1 code implementation • 17 Apr 2024 • Xuesong Li, Zeeshan Hayder, Ali Zia, Connor Cassidy, Shiming Liu, Warwick Stiller, Eric Stone, Warren Conaty, Lars Petersson, Vivien Rolland
Addressing this gap, we introduce a new dataset in this domain, i. e. Multi-modality dataset for crop biomass estimation (MMCBE).
no code implementations • 14 Apr 2024 • Sam Cantrill, David Ahmedt-Aristizabal, Lars Petersson, Hanna Suominen, Mohammad Ali Armin
We demonstrate significant performance improvements of up to 29. 6% in all tested motion scenarios in cross-dataset testing on MMPD, even in the presence of dynamic and unconstrained subject motion, emphasizing the benefits of disentangling motion through modeling the 3D facial surface for motion robust facial rPPG estimation.
1 code implementation • CVPR 2024 • Yanshuo Wang, Ali Cheraghian, Zeeshan Hayder, Jie Hong, Sameera Ramasinghe, Shafin Rahman, David Ahmedt-Aristizabal, Xuesong Li, Lars Petersson, Mehrtash Harandi
Here, we propose a novel method that uses a backpropagation-free approach for TTA for the specific case of 3D data.
no code implementations • 21 Mar 2024 • Nikhel Gupta, Ray P. Norris, Zeeshan Hayder, Minh Huynh, Lars Petersson, X. Rosalind Wang, Andrew M. Hopkins, Heinz Andernach, Yjan Gordon, Simone Riggi, Miranda Yew, Evan J. Crawford, Bärbel Koribalski, Miroslav D. Filipović, Anna D. Kapinśka, Stanislav Shabala, Tessa Vernstrom, Joshua R. Marvil
The Gal-DINO network is trained and evaluated on approximately 5, 000 visually inspected radio galaxies and their infrared hosts, encompassing both compact and extended radio morphologies.
no code implementations • 18 Dec 2023 • David Ahmedt-Aristizabal, Mohammad Ali Armin, Zeeshan Hayder, Norberto Garcia-Cairasco, Lars Petersson, Clinton Fookes, Simon Denman, Aileen McGonigal
Historically, these approaches have been used for disease detection, classification, and prediction using diagnostic data; however, there has been limited exploration of their application in evaluating video-based motion detection in the clinical epileptology setting.
3 code implementations • 11 Dec 2023 • Nikhel Gupta, Zeeshan Hayder, Ray P. Norris, Minh Hyunh, Lars Petersson
We present a novel multimodal dataset developed by expert astronomers to automate the detection and localisation of multi-component extended radio galaxies and their corresponding infrared hosts.
3 code implementations • 1 Dec 2023 • Nikhel Gupta, Zeeshan Hayder, Ray P. Norris, Minh Huynh, Lars Petersson
Creating radio galaxy catalogues from next-generation deep surveys requires automated identification of associated components of extended sources and their corresponding infrared hosts.
Ranked #1 on 2D Object Detection on RadioGalaxyNET Dataset
no code implementations • 27 Nov 2023 • Léo Lebrat, Rodrigo Santa Cruz, Remi Chierchia, Yulia Arzhaeva, Mohammad Ali Armin, Joshua Goldsmith, Jeremy Oorloff, Prithvi Reddy, Chuong Nguyen, Lars Petersson, Michelle Barakat-Johnson, Georgina Luscombe, Clinton Fookes, Olivier Salvado, David Ahmedt-Aristizabal
Wound management poses a significant challenge, particularly for bedridden patients and the elderly.
no code implementations • 5 Oct 2023 • Yanshuo Wang, Jie Hong, Ali Cheraghian, Shafin Rahman, David Ahmedt-Aristizabal, Lars Petersson, Mehrtash Harandi
DSS consists of dynamic thresholding, positive learning, and negative learning processes.
no code implementations • ICCV 2023 • Jie Hong, Zeeshan Hayder, Junlin Han, Pengfei Fang, Mehrtash Harandi, Lars Petersson
Audio-visual zero-shot learning aims to classify samples consisting of a pair of corresponding audio and video sequences from classes that are not present during training.
