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We present an efficient method for image segmentation in the presence of strong inhomogeneities. The approach can be interpreted as a two-level clustering procedure: pixels are first grouped into superpixels via a linear least-squares…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Jisui Huang , Andreas Alpers , Ke Chen , Na Lei

Moving object segmentation is a crucial task for safe and reliable autonomous mobile systems like self-driving cars, improving the reliability and robustness of subsequent tasks like SLAM or path planning. While the segmentation of camera…

Computer Vision and Pattern Recognition · Computer Science 2025-11-05 Leon Schwarzer , Matthias Zeller , Daniel Casado Herraez , Simon Dierl , Michael Heidingsfeld , Cyrill Stachniss

We propose an object tracking method, SFTrack++, that smoothly learns to preserve the tracked object consistency over space and time dimensions by taking a spectral clustering approach over the graph of pixels from the video, using a fast…

Computer Vision and Pattern Recognition · Computer Science 2021-11-05 Elena Burceanu

Motion estimation is a fundamental step in dynamic medical image processing for the assessment of target organ anatomy and function. However, existing image-based motion estimation methods, which optimize the motion field by evaluating the…

Image and Video Processing · Electrical Eng. & Systems 2021-11-09 Yuyu Guo , Lei Bi , Dongming Wei , Liyun Chen , Zhengbin Zhu , Dagan Feng , Ruiyan Zhang , Qian Wang , Jinman Kim

This project aims to develop a robust video surveillance system, which can segment videos into smaller clips based on the detection of activities. It uses CCTV footage, for example, to record only major events-like the appearance of a…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Shahran Rahman Alve

This paper discusses video motion capture, namely, 3D reconstruction of human motion from multi-camera images. After the Part Confidence Maps are computed from each camera image, the proposed spatiotemporal filter is applied to deliver the…

Robotics · Computer Science 2019-12-11 Takuya Ohashi , Yosuke Ikegami , Kazuki Yamamoto , Wataru Takano , Yoshihiko Nakamura

Class-agnostic object counting aims to count all objects in an image with respect to example boxes or class names, \emph{a.k.a} few-shot and zero-shot counting. In this paper, we propose a generalized framework for both few-shot and…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Zhizhong Huang , Mingliang Dai , Yi Zhang , Junping Zhang , Hongming Shan

Estimating the pose of a moving camera from monocular video is a challenging problem, especially due to the presence of moving objects in dynamic environments, where the performance of existing camera pose estimation methods are susceptible…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Wang Zhao , Shaohui Liu , Hengkai Guo , Wenping Wang , Yong-Jin Liu

Segmentation of overlapping convex objects has various applications, for example, in nanoparticles and cell imaging. Often the segmentation method has to rely purely on edges between the background and foreground making the analyzed images…

Computer Vision and Pattern Recognition · Computer Science 2019-06-05 Sahar Zafari , Mariia Murashkina , Tuomas Eerola , Jouni Sampo , Heikki Kälviäinen , Heikki Haario

This paper presents a hybrid real-time camera pose estimation framework with a novel partitioning scheme and introduces motion averaging to monocular Simultaneous Localization and Mapping (SLAM) systems. Breaking through the limitations of…

Computer Vision and Pattern Recognition · Computer Science 2020-11-04 Xinyi Li , Haibin Ling

This paper introduces key machine learning operations that allow the realization of robust, joint 6D pose estimation of multiple instances of objects either densely packed or in unstructured piles from RGB-D data. The first objective is to…

Robotics · Computer Science 2019-10-14 Chaitanya Mitash , Bowen Wen , Kostas Bekris , Abdeslam Boularias

Unsupervised multi-object segmentation has shown impressive results on images by utilizing powerful semantics learned from self-supervised pretraining. An additional modality such as depth or motion is often used to facilitate the…

Computer Vision and Pattern Recognition · Computer Science 2023-10-12 Görkay Aydemir , Weidi Xie , Fatma Güney

For the SLAM system in robotics and autonomous driving, the accuracy of front-end odometry and back-end loop-closure detection determine the whole intelligent system performance. But the LiDAR-SLAM could be disturbed by current scene moving…

Robotics · Computer Science 2023-07-19 Qipeng Li , Yuan Zhuang , Yiwen Chen , Jianzhu Huai , Miao Li , Tianbing Ma , Yufei Tang , Xinlian Liang

Convolutional networks optimized for accuracy on challenging, dense prediction tasks are prohibitively slow to run on each frame in a video. The spatial similarity of nearby video frames, however, suggests opportunity to reuse computation.…

Computer Vision and Pattern Recognition · Computer Science 2018-11-27 Samvit Jain , Joseph E. Gonzalez

Object detection is a fundamental task in computer vision and has many applications in image processing. This paper proposes a new approach for object detection by applying scale invariant feature transform (SIFT) in an automatic…

Computer Vision and Pattern Recognition · Computer Science 2012-10-29 Reza Oji , Farshad Tajeripour

Instance segmentation of images is an important tool for automated scene understanding. Neural networks are usually trained to optimize their overall performance in terms of accuracy. Meanwhile, in applications such as automated driving, an…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Kira Maag

Object detection or localization is an incremental step in progression from coarse to fine digital image inference. It not only provides the classes of the image objects, but also provides the location of the image objects which have been…

Computer Vision and Pattern Recognition · Computer Science 2020-07-07 Abdul Mueed Hafiz , Ghulam Mohiuddin Bhat

Image segmentation is a complex mathematical problem, especially for images that contain intensity inhomogeneity and tightly packed objects with missing boundaries in between. For instance, Magnetic Resonance (MR) muscle images often…

Computer Vision and Pattern Recognition · Computer Science 2023-09-21 Paramjyoti Mohapatra , Richard Lartey , Weihong Guo , Michael Judkovich , Xiaojuan Li

We propose a computationally and statistically efficient procedure for segmenting univariate data under piecewise linearity. The proposed moving sum (MOSUM) methodology detects multiple change points where the underlying signal undergoes…

Methodology · Statistics 2023-08-25 Joonpyo Kim , Hee-Seok Oh , Haeran Cho

With ever increasing computing power and data storage capacity, the potential for large digital video libraries is growing rapidly.However, the massive use of video for the moment is limited by its opaque characteristics. Indeed, a user who…

Computer Vision and Pattern Recognition · Computer Science 2014-12-16 Walid Mahdi , Liming Chen , Mohsen Ardebilian