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We present a set of metrics that utilize vision priors to effectively assess the performance of saliency methods on image classification tasks. To understand behavior in deep learning models, many methods provide visual saliency maps…

Computer Vision and Pattern Recognition · Computer Science 2023-09-21 Rangel Daroya , Aaron Sun , Subhransu Maji

Object proposals greatly benefit object detection task in recent state-of-the-art works. However, the existing object proposals usually have low localization accuracy at high intersection over union threshold. To address it, we apply…

Computer Vision and Pattern Recognition · Computer Science 2016-10-18 Shuhan Chen , Jindong Li , Xuelong Hu , Ping Zhou

The field of Explainable Artificial Intelligence (XAI) aims to improve the interpretability of black-box machine learning models. Building a heatmap based on the importance value of input features is a popular method for explaining the…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Amirhossein Aminimehr , Pouya Khani , Amirali Molaei , Amirmohammad Kazemeini , Erik Cambria

Existing tools for explaining the output of image classifiers can be divided into white-box, which rely on access to the model internals, and black-box, agnostic to the model. As the usage of AI in the medical domain grows, so too does the…

Computer Vision and Pattern Recognition · Computer Science 2023-11-27 Nathan Blake , Hana Chockler , David A. Kelly , Santiago Calderon Pena , Akchunya Chanchal

In the past years, deep convolutional neural networks have been pushing the frontier of face recognition (FR) techniques in both verification and identification scenarios. Despite the high accuracy, they are often criticized for lacking…

Computer Vision and Pattern Recognition · Computer Science 2023-10-25 Yuhang Lu , Zewei Xu , Touradj Ebrahimi

The black-box nature of the deep networks makes the explanation for "why" they make certain predictions extremely challenging. Saliency maps are one of the most widely-used local explanation tools to alleviate this problem. One of the…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Saeed Khorram , Tyler Lawson , Fuxin Li

Decision processes of computer vision models - especially deep neural networks - are opaque in nature, meaning that these decisions cannot be understood by humans. Thus, over the last years, many methods to provide human-understandable…

Computer Vision and Pattern Recognition · Computer Science 2024-06-10 Benjamin Fresz , Lena Lörcher , Marco Huber

Recent advances in deep learning have markedly improved the quality of visual-attention modelling. In this work we apply these advances to video compression. We propose a compression method that uses a saliency model to adaptively compress…

Computer Vision and Pattern Recognition · Computer Science 2019-07-25 Vitaliy Lyudvichenko , Mikhail Erofeev , Alexander Ploshkin , Dmitriy Vatolin

Saliency maps that identify the most informative regions of an image for a classifier are valuable for model interpretability. A common approach to creating saliency maps involves generating input masks that mask out portions of an image to…

Computer Vision and Pattern Recognition · Computer Science 2020-10-21 Jason Phang , Jungkyu Park , Krzysztof J. Geras

Bayesian optimisation is a powerful method for optimising black-box functions, popular in settings where the true function is expensive to evaluate and no gradient information is available. Bayesian optimisation can improve responses to…

Machine Learning · Computer Science 2025-05-27 Sigrid Passano Hellan , Christopher G. Lucas , Nigel H. Goddard

For the task of low-light image enhancement, deep learning-based algorithms have demonstrated superiority and effectiveness compared to traditional methods. However, these methods, primarily based on Retinex theory, tend to overlook the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Shuang Wang , Qianwen Lu , Boxing Peng , Yihe Nie , Qingchuan Tao

The aim of black-box optimization is to optimize an objective function within the constraints of a given evaluation budget. In this problem, it is generally assumed that the computational cost for evaluating a point is large; thus, it is…

Machine Learning · Statistics 2019-12-03 Masahiro Nomura , Kenshi Abe

By taking into account the properties and limitations of the human visual system, images can be more efficiently compressed, colors more accurately reproduced, prints better rendered. To show all these advantages in this paper new adapted…

Computer Vision and Pattern Recognition · Computer Science 2015-03-13 Jaswinder Singh Dilawari , Ravinder Khanna

In recent years, deep neural networks have been widely used for building high-performance Artificial Intelligence (AI) systems for computer vision applications. Object detection is a fundamental task in computer vision, which has been…

Computer Vision and Pattern Recognition · Computer Science 2024-09-05 Milad Moradi , Ke Yan , David Colwell , Matthias Samwald , Rhona Asgari

Cameras digitize real-world scenes as pixel intensity values with a limited value range given by the available bits per pixel (bpp). High Dynamic Range (HDR) cameras capture those luminance values in higher resolution through an increase in…

Computer Vision and Pattern Recognition · Computer Science 2023-06-22 Axel Gödrich , Daniel König , Gabriel Eilertsen , Michael Teutsch

Clinical applicability of automated decision support systems depends on a robust, well-understood classification interpretation. Artificial neural networks while achieving class-leading scores fall short in this regard. Therefore, numerous…

Computer Vision and Pattern Recognition · Computer Science 2020-04-06 David Major , Dimitrios Lenis , Maria Wimmer , Gert Sluiter , Astrid Berg , Katja Bühler

Low-light images, i.e. the images captured in low-light conditions, suffer from very poor visibility caused by low contrast, color distortion and significant measurement noise. Low-light image enhancement is about improving the visibility…

Image and Video Processing · Electrical Eng. & Systems 2020-07-08 Jinxiu Liang , Yong Xu , Yuhui Quan , Jingwen Wang , Haibin Ling , Hui Ji

In this work we develop a fast saliency detection method that can be applied to any differentiable image classifier. We train a masking model to manipulate the scores of the classifier by masking salient parts of the input image. Our model…

Machine Learning · Statistics 2017-05-23 Piotr Dabkowski , Yarin Gal

We consider Bayesian optimization of an expensive-to-evaluate black-box objective function, where we also have access to cheaper approximations of the objective. In general, such approximations arise in applications such as reinforcement…

Machine Learning · Statistics 2016-11-16 Matthias Poloczek , Jialei Wang , Peter I. Frazier

We address the problem of image color quantization using a Maximum Entropy based approach. Focusing on pixel mapping we argue that adding thermal noise to the system yields better visual impressions than that obtained from a simple energy…

Statistical Mechanics · Physics 2023-03-15 Samy Lakhal , Alexandre Darmon , Michael Benzaquen