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 Duration 21 hours

Course Outline

Comprehensive training curriculum

  1. Introduction to NLP
    • Concepts of NLP
    • NLP Frameworks
    • Commercial uses of NLP
    • Web data scraping
    • Retrieving text data via various APIs
    • Managing text corpora: storing content and associated metadata
    • Benefits of Python and an NLTK introductory session
  2. Practical Understanding of a Corpus and Dataset
    • The necessity of a corpus
    • Corpus Analysis
    • Categories of data attributes
    • File formats for corpora
    • Preparing datasets for NLP applications
  3. Understanding the Structure of Sentences
    • Core components of NLP
    • Natural language understanding
    • Morphological analysis: stems, words, tokens, and speech tags
    • Syntactic analysis
    • Semantic analysis
    • Managing ambiguity
  4. Text data preprocessing
    • Corpus: Raw text
      • Sentence tokenization
      • Stemming raw text
      • Lemmatizing raw text
      • Removing stop words
    • Corpus: Raw sentences
      • Word tokenization
      • Word lemmatization
    • Utilizing Term-Document and Document-Term matrices
    • Tokenizing text into n-grams and sentences
    • Tailored and practical preprocessing techniques
  5. Analyzing Text Data
    • Basic features of NLP
      • Parsers and parsing processes
      • POS tagging and taggers
      • Named entity recognition
      • N-grams
      • Bag of words
    • Statistical features in NLP
      • Linear algebra concepts for NLP
      • Probabilistic theory in NLP
      • TF-IDF
      • Vectorization
      • Encoders and Decoders
      • Normalization
      • Probabilistic Models
    • Advanced feature engineering in NLP
      • Word2vec fundamentals
      • Components of the word2vec model
      • Logic behind the word2vec model
      • Expanding the word2vec concept
      • Applying the word2vec model
    • Case study: Applying bag of words for automatic text summarization using simplified and true Luhn's algorithms
  6. Document Clustering, Classification, and Topic Modeling
    • Document clustering and pattern mining (hierarchical clustering, k-means, etc.)
    • Comparing and classifying documents using TFIDF, Jaccard, and cosine distance measures
    • Document classification using Naïve Bayes and Maximum Entropy
  7. Identifying Important Text Elements
    • Dimensionality reduction: Principal Component Analysis, Singular Value Decomposition, and non-negative matrix factorization
    • Topic modeling and information retrieval via Latent Semantic Analysis
  8. Entity Extraction, Sentiment Analysis, and Advanced Topic Modeling
    • Distinguishing positive from negative sentiment degrees
    • Item Response Theory
    • Part-of-speech tagging applications: identifying people, places, and organizations in text
    • Advanced topic modeling: Latent Dirichlet Allocation
  9. Case Studies
    • Extracting insights from unstructured user reviews
    • Classifying and visualizing sentiment in product review data
    • Analyzing search logs for usage patterns
    • Text classification
    • Topic modeling

Requirements

Familiarity with NLP fundamentals and an understanding of how AI is applied in business contexts.

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