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Most deep pose estimation methods need to be trained for specific object instances or categories. In this work we propose a completely generic deep pose estimation approach, which does not require the network to have been trained on…

Computer Vision and Pattern Recognition · Computer Science 2019-08-06 Yang Xiao , Xuchong Qiu , Pierre-Alain Langlois , Mathieu Aubry , Renaud Marlet

This study addresses the challenge of performing visual localization in demanding conditions such as night-time scenarios, adverse weather, and seasonal changes. While many prior studies have focused on improving image-matching performance…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Khang Truong Giang , Soohwan Song , Sungho Jo

Recent advances in deep learning algorithms have led to significant benefits for solving many medical image analysis problems. Training deep learning models commonly requires large datasets with expert-labeled annotations. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Banafshe Felfeliyan , Abhilash Hareendranathan , Gregor Kuntze , Stephanie Wichuk , Nils D. Forkert , Jacob L. Jaremko , Janet L. Ronsky

Maps are a key component in image-based camera localization and visual SLAM systems: they are used to establish geometric constraints between images, correct drift in relative pose estimation, and relocalize cameras after lost tracking. The…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Samarth Brahmbhatt , Jinwei Gu , Kihwan Kim , James Hays , Jan Kautz

In current biological and medical research, statistical shape modeling (SSM) provides an essential framework for the characterization of anatomy/morphology. Such analysis is often driven by the identification of a relatively small number of…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Riddhish Bhalodia , Shireen Elhabian , Ladislav Kavan , Ross Whitaker

Knowledge of 3-D object shape is of great importance to robot manipulation tasks, but may not be readily available in unstructured environments. While vision is often occluded during robot-object interaction, high-resolution tactile sensors…

Robotics · Computer Science 2022-03-11 Sudharshan Suresh , Zilin Si , Joshua G. Mangelson , Wenzhen Yuan , Michael Kaess

The ability to construct a realistic simulator of financial exchanges, including reproducing the dynamics of the limit order book, can give insight into many counterfactual scenarios, such as a flash crash, a margin call, or changes in…

Machine Learning · Computer Science 2023-11-28 Namid R. Stillman , Rory Baggott , Justin Lyon , Jianfei Zhang , Dingqiu Zhu , Tao Chen , Perukrishnen Vytelingum

Deep learning is ubiquitous, but its lack of transparency limits its impact on several potential application areas. We demonstrate a virtual reality tool for automating the process of assigning data inputs to different categories. A dataset…

Human-Computer Interaction · Computer Science 2023-05-25 Hannes Kath , Bengt Lüers , Thiago S. Gouvêa , Daniel Sonntag

We aim to reduce the tedious nature of developing and evaluating methods for aligning PET-CT scans from multiple patient visits. Current methods for registration rely on correspondences that are created manually by medical experts with 3D…

Computer Vision and Pattern Recognition · Computer Science 2019-11-26 Teaghan O'Briain , Kyong Hwan Jin , Hongyoon Choi , Erika Chin , Magdalena Bazalova-Carter , Kwang Moo Yi

Image segmentation is widely used in a variety of computer vision tasks, such as object localization and recognition, boundary detection, and medical imaging. This thesis proposes deep learning architectures to improve automatic object…

Image and Video Processing · Electrical Eng. & Systems 2019-09-24 Debleena Sengupta

This paper is concerned with the problem of how to better exploit 3D geometric information for dense semantic image labeling. Existing methods often treat the available 3D geometry information (e.g., 3D depth-map) simply as an additional…

Computer Vision and Pattern Recognition · Computer Science 2018-08-14 Yiran Zhong , Yuchao Dai , Hongdong Li

In this paper, a novel 3D deep learning network is proposed for brain MR image segmentation with randomized connection, which can decrease the dependency between layers and increase the network capacity. The convolutional LSTM and 3D…

Computer Vision and Pattern Recognition · Computer Science 2018-05-23 Siqi Bao , Pei Wang , Tony C. W. Mok , Albert C. S. Chung

Recent algorithms in convolutional neural networks (CNN) considerably advance the fine-grained image classification, which aims to differentiate subtle differences among subordinate classes. However, previous studies have rarely focused on…

Computer Vision and Pattern Recognition · Computer Science 2016-03-14 Xiaofan Zhang , Feng Zhou , Yuanqing Lin , Shaoting Zhang

Many robotics applications require precise pose estimates despite operating in large and changing environments. This can be addressed by visual localization, using a pre-computed 3D model of the surroundings. The pose estimation then…

Computer Vision and Pattern Recognition · Computer Science 2018-09-20 Paul-Edouard Sarlin , Frédéric Debraine , Marcin Dymczyk , Roland Siegwart , Cesar Cadena

Today's available datasets in the wild, e.g., from social media and open platforms, present tremendous opportunities and challenges for deep learning, as there is a significant portion of tagged images, but often with noisy, i.e. erroneous,…

Machine Learning · Computer Science 2020-07-14 Amirmasoud Ghiassi , Robert Birke , Rui Han , Lydia Y. Chen

In Geographical Information search, map visualization can challenge the user because results can consist of a large set of heterogeneous items, increasing visual complexity. We propose a novel visualization model to address this issue. Our…

Human-Computer Interaction · Computer Science 2020-04-02 Liliana Ardissono , Matteo Delsanto , Maurizio Lucenteforte , Noemi Mauro , Adriano Savoca , Daniele Scanu

We train embodied neural networks to plan and navigate unseen complex 3D environments, emphasising real-world deployment. Rather than requiring prior knowledge of the agent or environment, the planner learns to model the state transitions…

Robotics · Computer Science 2022-06-03 Shu Ishida , João F. Henriques

We demonstrate the use of an extensive deep neural network to localize instances of objects in images. The EDNN is naturally able to accurately perform multi-class counting using only ground truth count values as labels. Without providing…

Computer Vision and Pattern Recognition · Computer Science 2021-02-24 Kyle Mills , Isaac Tamblyn

Data labeling for learning 3D hand pose estimation models is a huge effort. Readily available, accurately labeled synthetic data has the potential to reduce the effort. However, to successfully exploit synthetic data, current…

Computer Vision and Pattern Recognition · Computer Science 2018-12-06 Georg Poier , Michael Opitz , David Schinagl , Horst Bischof

Generally capable Spatial AI systems must build persistent scene representations where geometric models are combined with meaningful semantic labels. The many approaches to labelling scenes can be divided into two clear groups: view-based…

Computer Vision and Pattern Recognition · Computer Science 2020-02-25 Zoe Landgraf , Fabian Falck , Michael Bloesch , Stefan Leutenegger , Andrew Davison