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A Metric Learning Reality Check

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TLDR
In this article, the authors take a closer look at the field to see if this is actually true, and find flaws in the experimental methodology of numerous metric learning papers, and show that the actual improvements over time have been marginal at best.
Abstract
Deep metric learning papers from the past four years have consistently claimed great advances in accuracy, often more than doubling the performance of decade-old methods. In this paper, we take a closer look at the field to see if this is actually true. We find flaws in the experimental methodology of numerous metric learning papers, and show that the actual improvements over time have been marginal at best. Code is available at github.com/KevinMusgrave/powerful-benchmarker.

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Journal ArticleDOI

e-Tourism beyond COVID-19: a call for transformative research

TL;DR: This viewpoint article argues that the impacts of the novel coronavirus COVID-19 call for transformative e-Tourism research, and presents six pillars to guide scholars in their efforts to transform e- Tourism through their research, including historicity, reflexivity, equity, transparency, plurality, and creativity.
Proceedings ArticleDOI

Ranked List Loss for Deep Metric Learning

TL;DR: This work presents two limitations of existing ranking-motivated structured losses and proposes a novel ranked list loss to solve both of them and proposes to learn a hypersphere for each class in order to preserve the similarity structure inside it.
Posted Content

Are we done with ImageNet

TL;DR: A significantly more robust procedure for collecting human annotations of the ImageNet validation set is developed, which finds the original ImageNet labels to no longer be the best predictors of this independently-collected set, indicating that their usefulness in evaluating vision models may be nearing an end.
Proceedings ArticleDOI

DCN V2: Improved Deep & Cross Network and Practical Lessons for Web-scale Learning to Rank Systems

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Proceedings ArticleDOI

Probabilistic Embeddings for Cross-Modal Retrieval

TL;DR: Probabilistic Cross-Modal Embedding (PCME) as mentioned in this paper proposes to use probabilistic distributions in the common embedding space for cross-modal retrieval, which not only improves the retrieval performance over its deterministic counterpart but also provides uncertainty estimates that render the embeddings more interpretable.
References
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Proceedings ArticleDOI

Deep Residual Learning for Image Recognition

TL;DR: In this article, the authors proposed a residual learning framework to ease the training of networks that are substantially deeper than those used previously, which won the 1st place on the ILSVRC 2015 classification task.
Proceedings Article

ImageNet Classification with Deep Convolutional Neural Networks

TL;DR: The state-of-the-art performance of CNNs was achieved by Deep Convolutional Neural Networks (DCNNs) as discussed by the authors, which consists of five convolutional layers, some of which are followed by max-pooling layers, and three fully-connected layers with a final 1000-way softmax.
Journal ArticleDOI

Generative Adversarial Nets

TL;DR: A new framework for estimating generative models via an adversarial process, in which two models are simultaneously train: a generative model G that captures the data distribution and a discriminative model D that estimates the probability that a sample came from the training data rather than G.
Proceedings Article

Batch Normalization: Accelerating Deep Network Training by Reducing Internal Covariate Shift

TL;DR: Applied to a state-of-the-art image classification model, Batch Normalization achieves the same accuracy with 14 times fewer training steps, and beats the original model by a significant margin.
Journal ArticleDOI

ImageNet Large Scale Visual Recognition Challenge

TL;DR: The ImageNet Large Scale Visual Recognition Challenge (ILSVRC) as mentioned in this paper is a benchmark in object category classification and detection on hundreds of object categories and millions of images, which has been run annually from 2010 to present, attracting participation from more than fifty institutions.