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Dominant pre-training work for video-text retrieval mainly adopt the "dual-encoder" architectures to enable efficient retrieval, where two separate encoders are used to contrast global video and text representations, but ignore detailed…

Computer Vision and Pattern Recognition · Computer Science 2022-04-27 Yuying Ge , Yixiao Ge , Xihui Liu , Alex Jinpeng Wang , Jianping Wu , Ying Shan , Xiaohu Qie , Ping Luo

The ability to generate natural language sequences from source code snippets has a variety of applications such as code summarization, documentation, and retrieval. Sequence-to-sequence (seq2seq) models, adopted from neural machine…

Machine Learning · Computer Science 2019-02-22 Uri Alon , Shaked Brody , Omer Levy , Eran Yahav

Semantic segmentation in hyperbolic space enables compact modeling of hierarchical structure while providing inherent uncertainty quantification. Prior approaches predominantly rely on the Poincar\'e ball model, which suffers from numerical…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Zahid Hasan , Masud Ahmed , Nirmalya Roy

Large-scale video-language pre-training has made remarkable strides in advancing video-language understanding tasks. However, the heavy computational burden of video encoding remains a formidable efficiency bottleneck, particularly for…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Shuhuai Ren , Sishuo Chen , Shicheng Li , Xu Sun , Lu Hou

Efficient categorization of historical documents is crucial for fields such as genealogy, legal research, and historical scholarship, where manual classification is impractical for large collections due to its labor-intensive and…

Computer Vision and Pattern Recognition · Computer Science 2024-05-27 Taylor Archibald , Tony Martinez

Image segmentation needs both local boundary position information and global object context information. The performance of the recent state-of-the-art method, fully convolutional networks, reaches a bottleneck due to the neural network…

Computer Vision and Pattern Recognition · Computer Science 2018-04-23 Zhenxin Wang , Sayan Sarcar , Jingxin Liu , Yilin Zheng , Xiangshi Ren

Semantic segmentation models only perform well on the domain they are trained on and datasets for training are scarce and often have a small label-spaces, because the pixel level annotations required are expensive to make. Thus training…

Computer Vision and Pattern Recognition · Computer Science 2021-07-12 Floris Naber

Semantic segmentation of motion capture sequences plays a key part in many data-driven motion synthesis frameworks. It is a preprocessing step in which long recordings of motion capture sequences are partitioned into smaller segments.…

Computer Vision and Pattern Recognition · Computer Science 2018-07-17 Noshaba Cheema , Somayeh Hosseini , Janis Sprenger , Erik Herrmann , Han Du , Klaus Fischer , Philipp Slusallek

Image segmentation is often ambiguous at the level of individual image patches and requires contextual information to reach label consensus. In this paper we introduce Segmenter, a transformer model for semantic segmentation. In contrast to…

Computer Vision and Pattern Recognition · Computer Science 2021-09-03 Robin Strudel , Ricardo Garcia , Ivan Laptev , Cordelia Schmid

Semantic video segmentation is challenging due to the sheer amount of data that needs to be processed and labeled in order to construct accurate models. In this paper we present a deep, end-to-end trainable methodology to video segmentation…

Computer Vision and Pattern Recognition · Computer Science 2017-10-03 David Nilsson , Cristian Sminchisescu

In this work, we tackle the problem of instance segmentation, the task of simultaneously solving object detection and semantic segmentation. Towards this goal, we present a model, called MaskLab, which produces three outputs: box detection,…

Computer Vision and Pattern Recognition · Computer Science 2017-12-14 Liang-Chieh Chen , Alexander Hermans , George Papandreou , Florian Schroff , Peng Wang , Hartwig Adam

For human action understanding, a popular research direction is to analyze short video clips with unambiguous semantic content, such as jumping and drinking. However, methods for understanding short semantic actions cannot be directly…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Kenneth Li , Xiao Sun , Zhirong Wu , Fangyun Wei , Stephen Lin

We propose a novel method for semantic segmentation, the task of labeling each pixel in an image with a semantic class. Our method combines the advantages of the two main competing paradigms. Methods based on region classification offer…

Computer Vision and Pattern Recognition · Computer Science 2016-07-27 Holger Caesar , Jasper Uijlings , Vittorio Ferrari

Current deep learning based video classification architectures are typically trained end-to-end on large volumes of data and require extensive computational resources. This paper aims to exploit audio-visual information in video…

Computer Vision and Pattern Recognition · Computer Science 2020-12-21 Feiyan Hu , Eva Mohedano , Noel O'Connor , Kevin McGuinness

We present our approach for robotic perception in cluttered scenes that led to winning the recent Amazon Robotics Challenge (ARC) 2017. Next to small objects with shiny and transparent surfaces, the biggest challenge of the 2017 competition…

Novel contexts may often arise in complex querying scenarios such as in evidence-based medicine (EBM) involving biomedical literature, that may not explicitly refer to entities or canonical concept forms occurring in any fact- or rule-based…

Computation and Language · Computer Science 2019-11-12 Manirupa Das , Juanxi Li , Eric Fosler-Lussier , Simon Lin , Soheil Moosavinasab , Steve Rust , Yungui Huang , Rajiv Ramnath

The significant amount of training data required for training Convolutional Neural Networks has become a bottleneck for applications like semantic segmentation. Few-shot semantic segmentation algorithms address this problem, with an aim to…

Computer Vision and Pattern Recognition · Computer Science 2020-09-16 Ayyappa Kumar Pambala , Titir Dutta , Soma Biswas

Traditional sequence-to-sequence (seq2seq) models and other variations of the attention-mechanism such as hierarchical attention have been applied to the text summarization problem. Though there is a hierarchy in the way humans use language…

Machine Learning · Computer Science 2019-11-04 Rajeev Bhatt Ambati , Saptarashmi Bandyopadhyay , Prasenjit Mitra

One key bottleneck of employing state-of-the-art semantic segmentation networks in the real world is the availability of training labels. Conventional semantic segmentation networks require massive pixel-wise annotated labels to reach…

Computer Vision and Pattern Recognition · Computer Science 2023-09-21 Erik Ostrowski , Muhammad Shafique

A lot of work has been done in the field of image compression via machine learning, but not much attention has been given to the compression of natural language. Compressing text into lossless representations while making features easily…

Computation and Language · Computer Science 2019-08-05 Gabriele Prato , Mathieu Duchesneau , Sarath Chandar , Alain Tapp