Ranked #2 on GZSL Video Classification on ActivityNet-GZSL (cls)
1 code implementation • 9 Aug 2023 • Nikhel Gupta, Zeeshan Hayder, Ray P. Norris, Minh Huynh, Lars Petersson, X. Rosalind Wang, Heinz Andernach, Bärbel S. Koribalski, Miranda Yew, Evan J. Crawford
The CAMs are further refined using an inter-pixel relations network (IRNet) to get instance segmentation masks over radio galaxies and the positions of their infrared hosts.
no code implementations • 31 May 2023 • Nariman Habili, Jeremy Oorloff, Lars Petersson
We develop a deep learning network to estimate the illumination spectrum of hyperspectral images under various lighting conditions.
no code implementations • 26 May 2023 • Ali Zia, Renuka Sharma, Reza Arablouei, Greg Bishop-hurley, Jody McNally, Neil Bagnall, Vivien Rolland, Brano Kusy, Lars Petersson, Aaron Ingham
Therefore, we introduce a new dataset, called Cattle Visual Behaviors (CVB), that consists of 502 video clips, each fifteen seconds long, captured in natural lighting conditions, and annotated with eleven visually perceptible behaviors of grazing cattle.
1 code implementation • 8 May 2023 • Abdelwahed Khamis, Russell Tsuchida, Mohamed Tarek, Vivien Rolland, Lars Petersson
This paper is about where and how optimal transport is used in machine learning with a focus on the question of scalable optimal transport.
no code implementations • 8 Feb 2023 • Ali Zia, Abdelwahed Khamis, James Nichols, Zeeshan Hayder, Vivien Rolland, Lars Petersson
The summaries obtained by these methods are principled global descriptions of multi-dimensional data whilst exhibiting stable properties such as robustness to deformation and noise.
no code implementations • 6 Dec 2022 • Nariman Habili, Ernest Kwan, Weihao Li, Christfried Webers, Jeremy Oorloff, Mohammad Ali Armin, Lars Petersson
Hyperspectral Imaging (HSI) provides detailed spectral information and has been utilised in many real-world applications.
1 code implementation • 5 Dec 2022 • Jie Hong, Shi Qiu, Weihao Li, Saeed Anwar, Mehrtash Harandi, Nick Barnes, Lars Petersson
Specifically, we use the Unknown-Point Simulator to simulate out-of-distribution data in the training stage by manipulating the geometric context of partial known data.
1 code implementation • 14 Nov 2022 • Junlin Han, Huangying Zhan, Jie Hong, Pengfei Fang, Hongdong Li, Lars Petersson, Ian Reid
This paper studies the problem of measuring and predicting how memorable an image is to pattern recognition machines, as a path to explore machine intelligence.
no code implementations • 11 Oct 2022 • Changkun Ye, Nick Barnes, Lars Petersson, Russell Tsuchida
Zero-Shot Learning (ZSL) models aim to classify object classes that are not seen during the training process.
no code implementations • 14 Sep 2022 • Soumava Kumar Roy, Yan Han, Mehrtash Harandi, Lars Petersson
Deep Metric Learning algorithms aim to learn an efficient embedding space to preserve the similarity relationships among the input data.
no code implementations • 2 Aug 2022 • Jie Hong, Pengfei Fang, Weihao Li, Junlin Han, Lars Petersson, Mehrtash Harandi
Learning a latent embedding to understand the underlying nature of data distribution is often formulated in Euclidean spaces with zero curvature.
1 code implementation • 31 May 2022 • Junlin Han, Lars Petersson, Hongdong Li, Ian Reid
We present a simple method, CropMix, for the purpose of producing a rich input distribution from the original dataset distribution.
no code implementations • 14 May 2022 • David Ahmedt-Aristizabal, Chuong Nguyen, Lachlan Tychsen-Smith, Ashley Stacey, Shenghong Li, Joseph Pathikulangara, Lars Petersson, Dadong Wang
A modular camera rig arranged in a cylindrical configuration was designed to automatically capture images of the entire skin surface of a subject synchronously from multiple angles.
