Search Results for author: Maxim Berman

Found 13 papers, 6 papers with code

Spatial Consistency Loss for Training Multi-Label Classifiers from Single-Label Annotations

no code implementations11 Mar 2022 Thomas Verelst, Paul K. Rubenstein, Marcin Eichner, Tinne Tuytelaars, Maxim Berman

We show that adding a consistency loss, ensuring that the predictions of the network are consistent over consecutive training epochs, is a simple yet effective method to train multi-label classifiers in a weakly supervised setting.

Data Augmentation Multi-Label Classification +1

Optimization for Medical Image Segmentation: Theory and Practice when evaluating with Dice Score or Jaccard Index

no code implementations26 Oct 2020 Tom Eelbode, Jeroen Bertels, Maxim Berman, Dirk Vandermeulen, Frederik Maes, Raf Bisschops, Matthew B. Blaschko

We verify these results empirically in an extensive validation on six medical segmentation tasks and can confirm that metric-sensitive losses are superior to cross-entropy based loss functions in case of evaluation with Dice Score or Jaccard Index.

Image Segmentation Medical Image Segmentation +2

AOWS: Adaptive and optimal network width search with latency constraints

1 code implementation CVPR 2020 Maxim Berman, Leonid Pishchulin, Ning Xu, Matthew B. Blaschko, Gerard Medioni

We introduce a novel efficient one-shot NAS approach to optimally search for channel numbers, given latency constraints on a specific hardware.

Neural Architecture Search

Discriminative training of conditional random fields with probably submodular constraints

no code implementations25 Nov 2019 Maxim Berman, Matthew B. Blaschko

In order to constrain such a model to remain tractable, previous approaches have enforced the weight vector to be positive for pairwise potentials in which the labels differ, and set pairwise potentials to zero in the case that the label remains the same.

3D Reconstruction Denoising

Optimizing the Dice Score and Jaccard Index for Medical Image Segmentation: Theory & Practice

1 code implementation5 Nov 2019 Jeroen Bertels, Tom Eelbode, Maxim Berman, Dirk Vandermeulen, Frederik Maes, Raf Bisschops, Matthew Blaschko

First, we investigate the theoretical differences in a risk minimization framework and question the existence of a weighted cross-entropy loss with weights theoretically optimized to surrogate Dice or Jaccard.

Image Segmentation Medical Image Segmentation +2

Adaptive Compression-based Lifelong Learning

no code implementations23 Jul 2019 Shivangi Srivastava, Maxim Berman, Matthew B. Blaschko, Devis Tuia

The latter approach falls under the denomination of lifelong learning, where the model is updated in a way that it performs well on both old and new tasks, without having access to the old task's training samples anymore.

Bayesian Optimization Semantic Segmentation

Generating superpixels using deep image representations

no code implementations11 Mar 2019 Thomas Verelst, Matthew Blaschko, Maxim Berman

Superpixel algorithms are a common pre-processing step for computer vision algorithms such as segmentation, object tracking and localization.

Clustering General Classification +5

Yes, IoU loss is submodular - as a function of the mispredictions

no code implementations6 Sep 2018 Maxim Berman, Matthew B. Blaschko, Amal Rannen Triki, Jiaqian Yu

This note is a response to [7] in which it is claimed that [13, Proposition 11] is false.

Efficient semantic image segmentation with superpixel pooling

1 code implementation7 Jun 2018 Mathijs Schuurmans, Maxim Berman, Matthew B. Blaschko

In this work, we evaluate the use of superpixel pooling layers in deep network architectures for semantic segmentation.

Image Segmentation Semantic Segmentation

The Lovász-Softmax Loss: A Tractable Surrogate for the Optimization of the Intersection-Over-Union Measure in Neural Networks

2 code implementations CVPR 2018 Maxim Berman, Amal Rannen Triki, Matthew B. Blaschko

The Jaccard index, also referred to as the intersection-over-union score, is commonly employed in the evaluation of image segmentation results given its perceptual qualities, scale invariance - which lends appropriate relevance to small objects, and appropriate counting of false negatives, in comparison to per-pixel losses.

Image Segmentation Segmentation +1

Function Norms and Regularization in Deep Networks

no code implementations18 Oct 2017 Amal Rannen Triki, Maxim Berman, Matthew B. Blaschko

Deep neural networks (DNNs) have become increasingly important due to their excellent empirical performance on a wide range of problems.

Image Segmentation Learning Theory +2

The Lovász-Softmax loss: A tractable surrogate for the optimization of the intersection-over-union measure in neural networks

4 code implementations CVPR 2018 Maxim Berman, Amal Rannen Triki, Matthew B. Blaschko

The Jaccard index, also referred to as the intersection-over-union score, is commonly employed in the evaluation of image segmentation results given its perceptual qualities, scale invariance - which lends appropriate relevance to small objects, and appropriate counting of false negatives, in comparison to per-pixel losses.

Image Segmentation Segmentation +1

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