Courses Core AI Skills Text Analysis and Sentiment Detection

Text Analysis and Sentiment Detection

4.0

The Text Analysis and Sentiment Detection course is designed to help learners understand the fundamentals of analysing text data and detecting sentiments through various machine learning and deep learning techniques.

Course Duration 450 Hours
Course Level advanced
Certificate After Completion

(15 students already enrolled)

Course Overview

Text Analysis and Sentiment Detection

The Text Analysis and Sentiment Detection course is designed to help learners understand the fundamentals of analysing text data and detecting sentiments through various machine learning and deep learning techniques. In today’s data-driven world, businesses and organizations are increasingly using text analysis to extract insights from customer feedback, social media posts, reviews, and more. Sentiment detection plays a key role in understanding public opinion, user satisfaction, and market trends. This course provides a comprehensive introduction to the concepts and tools used for text analysis and sentiment detection, guiding learners through the process of preprocessing text data, feature extraction, classification techniques, and applying advanced deep learning models for sentiment analysis.

Whether you are a beginner looking to enter the world of natural language processing (NLP) or a professional aiming to enhance your skills in text analytics, this course is structured to help you gain practical knowledge in applying sentiment detection techniques to real-world problems.

Who is this course for?

This course is ideal for data enthusiasts, professionals, and students interested in diving into the world of text analysis and sentiment detection. Whether you are from a background in data science, machine learning, or artificial intelligence, or you are looking to improve your skills in processing textual data and detecting sentiment, this course provides the necessary foundation. It is also suited for business analysts, marketers, and customer experience professionals who want to leverage text analysis tools for analysing customer feedback or social media content. While a basic understanding of Python programming and machine learning concepts is beneficial, no prior experience with sentiment analysis is required to start this course.

Learning Outcomes

Understand the fundamentals of text analysis and sentiment detection.

Preprocess and clean raw text data for analysis.

Extract meaningful features from text using various techniques.

Apply classification algorithms, including supervised learning, to detect sentiment in text.

Explore advanced sentiment analysis using deep learning models.

Learn how to evaluate sentiment models and fine-tune them for better accuracy.

Understand real-world applications of text analysis and sentiment detection, from marketing to social media monitoring.

Recognize the challenges and emerging trends in the field of text analysis and sentiment detection.

Course Modules

  • Learn the basic concepts behind text analysis and sentiment detection, and understand the importance of these techniques in various industries.

  • Explore techniques for cleaning and preprocessing text data, such as tokenization, stemming, lemmatization, and handling stop words.

  • Understand how to convert text data into numerical features that can be used by machine learning models, including Bag-of-Words, TF-IDF, and word embeddings.

  • Dive into traditional sentiment analysis techniques, including using lexicons, rule-based methods, and basic machine learning algorithms for sentiment classification.

  • Explore deep learning techniques for sentiment analysis, including Recurrent Neural Networks (RNNs), Long Short-Term Memory (LSTM) networks, and attention mechanisms.

  • Learn how to use supervised learning algorithms, such as Decision Trees, Support Vector Machines (SVM), and k-Nearest Neighbours (k-NN), to classify text and detect sentiment.

  • Understand how text analysis and sentiment detection are applied in various real-world scenarios, such as product reviews, social media sentiment, and customer feedback.

  • Discuss the challenges in text analysis, such as ambiguity, sarcasm, and language variation, and explore future trends in sentiment detection and NLP.

     

Earn a Professional Certificate

Earn a certificate of completion issued by Learn Artificial Intelligence (LAI), recognised for demonstrating personal and professional development.

certificate

What People say About us

FAQs

Sentiment analysis is a method used to determine the emotional tone behind a series of words. It is commonly used to understand the attitudes, opinions, and emotions expressed in text data, such as product reviews, social media posts, or customer feedback.

Text analysis, or text mining, involves extracting meaningful information from textual data. This can include tasks such as classification, sentiment analysis, entity recognition, and topic modelling. It is a key part of Natural Language Processing (NLP).

Several tools and libraries can be used for sentiment analysis, including Python libraries such as NLTK, TextBlob, and SpaCy, as well as machine learning frameworks like scikit-learn and TensorFlow for more advanced deep learning models.

While basic programming knowledge in Python is recommended, it is not strictly necessary. The course is designed to guide you through all the required techniques step by step, making it accessible to those with limited programming experience.

Yes, sentiment analysis can be applied to any language, though the effectiveness of the techniques may vary depending on the language’s structure and the availability of language-specific resources, such as sentiment lexicons or pre-trained models.

Absolutely! Social media platforms like Twitter, Facebook, and Instagram are great sources of text data for sentiment analysis. This course will teach you how to process and analyse social media content for sentiment detection and trend analysis.

Key Aspects of Course

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