1 code implementation • 14 Apr 2022 • Tanveer Hussain, Abbas Anwar, Saeed Anwar, Lars Petersson, Sung Wook Baik
Consequently, we present a new SOD perspective of generating RGB-D SOD without acquiring depth data during training and testing and assist RGB methods with depth clues for improved performance.
no code implementations • 12 Apr 2022 • Jiyang Zheng, Weihao Li, Jie Hong, Lars Petersson, Nick Barnes
This new task aims to extend the ability of open-set object detectors to further discover the categories of unknown objects based on their visual appearance without human effort.
no code implementations • 24 Mar 2022 • Mithun Lal, Anthony Paproki, Nariman Habili, Lars Petersson, Olivier Salvado, Clinton Fookes
Results show that training 2D-3D mapping network models on synthetic data is a viable alternative to using real data.
no code implementations • 23 Mar 2022 • Jie Hong, Weihao Li, Junlin Han, Jiyang Zheng, Pengfei Fang, Mehrtash Harandi, Lars Petersson
In this paper, we present and study a new image segmentation task, called Generalized Open-set Semantic Segmentation (GOSS).
no code implementations • 26 Feb 2022 • Harshala Gammulle, David Ahmedt-Aristizabal, Simon Denman, Lachlan Tychsen-Smith, Lars Petersson, Clinton Fookes
With advances in data-driven machine learning research, a wide variety of prediction models have been proposed to capture spatio-temporal features for the analysis of video streams.
1 code implementation • 28 Jan 2022 • Junlin Han, Pengfei Fang, Weihao Li, Jie Hong, Mohammad Ali Armin, Ian Reid, Lars Petersson, Hongdong Li
We present You Only Cut Once (YOCO) for performing data augmentations.
1 code implementation • 17 Dec 2021 • Dongxu Li, Chenchen Xu, Liu Liu, Yiran Zhong, Rong Wang, Lars Petersson, Hongdong Li
This work studies the task of glossification, of which the aim is to em transcribe natural spoken language sentences for the Deaf (hard-of-hearing) community to ordered sign language glosses.
no code implementations • 30 Nov 2021 • Ting Cao, Mohammad Ali Armin, Simon Denman, Lars Petersson, David Ahmedt-Aristizabal
Medical applications have benefited greatly from the rapid advancement in computer vision.
no code implementations • 23 Oct 2021 • Christian Simon, Piotr Koniusz, Lars Petersson, Yan Han, Mehrtash Harandi
Our empirical evaluations show that the noise injecting operation does not degrade the performance of the NAS algorithm if the data is indeed clean.
no code implementations • ICLR 2022 • Russell Tsuchida, Suk Yee Yong, Mohammad Ali Armin, Lars Petersson, Cheng Soon Ong
We show that using a kernelised generalised linear model (kGLM) as an inner problem in a DDN yields a large class of commonly used DEQ architectures with a closed-form expression for the hidden layer parameters in terms of the kernel.
no code implementations • 20 Sep 2021 • Jieming Zhou, Tong Zhang, Pengfei Fang, Lars Petersson, Mehrtash Harandi
The core concept of GNNs is to find a representation by recursively aggregating the representations of a central node and those of its neighbors.
1 code implementation • 25 Aug 2021 • Junlin Han, Weihao Li, Pengfei Fang, Chunyi Sun, Jie Hong, Mohammad Ali Armin, Lars Petersson, Hongdong Li
We propose and study a novel task named Blind Image Decomposition (BID), which requires separating a superimposed image into constituent underlying images in a blind setting, that is, both the source components involved in mixing as well as the mixing mechanism are unknown.
no code implementations • 1 Jul 2021 • David Ahmedt-Aristizabal, Mohammad Ali Armin, Simon Denman, Clinton Fookes, Lars Petersson
With the remarkable success of representation learning for prediction problems, we have witnessed a rapid expansion of the use of machine learning and deep learning for the analysis of digital pathology and biopsy image patches.
