Yi Ma


2018

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PizzaPal: Conversational Pizza Ordering using a High-Density Conversational AI Platform
Antoine Raux | Yi Ma | Paul Yang | Felicia Wong
Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing: System Demonstrations

This paper describes PizzaPal, a voice-only agent for ordering pizza, as well as the Conversational AI architecture built at b4.ai. Based on the principles of high-density conversational AI, it supports natural and flexible interactions through neural conversational language understanding, robust dialog state tracking, and hierarchical task decomposition.

2013

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User Goal Change Model for Spoken Dialog State Tracking
Yi Ma
Proceedings of the 2013 NAACL HLT Student Research Workshop

2012

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Ranking-based readability assessment for early primary children’s literature
Yi Ma | Eric Fosler-Lussier | Robert Lofthus
Proceedings of the 2012 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies

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Landmark-Based Location Belief Tracking in a Spoken Dialog System
Yi Ma | Antoine Raux | Deepak Ramachandran | Rakesh Gupta
Proceedings of the 13th Annual Meeting of the Special Interest Group on Discourse and Dialogue

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Comparing human versus automatic feature extraction for fine-grained elementary readability assessment
Yi Ma | Ritu Singh | Eric Fosler-Lussier | Robert Lofthus
Proceedings of the First Workshop on Predicting and Improving Text Readability for target reader populations