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When Unsupervised Representation Learning is Provably Useful

Learning Provably Useful Representations, with Applications to Fairness

Learning Provably Useful Representations, with Applications to Fairness

... using representation learning? Once again, representa- tion learning narrows the hypothesis space and hence cannot offer us better perfor- mance than using the original ...the representation ...

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Unsupervised Representation Learning with Correlations

Unsupervised Representation Learning with Correlations

... for learning low dimensional latent represen- tations of high dimensional ...data. When the correlation structure among data points is available, our cvaes employ a structured mixture model as prior and a ...

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Unsupervised representation learning for medical imaging

Unsupervised representation learning for medical imaging

... transfer learning in the specific domain of WCE data for medical purposes, this means that a state of the art CNN archi- tecture must be ...arises when using the ResNet model, the residual operation which ...

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Unsupervised Cross Domain Word Representation Learning

Unsupervised Cross Domain Word Representation Learning

... that when the dimen- sionality of the representations increases, initially accuracies increase in both methods and saturates after 200 − 600 ...ting when training high-dimensional representa- ...

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Exploiting Invertible Decoders for Unsupervised Sentence Representation Learning

Exploiting Invertible Decoders for Unsupervised Sentence Representation Learning

... for unsupervised sentence representation learning using the dis- tributional hypothesis effectively constrain the learnt representation of a sentence to only that needed to reproduce the next ...

11

Mining Discourse Markers for Unsupervised Sentence Representation Learning

Mining Discourse Markers for Unsupervised Sentence Representation Learning

... We discovered 243 discourse marker candi- dates. Figure 1 shows their frequency distribu- tions. As expected, the most frequent markers dominate the training data, but when a wide range of markers is included, the ...

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Mining Discourse Markers for Unsupervised Sentence Representation Learning

Mining Discourse Markers for Unsupervised Sentence Representation Learning

... We discovered 243 discourse marker candi- dates. Figure 1 shows their frequency distribu- tions. As expected, the most frequent markers dominate the training data, but when a wide range of markers is included, the ...

11

Adversarial Unsupervised Representation Learning for Activity Time-Series

Adversarial Unsupervised Representation Learning for Activity Time-Series

... Physical activity and sleep are crucial to health and well- being. Requisite activity and sufficient sleep prevent vari- ous illnesses such as diabetes (Warburton, Nicol, and Bredin 2006). Rise in chronic conditions, ...

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Unsupervised Learning of Discourse Aware Text Representation for Essay Scoring

Unsupervised Learning of Discourse Aware Text Representation for Essay Scoring

... Wu et al. (2018) proposed Word Mover’s Em- bedding (WME) utilizing Word Mover’s Distance (WMD) that considers both word alignments and pre-trained word vectors to learn feature represen- tation of documents. Tang et al. ...

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Unsupervised Discrete Sentence Representation Learning for Interpretable Neural Dialog Generation

Unsupervised Discrete Sentence Representation Learning for Interpretable Neural Dialog Generation

... the three dialog datasets. These scores provide useful insights to understand the complexity of a dialog dataset. For example, accuracy on open- domain chatting is harder than the task-oriented SMD data. Also, it ...

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Deep unsupervised state representation learning with robotic priors: a robustness analysis

Deep unsupervised state representation learning with robotic priors: a robustness analysis

... 6, it generates 26 clusters of data points. In fact, each sequence is clustered into its own small subspace. This behavior is due to the fact that the distractors are mostly static and are more difficult to filter out ...

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Unsupervised Geometry-Aware Representation Learning for 3D Human Pose Estimation

Unsupervised Geometry-Aware Representation Learning for 3D Human Pose Estimation

... occurs when we use our standard OursUnet architecture but without our geometry-aware 3D latent ...latent representation has more impact than tweaking the architecture in various ...

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Unsupervised Visual Representation Learning for Indoor Scenes with a Siamese ConvNet and Graph Constraints

Unsupervised Visual Representation Learning for Indoor Scenes with a Siamese ConvNet and Graph Constraints

... Negative pairs represent images in different scene categories. Generally, images with large distance are taken as negative pairs. However, for indoor scene images, samples in different categories may have small Euclidean ...

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Supplementary Material: Elastic-InfoGAN: Unsupervised Disentangled Representation Learning in Class-Imbalanced Data

Supplementary Material: Elastic-InfoGAN: Unsupervised Disentangled Representation Learning in Class-Imbalanced Data

... Table 3 summarizes the performance of different methods for the task of nearest neighbours classifi- cation. Randomly initialized refers to using the same inference network architecture with random weights. In ...

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Effective Auto Encoder For Unsupervised Sparse Representation

Effective Auto Encoder For Unsupervised Sparse Representation

... method when the number of the learned features is increased from 512 to ...the learning process. Our FASE performs significantly fast while learning large number of features from bigger size ...

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UNSUPERVISED learning is a branch of machine learning

UNSUPERVISED learning is a branch of machine learning

... performance when dimensional D changes from 5 to ...set, when the dimensional D varies from 5 to 60, the ACC and AMI of the proposed DPNE only drop by ...part-based representation obtained by the ...

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Graph-based Latent Embedding, Annotation and Representation Learning in Neural Networks for Semi-supervised and Unsupervised Settings

Graph-based Latent Embedding, Annotation and Representation Learning in Neural Networks for Semi-supervised and Unsupervised Settings

... and unsupervised clustering (within each one of the coarse labels) and propose a novel framework combining GAR with ACOL, which enables the network to perform concurrent classification and ...propagate ...

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Unsupervised Cross Lingual Representation Learning

Unsupervised Cross Lingual Representation Learning

... Anders Søgaard, PhD, Dr.Phil, Full Professor in NLP and Machine Learning, Department of Computer Science, University of Copenhagen. [email protected] . Anders is interested in machine learning for NLP. He ...

8

Tile2Vec: Unsupervised Representation Learning for Spatially Distributed Data

Tile2Vec: Unsupervised Representation Learning for Spatially Distributed Data

... dataset. Unsupervised learning for visual data is an active area of research and thus impossible to summarize concisely, but we attempt a brief overview of the most relevant topics ...feature ...

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Joint Unsupervised Learning of Semantic Representation of Words and Roles in Dependency Trees

Joint Unsupervised Learning of Semantic Representation of Words and Roles in Dependency Trees

... semantic representation of word re- ...tic representation of relations enables us to express the meaning of phrases and is a promising research direction for seman- tics at the sentence ...

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