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Visual event perception tasks such as action localization have primarily focused on supervised learning settings under a static observer, i.e., the camera is static and cannot be controlled by an algorithm. They are often restricted by the…

Computer Vision and Pattern Recognition · Computer Science 2021-11-11 Shubham Trehan , Sathyanarayanan N. Aakur

Activity recognition computer vision algorithms can be used to detect the presence of autism-related behaviors, including what are termed "restricted and repetitive behaviors", or stimming, by diagnostic instruments. The limited data that…

Computer Vision and Pattern Recognition · Computer Science 2021-01-12 Peter Washington , Aaron Kline , Onur Cezmi Mutlu , Emilie Leblanc , Cathy Hou , Nate Stockham , Kelley Paskov , Brianna Chrisman , Dennis P. Wall

Adversarial attacks in the physical world can harm the robustness of detection models. Evaluating the robustness of detection models in the physical world can be challenging due to the time-consuming and labor-intensive nature of many…

Computer Vision and Pattern Recognition · Computer Science 2023-04-12 Tianyuan Zhang , Yisong Xiao , Xiaoya Zhang , Hao Li , Lu Wang

Foundation models applied in robotics, particularly \textbf{Vision--Language--Action (VLA)} models, hold great promise for achieving general-purpose manipulation. Yet, systematic real-world evaluations and cross-model comparisons remain…

Robotics · Computer Science 2025-11-17 Yihao Zhang , Yuankai Qi , Xi Zheng

This paper presents a detection-aware pre-training (DAP) approach, which leverages only weakly-labeled classification-style datasets (e.g., ImageNet) for pre-training, but is specifically tailored to benefit object detection tasks. In…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Yuanyi Zhong , Jianfeng Wang , Lijuan Wang , Jian Peng , Yu-Xiong Wang , Lei Zhang

Existing Vision-Language-Action (VLA) models often suffer from feature collapse and low training efficiency because they entangle high-level perception with sparse, embodiment-specific action supervision. Since these models typically rely…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Haitao Lin , Hanyang Yu , Jingshun Huang , He Zhang , Yonggen Ling , Ping Tan , Xiangyang Xue , Yanwei Fu

Object detection is a central downstream task used to test if pre-trained network parameters confer benefits, such as improved accuracy or training speed. The complexity of object detection methods can make this benchmarking non-trivial…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Yanghao Li , Saining Xie , Xinlei Chen , Piotr Dollar , Kaiming He , Ross Girshick

The speed-accuracy Pareto curve of object detection systems have advanced through a combination of better model architectures, training and inference methods. In this paper, we methodically evaluate a variety of these techniques to…

Computer Vision and Pattern Recognition · Computer Science 2021-07-02 Xianzhi Du , Barret Zoph , Wei-Chih Hung , Tsung-Yi Lin

Research in action detection has grown in the recentyears, as it plays a key role in video understanding. Modelling the interactions (either spatial or temporal) between actors and their context has proven to be essential for this task.…

Computer Vision and Pattern Recognition · Computer Science 2021-06-30 Manuel Sarmiento Calderó , David Varas , Elisenda Bou-Balust

Current methods in training and benchmarking vision models exhibit an over-reliance on passive, curated datasets. Although models trained on these datasets have shown strong performance in a wide variety of tasks such as classification,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-18 Xinran Liang , Anthony Han , Wilson Yan , Aditi Raghunathan , Pieter Abbeel

To address the problem of training on small datasets for action recognition tasks, most prior works are either based on a large number of training samples or require pre-trained models transferred from other large datasets to tackle…

Computer Vision and Pattern Recognition · Computer Science 2020-08-11 Haoyu Chen , Zitong Yu , Xin Liu , Wei Peng , Yoon Lee , Guoying Zhao

In active reconstruction, an embodied agent must decide where to look next to efficiently acquire views that support high-quality novel-view rendering. Recent work on active view planning for neural rendering largely derives next-best-view…

Graphics · Computer Science 2026-01-13 Xiaofeng Jin , Matteo Frosi , Yiran Guo , Matteo Matteucci

We present a systematic study of multimodal emotion recognition using the EAV dataset, investigating whether complex attention mechanisms improve performance on small datasets. We implement three model categories: baseline transformers…

Machine Learning · Computer Science 2026-02-03 Anmol Guragain

Action detection plays an important role in high-level video understanding and media interpretation. Many existing studies fulfill this spatio-temporal localization by modeling the context, capturing the relationship of actors, objects, and…

Computer Vision and Pattern Recognition · Computer Science 2021-08-27 Jingcheng Ni , Jie Qin , Di Huang

Visual object tracking aims to precisely estimate the bounding box for the given target, which is a challenging problem due to factors such as deformation and occlusion. Many recent trackers adopt the multiple-stage tracking strategy to…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Bin Yan , Xinyu Zhang , Dong Wang , Huchuan Lu , Xiaoyun Yang

Visual object tracking (VOT) is an essential component for many applications, such as autonomous driving or assistive robotics. However, recent works tend to develop accurate systems based on more computationally expensive feature…

Computer Vision and Pattern Recognition · Computer Science 2020-07-03 Jianren Wang , Yihui He

Weakly supervised temporal action localization aims to detect and localize actions in untrimmed videos with only video-level labels during training. However, without frame-level annotations, it is challenging to achieve localization…

Computer Vision and Pattern Recognition · Computer Science 2021-04-30 Wang Luo , Tianzhu Zhang , Wenfei Yang , Jingen Liu , Tao Mei , Feng Wu , Yongdong Zhang

In learning action recognition, models are typically pre-trained on object recognition with images, such as ImageNet, and later fine-tuned on target action recognition with videos. This approach has achieved good empirical performance…

Computer Vision and Pattern Recognition · Computer Science 2021-12-15 Bowen Zhang , Jiahui Yu , Christopher Fifty , Wei Han , Andrew M. Dai , Ruoming Pang , Fei Sha

With the rapid advancement of AI in code generation, cybersecurity detection engineering faces new opportunities to automate traditionally manual processes. Detection authoring - the practice of creating executable logic that identifies…

Cryptography and Security · Computer Science 2026-03-31 Fatih Bulut , Carlo DePaolis , Raghav Batta , Anjali Mangal

Autonomous navigation in highly constrained environments remains challenging for mobile robots. Classical navigation approaches offer safety assurances but require environment-specific parameter tuning; end-to-end learning bypasses…

Robotics · Computer Science 2026-03-11 Yuanjie Lu , Beichen Wang , Zhengqi Wu , Yang Li , Xiaomin Lin , Chengzhi Mao , Xuesu Xiao