Search Results for author: Florent Perronnin

Found 14 papers, 2 papers with code

Interferences in match kernels

no code implementations24 Nov 2016 Naila Murray, Hervé Jégou, Florent Perronnin, Andrew Zisserman

The second one involves equalising the match of a single descriptor to the aggregated vector.

Image Retrieval Retrieval

Polysemous codes

9 code implementations7 Sep 2016 Matthijs Douze, Hervé Jégou, Florent Perronnin

This paper considers the problem of approximate nearest neighbor search in the compressed domain.

Quantization

Convolutional Patch Representations for Image Retrieval: an Unsupervised Approach

no code implementations1 Mar 2016 Mattis Paulin, Julien Mairal, Matthijs Douze, Zaid Harchaoui, Florent Perronnin, Cordelia Schmid

Convolutional neural networks (CNNs) have recently received a lot of attention due to their ability to model local stationary structures in natural images in a multi-scale fashion, when learning all model parameters with supervision.

Image Classification Image Retrieval +1

LEWIS: Latent Embeddings for Word Images and their Semantics

no code implementations ICCV 2015 Albert Gordo, Jon Almazan, Naila Murray, Florent Perronnin

The goal of this work is to bring semantics into the tasks of text recognition and retrieval in natural images.

Retrieval

Deep Fishing: Gradient Features from Deep Nets

no code implementations23 Jul 2015 Albert Gordo, Adrien Gaidon, Florent Perronnin

Convolutional Networks (ConvNets) have recently improved image recognition performance thanks to end-to-end learning of deep feed-forward models from raw pixels.

Understanding the Fisher Vector: a multimodal part model

no code implementations18 Apr 2015 David Novotný, Diane Larlus, Florent Perronnin, Andrea Vedaldi

Fisher Vectors and related orderless visual statistics have demonstrated excellent performance in object detection, sometimes superior to established approaches such as the Deformable Part Models.

object-detection Object Detection

Label-Embedding for Image Classification

2 code implementations30 Mar 2015 Zeynep Akata, Florent Perronnin, Zaid Harchaoui, Cordelia Schmid

Attributes act as intermediate representations that enable parameter sharing between classes, a must when training data is scarce.

Attribute Classification +4

Discovering beautiful attributes for aesthetic image analysis

no code implementations16 Dec 2014 Luca Marchesotti, Naila Murray, Florent Perronnin

We then describe how these three key components of AVA - images, scores, and comments - can be effectively leveraged to learn visual attributes.

Retrieval

What makes an Image Iconic? A Fine-Grained Case Study

no code implementations19 Aug 2014 Yangmuzi Zhang, Diane Larlus, Florent Perronnin

A natural approach to teaching a visual concept, e. g. a bird species, is to show relevant images.

Generalized Max Pooling

no code implementations CVPR 2014 Naila Murray, Florent Perronnin

Max-pooling equalizes the influence of frequent and rare descriptors but is only applicable to representations that rely on count statistics, such as the bag-of-visual-words (BOV) and its soft- and sparse-coding extensions.

Image Classification

Transformation Pursuit for Image Classification

no code implementations CVPR 2014 Mattis Paulin, Jerome Revaud, Zaid Harchaoui, Florent Perronnin, Cordelia Schmid

We propose a principled algorithm – Image Transformation Pursuit (ITP) – for the automatic selection of a compact set of transformations.

Classification General Classification +1

Label-Embedding for Attribute-Based Classification

no code implementations CVPR 2013 Zeynep Akata, Florent Perronnin, Zaid Harchaoui, Cordelia Schmid

The label embedding framework offers other advantages such as the ability to leverage alternative sources of information in addition to attributes (e. g. class hierarchies) or to transition smoothly from zero-shot learning to learning with large quantities of data.

Attribute Classification +3

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