Chatbot Development

  1. Building NLU Systems
    1. Text Preprocessing Pipeline
      1. Sentence Segmentation
        1. Tokenization
          1. Word-Level Tokenization
            1. Subword Tokenization
              1. Character-Level Tokenization
              2. Normalization
                1. Case Normalization
                  1. Punctuation Handling
                    1. Spelling Correction
                    2. Stop Word Removal
                      1. Stemming and Lemmatization
                      2. Feature Extraction
                        1. Bag of Words
                          1. TF-IDF
                            1. Word Embeddings
                              1. Word2Vec
                                1. GloVe
                                  1. FastText
                                  2. Contextual Embeddings
                                    1. ELMo
                                      1. BERT
                                        1. RoBERTa
                                      2. Intent Classification
                                        1. Problem Formulation
                                          1. Dataset Preparation
                                            1. Model Selection
                                              1. Naive Bayes
                                                1. Support Vector Machines
                                                  1. Neural Networks
                                                  2. Training and Optimization
                                                    1. Evaluation Metrics
                                                    2. Entity Recognition
                                                      1. Sequence Labeling
                                                        1. BIO Tagging
                                                          1. Model Architectures
                                                            1. CRF Models
                                                              1. BiLSTM-CRF
                                                                1. Transformer-Based NER
                                                                2. Custom Entity Types
                                                                  1. Gazetteer Integration

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                                                                5. Development Methodologies

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                                                                7. Dialogue Management Systems