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method ID: latentvariablemodel

Related Papers

Unsupervised Approach for Dialogue Act Classification

Authors: nan

Publication: TIPSTER (2008)

DOI: nan

. This paper presents an unsupervised approach for dialogue act (DA) classification. We used a latent variable model to compress the dimensions of the feature vector. We introduced a paraphraser …...

19364

A Discriminative Latent Variable Chinese Segmenter with Hybrid Word/Character Information

Authors: nan

Publication: TIPSTER (2009)

DOI: nan

Conventional approaches to Chinese word segmentation treat the problem as a character- based tagging task. Recently, semi-Markov models have been applied to the problem, in- corporating features based on complete …...

24146

Spectral Dependency Parsing with Latent Variables

Authors: nan

Publication: TIPSTER (2012)

DOI: nan

Recently there has been substantial interest in using spectral methods to learn generative se- quence models like HMMs. Spectral meth- ods are attractive as they provide globally con- sistent estimates …...

44166

A Latent Variable Model for Viewpoint Discovery from Threaded Forum Posts

Authors: nan

Publication: TIPSTER (2013)

DOI: nan

Threaded discussion forums provide an im- portant social media platform. Its rich user generated content has served as an important source of public feedback. To automatically discover the viewpoints or …...

23391

Discourse Connectors for Latent Subjectivity in Sentiment Analysis

Authors: nan

Publication: TIPSTER (2013)

DOI: nan

Document-level sentiment analysis can bene- fit from fine-grained subjectivity, so that sen- timent polarity judgments are based on the relevant parts of the document. While fine- grained subjectivity annotations are …...

23542

Learning Latent Personas of Film Characters

Authors: nan

Publication: TIPSTER (2013)

DOI: nan

We present two latent variable models for learning character types, or personas, in film, in which a persona is defined as a set of mixtures over latent lexical classes. These …...

40274

“I Object!” Modeling Latent Pragmatic Effects in Courtroom Dialogues

Authors: nan

Publication: TIPSTER (2014)

DOI: nan

Understanding the actionable outcomes of a dialogue requires effectively modeling situational roles of dialogue participants, the structure of the dialogue and the rele- vance of each utterance to an eventual …...

43476

Extracting Lexically Divergent Paraphrases from Twitter

Authors: nan

Publication: TIPSTER (2014)

DOI: nan

AbstractWe present MultiP (Multi-instance Learning Paraphrase Model), a new model suited to identify paraphrases within the short messages on Twitter. We jointly model paraphrase relations between word and sentence pairs …...

19865

Machine translation with source-predicted target morphology

Authors: nan

Publication: TIPSTER (2015)

DOI: nan

We propose a novel pipeline for translation into morphologically rich languages which consists of two steps: initially, the source string is enriched with target morphological features and then fed into …...

18611

Bootstrapping Translation Detection and Sentence Extraction from Comparable Corpora

Authors: nan

Publication: TIPSTER (2016)

DOI: nan

Most work on extracting parallel text from comparable corpora depends on linguistic re- sources such as seed parallel documents or translation dictionaries. This paper presents a simple baseline approach for …...

23128

A Cross-Sentence Latent Variable Model for Semi-Supervised Text Sequence Matching

Authors: nan

Publication: TIPSTER (2019)

DOI: nan

AbstractWe present a latent variable model for predicting the relationship between a pair of text sequences. Unlike previous auto-encoding–based approaches that consider each sequence separately, our proposed framework utilizes both …...

39495

Latent Variable Model for Multi-modal Translation

Authors: nan

Publication: TIPSTER (2019)

DOI: nan

AbstractIn this work, we propose to model the interaction between visual and textual features for multi-modal neural machine translation (MMT) through a latent variable model. This latent variable can be …...

37029

Semi-supervised Stochastic Multi-Domain Learning using Variational Inference

Authors: nan

Publication: TIPSTER (2019)

DOI: nan

AbstractSupervised models of NLP rely on large collections of text which closely resemble the intended testing setting. Unfortunately matching text is often not available in sufficient quantity, and moreover, within …...

39774

A Bilingual Generative Transformer for Semantic Sentence Embedding

Authors: nan

Publication: TIPSTER (2020)

DOI: nan

AbstractSemantic sentence embedding models encode natural language sentences into vectors, such that closeness in embedding space indicates closeness in the semantics between the sentences. Bilingual data offers a useful signal …...

30935

Addressing Posterior Collapse with Mutual Information for Improved Variational Neural Machine Translation

Authors: nan

Publication: TIPSTER (2020)

DOI: nan

AbstractThis paper proposes a simple and effective approach to address the problem of posterior collapse in conditional variational autoencoders (CVAEs). It thus improves performance of machine translation models that use …...

37221

Cross-lingual Spoken Language Understanding with Regularized Representation Alignment

Authors: nan

Publication: TIPSTER (2020)

DOI: nan

AbstractDespite the promising results of current cross-lingual models for spoken language understanding systems, they still suffer from imperfect cross-lingual representation alignments between the source and target languages, which makes the …...

29909

Investigating Cross-Linguistic Adjective Ordering Tendencies with a Latent-Variable Model

Authors: nan

Publication: TIPSTER (2020)

DOI: nan

AbstractAcross languages, multiple consecutive adjectives modifying a noun (e.g. “the big red dog”) follow certain unmarked ordering rules. While explanatory accounts have been put forward, much of the work done …...

30423

Iterative Refinement in the Continuous Space for Non-Autoregressive Neural Machine Translation

Authors: nan

Publication: TIPSTER (2020)

DOI: nan

AbstractWe propose an efficient inference procedure for non-autoregressive machine translation that iteratively refines translation purely in the continuous space. Given a continuous latent variable model for machine translation (Shu et …...

31103

Narrative Text Generation with a Latent Discrete Plan

Authors: nan

Publication: TIPSTER (2020)

DOI: nan

AbstractPast work on story generation has demonstrated the usefulness of conditioning on a generation plan to generate coherent stories. However, these approaches have used heuristics or off-the-shelf models to first …...

32158