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Related papers: Context-Aware Temporal Embedding of Objects in Vid…

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Performing data augmentation for learning deep neural networks is well known to be important for training visual recognition systems. By artificially increasing the number of training examples, it helps reducing overfitting and improves…

Computer Vision and Pattern Recognition · Computer Science 2018-07-20 Nikita Dvornik , Julien Mairal , Cordelia Schmid

Temporal moment localization aims to retrieve the best video segment matching a moment specified by a query. The existing methods generate the visual and semantic embeddings independently and fuse them without full consideration of the…

Computer Vision and Pattern Recognition · Computer Science 2021-09-08 Jungkyoo Shin , Jinyoung Moon

The meaning conveyed by a sentence often depends on the context in which it appears. Despite the progress of sentence embedding methods, it remains unclear as how to best modify a sentence embedding conditioned on its context. To address…

Computation and Language · Computer Science 2026-02-03 Gaifan Zhang , Yi Zhou , Danushka Bollegala

Large Multimodal Models (LMMs) have demonstrated impressive performance in short video understanding tasks but face great challenges when applied to long video understanding. In contrast, Large Language Models (LLMs) exhibit outstanding…

Computer Vision and Pattern Recognition · Computer Science 2024-10-03 Hongchen Wei , Zhenzhong Chen

Integrating higher level visual and linguistic interpretations is at the heart of human intelligence. As automatic visual category recognition in images is approaching human performance, the high level understanding in the dynamic…

Computer Vision and Pattern Recognition · Computer Science 2015-11-23 Anirudh Goyal , Marius Leordeanu

Convolutional Neural Networks (CNNs) have been used extensively for computer vision tasks and produce rich feature representation for objects or parts of an image. But reasoning about scenes requires integration between the low-level…

Computer Vision and Pattern Recognition · Computer Science 2017-06-05 Syed Ashar Javed , Anil Kumar Nelakanti

We propose a principle for exploring context in machine learning models. Starting with a simple assumption that each observation may or may not depend on its context, a conditional probability distribution is decomposed into two parts:…

Machine Learning · Computer Science 2019-01-23 Yun Zeng

Semantic relevance metrics can capture both the inherent semantics of individual objects and their relationships to other elements within a visual scene. Numerous previous research has demonstrated that these metrics can influence human…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Kun Sun , Rong Wang

The ability to perceive how objects change over time is a crucial ingredient in human intelligence. However, current benchmarks cannot faithfully reflect the temporal understanding abilities of video-language models (VidLMs) due to the…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Shicheng Li , Lei Li , Shuhuai Ren , Yuanxin Liu , Yi Liu , Rundong Gao , Xu Sun , Lu Hou

Applying machine learning algorithms to large-scale, text-based corpora (embeddings) presents a unique opportunity to investigate at scale how human semantic knowledge is organized and how people use it to judge fundamental relationships,…

Computation and Language · Computer Science 2020-07-17 Marius Cătălin Iordan , Tyler Giallanza , Cameron T. Ellis , Nicole M. Beckage , Jonathan D. Cohen

While most conversational AI systems focus on textual dialogue only, conditioning utterances on visual context (when it's available) can lead to more realistic conversations. Unfortunately, a major challenge for incorporating visual context…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Paul Hongsuck Seo , Arsha Nagrani , Cordelia Schmid

Low dimensional embeddings that capture the main variations of interest in collections of data are important for many applications. One way to construct these embeddings is to acquire estimates of similarity from the crowd. However,…

Machine Learning · Computer Science 2018-03-30 Kun Ho Kim , Oisin Mac Aodha , Pietro Perona

Automatic video captioning is challenging due to the complex interactions in dynamic real scenes. A comprehensive system would ultimately localize and track the objects, actions and interactions present in a video and generate a description…

Computer Vision and Pattern Recognition · Computer Science 2016-10-19 Mihai Zanfir , Elisabeta Marinoiu , Cristian Sminchisescu

Recent time-contrastive learning approaches manage to learn invariant object representations without supervision. This is achieved by mapping successive views of an object onto close-by internal representations. When considering this…

Machine Learning · Computer Science 2022-05-13 Arthur Aubret , Céline Teulière , Jochen Triesch

This paper presents a new task, the grounding of spatio-temporal identifying descriptions in videos. Previous work suggests potential bias in existing datasets and emphasizes the need for a new data creation schema to better model…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Peratham Wiriyathammabhum , Abhinav Shrivastava , Vlad I. Morariu , Larry S. Davis

This paper studies the task of temporal moment localization in a long untrimmed video using natural language query. Given a query sentence, the goal is to determine the start and end of the relevant segment within the video. Our key…

Computer Vision and Pattern Recognition · Computer Science 2020-10-14 Cristian Rodriguez-Opazo , Edison Marrese-Taylor , Basura Fernando , Hongdong Li , Stephen Gould

Current deep learning methods for object recognition are purely data-driven and require a large number of training samples to achieve good results. Due to their sole dependence on image data, these methods tend to fail when confronted with…

Artificial Intelligence · Computer Science 2022-10-21 Sebastian Monka , Lavdim Halilaj , Achim Rettinger

Unsupervised video-based object-centric learning is a promising avenue to learn structured representations from large, unlabeled video collections, but previous approaches have only managed to scale to real-world datasets in restricted…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Andrii Zadaianchuk , Maximilian Seitzer , Georg Martius

The human ventral temporal cortex (VTC) plays a critical role in object recognition. Although it is well established that visual experience shapes VTC object representations, the impact of semantic and contextual learning is unclear. In…

Neurons and Cognition · Quantitative Biology 2016-04-04 Alex Clarke , Philip J. Pell , Charan Ranganath , Lorraine K. Tyler

With the emergence of social media, voluminous video clips are uploaded every day, and retrieving the most relevant visual content with a language query becomes critical. Most approaches aim to learn a joint embedding space for plain…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Burak Satar , Hongyuan Zhu , Xavier Bresson , Joo Hwee Lim