Search Results for author: Jianpeng Cheng

Found 17 papers, 8 papers with code

LUCID: LLM-Generated Utterances for Complex and Interesting Dialogues

1 code implementation1 Mar 2024 Joe Stacey, Jianpeng Cheng, John Torr, Tristan Guigue, Joris Driesen, Alexandru Coca, Mark Gaynor, Anders Johannsen

Moreover, creating high quality dialogue data has until now required considerable human input, limiting both the scale of these datasets and the ability to rapidly bootstrap data for a new target domain.

A Generative Model for Joint Natural Language Understanding and Generation

1 code implementation ACL 2020 Bo-Hsiang Tseng, Jianpeng Cheng, Yimai Fang, David Vandyke

This approach allows us to explore both spaces of natural language and formal representations, and facilitates information sharing through the latent space to eventually benefit NLU and NLG.

Natural Language Understanding Task-Oriented Dialogue Systems +1

Building a Neural Semantic Parser from a Domain Ontology

no code implementations25 Dec 2018 Jianpeng Cheng, Siva Reddy, Mirella Lapata

We address these challenges with a framework which allows to elicit training data from a domain ontology and bootstrap a neural parser which recursively builds derivations of logical forms.

Semantic Parsing

Dependency Grammar Induction with a Neural Variational Transition-based Parser

no code implementations14 Nov 2018 Bowen Li, Jianpeng Cheng, Yang Liu, Frank Keller

Transition-based models enable faster inference with $O(n)$ time complexity, but their performance still lags behind.

Dependency Grammar Induction Variational Inference

Weakly-supervised Neural Semantic Parsing with a Generative Ranker

no code implementations CONLL 2018 Jianpeng Cheng, Mirella Lapata

Weakly-supervised semantic parsers are trained on utterance-denotation pairs, treating logical forms as latent.

Semantic Parsing

Learning an Executable Neural Semantic Parser

no code implementations CL 2019 Jianpeng Cheng, Siva Reddy, Vijay Saraswat, Mirella Lapata

This paper describes a neural semantic parser that maps natural language utterances onto logical forms which can be executed against a task-specific environment, such as a knowledge base or a database, to produce a response.

A Generative Parser with a Discriminative Recognition Algorithm

1 code implementation ACL 2017 Jianpeng Cheng, Adam Lopez, Mirella Lapata

Generative models defining joint distributions over parse trees and sentences are useful for parsing and language modeling, but impose restrictions on the scope of features and are often outperformed by discriminative models.

Constituency Parsing Language Modelling +1

Learning Structured Natural Language Representations for Semantic Parsing

1 code implementation ACL 2017 Jianpeng Cheng, Siva Reddy, Vijay Saraswat, Mirella Lapata

We introduce a neural semantic parser that converts natural language utterances to intermediate representations in the form of predicate-argument structures, which are induced with a transition system and subsequently mapped to target domains.

Semantic Parsing

Dependency Parsing as Head Selection

1 code implementation EACL 2017 Xingxing Zhang, Jianpeng Cheng, Mirella Lapata

Conventional graph-based dependency parsers guarantee a tree structure both during training and inference.

Dependency Parsing Sentence

Syntax-Aware Multi-Sense Word Embeddings for Deep Compositional Models of Meaning

no code implementations EMNLP 2015 Jianpeng Cheng, Dimitri Kartsaklis

We detail a compositional distributional framework based on a rich form of word embeddings that aims at facilitating the interactions between words in the context of a sentence.

Sentence Sentence Embeddings +1

Investigating the Role of Prior Disambiguation in Deep-learning Compositional Models of Meaning

no code implementations15 Nov 2014 Jianpeng Cheng, Dimitri Kartsaklis, Edward Grefenstette

This paper aims to explore the effect of prior disambiguation on neural network- based compositional models, with the hope that better semantic representations for text compounds can be produced.

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