Found 664 Articles for Machine Learning

Density Estimation is an essential part of both machine learning and statistics. It means getting the probability density function (PDF) of a group. It is necessary for many things, like finding outliers, putting things into groups, making models, and finding problems. Based on deep learning, this study looks at all the ways to measure old and new density. Traditional Density Estimation Methods Histograms Whether you need to know in a hurry whether your data collection is complete, a histogram is the way to go. They take the data range and chunk it up into categories called " bins " to determine ... Read More

Transformer models have progressed much in natural language processing (NLP), getting state-of-the-art results in many tasks. But Transformers' computational complexity and memory needs increase by a factor of four with the length of the input sequence. This makes it hard to handle long sequences quickly. Researchers have developed Sparse Transformers, an extension of the Transformer design that adds sparse attention mechanisms, to get around these problems. This article looks at the idea of Sparse Transformers, with a focus on Stride and Fixed Factorized Attention, two methods that help make these models more efficient and effective. Transformer Recap Before getting into ... Read More

This tutorial will take a wine quality dataset from online sources such as Kaggle. The preferred dataset is the "Wine Quality Dataset, " available at "https://www.kaggle.com/datasets/yasserh/wine-quality-dataset." The dataset contains a .csv file comprising various categories of wine, such as 'fixed acidity, ' 'volatile acidity, ' 'pH, ' 'density, ' and more. From this dataset, the field name 'quality' was dropped at the initial stage, and further, the model was trained. Here is the Python code to predict the wine quality. Importing the necessary libraries. import pandas as pd import numpy as np from sklearn.model_selection import train_test_split ... Read More

Introduction The brain is the most complicated organ and is used for various scientific studies. The human brain is studied and the prototype is implemented for artificial intelligence (AI) and machine learning (ML). The hippocampus is an essential part of the brain. It helps us learn, remember, and find our way around. Researchers have tried to create an Artificial Hippocampus Algorithm (AHA) that can copy the functions and skills of the hippocampus in ML systems. This article discusses AHA, its mechanisms, scopes, and limitations. Motivation for Artificial Hippocampus Algorithm The goal of making an AHA is to improve the ability ... Read More

Introduction Creating realistic artificial data has become increasingly important in recent years, thanks to the wealth of extensive datasets and advancements in machine learning techniques. Traditional methods like data enrichment and sampling fall short in accurately capturing the complexity and diversity of real-world situations. However, the Factorized Random Synthesizer (FRS) tackles these limitations head-on by combining factorization methods with randomization, enabling the production of top-notch synthetic data. Fundamentals of Factorization Techniques In the realm of machine learning, various methods, including factorization techniques, harness the power of data to reveal hidden patterns and representations. Matrix factorization, tensor factorization, and deep factorization ... Read More

Steady State Genetic Algorithm (SSGA) is often used in machine learning and optimization tasks. It is a population-based, iterative search method based on the ideas behind natural evolution and genetics. SSGA works with a group of possible answers, shown as people or chromosomes. Here's how SSGA genetic Algorithm works Initialization − The algorithm starts by making a group called the starting population. Each person is a possible way to solve the problem at hand. Most of the time, the population is made or started randomly based on what we already know about the problem area. Evaluation − Everyone in ... Read More

The Simple Genetic Algorithm (SGA) is a popular optimization method in machine learning and artificial intelligence. Modeled after natural selection, SGAs use genetic operators like crossover and mutation to create a pool of candidate solutions. They have global search capabilities and are experts in resolving complex optimization problems. SGAs help solve combinatorial issues and can handle non-differentiable landscapes. Optimal or near-optimal solutions can be found with SGAs because of their flexible and reliable structure, which is adjusted by changing the parameters. This article delves into the basics of SGAs, their benefits and drawbacks, the fields in which they excel, and ... Read More

Optimization of Grey Wolf or GWO is a nature-inspired algorithm developed by Mirjalili et al. in 2014. Its hunting techniques and social structure are based on those of grey wolves. The algorithm is based on the concept of delta, gamma, beta and alpha wolves, representing the best solution candidates at each iteration. Basic Concepts of GWO The following vital ideas are used in the GWO algorithm − Grey Wolves − In the method, the grey wolves stand for possible answers to the optimization problem. Pack Hierarchy − The social order of the wolves, which includes the alpha, beta, gamma, ... Read More

Model validation is a crucial step in the machine learning process. It ensures that the models built are correct, reliable, and able to work well with data they haven't seen before. Y Scrambling is a new method that has become popular recently because it improves the confirmation process. This study looks at "Y Scrambling" and how it can make machine learning models more accurate and reliable. Understanding Model Validation Model validation is testing how well a learned model works on a different dataset than the one it was trained on. It helps determine how well the model can work with ... Read More

Introduction to Attention Mechanisms Attention mechanisms are often used in machine learning to improve the performance of models that only need attention to certain parts of the data they are given. They were first used to translate words from one language to another with a machine. Instead of putting the whole sentence into a fixed-size representation, attention mechanisms let the model choose which words or phrases to focus on when translating. What is Sliding Window Attention? Sliding Window Attention is a specific attention mechanism used in natural language processing tasks where the input is a sequence of words. It works ... Read More