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A new open-source image processing pipeline for analyzing camera trap time-lapse recordings is described. This pipeline includes machine learning models to assist human-in-the-loop video segmentation and animal re-identification. We present…

Computer Vision and Pattern Recognition · Computer Science 2022-06-13 Michael L. Hilton , Mark T. Yamane , Leah M. Knezevich

Recent work has established the ecological importance of developing algorithms for identifying animals individually from images. Typically, a separate algorithm is trained for each species, a natural step but one that creates significant…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Lasha Otarashvili , Tamilselvan Subramanian , Jason Holmberg , J. J. Levenson , Charles V. Stewart

1) Biological collections house millions of specimens with digital images increasingly available through open-access platforms. However, most imaging protocols were developed for human interpretation without considering automated analysis…

We introduce PACE (Pose Annotations in Cluttered Environments), a large-scale benchmark designed to advance the development and evaluation of pose estimation methods in cluttered scenarios. PACE provides a large-scale real-world benchmark…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Yang You , Kai Xiong , Zhening Yang , Zhengxiang Huang , Junwei Zhou , Ruoxi Shi , Zhou Fang , Adam W. Harley , Leonidas Guibas , Cewu Lu

We put forward a video dataset with 5k+ facial bounding box annotations across a troop of 7 western lowland gorillas at Bristol Zoo Gardens. Training on this dataset, we implement and evaluate a standard deep learning pipeline on the task…

Computer Vision and Pattern Recognition · Computer Science 2021-03-29 Otto Brookes , Tilo Burghardt

Recent advances in world models have demonstrated strong capabilities in simulating physical reality, making them an increasingly important foundation for embodied intelligence. For UAV agents in particular, accurate prediction of complex…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Zile Guo , Zhan Chen , Enze Zhu , Kan Wei , Yongkang Zou , Xiaoxuan Liu , Lei Wang

Activity recognition and, more generally, behavior inference tasks are gaining a lot of interest. Much of it is work in the context of human behavior. New available tracking technologies for wild animals are generating datasets that…

Animal affective computing is a quickly growing field of research, where only recently first efforts to go beyond animal tracking into recognizing their internal states, such as pain and emotions, have emerged. In most mammals, facial…

Computer Vision and Pattern Recognition · Computer Science 2023-05-09 George Martvel , Nareed Farhat , Ilan Shimshoni , Anna Zamansky

Camera traps are crucial in biodiversity motivated studies, however dealing with large number of images while annotating these data sets is a tedious and time consuming task. To speed up this process, Machine Learning approaches are a…

Computer Vision and Pattern Recognition · Computer Science 2020-08-19 Miroslav Valan , Lukáš Picek

Multi-agent behavior modeling aims to understand the interactions that occur between agents. We present a multi-agent dataset from behavioral neuroscience, the Caltech Mouse Social Interactions (CalMS21) Dataset. Our dataset consists of…

Face anti-spoofing (FAS) is an essential mechanism for safeguarding the integrity of automated face recognition systems. Despite substantial advancements, the generalization of existing approaches to real-world applications remains…

Computer Vision and Pattern Recognition · Computer Science 2023-05-08 Dong Wang , Jia Guo , Qiqi Shao , Haochi He , Zhian Chen , Chuanbao Xiao , Ajian Liu , Sergio Escalera , Hugo Jair Escalante , Zhen Lei , Jun Wan , Jiankang Deng

Synthetic image generation has opened up new opportunities but has also created threats in regard to privacy, authenticity, and security. Detecting fake images is of paramount importance to prevent illegal activities, and previous research…

Computer Vision and Pattern Recognition · Computer Science 2023-02-27 Md Awsafur Rahman , Bishmoy Paul , Najibul Haque Sarker , Zaber Ibn Abdul Hakim , Shaikh Anowarul Fattah

Wildlife monitoring is crucial for studying biodiversity loss and climate change. Camera trap images provide a non-intrusive method for analyzing animal populations and identifying ecological patterns over time. However, manual analysis is…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Julian D. Santamaria , Claudia Isaza , Jhony H. Giraldo

Animals are capable of extreme agility, yet understanding their complex dynamics, which have ecological, biomechanical and evolutionary implications, remains challenging. Being able to study this incredible agility will be critical for the…

Computer Vision and Pattern Recognition · Computer Science 2021-12-22 Daniel Joska , Liam Clark , Naoya Muramatsu , Ricardo Jericevich , Fred Nicolls , Alexander Mathis , Mackenzie W. Mathis , Amir Patel

Methods for cetacean research include photo-identification (photo-id) and passive acoustic monitoring (PAM) which generate thousands of images per expedition that are currently hand categorised by researchers into the individual dolphins…

Computer Vision and Pattern Recognition · Computer Science 2019-08-08 Cameron Trotter , Georgia Atkinson , Matthew Sharpe , A. Stephen McGough , Nick Wright , Per Berggren

Photo-identification (photo-id) is one of the main non-invasive capture-recapture methods utilised by marine researchers for monitoring cetacean (dolphin, whale, and porpoise) populations. This method has historically been performed…

Computer Vision and Pattern Recognition · Computer Science 2022-12-08 Cameron Trotter , Nick Wright , A. Stephen McGough , Matt Sharpe , Barbara Cheney , Mònica Arso Civil , Reny Tyson Moore , Jason Allen , Per Berggren

It is desirable for detection and classification algorithms to generalize to unfamiliar environments, but suitable benchmarks for quantitatively studying this phenomenon are not yet available. We present a dataset designed to measure…

Computer Vision and Pattern Recognition · Computer Science 2019-12-13 Sara Beery , Grant van Horn , Pietro Perona

Accurate identification of crop and weed species is critical for precision agriculture and sustainable farming. However, it remains a challenging task due to a variety of factors -- a high degree of visual similarity among species,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-27 Naitik Jain , Amogh Joshi , Mason Earles

On existing public benchmarks, face forgery detection techniques have achieved great success. However, when used in multi-person videos, which often contain many people active in the scene with only a small subset having been manipulated,…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Tianfei Zhou , Wenguan Wang , Zhiyuan Liang , Jianbing Shen

Vision is essential for human navigation. The World Health Organization (WHO) estimates that 43.3 million people were blind in 2020, and this number is projected to reach 61 million by 2050. Modern scene understanding models could empower…