Feature engineering in AI refers to the process of selecting, creating, or transforming input features from raw data to improve the performance of machine learning models. It involves identifying and extracting relevant information from the data that can better represent the underlying patterns and relationships. Feature engineering can include tasks such as data preprocessing, handling missing values, scaling, encoding categorical variables, creating new features through mathematical operations, domain-specific feature selection, and more. Effective feature engineering plays a crucial role in improving the accuracy and generalization capability of AI models.
A study published in Scientific Reports demonstrates how machine learning (ML) algorithms, particularly random forests, can more accurately predict the corrosion rate of steel buried in soil. By considering multiple soil parameters, the research highlights the limitations of traditional models and offers a more robust approach to improving the durability and safety of soil-buried structures.
Researchers developed a machine learning method to estimate missing data in road material stock and flow analyses, using open-source data to predict missing road width data. This approach aids in assessing potential carbon emission reductions in road construction.
Published in Intelligent Systems with Applications, this study introduces SensorNet, a hybrid model combining deep learning (DL) with chemical sensor data to detect toxic additives in fruits like formaldehyde. SensorNet integrates convolutional layers for image analysis and sensor data preprocessing, achieving a high accuracy of 97.03% in distinguishing fresh from chemically treated fruits.
Researchers utilized machine learning with dual-polarization radar data to significantly enhance precipitation estimation accuracy. The study's models outperformed traditional methods, marking a significant advancement in meteorological forecasting.
Researchers developed an advanced automated system for early plant disease detection using an ensemble of deep-learning models, achieving superior accuracy on the PlantVillage dataset. The study introduced novel image processing and data balancing techniques, significantly enhancing model performance and demonstrating the system's potential for real-world agricultural applications.
Researchers utilized machine learning algorithms to predict anemia prevalence among young girls in Ethiopia, analyzing data from the 2016 Ethiopian Demographic and Health Survey. The study identified socioeconomic and demographic predictors of anemia and highlighted the efficacy of advanced ML techniques, such as random forest and support vector machine, in forecasting anemia status.
Scholars utilized machine learning techniques to analyze instances of sexual harassment in Middle Eastern literature, employing lexicon-based sentiment analysis and deep learning architectures. The study identified physical and non-physical harassment occurrences, highlighting their prevalence in Anglophone novels set in the region.
Researchers introduced a machine learning approach for predicting the depth to bedrock (DTB) in Alberta, Canada. Traditional mapping methods face challenges in rugged terrains, prompting the use of machine learning to enhance accuracy. The study employed advanced techniques, including natural language processing (NLP) and spatial feature engineering, alongside various machine learning algorithms like random forests and XGBoost.
Utilizing machine learning, researchers develop a predictive model for digital transformation in Chinese-listed manufacturing companies, identifying key indicators and proposing improvement strategies. Extreme random trees and gradient boosting machines demonstrate superior performance, guiding actionable insights for enhancing digital transformation and bridging the gap between theory and practice in business strategies.
Researchers investigate ChatGPT ADA, an extension of GPT-4, for developing ML models in clinical data analysis, showing comparable performance to manual methods. With transparent methodologies and robust performance across diverse clinical trials, ChatGPT ADA presents a promising tool for democratizing ML in medicine, emphasizing its potential alongside specialized training and resources.
Researchers from Egypt introduce a groundbreaking system for Human Activity Recognition (HAR) using Wireless Body Area Sensor Networks (WBANs) and Deep Learning. Their innovative approach, combining feature extraction techniques and Convolutional Neural Networks (CNNs), achieves exceptional accuracy in identifying various activities, promising transformative applications in healthcare, sports, and elderly care.
Innovative research introduces a lightweight, interpretable machine-learning classifier to identify opioid overdoses in emergency medical services (EMS) records. By leveraging custom feature engineering methods and robust model architectures, this approach demonstrates superior performance, paving the way for enhanced opioid surveillance and targeted harm reduction initiatives at the local level.
Researchers unveil LGN, a groundbreaking graph neural network (GNN)-based fusion model, addressing the limitations of existing protein-ligand binding affinity prediction methods. The study demonstrates the model's superiority, emphasizing the importance of incorporating ligand information and evaluating stability and performance for advancing drug discovery in computational biology.
Researchers emphasize the growing significance of radar-based human activity recognition (HAR) in safety and surveillance, highlighting its advantages over vision-based sensing in challenging conditions. The study reviews classical Machine Learning (ML) and Deep Learning (DL) approaches, with DL's advantage in avoiding manual feature extraction and ML's robust empirical basis. A comparative study on benchmark datasets evaluates performance and computational efficiency, aiming to establish a standardized assessment framework for radar-based HAR techniques.
This article presents an ensemble learning approach utilizing convolutional neural networks (CNNs) for precise identification of medicinal plant species based solely on leaf images. The research addresses the challenges of manual identification by taxonomic experts and demonstrates how advanced AI techniques can significantly enhance the efficiency, reliability, and accessibility of plant recognition systems, showcasing potential applications in cataloging and utilizing medicinal plant biodiversity.
Researchers introduce a pioneering method for urban economic competitiveness analysis in China, addressing the limitations of traditional approaches. Leveraging convolutional neural networks (CNN) and a rich urban feature dataset, augmented using deep convolutional Generative Adversarial Networks (DCGAN), the model offers a comprehensive understanding of urban development, overcoming data scarcity challenges and outperforming traditional methods.
Researchers introduced the Science4Cast benchmark to forecast future AI research, emphasizing the importance of network features for precise predictions. This approach offers a promising tool to accelerate scientific progress in artificial intelligence.
This research introduces TabNet-IDS, an innovative Intrusion Detection System for IoT networks. The model leverages deep learning and attentive mechanisms to enhance security in IoT systems, achieving high accuracy rates on various datasets while maintaining model interpretability, thus serving as a promising tool for safeguarding networked devices.
Researchers have developed robust predictive models for Wordle gameplay, forecasting the number of results and the probability distribution of guesses for specific words. These models offer valuable insights into player behavior and word attributes, paving the way for further exploration of gaming psychology and optimization of player enjoyment in linguistic puzzle games.
Researchers introduce the Graph Patch Informer (GPI) as a novel approach for accurate renewable energy forecasting (REF). Combining self-attention, graph attention networks (GATs), and self-supervised pre-training, GPI outperforms existing models and addresses challenges in long-term modeling, missing data, and spatial correlations. The model's effectiveness is demonstrated across various REF tasks, offering a promising solution for stable power systems and advancing renewable energy integration.
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