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Recent unsupervised multi-object detection models have shown impressive performance improvements, largely attributed to novel architectural inductive biases. Unfortunately, they may produce suboptimal object encodings for downstream tasks.…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Quentin Delfosse , Wolfgang Stammer , Thomas Rothenbacher , Dwarak Vittal , Kristian Kersting

Object tracking becomes critical especially when similar objects are present in the same area. Recent state-of-the-art (SOTA) approaches are proposed based on taking a matching network with a heavy structure to distinguish the target from…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Faraz Lotfi , Hamid D. Taghirad

We prove under practical assumptions that Rotary Positional Embedding (RoPE) introduces an intrinsic distance-dependent bias in attention scores that limits RoPE's ability to model long-context. RoPE extension methods may alleviate this…

计算与语言 · 计算机科学 2026-05-12 Yu Wang , Sheng Shen , Rémi Munos , Hongyuan Zhan , Yuandong Tian

On-policy reinforcement learning methods, like Trust Region Policy Optimization (TRPO) and Proximal Policy Optimization (PPO), often demand extensive data per update, leading to sample inefficiency. This paper introduces Reflective Policy…

机器学习 · 计算机科学 2024-06-07 Yaozhong Gan , Renye Yan , Zhe Wu , Junliang Xing

Representation learning of pedestrian trajectories transforms variable-length timestamp-coordinate tuples of a trajectory into a fixed-length vector representation that summarizes spatiotemporal characteristics. It is a crucial technique to…

机器学习 · 计算机科学 2018-11-21 Ka-Ho Chow , Anish Hiranandani , Yifeng Zhang , S. -H. Gary Chan

Gait recognition holds the promise to robustly identify subjects based on walking patterns instead of appearance information. In recent years, this field has been dominated by learning methods based on two principal input representations:…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Yuxiang Guo , Anshul Shah , Jiang Liu , Ayush Gupta , Rama Chellappa , Cheng Peng

Recently, lane detection has made great progress in autonomous driving. RESA (REcurrent Feature-Shift Aggregator) is based on image segmentation. It presents a novel module to enrich lane feature after preliminary feature extraction with an…

计算机视觉与模式识别 · 计算机科学 2022-03-24 Jun Xie , Jiacheng Han , Dezhen Qi , Feng Chen , Kaer Huang , Jianwei Shuai

Existing saliency detection methods struggle in real-world scenarios due to motion blur and occlusions. In contrast, spike cameras, with their high temporal resolution, significantly enhance visual saliency maps. However, the composite…

计算机视觉与模式识别 · 计算机科学 2025-05-02 Wenxuan Liu , Yao Deng , Kang Chen , Xian Zhong , Zhaofei Yu , Tiejun Huang

Single point supervised oriented object detection has gained attention and made initial progress within the community. Diverse from those approaches relying on one-shot samples or powerful pretrained models (e.g. SAM), PointOBB has shown…

计算机视觉与模式识别 · 计算机科学 2024-10-11 Botao Ren , Xue Yang , Yi Yu , Junwei Luo , Zhidong Deng

Scientific discovery increasingly requires learning on federated datasets, fed by streams from high-resolution instruments, that have extreme class imbalance. Current ML approaches either require impractical data aggregation or fail due to…

机器学习 · 计算机科学 2026-03-16 Md Anwar Hossen , Nathan R. Tallent , Luanzheng Guo , Ali Jannesary

Autoregressive models have shown superior performance and efficiency in image generation, but remain constrained by high computational costs and prolonged training times in video generation. In this study, we explore methods to accelerate…

机器学习 · 计算机科学 2026-04-10 Yucheng Zhou , Jianbing Shen

Current multi-object tracking and segmentation (MOTS) methods follow the tracking-by-detection paradigm and adopt convolutions for feature extraction. However, as affected by the inherent receptive field, convolution based feature…

计算机视觉与模式识别 · 计算机科学 2020-07-06 Zhenbo Xu , Wei Zhang , Xiao Tan , Wei Yang , Huan Huang , Shilei Wen , Errui Ding , Liusheng Huang

Score-function based methods for policy learning, such as REINFORCE and PPO, have delivered strong results in game-playing and robotics, yet their high variance often undermines training stability. Using pathwise policy gradients, i.e.…

Extracting and matching Re-Identification (ReID) features is used by many state-of-the-art (SOTA) Multiple Object Tracking (MOT) methods, particularly effective against frequent and long-term occlusions. While end-to-end object detection…

计算机视觉与模式识别 · 计算机科学 2024-11-25 Emirhan Bayar , Cemal Aker

We introduce LocoTrack, a highly accurate and efficient model designed for the task of tracking any point (TAP) across video sequences. Previous approaches in this task often rely on local 2D correlation maps to establish correspondences…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Seokju Cho , Jiahui Huang , Jisu Nam , Honggyu An , Seungryong Kim , Joon-Young Lee

Vehicle teleoperation is an interesting feature in many fields. A typical problem of teleoperation is communication time delay which, together with actuator saturation and environmental disturbance, can cause a vehicle deviation from the…

机器人学 · 计算机科学 2023-01-12 Jai Prakash , Michele Vignati , Edoardo Sabbioni , Federico Cheli

In this paper we present a comprehensive framework for learning robust low-rank representations by combining and extending recent ideas for learning fast sparse coding regressors with structured non-convex optimization techniques. This…

机器学习 · 计算机科学 2012-10-01 Pablo Sprechmann , Alex M. Bronstein , Guillermo Sapiro

Oriented object detection, an emerging task in recent years, aims to identify and locate objects across varied orientations. This requires the detector to accurately capture the orientation information, which varies significantly within and…

计算机视觉与模式识别 · 计算机科学 2024-10-01 Jiangshan Wang , Yifan Pu , Yizeng Han , Jiayi Guo , Yiru Wang , Xiu Li , Gao Huang

Object detection is a fundamental task for robots to operate in unstructured environments. Today, there are several deep learning algorithms that solve this task with remarkable performance. Unfortunately, training such systems requires…

计算机视觉与模式识别 · 计算机科学 2021-06-30 Federico Ceola , Elisa Maiettini , Giulia Pasquale , Lorenzo Rosasco , Lorenzo Natale

Rotary Position Embedding (RoPE) performs remarkably on language models, especially for length extrapolation of Transformers. However, the impacts of RoPE on computer vision domains have been underexplored, even though RoPE appears capable…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Byeongho Heo , Song Park , Dongyoon Han , Sangdoo Yun