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In this work, we present the winning solution for ORBIT Few-Shot Video Object Recognition Challenge 2022. Built upon the ProtoNet baseline, the performance of our method is improved with three effective techniques. These techniques include…

Computer Vision and Pattern Recognition · Computer Science 2022-10-04 Li Gu , Zhixiang Chi , Huan Liu , Yuanhao Yu , Yang Wang

Unlike traditional Multimodal Class-Incremental Learning (MCIL) methods that focus only on vision and text, this paper explores MCIL across vision, audio and text modalities, addressing challenges in integrating complementary information…

Machine Learning · Computer Science 2025-06-13 Yukun Chen , Zihuan Qiu , Fanman Meng , Hongliang Li , Linfeng Xu , Qingbo Wu

Masked video modeling~(MVM) has emerged as a highly effective pre-training strategy for visual foundation models, whereby the model reconstructs masked spatiotemporal tokens using information from visible tokens. However, a key challenge in…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Ayush K. Rai , Kyle Min , Tarun Krishna , Feiyan Hu , Alan F. Smeaton , Noel E. O'Connor

Multimodal Large Language Models (MLLMs) struggle with complex video QA benchmarks like HD-EPIC VQA due to ambiguous queries/options, poor long-range temporal reasoning, and non-standardized outputs. We propose a framework integrating…

Computer Vision and Pattern Recognition · Computer Science 2026-01-16 Sicheng Yang , Yukai Huang , Shitong Sun , Weitong Cai , Jiankang Deng , Jifei Song , Zhensong Zhang

We introduce MAVERIX (Multimodal audiovisual Evaluation and Recognition IndeX), a unified benchmark to probe the video understanding in multimodal LLMs, encompassing video, audio, text inputs with human performance baselines. Although…

The WWW 2025 EReL@MIR Workshop Multimodal CTR Prediction Challenge focuses on effectively applying multimodal embedding features to improve click-through rate (CTR) prediction in recommender systems. This technical report presents our…

Information Retrieval · Computer Science 2025-05-07 Junwei Xu , Zehao Zhao , Xiaoyu Hu , Zhenjie Song

Large Multi-modal Models (LMMs) have made impressive progress in many vision-language tasks. Nevertheless, the performance of general LMMs in specific domains is still far from satisfactory. This paper proposes FoodLMM, a versatile food…

Computer Vision and Pattern Recognition · Computer Science 2024-04-15 Yuehao Yin , Huiyan Qi , Bin Zhu , Jingjing Chen , Yu-Gang Jiang , Chong-Wah Ngo

Anticipating future actions in a video is useful for many autonomous and assistive technologies. Most prior action anticipation work treat this as a vision modality problem, where the models learn the task information primarily from the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-22 Sayontan Ghosh , Tanvi Aggarwal , Minh Hoai , Niranjan Balasubramanian

Recently, masked image modeling (MIM) has become a promising direction for visual pre-training. In the context of vision transformers, MIM learns effective visual representation by aligning the token-level features with a pre-defined space…

Computer Vision and Pattern Recognition · Computer Science 2022-03-11 Longhui Wei , Lingxi Xie , Wengang Zhou , Houqiang Li , Qi Tian

The task of retrieving video content relevant to natural language queries plays a critical role in effectively handling internet-scale datasets. Most of the existing methods for this caption-to-video retrieval problem do not fully exploit…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Valentin Gabeur , Chen Sun , Karteek Alahari , Cordelia Schmid

In recent years, large-scale pre-trained multimodal models (LMMs) generally emerge to integrate the vision and language modalities, achieving considerable success in multimodal tasks, such as text-image classification. The growing size of…

Computer Vision and Pattern Recognition · Computer Science 2025-07-11 Xinyao Yu , Hao Sun , Zeyu Ling , Ziwei Niu , Zhenjia Bai , Rui Qin , Yen-Wei Chen , Lanfen Lin

Handwritten Mathematical Expression Recognition (HMER) methods have made remarkable progress, with most existing HMER approaches based on either a hybrid CNN/RNN-based with GRU architecture or Transformer architectures. Each of these has…

Computer Vision and Pattern Recognition · Computer Science 2025-08-21 Kehua Chen , Haoyang Shen , Lifan Zhong , Mingyi Chen

Can we leverage the audiovisual information already present in video to improve self-supervised representation learning? To answer this question, we study various pretraining architectures and objectives within the masked autoencoding…

Computer Vision and Pattern Recognition · Computer Science 2024-01-05 Mariana-Iuliana Georgescu , Eduardo Fonseca , Radu Tudor Ionescu , Mario Lucic , Cordelia Schmid , Anurag Arnab

Event classification is inherently sequential and multimodal. Therefore, deep neural models need to dynamically focus on the most relevant time window and/or modality of a video. In this study, we propose the Multi-level Attention Fusion…

Computer Vision and Pattern Recognition · Computer Science 2021-06-15 Mathilde Brousmiche , Jean Rouat , Stéphane Dupont

Mixture of Vision Encoders (MoVE) has emerged as a powerful approach to enhance the fine-grained visual understanding of multimodal large language models (MLLMs), improving their ability to handle tasks such as complex optical character…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Mozhgan Nasr Azadani , James Riddell , Sean Sedwards , Krzysztof Czarnecki

Previous machine comprehension (MC) datasets are either too small to train end-to-end deep learning models, or not difficult enough to evaluate the ability of current MC techniques. The newly released SQuAD dataset alleviates these…

Computation and Language · Computer Science 2016-12-14 Zhiguo Wang , Haitao Mi , Wael Hamza , Radu Florian

Multimodal information (e.g., visual, acoustic, and textual) has been widely used to enhance representation learning for micro-video recommendation. For integrating multimodal information into a joint representation of micro-video,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-14 Han Liu , Yinwei Wei , Fan Liu , Wenjie Wang , Liqiang Nie , Tat-Seng Chua

This paper presents an efficient Multi-scale Transformer-based approach for the task of Emotion recognition from Physiological data, which has gained widespread attention in the research community due to the vast amount of information that…

Signal Processing · Electrical Eng. & Systems 2024-08-28 Tu Vu , Van Thong Huynh , Soo-Hyung Kim

In this report, we present our champion solution for EPIC-KITCHENS-100 Multi-Instance Retrieval Challenge in CVPR 2024. Essentially, this challenge differs from traditional visual-text retrieval tasks by providing a correlation matrix that…

Computer Vision and Pattern Recognition · Computer Science 2024-06-19 Xiaoqi Wang , Yi Wang , Lap-Pui Chau

In this report, our approach to tackling the task of ActivityNet 2018 Kinetics-600 challenge is described in detail. Though spatial-temporal modelling methods, which adopt either such end-to-end framework as I3D \cite{i3d} or two-stage…

Computer Vision and Pattern Recognition · Computer Science 2018-06-28 Dongliang He , Fu Li , Qijie Zhao , Xiang Long , Yi Fu , Shilei Wen