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19912026
Showing 2015 · cs.LGShow all

20 papers · 2 filters

cs.LG2015★ 8 cited

Dynamic Capacity Networks

Amjad Almahairi, Nicolas Ballas, Tim Cooijmans +3

We introduce the Dynamic Capacity Network (DCN), a neural network that can adaptively assign its capacity across different portions of the input data. This is achieved by combining…

cs.LG2015★ 221 cited

Unitary Evolution Recurrent Neural Networks

Martin Arjovsky, Amar Shah, Yoshua Bengio

Recurrent neural networks (RNNs) are notoriously difficult to train. When the eigenvalues of the hidden to hidden weight matrix deviate from absolute value 1, optimization becomes…

cs.LG2015★ 64 cited

Deconstructing the Ladder Network Architecture

Mohammad Pezeshki, Linxi Fan, Philemon Brakel +2

The Manual labeling of data is and will remain a costly endeavor. For this reason, semi-supervised learning remains a topic of practical importance. The recently proposed Ladder Ne…

cs.LG2015★ 71 cited

Denoising Criterion for Variational Auto-Encoding Framework

Daniel Jiwoong Im, Sungjin Ahn, Roland Memisevic +1

Denoising autoencoders (DAE) are trained to reconstruct their clean inputs with noise injected at the input level, while variational autoencoders (VAE) are trained with noise injec…

cs.LG2015★ 3 cited

Iterative Refinement of the Approximate Posterior for Directed Belief Networks

R Devon Hjelm, Kyunghyun Cho, Junyoung Chung +3

Variational methods that rely on a recognition network to approximate the posterior of directed graphical models offer better inference and learning than previous methods. Recent a…

cs.LG2015★ 78 cited

Reducing Overfitting in Deep Networks by Decorrelating Representations

Michael Cogswell, Faruk Ahmed, Ross Girshick +2

One major challenge in training Deep Neural Networks is preventing overfitting. Many techniques such as data augmentation and novel regularizers such as Dropout have been proposed…

cs.LG2015★ 1.8k cited

BinaryConnect: Training Deep Neural Networks with binary weights during propagations

Matthieu Courbariaux, Yoshua Bengio, Jean-Pierre David

Deep Neural Networks (DNN) have achieved state-of-the-art results in a wide range of tasks, with the best results obtained with large training sets and large models. In the past, G…

cs.LG2015★ 26 cited

Scalable MCMC for Mixed Membership Stochastic Blockmodels

Wenzhe Li, Sungjin Ahn, Max Welling

We propose a stochastic gradient Markov chain Monte Carlo (SG-MCMC) algorithm for scalable inference in mixed-membership stochastic blockmodels (MMSB). Our algorithm is based on th…

cs.LG2015★ 150 cited

Neural Networks with Few Multiplications

Zhouhan Lin, Matthieu Courbariaux, Roland Memisevic +1

For most deep learning algorithms training is notoriously time consuming. Since most of the computation in training neural networks is typically spent on floating point multiplicat…

cs.LG2015★ 140 cited

Artificial Neural Networks Applied to Taxi Destination Prediction

Alexandre de Brébisson, Étienne Simon, Alex Auvolat +2

We describe our first-place solution to the ECML/PKDD discovery challenge on taxi destination prediction. The task consisted in predicting the destination of a taxi based on the be…

cs.LG2015★ 27 cited

Metastatic liver tumour segmentation from discriminant Grassmannian manifolds

Samuel Kadoury, Eugene Vorontsov, An Tang

The early detection, diagnosis and monitoring of liver cancer progression can be achieved with the precise delineation of metastatic tumours. However, accurate automated segmentati…

cs.LG2015★ 3 cited

Conservativeness of untied auto-encoders

Daniel Jiwoong Im, Mohamed Ishmael Diwan Belghazi, Roland Memisevic

We discuss necessary and sufficient conditions for an auto-encoder to define a conservative vector field, in which case it is associated with an energy function akin to the unnorma…

cs.LG2015★ 15 cited

Bidirectional Helmholtz Machines

Jorg Bornschein, Samira Shabanian, Asja Fischer +1

Efficient unsupervised training and inference in deep generative models remains a challenging problem. One basic approach, called Helmholtz machine, involves training a top-down di…

cs.LG2015★ 673 cited

A Recurrent Latent Variable Model for Sequential Data

Junyoung Chung, Kyle Kastner, Laurent Dinh +3

In this paper, we explore the inclusion of latent random variables into the dynamic hidden state of a recurrent neural network (RNN) by combining elements of the variational autoen…

cs.LG2015★ 125 cited

Blocks and Fuel: Frameworks for deep learning

Bart van Merriënboer, Dzmitry Bahdanau, Vincent Dumoulin +4

We introduce two Python frameworks to train neural networks on large datasets: Blocks and Fuel. Blocks is based on Theano, a linear algebra compiler with CUDA-support. It facilitat…

cs.LG2015★ 55 cited

Transferring Knowledge from a RNN to a DNN

William Chan, Nan Rosemary Ke, Ian Lane

Deep Neural Network (DNN) acoustic models have yielded many state-of-the-art results in Automatic Speech Recognition (ASR) tasks. More recently, Recurrent Neural Network (RNN) mode…

cs.LG2015★ 41 cited

EmoNets: Multimodal deep learning approaches for emotion recognition in video

Samira Ebrahimi Kahou, Xavier Bouthillier, Pascal Lamblin +15

The task of the emotion recognition in the wild (EmotiW) Challenge is to assign one of seven emotions to short video clips extracted from Hollywood style movies. The videos depict…

cs.LG2015★ 2 cited

GSNs : Generative Stochastic Networks

Guillaume Alain, Yoshua Bengio, Li Yao +4

We introduce a novel training principle for probabilistic models that is an alternative to maximum likelihood. The proposed Generative Stochastic Networks (GSN) framework is based…

cs.LG2015★ 147 cited

Equilibrated adaptive learning rates for non-convex optimization

Yann N. Dauphin, Harm de Vries, Yoshua Bengio

Parameter-specific adaptive learning rate methods are computationally efficient ways to reduce the ill-conditioning problems encountered when training large deep networks. Followin…

cs.LG2015★ 7.4k cited

Show, Attend and Tell: Neural Image Caption Generation with Visual Attention

Kelvin Xu, Jimmy Ba, Ryan Kiros +5

Inspired by recent work in machine translation and object detection, we introduce an attention based model that automatically learns to describe the content of images. We describe…