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This paper presents Topical, a novel deep neural network for repository level embeddings. Existing methods, reliant on natural language documentation or naive aggregation techniques, are outperformed by Topical's utilization of an attention…

软件工程 · 计算机科学 2023-11-07 Agathe Lherondelle , Varun Babbar , Yash Satsangi , Fran Silavong , Shaltiel Eloul , Sean Moran

Attention-based graph neural networks have made great progress in feature matching learning. However, insight of how attention mechanism works for feature matching is lacked in the literature. In this paper, we rethink cross- and…

计算机视觉与模式识别 · 计算机科学 2023-07-12 Yuxin Deng , Jiayi Ma

Encoder-decoder models have become an effective approach for sequence learning tasks like machine translation, image captioning and speech recognition, but have yet to show competitive results for handwritten text recognition. To this end,…

计算机视觉与模式识别 · 计算机科学 2019-07-16 Johannes Michael , Roger Labahn , Tobias Grüning , Jochen Zöllner

Knowledge bases, and their representations in the form of knowledge graphs (KGs), are naturally incomplete. Since scientific and industrial applications have extensively adopted them, there is a high demand for solutions that complete their…

人工智能 · 计算机科学 2025-07-30 Vítor Lourenço , Aline Paes

Network embedding has recently emerged as a promising technique to embed nodes of a network into low-dimensional vectors. While fairly successful, most existing works focus on the embedding techniques for static networks. But in practice,…

社会与信息网络 · 计算机科学 2020-10-28 Zenan Xu , Zijing Ou , Qinliang Su , Jianxing Yu , Xiaojun Quan , Zhenkun Lin

The heterogeneous network is a robust data abstraction that can model entities of different types interacting in various ways. Such heterogeneity brings rich semantic information but presents nontrivial challenges in aggregating the…

机器学习 · 计算机科学 2020-09-18 Nhat Tran , Jean Gao

Self-attention networks have shown remarkable progress in computer vision tasks such as image classification. The main benefit of the self-attention mechanism is the ability to capture long-range feature interactions in attention-maps.…

计算机视觉与模式识别 · 计算机科学 2021-03-19 Andong Tan , Duc Tam Nguyen , Maximilian Dax , Matthias Nießner , Thomas Brox

Transformers with causal attention can solve tasks that require positional information without using positional encodings. In this work, we propose and investigate a new hypothesis about how positional information can be stored without…

计算与语言 · 计算机科学 2025-01-03 Chunsheng Zuo , Pavel Guerzhoy , Michael Guerzhoy

In Transformer-based architectures, the attention mechanism is inherently permutation-invariant with respect to the input sequence's tokens. To impose sequential order, token positions are typically encoded using a scheme with either fixed…

机器学习 · 计算机科学 2023-10-31 Giorgio Angelotti

In this paper, we describe the use of recurrent neural networks to capture sequential information from the self-attention representations to improve the Transformers. Although self-attention mechanism provides a means to exploit long…

计算与语言 · 计算机科学 2021-04-06 Tze Yuang Chong , Xuyang Wang , Lin Yang , Junjie Wang

We propose a novel method to enhance the performance of coordinate-MLPs by learning instance-specific positional embeddings. End-to-end optimization of positional embedding parameters along with network weights leads to poor generalization…

机器学习 · 计算机科学 2022-03-22 Sameera Ramasinghe , Simon Lucey

The use of attention models for automated image captioning has enabled many systems to produce accurate and meaningful descriptions for images. Over the years, many novel approaches have been proposed to enhance the attention process using…

计算机视觉与模式识别 · 计算机科学 2022-04-18 Murad Popattia , Muhammad Rafi , Rizwan Qureshi , Shah Nawaz

Recent studies on mobile network design have demonstrated the remarkable effectiveness of channel attention (e.g., the Squeeze-and-Excitation attention) for lifting model performance, but they generally neglect the positional information,…

计算机视觉与模式识别 · 计算机科学 2021-03-05 Qibin Hou , Daquan Zhou , Jiashi Feng

Machine learning has become a promising approach for molecular modeling. Positional quantities, such as interatomic distances and bond angles, play a crucial role in molecule physics. The existing works rely on careful manual design of…

机器学习 · 计算机科学 2022-11-24 Xiang Gao , Weihao Gao , Wenzhi Xiao , Zhirui Wang , Chong Wang , Liang Xiang

Both humans and machines learn the meaning of unknown words through contextual information in a sentence, but not all contexts are equally helpful for learning. We introduce an effective method for capturing the level of contextual…

计算与语言 · 计算机科学 2023-11-10 Sungjin Nam , David Jurgens , Gwen Frishkoff , Kevyn Collins-Thompson

Many diverse phenomena in nature often inherently encode both short- and long-term temporal dependencies, which especially result from the direction of the flow of time. In this respect, we discovered experimental evidence suggesting that…

人工智能 · 计算机科学 2025-02-11 Kyung Geun Kim , Byeong Tak Lee

Dialogue act recognition is a fundamental task for an intelligent dialogue system. Previous work models the whole dialog to predict dialog acts, which may bring the noise from unrelated sentences. In this work, we design a hierarchical…

计算与语言 · 计算机科学 2020-03-16 Zhigang Dai , Jinhua Fu , Qile Zhu , Hengbin Cui , Xiaolong li , Yuan Qi

Although self-attention networks (SANs) have advanced the state-of-the-art on various NLP tasks, one criticism of SANs is their ability of encoding positions of input words (Shaw et al., 2018). In this work, we propose to augment SANs with…

计算与语言 · 计算机科学 2019-09-04 Xing Wang , Zhaopeng Tu , Longyue Wang , Shuming Shi

Attention networks show promise for both vision and language tasks, by emphasizing relationships between constituent elements through weighting functions. Such elements could be regions in an image output by a region proposal network, or…

机器学习 · 计算机科学 2019-10-07 Chu Wang , Babak Samari , Vladimir Kim , Siddhartha Chaudhuri , Kaleem Siddiqi

Attention-based neural networks have achieved state-of-the-art results on a wide range of tasks. Most such models use deterministic attention while stochastic attention is less explored due to the optimization difficulties or complicated…

机器学习 · 计算机科学 2021-06-10 Shujian Zhang , Xinjie Fan , Bo Chen , Mingyuan Zhou