet);
std::vector<std::vector<real_t>> outputSet = d.oneHotRep(tempOutputSet, ONE_HOT_NUM);
return { inputSet, outputSet };
}
std::tuple<std::vector<std::vector<real_t>>, std::vector<real_t>> MLPPData::loadCaliforniaHousing() {
const int CALIFORNIA_HOUSING_SIZE = 13; // k = 30
std::vector<std::vector<real_t>> inputSet;
std::vector<real_t> outputSet;
setData(CALIFORNIA_HOUSING_SIZE, "MLPP/Data/Datasets/CaliforniaHousing.csv", inputSet, outputSet);
return { inputSet, outputSet };
}
std::tuple<std::vector<real_t>, std::vector<real_t>> MLPPData::loadFiresAndCrime() {
std::vector<real_t> inputSet; // k is implicitly 1.
std::vector<real_t> outputSet;
setData("MLPP/Data/Datasets/FiresAndCrime.csv", inputSet, outputSet);
return { inputSet, outputSet };
}
// Note that inputs and outputs should be pairs (technically), but this
// implementation will separate them. (My implementation keeps them tied together.)
// Not yet sure whether this is intentional or not (or it's something like a compiler specific difference)
std::tuple<std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>> MLPPData::trainTestSplit(std::vector<std::vector<real_t>> inputSet, std::vector<std::vector<real_t>> outputSet, real_t testSize) {
std::random_device rd;
std::default_random_engine generator(rd());
std::shuffle(inputSet.begin(), inputSet.end(), generator); // inputSet random shuffle
std::shuffle(outputSet.begin(), outputSet.end(), generator); // outputSet random shuffle)
std::vector<std::vector<real_t>> inputTestSet;
std::vector<std::vector<real_t>> outputTestSet;
int testInputNumber = testSize * inputSet.size(); // implicit usage of floor
int testOutputNumber = testSize * outputSet.size(); // implicit usage of floor
for (int i = 0; i < testInputNumber; i++) {
inputTestSet.push_back(inputSet[i]);
inputSet.erase(inputSet.begin());
}
for (int i = 0; i < testOutputNumber; i++) {
outputTestSet.push_back(outputSet[i]);
outputSet.erase(outputSet.begin());
}
return { inputSet, outputSet, inputTestSet, outputTestSet };
}
// MULTIVARIATE SUPERVISED
void MLPPData::setData(int k, std::string fileName, std::vector<std::vector<real_t>> &inputSet, std::vector<real_t> &outputSet) {
MLPPLinAlgOld alg;
std::string inputTemp;
std::string outputTemp;
inputSet.resize(k);
std::ifstream dataFile(fileName);
if (!dataFile.is_open()) {
std::cout << fileName << " failed to open." << std::endl;
}
std::string line;
while (std::getline(dataFile, line)) {
std::stringstream ss(line);
for (int i = 0; i < k; i++) {
std::getline(ss, inputTemp, ',');
inputSet[i].push_back(std::stod(inputTemp));
}
std::getline(ss, outputTemp, ',');
outputSet.push_back(std::stod(outputTemp));
}
inputSet = alg.transpose(inputSet);
dataFile.close();
}
void MLPPData::printData(std::vector<std::string> inputName, std::string outputName, std::vector<std::vector<real_t>> inputSet, std::vector<real_t> outputSet) {
MLPPLinAlgOld alg;
inputSet = alg.transpose(inputSet);
for (uint32_t i = 0; i < inputSet.size(); i++) {
std::cout << inputName[i] << std::endl;
for (uint32_t j = 0; j < inputSet[i].size(); j++) {
std::cout << inputSet[i][j] << std::endl;
}
}
std::cout << outputName << std::endl;
for (uint32_t i = 0; i < outputSet.size(); i++) {
std::cout << outputSet[i] << std::endl;
}
}
// UNSUPERVISED
void MLPPData::setData(int k, std::string fileName, std::vector<std::vector<real_t>> &inputSet) {
MLPPLinAlgOld alg;
std::string inputTemp;
inputSet.resize(k);
std::ifstream dataFile(fileName);
if (!dataFile.is_open()) {
std::cout << fileName << " failed to open." << std::endl;
}
std::string line;
while (std::getline(dataFile, line)) {
std::stringstream ss(line);
for (int i = 0; i < k; i++) {
std::getline(ss, inputTemp, ',');
inputSet[i].push_back(std::stod(inputTemp));
}
}
inputSet = alg.transpose(inputSet);
dataFile.close();
}
void MLPPData::printData(std::vector<std::string> inputName, std::vector<std::vector<real_t>> inputSet) {
MLPPLinAlgOld alg;
inputSet = alg.transpose(inputSet);
for (uint32_t i = 0; i < inputSet.size(); i++) {
std::cout << inputName[i] << std::endl;
for (uint32_t j = 0; j < inputSet[i].size(); j++) {
std::cout << inputSet[i][j] << std::endl;
}
}
}
// SIMPLE
void MLPPData::setData(std::string fileName, std::vector<real_t> &inputSet, std::vector<real_t> &outputSet) {
std::string inputTemp, outputTemp;
std::ifstream dataFile(fileName);
if (!dataFile.is_open()) {
std::cout << "The file failed to open." << std::endl;
}
std::string line;
while (std::getline(dataFile, line)) {
std::stringstream ss(line);
std::getline(ss, inputTemp, ',');
std::getline(ss, outputTemp, ',');
inputSet.push_back(std::stod(inputTemp));
outputSet.push_back(std::stod(outputTemp));
}
dataFile.close();
}
void MLPPData::printData(std::string &inputName, std::string &outputName, std::vector<real_t> &inputSet, std::vector<real_t> &outputSet) {
