Deep Learning for NLP: Word Embeddings and Text Classification in Python — PickAClass
★ 4.1 (7) ⏱ 3h 1m 📚 28 lessons 🎧 Audio version

Deep Learning for NLP: Word Embeddings and Text Classification in Python

Master the fundamentals of natural language processing by implementing word2vec, GloVe, and recurrent neural networks to build intelligent text classifiers in Python.

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About this course

Text data is everywhere, but teaching computers to understand human language requires translating words into a language machines speak: numbers. This course guides you through the foundational neural network architectures that revolutionized how computers process text. You will transition from basic text-processing techniques to building deep learning models that capture the semantic meaning of words. Through clear written explanations and structured Python code examples, you will learn how to represent text as dense vectors, perform sentiment analysis, and sequence-tag text data. What you'll learn: - Understand the core mathematical concepts behind word embeddings, vector spaces, and semantic similarity. - Implement classic word representation models including word2vec and GloVe from first principles. - Build text classification and sentiment analysis models using recurrent neural networks (RNNs) in Python. - Apply the Gensim library to load pre-trained word vectors and solve semantic analogy problems. - Explore sequence labeling tasks like parts-of-speech tagging and named entity recognition. - Learn modern NLP foundations, including subword tokenization and the basic mechanics of attention layers. The journey begins with fundamental NLP terminology and mathematical concepts, progressing from static bag-of-words representations to dynamic word embeddings. You will then explore sequential neural network architectures, studying how models process text chronologically to perform classification and sequence tagging. This course is designed for beginner-to-intermediate programmers, data enthusiasts, and aspiring AI developers who want a solid conceptual and practical foundation in neural NLP. Basic familiarity with Python and algebra is recommended, but no prior deep learning experience is required. Start reading today to unlock the power of deep learning for text processing.

Course contents

5 modules · 28 lessons · 3h 1m

1 Fundamentals and Text Representation
Understand how text is transformed into numerical data that machines can process.
6 lessons · 37 min
  1. Welcome to the World of Neural NLP
    Introduction to the course objectives and the power of deep learning for text.
    5 min
  2. From Words to Numbers: One-Hot Encoding
    Explanation of the basic translation of text into sparse binary vectors.
    6 min
  3. Tokenization: Words and Subwords
    Techniques for dividing text into minimal units, including subword tokenization.
    7 min
  4. Bag-of-Words and its Limitations
    Analysis of static representations that ignore word order.
    6 min
  5. Mathematics of Vector Spaces
    Concepts of semantic similarity and distance between vectors in a plane.
    7 min
  6. The Rise of Dense Vectors
    Why dense embeddings are superior to sparse representations.
    6 min
2 Word Embeddings: Word2Vec and GloVe
Learn to create and use advanced semantic representations of words.
6 lessons · 40 min
  1. The Intuition Behind Word2Vec
    Understand context-based CBOW and Skip-gram models.
    7 min
  2. Implementing Word2Vec from First Principles
    Guide to the logic of building a Word2Vec model in Python.
    8 min
  3. GloVe: Global Vectors for Word Representation
    Exploration of the model based on global co-occurrence statistics.
    6 min
  4. Gensim: Loading Pre-trained Vectors
    Practical use of the Gensim library to leverage ready-made models.
    6 min
  5. Semantic Analogy with Code
    Solving linguistic equations (King - Man + Woman = Queen) with vectors.
    7 min
  6. Visualizing Embeddings
    Techniques for projecting multi-dimensional vectors into a 2D space.
    6 min
3 Recurrent Neural Networks and Classification
Build models that understand the sequential order of language for classification.
6 lessons · 40 min
  1. The Importance of History in Text
    Why sequential processing is crucial for meaning.
    6 min
  2. RNN Architecture
    How a neural network maintains a 'memory' of previous inputs.
    7 min
  3. Sentiment Analysis: The Dataset
    Data preparation and cleaning for a binary classification task.
    6 min
  4. Building an RNN Classifier in Python
    Practical implementation of a neural network to predict sentiment.
    8 min
  5. Training and Optimization
    Training cycle, loss functions, and performance evaluation.
    7 min
  6. Challenges of RNNs: The Vanishing Gradient
    Understand the technical limitations of simple recurrent architectures.
    6 min
4 Sequence Tagging: POS and NER
Extract structured information from text by labeling each individual word.
5 lessons · 32 min
  1. Introduction to Sequence Tagging
    Difference between whole-sentence classification and word-level tagging.
    6 min
  2. Part-of-Speech (POS) Tagging
    Automatically identify verbs, nouns, and adjectives in a sequence.
    6 min
  3. Named Entity Recognition (NER)
    Extract names of people, places, and organizations from text.
    7 min
  4. Many-to-Many Architectures
    Configure neural networks to produce an output for each input.
    6 min
  5. Practical Tagging Exercise
    Writing code to label entities in real text.
    7 min
5 Attention Mechanisms and Modern NLP
Explore the innovations that led to modern NLP.
5 lessons · 32 min
  1. Beyond Rigid Sequentiality
    The limitations of RNNs in handling long-range dependencies.
    6 min
  2. What is the Attention Mechanism?
    The idea of focusing on relevant parts of the text during processing.
    7 min
  3. Mechanics of Attention Layers
    How attention weights are calculated mathematically.
    7 min
  4. Advanced Tokenization: BPE and WordPiece
    Deep dive into techniques used by modern models like BERT.
    6 min
  5. The Future: From Transformers to LLMs
    Overview of how attention has revolutionized the field.
    6 min
Final project

Intelligent Review Analyzer

You will develop a complete system that receives a text review, determines its sentiment (positive/negative) using an RNN, and identifies mentioned products or locations via NER, utilizing pre-trained embeddings loaded with Gensim.

What you'll get

  • 📜 Certificate of completion
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  • 🎧 Audio version included
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  • ⚡ Short & focused
    3h 1m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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Certificate of Mastery
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Name Surname
has successfully demonstrated mastery of
Deep Learning for NLP: Word Embeddings and Text Classification in Python
Skills demonstrated
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Behavioral pattern analysis
Foundational
1.2 hrs
✓
Decision-architecture frameworks
Proficient
1.4 hrs
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A/B test design
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1.7 hrs
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1.9 hrs
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Deep Learning for NLP: Word Embeddings and Text Classification in Python
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Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
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Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

Reviews (7)

Anna Kowalska PL Verified learner
★ 5 · October 12, 2026

What a fantastic learning experience. The examples were spot on and really helped solidify the concepts. Worth every minute.

Oskar Saar EE
★ 5 · October 7, 2026

Fantastic course. The examples used were spot on and really helped solidify the concepts. My understanding has improved dramatically.

Christophe Fournier MC Verified learner
★ 3 · October 3, 2026

A good introduction. The structure was mostly clear, but I wish there were a few more real-world examples. Still, learned a lot.

Đỗ Văn Long VN Verified learner
★ 5 · September 29, 2026

This course exceeded my expectations. The real-world applications discussed are incredibly useful. Great job!

حسن بن عبدالله بن راشد آل ثاني QA Verified learner
★ 5 · September 27, 2026

Couldn't have asked for a better learning experience. The structure flowed perfectly, and the examples were incredibly relevant. Highly recommend!

فاطمة الدوسري KW
★ 2 · August 26, 2026

Hmm, I'm not sure this is for absolute beginners. It assumes a bit of prior knowledge that wasn't explicitly taught. Some examples were confusing.

Lucas Gómez CR
★ 4 · June 13, 2026

Pretty good introduction. The examples were helpful, but I wish there was a bit more practice material. Solid value for the cost.

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