1 code implementation • 20 Jun 2021 • Junlin Han, Mehrdad Shoeiby, Tim Malthus, Elizabeth Botha, Janet Anstee, Saeed Anwar, Ran Wei, Mohammad Ali Armin, Hongdong Li, Lars Petersson
There are 2000 reference restored images and 6003 original underwater images in the unpaired training set.
no code implementations • 27 May 2021 • Ruiqi Wang, Mohammad Ali Armin, Simon Denman, Lars Petersson, David Ahmedt-Aristizabal
Here, we evaluate various state-of-the-art deep learning models and attention-based frameworks for the classification of images of multiple cervical cells.
no code implementations • 27 May 2021 • Ziqing Wang, Mohammad Ali Armin, Simon Denman, Lars Petersson, David Ahmedt-Aristizabal
Inpatient falls are a serious safety issue in hospitals and healthcare facilities.
no code implementations • 27 May 2021 • David Ahmedt-Aristizabal, Mohammad Ali Armin, Simon Denman, Clinton Fookes, Lars Petersson
It has become critical to explore how machine learning and specifically deep learning methods can be exploited to analyse healthcare data.
3 code implementations • 15 Apr 2021 • Junlin Han, Mehrdad Shoeiby, Lars Petersson, Mohammad Ali Armin
Unsupervised image-to-image translation tasks aim to find a mapping between a source domain X and a target domain Y from unpaired training data.
1 code implementation • 11 Apr 2021 • Ali Cheraghian, Shafinn Rahman, Townim F. Chowdhury, Dylan Campbell, Lars Petersson
Zero-shot learning, the task of learning to recognize new classes not seen during training, has received considerable attention in the case of 2D image classification.
no code implementations • CVPR 2021 • Jie Hong, Pengfei Fang, Weihao Li, Tong Zhang, Christian Simon, Mehrtash Harandi, Lars Petersson
Few-shot learning aims to correctly recognize query samples from unseen classes given a limited number of support samples, often by relying on global embeddings of images.
1 code implementation • 17 Mar 2021 • Junlin Han, Mehrdad Shoeiby, Tim Malthus, Elizabeth Botha, Janet Anstee, Saeed Anwar, Ran Wei, Lars Petersson, Mohammad Ali Armin
Underwater image restoration attracts significant attention due to its importance in unveiling the underwater world.
no code implementations • CVPR 2021 • Ali Cheraghian, Shafin Rahman, Pengfei Fang, Soumava Kumar Roy, Lars Petersson, Mehrtash Harandi
Few-shot class incremental learning (FSCIL) portrays the problem of learning new concepts gradually, where only a few examples per concept are available to the learner.
class-incremental learning Few-Shot Class-Incremental Learning +3
no code implementations • ICCV 2021 • Ali Cheraghian, Shafin Rahman, Sameera Ramasinghe, Pengfei Fang, Christian Simon, Lars Petersson, Mehrtash Harandi
In this paper, we propose addressing this problem using a mixture of subspaces.
class-incremental learning Few-Shot Class-Incremental Learning +2
no code implementations • ICCV 2021 • Pengfei Fang, Mehrtash Harandi, Lars Petersson
However, working in hyperbolic spaces is not without difficulties as a result of its curved geometry (e. g., computing the Frechet mean of a set of points requires an iterative algorithm).
no code implementations • 2 Nov 2020 • Pengfei Fang, Pan Ji, Lars Petersson, Mehrtash Harandi
Modern video person re-identification (re-ID) machines are often trained using a metric learning approach, supervised by a triplet loss.
no code implementations • 7 Oct 2020 • Pengfei Fang, Pan Ji, Jieming Zhou, Lars Petersson, Mehrtash Harandi
Full attention, which generates an attention value per element of the input feature maps, has been successfully demonstrated to be beneficial in visual tasks.
no code implementations • 17 Jun 2020 • Jieming Zhou, Soumava Kumar Roy, Pengfei Fang, Mehrtash Harandi, Lars Petersson
Deep neural networks need to make robust inference in the presence of occlusion, background clutter, pose and viewpoint variations -- to name a few -- when the task of person re-identification is considered.
no code implementations • 26 Apr 2020 • Saeed Anwar, Nick Barnes, Lars Petersson
Furthermore, the evaluation in terms of quantitative metrics and visual quality for four restoration tasks i. e. Denoising, Super-resolution, Raindrop Removal, and JPEG Compression on 11 real degraded datasets against more than 30 state-of-the-art algorithms demonstrate the superiority of our R$^2$Net.
no code implementations • 15 Apr 2020 • Mehrdad Shoeiby, Mohammad Ali Armin, Sadegh Aliakbarian, Saeed Anwar, Lars Petersson
Additionally, to the best of our knowledge, our method is the first specialized method to super-resolve mosaic images, whether it be multi-spectral or Bayer.
