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What is Sentiment Analysis and How Does it Work?

What is Sentiment Analysis and How Does it Work?

Mar 19, 2019 | AI, Chatbots, Machine Learning, NLP, NLP for CX Analytics

Sentiment Analysis is a procedure used to determine if a chunk of text is positive, negative or neutral. In text analytics, natural language processing (NLP) and machine learning (ML) techniques are combined to assign sentiment scores to the topics, categories or...
Improving Rasa’s results by 30% with artificial training data: Part II

Improving Rasa’s results by 30% with artificial training data: Part II

May 30, 2018 | AI, Benchmark, Chatbots, NLP, NLU, RASA, Synthetic data

Increasing bot accuracy has never been so easy. How? Generating artificial training data, not manually, but using auto-generated query variations. We have benchmarked Rasa and other platforms, and their accuracy comes up to a 93% thanks to Bitext artificial training...
Improving Rasa’s results with artificial training data. Part I

Improving Rasa’s results with artificial training data. Part I

May 16, 2018 | AI, Benchmark, Chatbots, NLP, NLU, RASA, Synthetic data

The well-known Rasa chatbot-building platform is gaining weight day after day. But, in all platforms, chatbots are as good as their training material. Rasa, as other chatbot platforms, still relies on manually written, selected and tagged query datasets. This is a...
Lemmatization for information retrieval

Lemmatization for information retrieval

Jan 12, 2018 | Chatbots, Lemmatization, NLP, NLP for CX Analytics

In the last years, the size of available data and information collections is growing exponentially, and this makes it necessary to adapt the tools we use so we can access information more efficiently. Information retrieval methods have been developed and enhanced to...
Sentiment Analysis for Bot Conversations

Sentiment Analysis for Bot Conversations

Dec 1, 2017 | AI, Chatbots, NLP, NLP for CX Analytics

Customers are using channels such as Facebook Messenger as a place where to complain when their online order is delivered late. Therefore, companies have started to trust chatbots for handling these issues. Can you see the potential of applying sentiment analysis to...
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