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Introduction to NLP : How to improve accessibil...
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Victoria Ubaldo
June 11, 2021
Technology
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200
Introduction to NLP : How to improve accessibility with Machine Learning
WWCode CONNECT REIMAGINE 2021
Victoria Ubaldo
June 11, 2021
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Transcript
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Victoria Ubaldo @Vikyale Introduction to NLP : How to improve
accessibility with Machine Learning CONNECT REIMAGINE 2021
Hello! Computer and System Engineer. Peruvian Data Analyst @Interbank Msc
Candidate Computer Science, PUCP. Enjoy mentoring, illustration and dancing!
Agenda • Machine Learning and Accessibility • Natural Language Processing
• Tensorflow for NLP • Next steps
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Machine Learning is programming with data
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Natural Language Process (NLP)
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Where find NLP ? Chatbots Predictive text (autocomplete) Transcription Language
translation Others: Text Analysis Email filters Search Result Sentiment Analysis
Challenges in NLP
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Challenges in NLP : Textual Accessibility Visual Auditory Speech
Accessible = Comprehensible
Challenges in NLP : Textual Accessibility Transcription Speech recognition Language
Translation
Case : Recognize sentiment in Text
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Amazon and Yelp reviews 1 : Good 0: Bad
Pre-processing data
Text Processing
Tokenization
Out Of Vocabulary (OOV) EXTRA WORDS unknown tokens (UNK)
Stop Words
Stemming
Lemmatization
Padding
Tools! • Python 3.+ • Jupyter Notebook or Google Colab
• and using a framework for ML
¿Why Tensorflow? Whether you’re an expert or a beginner, TensorFlow
is an end-to-end platform that makes it easy for you to build and deploy ML models.
Trying in Google Colab bit.ly/2TU9MJz
Challenges in NLP : Textual Accessibility Transcription Speech recognition
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Challenges in NLP : Textual Accessibility Language Translation
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Next steps Try new tools : - Recurrent Neural Network
(RNN) - Long short-term memory (LSTM)
Next steps Increase your corpus with diverse data. - PDFMiner
- Tweepy API
Next steps Datasets with native or indigenous language or code
mixing
“We can build a much brighter future where humans are
relieved of menial work using AI capabilities” - Andrew Ng
Thanks! @womenwhocode #WWCode Keep in touch! linkedin.com/in/victoriaubaldo @vikyale
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