std::cout << inputName << std::endl;
for (uint32_t i = 0; i < inputSet.size(); i++) {
std::cout << inputSet[i] << std::endl;
}
std::cout << outputName << std::endl;
for (uint32_t i = 0; i < inputSet.size(); i++) {
std::cout << outputSet[i] << std::endl;
}
}
// Images
std::vector<std::vector<real_t>> MLPPData::rgb2gray(std::vector<std::vector<std::vector<real_t>>> input) {
/*
std::vector<std::vector<real_t>> grayScale;
grayScale.resize(input[0].size());
for (uint32_t i = 0; i < grayScale.size(); i++) {
@ -653,9 +419,13 @@ std::vector<std::vector<real_t>> MLPPData::rgb2gray(std::vector<std::vector<std:
}
}
return grayScale;
*/
return std::vector<std::vector<real_t>>();
}
std::vector<std::vector<std::vector<real_t>>> MLPPData::rgb2ycbcr(std::vector<std::vector<std::vector<real_t>>> input) {
/*
MLPPLinAlgOld alg;
std::vector<std::vector<std::vector<real_t>>> YCbCr;
YCbCr = alg.resize(YCbCr, input);
@ -667,11 +437,15 @@ std::vector<std::vector<std::vector<real_t>>> MLPPData::rgb2ycbcr(std::vector<st
}
}
return YCbCr;
*/
return std::vector<std::vector<std::vector<real_t>>>();
}
// Conversion formulas available here:
// https://www.rapidtables.com/convert/color/rgb-to-hsv.html
std::vector<std::vector<std::vector<real_t>>> MLPPData::rgb2hsv(std::vector<std::vector<std::vector<real_t>>> input) {
/*
MLPPLinAlgOld alg;
std::vector<std::vector<std::vector<real_t>>> HSV;
HSV = alg.resize(HSV, input);
@ -710,23 +484,34 @@ std::vector<std::vector<std::vector<real_t>>> MLPPData::rgb2hsv(std::vector<std:
}
}
return HSV;
*/
return std::vector<std::vector<std::vector<real_t>>>();
}
// http://machinethatsees.blogspot.com/2013/07/how-to-convert-rgb-to-xyz-or-vice-versa.html
std::vector<std::vector<std::vector<real_t>>> MLPPData::rgb2xyz(std::vector<std::vector<std::vector<real_t>>> input) {
/*
MLPPLinAlgOld alg;
std::vector<std::vector<std::vector<real_t>>> XYZ;
XYZ = alg.resize(XYZ, input);
std::vector<std::vector<real_t>> RGB2XYZ = { { 0.4124564, 0.3575761, 0.1804375 }, { 0.2126726, 0.7151522, 0.0721750 }, { 0.0193339, 0.1191920, 0.9503041 } };
return alg.vector_wise_tensor_product(input, RGB2XYZ);
*/
return std::vector<std::vector<std::vector<real_t>>>();
}
std::vector<std::vector<std::vector<real_t>>> MLPPData::xyz2rgb(std::vector<std::vector<std::vector<real_t>>> input) {
/*
MLPPLinAlgOld alg;
std::vector<std::vector<std::vector<real_t>>> XYZ;
XYZ = alg.resize(XYZ, input);
std::vector<std::vector<real_t>> RGB2XYZ = alg.inverse({ { 0.4124564, 0.3575761, 0.1804375 }, { 0.2126726, 0.7151522, 0.0721750 }, { 0.0193339, 0.1191920, 0.9503041 } });
return alg.vector_wise_tensor_product(input, RGB2XYZ);
*/
return std::vector<std::vector<std::vector<real_t>>>();
}
// TEXT-BASED & NLP

24
mlpp/data/data.h
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@ -106,30 +106,6 @@ public:
SplitComplexData train_test_split(Ref<MLPPDataComplex> data, real_t test_size);
Array train_test_split_bind(const Ref<MLPPDataComplex> &data, real_t test_size);
// Load Datasets
std::tuple<std::vector<std::vector<real_t>>, std::vector<real_t>> loadBreastCancer();
std::tuple<std::vector<std::vector<real_t>>, std::vector<real_t>> loadBreastCancerSVC();
std::tuple<std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>> loadIris();
std::tuple<std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>> loadWine();
std::tuple<std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>> loadMnistTrain();
std::tuple<std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>> loadMnistTest();
std::tuple<std::vector<std::vector<real_t>>, std::vector<real_t>> loadCaliforniaHousing();
std::tuple<std::vector<real_t>, std::vector<real_t>> loadFiresAndCrime();
std::tuple<std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>, std::vector<std::vector<real_t>>> trainTestSplit(std::vector<std::vector<real_t>> inputSet, std::vector<std::vector<real_t>> outputSet, real_t testSize);
// Supervised
void setData(int k, std::string fileName, std::vector<std::vector<real_t>> &inputSet, std::vector<real_t> &outputSet);
void printData(std::vector<std::string> inputName, std::string outputName, std::vector<std::vector<real_t>> inputSet, std::vector<real_t> outputSet);
// Unsupervised
void setData(int k, std::string fileName, std::vector<std::vector<real_t>> &inputSet);
void printData(std::vector<std::string> inputName, std::vector<std::vector<real_t>> inputSet);
// Simple
void setData(std::string fileName, std::vector<real_t> &inputSet, std::vector<real_t> &outputSet);
void printData(std::string &inputName, std::string &outputName, std::vector<real_t> &inputSet, std::vector<real_t> &outputSet);
// Images
std::vector<std::vector<real_t>> rgb2gray(std::vector<std::vector<std::vector<real_t>>> input);
std::vector<std::vector<std::vector<real_t>>> rgb2ycbcr(std::vector<std::vector<std::vector<real_t>>> input);