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Click Through Rate (CTR) prediction plays an essential role in recommender systems and online advertising. It is crucial to effectively model feature interactions to improve the prediction performance of CTR models. However, existing…

信息检索 · 计算机科学 2023-11-09 Fangye Wang , Hansu Gu , Dongsheng Li , Tun Lu , Peng Zhang , Ning Gu

Using predictive models to identify patterns that can act as biomarkers for different neuropathoglogical conditions is becoming highly prevalent. In this paper, we consider the problem of Autism Spectrum Disorder (ASD) classification where…

机器学习 · 统计学 2018-10-31 Rushil Anirudh , Jayaraman J. Thiagarajan

In the context of machine learning for graphs, many researchers have empirically observed that Deep Graph Networks (DGNs) perform favourably on node classification tasks when the graph structure is homophilic (\ie adjacent nodes are…

机器学习 · 计算机科学 2024-05-03 Daniele Castellana

Objective: A novel structure based on channel-wise attention mechanism is presented in this paper. Embedding with the proposed structure, an efficient classification model that accepts multi-lead electrocardiogram (ECG) as input is…

信号处理 · 电气工程与系统科学 2020-03-27 Hao Tung , Chao Zheng , Xinsheng Mao , Dahong Qian

Biomedical event extraction is critical in understanding biomolecular interactions described in scientific corpus. One of the main challenges is to identify nested structured events that are associated with non-indicative trigger words. We…

计算与语言 · 计算机科学 2020-10-13 Kung-Hsiang Huang , Mu Yang , Nanyun Peng

Recurrent Neural Networks (RNNs) with attention mechanisms have obtained state-of-the-art results for many sequence processing tasks. Most of these models use a simple form of encoder with attention that looks over the entire sequence and…

This paper proposes acoustic event detection (AED) with classifier chains, a new classifier based on the probabilistic chain rule. The proposed AED with classifier chains consists of a gated recurrent unit and performs iterative binary…

音频与语音处理 · 电气工程与系统科学 2022-02-18 Tatsuya Komatsu , Shinji Watanabe , Koichi Miyazaki , Tomoki Hayashi

This paper demonstrates the potential of convolutional neural networks (CNN) for detecting and classifying prosodic events on words, specifically pitch accents and phrase boundary tones, from frame-based acoustic features. Typical…

计算与语言 · 计算机科学 2017-06-05 Sabrina Stehwien , Ngoc Thang Vu

Edge vision systems combining sensing and embedded processing promise low-latency, decentralized, and energy-efficient solutions that forgo reliance on the cloud. As opposed to conventional frame-based vision sensors, event-based cameras…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Yufeng Yang , Adrian Kneip , Charlotte Frenkel

Temporal graph representation learning has drawn significant attention for the prevalence of temporal graphs in the real world. However, most existing works resort to taking discrete snapshots of the temporal graph, or are not inductive to…

社会与信息网络 · 计算机科学 2022-03-29 Zhihao Wen , Yuan Fang

Driven by the outstanding performance of neural networks in the structured Euclidean domain, recent years have seen a surge of interest in developing neural networks for graphs and data supported on graphs. The graph is leveraged at each…

机器学习 · 计算机科学 2021-07-28 Elvin Isufi , Fernando Gama , Alejandro Ribeiro

Existing Graph Neural Networks (GNNs) compute the message exchange between nodes by either aggregating uniformly (convolving) the features of all the neighboring nodes, or by applying a non-uniform score (attending) to the features. Recent…

机器学习 · 计算机科学 2023-03-02 Adrián Javaloy , Pablo Sanchez-Martin , Amit Levi , Isabel Valera

Learning hidden topics from data streams has become absolutely necessary but posed challenging problems such as concept drift as well as short and noisy data. Using prior knowledge to enrich a topic model is one of potential solutions to…

机器学习 · 计算机科学 2021-12-28 Ngo Van Linh , Tran Xuan Bach , Khoat Than

Representations in the hidden layers of Deep Neural Networks (DNN) are often hard to interpret since it is difficult to project them into an interpretable domain. Graph Convolutional Networks (GCN) allow this projection, but existing…

计算与语言 · 计算机科学 2019-09-25 Robert Schwarzenberg , Marc Hübner , David Harbecke , Christoph Alt , Leonhard Hennig

Graph Convolutional Network (GCN) has been widely applied in transportation demand prediction due to its excellent ability to capture non-Euclidean spatial dependence among station-level or regional transportation demands. However, in most…

机器学习 · 计算机科学 2020-12-16 Junchen Ye , Leilei Sun , Bowen Du , Yanjie Fu , Hui Xiong

Effective question classification is crucial for AI-driven educational tools, enabling adaptive learning systems to categorize questions by skill area, difficulty level, and competence. It not only supports educational diagnostics and…

计算与语言 · 计算机科学 2025-06-30 Junyoung Lee , Ninad Dixit , Kaustav Chakrabarti , S. Supraja

We propose an adaptive node feature selection approach for graph neural networks (GNNs) that identifies and removes unnecessary features during training. The ability to measure how features contribute to model output is key for interpreting…

机器学习 · 计算机科学 2026-05-04 Ali Azizpour , Madeline Navarro , Santiago Segarra

Recently, methods that represent data as a graph, such as graph neural networks (GNNs) have been successfully used to learn data representations and structures to solve classification and link prediction problems. The applications of such…

机器学习 · 计算机科学 2022-10-04 Usman Mahmood , Zening Fu , Vince Calhoun , Sergey Plis

Recently, there has been a substantial amount of interest in GNN-based anomaly detection. Existing efforts have focused on simultaneously mastering the node representations and the classifier necessary for identifying abnormalities with…

密码学与安全 · 计算机科学 2024-09-25 Ahmad Hafez

Graph convolutional network (GCN) has been successfully applied to capture global non-consecutive and long-distance semantic information for text classification. However, while GCN-based methods have shown promising results in offline…

计算与语言 · 计算机科学 2023-04-11 Tiandeng Wu , Qijiong Liu , Yi Cao , Yao Huang , Xiao-Ming Wu , Jiandong Ding