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Text-to-video generative models convert textual prompts into dynamic visual content, offering wide-ranging applications in film production, gaming, and education. However, their real-world performance often falls short of user expectations.…

计算机视觉与模式识别 · 计算机科学 2025-05-14 Wenhao Wang , Yi Yang

Human affect recognition has been a significant topic in psychophysics and computer vision. However, the currently published datasets have many limitations. For example, most datasets contain frames that contain only information about…

计算机视觉与模式识别 · 计算机科学 2023-09-18 Zhihang Ren , Jefferson Ortega , Yifan Wang , Zhimin Chen , Yunhui Guo , Stella X. Yu , David Whitney

The quality of the data and annotation upper-bounds the quality of a downstream model. While there exist large text corpora and image-text pairs, high-quality video-text data is much harder to collect. First of all, manual labeling is more…

Short-video platforms show an increasing impact on people's daily lives nowadays, with billions of active users spending plenty of time each day. The interactions between users and online platforms give rise to many scientific problems…

多媒体 · 计算机科学 2025-02-11 Yu Shang , Chen Gao , Nian Li , Yong Li

This paper presents the Nexar Dashcam Collision Prediction Dataset and Challenge, designed to support research in traffic event analysis, collision prediction, and autonomous vehicle safety. The dataset consists of 1,500 annotated video…

计算机视觉与模式识别 · 计算机科学 2025-03-07 Daniel C. Moura , Shizhan Zhu , Orly Zvitia

Understanding movies and their structural patterns is a crucial task in decoding the craft of video editing. While previous works have developed tools for general analysis, such as detecting characters or recognizing cinematography…

计算机视觉与模式识别 · 计算机科学 2022-10-25 Alejandro Pardo , Fabian Caba Heilbron , Juan León Alcázar , Ali Thabet , Bernard Ghanem

Polarization and the marketplace for impressions have conspired to make navigating information online difficult for users, and while there has been a significant effort to detect false or misleading text, multimodal datasets have received…

计算与语言 · 计算机科学 2023-12-18 Yoo Yeon Sung , Jordan Boyd-Graber , Naeemul Hassan

Recent years have seen remarkable advances in visual understanding. However, how to understand a story-based long video with artistic styles, e.g. movie, remains challenging. In this paper, we introduce MovieNet -- a holistic dataset for…

计算机视觉与模式识别 · 计算机科学 2020-07-22 Qingqiu Huang , Yu Xiong , Anyi Rao , Jiaze Wang , Dahua Lin

Video captioning automatically generates short descriptions of the video content, usually in form of a single sentence. Many methods have been proposed for solving this task. A large dataset called MSR Video to Text (MSR-VTT) is often used…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Haoran Chen , Jianmin Li , Simone Frintrop , Xiaolin Hu

The arrival of Sora marks a new era for text-to-video diffusion models, bringing significant advancements in video generation and potential applications. However, Sora, along with other text-to-video diffusion models, is highly reliant on…

计算机视觉与模式识别 · 计算机科学 2024-10-01 Wenhao Wang , Yi Yang

Video summarization aims to distill the most important information from a source video to produce either an abridged clip or a textual narrative. Traditionally, different methods have been proposed depending on whether the output is a video…

计算机视觉与模式识别 · 计算机科学 2024-04-24 Jingyang Lin , Hang Hua , Ming Chen , Yikang Li , Jenhao Hsiao , Chiuman Ho , Jiebo Luo

Though safety alignment has been applied to most large language models (LLMs), LLM service providers generally deploy a subsequent moderation as the external safety guardrail in real-world products. Existing moderators mainly practice a…

计算与语言 · 计算机科学 2025-09-23 Yang Li , Qiang Sheng , Yehan Yang , Xueyao Zhang , Juan Cao

Many recent advancements in Computer Vision are attributed to large datasets. Open-source software packages for Machine Learning and inexpensive commodity hardware have reduced the barrier of entry for exploring novel approaches at scale.…

计算机视觉与模式识别 · 计算机科学 2016-09-29 Sami Abu-El-Haija , Nisarg Kothari , Joonseok Lee , Paul Natsev , George Toderici , Balakrishnan Varadarajan , Sudheendra Vijayanarasimhan

As wearable-based data annotation remains, to date, a tedious, time-consuming task requiring researchers to dedicate substantial time, benchmark datasets within the field of Human Activity Recognition in lack richness and size compared to…

人机交互 · 计算机科学 2024-08-12 Marius Bock , Kristof Van Laerhoven , Michael Moeller

Video recognition systems are increasingly being deployed in daily life, such as content recommendation and security monitoring. To enhance video recognition development, many institutions have released high-quality public datasets with…

密码学与安全 · 计算机科学 2025-12-17 Quan Yuan , Zhikun Zhang , Linkang Du , Min Chen , Mingyang Sun , Yunjun Gao , Shibo He , Jiming Chen

This paper introduces the problem of Fine-grained Incident Video Retrieval (FIVR). Given a query video, the objective is to retrieve all associated videos, considering several types of associations that range from duplicate videos to videos…

Evaluating short-form video content requires moving beyond surface-level quality metrics toward human-aligned, multimodal reasoning. While existing frameworks like VideoScore-2 assess visual and semantic fidelity, they do not capture how…

计算机视觉与模式识别 · 计算机科学 2025-12-29 Arnav Gupta , Gurekas Singh Sahney , Hardik Rathi , Abhishek Chandwani , Ishaan Gupta , Pratik Narang , Dhruv Kumar

Recent multi-media data such as images and videos have been rapidly spread out on various online services such as social network services (SNS). With the explosive growth of online media services, the number of image content that may harm…

计算机视觉与模式识别 · 计算机科学 2023-10-10 Eungyeom Ha , Heemook Kim , Sung Chul Hong , Dongbin Na

Though pre-training vision-language models have demonstrated significant benefits in boosting video-text retrieval performance from large-scale web videos, fine-tuning still plays a critical role with manually annotated clips with start and…

计算机视觉与模式识别 · 计算机科学 2024-09-10 Bin Zhu , Kevin Flanagan , Adriano Fragomeni , Michael Wray , Dima Damen

We are given a set of video clips, each one annotated with an {\em ordered} list of actions, such as "walk" then "sit" then "answer phone" extracted from, for example, the associated text script. We seek to temporally localize the…

计算机视觉与模式识别 · 计算机科学 2014-07-07 Piotr Bojanowski , Rémi Lajugie , Francis Bach , Ivan Laptev , Jean Ponce , Cordelia Schmid , Josef Sivic