1 code implementation • 24 Mar 2020 • Saeed Anwar, Nick Barnes, Lars Petersson
In this work, we investigate the performance of the landmark general CNN classifiers, which presented top-notch results on large scale classification datasets, on the fine-grained datasets, and compare it against state-of-the-art fine-grained classifiers.
no code implementations • CVPR 2020 • Dongxu Li, Xin Yu, Chenchen Xu, Lars Petersson, Hongdong Li
To this end, we extract news signs using a base WSLR model, and then design a classifier jointly trained on news and isolated signs to coarsely align these two domain features.
no code implementations • ICCV 2021 • Sadegh Aliakbarian, Fatemeh Sadat Saleh, Lars Petersson, Stephen Gould, Mathieu Salzmann
We tackle the task of diverse 3D human motion prediction, that is, forecasting multiple plausible future 3D poses given a sequence of observed 3D poses.
1 code implementation • 16 Dec 2019 • Ali Cheraghian, Shafin Rahman, Dylan Campbell, Lars Petersson
This paper extends, for the first time, transductive Zero-Shot Learning (ZSL) and Generalized Zero-Shot Learning (GZSL) approaches to the domain of 3D point cloud classification.
no code implementations • 10 Dec 2019 • David Ahmedt-Aristizabal, Tharindu Fernando, Simon Denman, Lars Petersson, Matthew J. Aburn, Clinton Fookes
Inspired by recent advances in neural memory networks (NMNs), we introduce a novel approach for the classification of seizure type using electrophysiological data.
1 code implementation • 30 Sep 2019 • Kartik Gupta, Lars Petersson, Richard Hartley
We present a new approach for a single view, image-based object pose estimation.
Ranked #13 on 6D Pose Estimation using RGB on Occlusion LineMOD
no code implementations • 17 Sep 2019 • Mehrdad Shoeiby, Sadegh Aliakbarian, Saeed Anwar, Lars Petersson
This mosaic image is then merged with the mosaic image generated by the SR network to produce a quantitatively superior image.
no code implementations • 5 Sep 2019 • Mehrdad Shoeiby, Lars Petersson, Mohammad Ali Armin, Sadegh Aliakbarian, Antonio Robles-Kelly
This paper introduces a novel method to simultaneously super-resolve and colour-predict images acquired by snapshot mosaic sensors.
no code implementations • 2 Aug 2019 • Mohammad Sadegh Aliakbarian, Fatemeh Sadat Saleh, Mathieu Salzmann, Lars Petersson, Stephen Gould, Amirhossein Habibian
In this paper, we introduce an approach to stochastically combine the root of variations with previous pose information, which forces the model to take the noise into account.
no code implementations • 15 Jul 2019 • Ali Cheraghian, Shafin Rahman, Dylan Campbell, Lars Petersson
In this paper, we therefore propose a loss to specifically address the hubness problem.
1 code implementation • 27 Feb 2019 • Ali Cheraghian, Shafin Rahman, Lars Petersson
A challenge for a 3D point cloud recognition system is, then, to classify objects from new, unseen, classes.
no code implementations • CVPR 2019 • Dylan Campbell, Lars Petersson, Laurent Kneip, Hongdong Li, Stephen Gould
Determining the position and orientation of a calibrated camera from a single image with respect to a 3D model is an essential task for many applications.
no code implementations • 6 Nov 2018 • Ali Cheraghian, Lars Petersson
This paper introduces the 3DCapsule, which is a 3D extension of the recently introduced Capsule concept that makes it applicable to unordered point sets.
no code implementations • 22 Oct 2018 • Mohammad Sadegh Aliakbarian, Fatemeh Sadat Saleh, Mathieu Salzmann, Basura Fernando, Lars Petersson, Lars Andersson
Action anticipation is critical in scenarios where one needs to react before the action is finalized.
no code implementations • ECCV 2018 • Fatemeh Sadat Saleh, Mohammad Sadegh Aliakbarian, Mathieu Salzmann, Lars Petersson, Jose M. Alvarez
Our approach builds on the observation that foreground and background classes are not affected in the same manner by the domain shift, and thus should be treated differently.
