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The attention mechanism is a critical component of Large Language Models (LLMs) that allows tokens in a sequence to interact with each other, but is order-invariant. Incorporating position encoding (PE) makes it possible to address by…

计算与语言 · 计算机科学 2024-05-31 Olga Golovneva , Tianlu Wang , Jason Weston , Sainbayar Sukhbaatar

Temporal link prediction, aiming at predicting future interactions among entities based on historical interactions, is crucial for a series of real-world applications. Although previous methods have demonstrated the importance of relative…

机器学习 · 计算机科学 2024-10-08 Xiaodong Lu , Leilei Sun , Tongyu Zhu , Weifeng Lv

The complete characterization of enzymatic activities between molecules remains incomplete, hindering biological engineering and limiting biological discovery. We develop in this work a technique, Enzymatic Link Prediction (ELP), for…

分子网络 · 定量生物学 2020-02-11 Julie Jiang , Li-Ping Liu , Soha Hassoun

Graph-structured data plays a vital role in numerous domains, such as social networks, citation networks, commonsense reasoning graphs and knowledge graphs. While graph neural networks have been employed for graph processing, recent…

计算与语言 · 计算机科学 2026-05-19 Wooyoung Kim , Byungyoon Park , Wooju Kim

High-dimensional observations and unknown dynamics are major challenges when applying optimal control to many real-world decision making tasks. The Learning Controllable Embedding (LCE) framework addresses these challenges by embedding the…

机器学习 · 计算机科学 2020-03-03 Rui Shu , Tung Nguyen , Yinlam Chow , Tuan Pham , Khoat Than , Mohammad Ghavamzadeh , Stefano Ermon , Hung H. Bui

Graph convolutional networks and their variants have shown significant promise in 3D human pose estimation. Despite their success, most of these methods only consider spatial correlations between body joints and do not take into account…

计算机视觉与模式识别 · 计算机科学 2023-08-30 Tanvir Hassan , A. Ben Hamza

Positional encodings enable Transformers to incorporate sequential information, yet their theoretical understanding remains limited to two properties: distance attenuation and translation invariance. Because natural language lacks purely…

机器学习 · 计算机科学 2026-02-11 Zihan Gu , Ruoyu Chen , Han Zhang , Hua Zhang , Yue Hu

Temporal Point Processes (TPPs) have recently become increasingly interesting for learning dynamics in graph data. A reason for this is that learning on dynamic graph data is becoming more relevant, since data from many scientific fields,…

The development of effective explainability tools for Transformers is a crucial pursuit in deep learning research. One of the most promising approaches in this domain is Layer-wise Relevance Propagation (LRP), which propagates relevance…

机器学习 · 计算机科学 2025-06-04 Yarden Bakish , Itamar Zimerman , Hila Chefer , Lior Wolf

Spatio-temporal graph neural networks have proven efficacy in capturing complex dependencies for urban computing tasks such as forecasting and kriging. Yet, their performance is constrained by the reliance on extensive data for training on…

机器学习 · 计算机科学 2024-11-08 Junfeng Hu , Xu Liu , Zhencheng Fan , Yifang Yin , Shili Xiang , Savitha Ramasamy , Roger Zimmermann

Graph neural networks (GNNs) are the primary tool for processing graph-structured data. Unfortunately, the most commonly used GNNs, called Message Passing Neural Networks (MPNNs) suffer from several fundamental limitations. To overcome…

机器学习 · 计算机科学 2022-11-11 Sohir Maskey , Ali Parviz , Maximilian Thiessen , Hannes Stärk , Ylli Sadikaj , Haggai Maron

Given a sequence of sets, where each set contains an arbitrary number of elements, the problem of temporal sets prediction aims to predict the elements in the subsequent set. In practice, temporal sets prediction is much more complex than…

机器学习 · 计算机科学 2020-07-09 Le Yu , Leilei Sun , Bowen Du , Chuanren Liu , Hui Xiong , Weifeng Lv

Among various region embedding methods, graph-based region relation learning models stand out, owing to their strong structure representation ability for encoding spatial correlations with graph neural networks. Despite their effectiveness,…

机器学习 · 计算机科学 2023-05-09 Qianru Zhang , Chao Huang , Lianghao Xia , Zheng Wang , Zhonghang Li , Siuming Yiu

Networks of timestamped interactions arise across social, financial, and biological domains, where forecasting future events requires modeling both evolving topology and temporal ordering. Temporal link prediction methods typically frame…

机器学习 · 计算机科学 2026-03-09 İbrahim Bahadır Altun , Ahmet Erdem Sarıyüce

Spatio-temporal graph (STG) forecasting is a critical task with extensive applications in the real world, including traffic and weather forecasting. Although several recent methods have been proposed to model complex dynamics in STGs,…

机器学习 · 计算机科学 2024-06-18 Jinhyeok Choi , Heehyeon Kim , Minhyeong An , Joyce Jiyoung Whang

Supervised learning with tabular data presents unique challenges, including low data sizes, the absence of structural cues, and heterogeneous features spanning both categorical and continuous domains. Unlike vision and language tasks, where…

机器学习 · 计算机科学 2025-12-18 Yunze Leng , Rohan Ghosh , Mehul Motani

Dynamic graph learning is essential for applications involving temporal networks and requires effective modeling of temporal relationships. Seminal attention-based models like TGAT and DyGFormer rely on sinusoidal time encoders to capture…

机器学习 · 计算机科学 2025-08-05 Hsing-Huan Chung , Shravan Chaudhari , Xing Han , Yoav Wald , Suchi Saria , Joydeep Ghosh

With the process of urbanization and the rapid growth of population, the issue of traffic congestion has become an increasingly critical concern. Intelligent transportation systems heavily rely on real-time and precise prediction algorithms…

人工智能 · 计算机科学 2025-01-03 Zihao Jing

In recent years, vision Transformers and MLPs have demonstrated remarkable performance in image understanding tasks. However, their inherently dense computational operators, such as self-attention and token-mixing layers, pose significant…

计算机视觉与模式识别 · 计算机科学 2024-07-04 Yanbin Hao , Diansong Zhou , Zhicai Wang , Chong-Wah Ngo , Meng Wang

Multivariate time series forecasting focuses on predicting future values based on historical context. State-of-the-art sequence-to-sequence models rely on neural attention between timesteps, which allows for temporal learning but fails to…

机器学习 · 计算机科学 2023-03-21 Jake Grigsby , Zhe Wang , Nam Nguyen , Yanjun Qi