Information retrieval courses can help you learn search algorithms, indexing techniques, and data mining strategies. You can build skills in evaluating search results, optimizing query performance, and understanding user intent. Many courses introduce tools like Elasticsearch, Apache Solr, and various machine learning libraries, showing how these technologies enhance information retrieval processes and improve the accuracy of search results.

Packt
Skills you'll gain: Data Mining, Logistic Regression, Model Evaluation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Cleansing, Database Design, Data Integration, SQL, Data Manipulation, Database Management, Relational Databases, Data Validation, Data Quality, Data Integrity, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Descriptive Statistics, Probability & Statistics, Statistical Hypothesis Testing, Regression Analysis, Statistics, Predictive Modeling, Data Visualization, Statistical Analysis, Statistical Methods, Data Science, Data Analysis, Histogram, Statistical Visualization, Pandas (Python Package), NumPy, Statistical Inference, Probability, Model Evaluation, Correlation Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Jira (Software), User Story, Agile Software Development, Agile Project Management, Sprint Planning, Agile Methodology, Backlogs, Collaborative Software, Issue Tracking, GitHub, User Accounts
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Systems Integration, Enterprise Architecture, Data Governance, Cloud Deployment, Security Strategy, Cloud Management, Enterprise Security, Security Management, Security Controls, Problem Management, Threat Modeling, Continuous Monitoring
Advanced · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Ubuntu, Cybersecurity, Cyber Attacks, Microsoft Windows, Computer Security, Computer Security Awareness Training, Information Systems Security, Linux, Cyber Security Policies, Network Security, Virtualization, Linux Commands, Linux Administration, Data Ethics, Data Security, Virtualization and Virtual Machines, Hardening, Command-Line Interface, Operating System Administration, Virtual Machines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Vulnerability Assessments, Security Controls, Blockchain, Security Testing, Network Infrastructure, Network Security, Cryptography, Malware Protection, Scripting, Transaction Processing, Network Protocols, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Security, File Management, Control Panels, Web Analytics and SEO, MySQL, Apache, Cloud Hosting, Public Key Infrastructure, User Accounts, Data Security, Encryption, Database Management, Web Servers, Email Automation, System Configuration, PHP (Scripting Language), Server Administration, Performance Tuning, Content Management, Data Storage
Beginner · Specialization · 1 - 3 Months

FutureThink
Skills you'll gain: Meeting Facilitation, Productivity, Operational Efficiency, Time Management, Organizational Leadership, Business Leadership, Leadership, Leadership and Management, Decision Making, Strategic Leadership, Leadership Development, Strategic Decision-Making, Communication Planning, Generative AI, Communication Strategies, Strategic Communication, Artificial Intelligence and Machine Learning (AI/ML), Communication, Business Communication, Corporate Communications
Beginner · Course · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Gemini, Generative AI, AI Enablement, AI Product Strategy, Google Cloud Platform, Responsible AI, AI Security, No-Code Development, Data Governance, Artificial Intelligence, Personally Identifiable Information, Innovation, MLOps (Machine Learning Operations)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Matplotlib, Box Plots, Data Analysis, Data Visualization, Descriptive Statistics, Scatter Plots, Data Visualization Software, Histogram, Seaborn, Statistical Analysis, Correlation Analysis, Statistical Methods
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Governance, Microsoft Azure, Data Lakes, Real Time Data, Data Management, Data Security, Identity and Access Management, Event-Driven Programming, Azure Active Directory, Operational Databases, Role-Based Access Control (RBAC), Database Architecture and Administration, Analytics, System Monitoring
Intermediate · Course · 1 - 3 Months