#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <cctype>
// Function to convert a string to lowercase
std::string toLowerCase(const std::string& str) {
std::string lowerStr = str;
std::transform(lowerStr.begin(), lowerStr.end(), lowerStr.begin(), ::tolower);
return lowerStr;
}
// Function to simulate keyword detection in speech data
bool detectKeyword(const std::string& speech, const std::vector<std::string>& keywords) {
std::string lowerSpeech = toLowerCase(speech);
for (const auto& keyword : keywords) {
if (lowerSpeech.find(toLowerCase(keyword)) != std::string::npos) {
return true; // Keyword detected
}
}
return false; // No keywords detected
}
// Function to simulate basic frequency analysis of words in speech data
void frequencyAnalysis(const std::string& speech) {
std::string lowerSpeech = toLowerCase(speech);
std::string word;
std::map<std::string, int> wordCount;
for (char c : lowerSpeech) {
if (isalpha(c) || c == ' ') {
word += c;
} else if (c == ' ') {
if (!word.empty()) {
wordCount[word]++;
word.clear();
}
}
}
if (!word.empty()) {
wordCount[word]++;
}
std::cout << "Word Frequency Analysis:\n";
for (const auto& [word, count] : wordCount) {
std::cout << word << ": " << count << "\n";
}
}
int main() {
// Example speech data
std::string speech = "Hello, welcome to the simulation of speech processing algorithms. This simulation processes speech data.";
// Keywords to detect
std::vector<std::string> keywords = {"simulation", "speech"};
// Detect keywords in speech
if (detectKeyword(speech, keywords)) {
std::cout << "Keyword detected in speech!\n";
} else {
std::cout << "No keywords detected in speech.\n";
}
// Perform frequency analysis
frequencyAnalysis(speech);
return 0;
}