1 code implementation • CVPR 2018 • Lachlan Tychsen-Smith, Lars Petersson
We demonstrate that many detection methods are designed to identify only a sufficently accurate bounding box, rather than the best available one.
no code implementations • 28 Sep 2017 • Sarah Taghavi Namin, Mohammad Najafi, Mathieu Salzmann, Lars Petersson
We propose to address this issue, by formulating multimodal semantic labeling as inference in a CRF and introducing latent nodes to explicitly model inconsistencies between two modalities.
no code implementations • ICCV 2017 • Dylan Campbell, Lars Petersson, Laurent Kneip, Hongdong Li
Estimating the 6-DoF pose of a camera from a single image relative to a pre-computed 3D point-set is an important task for many computer vision applications.
no code implementations • ICCV 2017 • Fatemeh Sadat Saleh, Mohammad Sadegh Aliakbarian, Mathieu Salzmann, Lars Petersson, Jose M. Alvarez
Our experiments demonstrate the benefits of our classifier heatmaps and of our two-stream architecture on challenging urban scene datasets and on the YouTube-Objects benchmark, where we obtain state-of-the-art results.
no code implementations • 6 Jun 2017 • Fatemeh Sadat Saleh, Mohammad Sadegh Aliakbarian, Mathieu Salzmann, Lars Petersson, Jose M. Alvarez, Stephen Gould
We then show how to obtain multi-class masks by the fusion of foreground/background ones with information extracted from a weakly-supervised localization network.
1 code implementation • ICCV 2017 • Lachlan Tychsen-Smith, Lars Petersson
Subsequently we identify a sparse distribution estimation scheme, Directed Sparse Sampling, and employ it in a single end-to-end CNN based detection model.
Ranked #17 on Object Detection on PASCAL VOC 2007
1 code implementation • ICCV 2017 • Mohammad Sadegh Aliakbarian, Fatemeh Sadat Saleh, Mathieu Salzmann, Basura Fernando, Lars Petersson, Lars Andersson
In contrast to the widely studied problem of recognizing an action given a complete sequence, action anticipation aims to identify the action from only partially available videos.
no code implementations • 17 Nov 2016 • Mohammad Sadegh Aliakbarian, Fatemehsadat Saleh, Basura Fernando, Mathieu Salzmann, Lars Petersson, Lars Andersson
We outperform the state-of-the-art methods that, as us, rely only on RGB frames as input for both action recognition and anticipation.
no code implementations • 2 Sep 2016 • Fatemehsadat Saleh, Mohammad Sadegh Ali Akbarian, Mathieu Salzmann, Lars Petersson, Stephen Gould, Jose M. Alvarez
Hence, weak supervision using only image tags could have a significant impact in semantic segmentation.
no code implementations • 17 Jun 2016 • Jose Alvarez, Lars Petersson
Deep learning and convolutional neural networks (ConvNets) have been successfully applied to most relevant tasks in the computer vision community.
no code implementations • CVPR 2016 • Dylan Campbell, Lars Petersson
Gaussian mixture alignment is a family of approaches that are frequently used for robustly solving the point-set registration problem.
no code implementations • ICCV 2015 • Sarah Taghavi Namin, Mohammad Najafi, Mathieu Salzmann, Lars Petersson
In this paper, we address the problem of data misalignment and label inconsistencies, e. g., due to moving objects, in semantic labeling, which violate the assumption of existing techniques.
no code implementations • CVPR 2016 • Mohammad Najafi, Sarah Taghavi Namin, Mathieu Salzmann, Lars Petersson
By contrast, nonparametric approaches, which bypass any learning phase and directly transfer the labels from the training data to the query images, can readily exploit new labeled samples as they become available.
no code implementations • ICCV 2015 • Dylan Campbell, Lars Petersson
This paper presents a framework for rigid point-set registration and merging using a robust continuous data representation.