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- research-articleAugust 2020
Hi-COVIDNet: Deep Learning Approach to Predict Inbound COVID-19 Patients and Case Study in South Korea
- Minseok Kim,
- Junhyeok Kang,
- Doyoung Kim,
- Hwanjun Song,
- Hyangsuk Min,
- Youngeun Nam,
- Dongmin Park,
- Jae-Gil Lee
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3466–3473https://doi.org/10.1145/3394486.3412864The escalating crisis of COVID-19 has put people all over the world in danger. Owing to the high contagion rate of the virus, COVID-19 cases continue to increase globally. To further suppress the threat of the COVID-19 pandemic and minimize its damage, ...
- research-articleAugust 2020
Learning to Simulate Human Mobility
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3426–3433https://doi.org/10.1145/3394486.3412862Realistic simulation of a massive amount of human mobility data is of great use in epidemic spreading modeling and related health policy-making. Existing solutions for mobility simulation can be classified into two categories: model-based methods and ...
- research-articleAugust 2020
Effective Transfer Learning for Identifying Similar Questions: Matching User Questions to COVID-19 FAQs
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3458–3465https://doi.org/10.1145/3394486.3412861People increasingly search online for answers to their medical questions but the rate at which medical questions are asked online significantly exceeds the capacity of qualified people to answer them. This leaves many questions unanswered or ...
- abstractAugust 2020
Multimodal Machine Learning for Video and Image Analysis
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Page 3608https://doi.org/10.1145/3394486.3409558In this talk, we will first discuss multimodal ML for video content analysis. Videos typically have data in multiple modalities like audio, video, and text (captions). Understanding and modeling the interaction between different modalities is key for ...
- abstractAugust 2020
How AI Can Help Build Resiliency for Small Businesses in a Global Economic Crisis
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Page 3606https://doi.org/10.1145/3394486.3409556In the midst of COVID-19, a global economic crisis is threatening the livelihoods of small business owners everywhere. In ordinary times, 50 percent of small businesses go out of business in the first 5 years. In today's extraordinary times, nearly 7.5 ...
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- tutorialAugust 2020
Faster, Simpler, More Accurate: Practical Automated Machine Learning with Tabular, Text, and Image Data
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3509–3510https://doi.org/10.1145/3394486.3406706Automated machine learning (AutoML) offers the promise of translating raw data into accurate predictions with just a few lines of code. Rather than relying on human time/effort and manual experimentation, models can be improved by simply letting the ...
- tutorialAugust 2020
DeepSpeed: System Optimizations Enable Training Deep Learning Models with Over 100 Billion Parameters
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3505–3506https://doi.org/10.1145/3394486.3406703Explore new techniques in Microsoft's open source library called DeepSpeed, which advances large model training by improving scale, speed, cost, and usability, unlocking the ability to train 100-billion-parameter models. DeepSpeed is compatible with ...
- tutorialAugust 2020
Neural Structured Learning: Training Neural Networks with Structured Signals
- Arjun Gopalan,
- Da-Cheng Juan,
- Cesar Ilharco Magalhaes,
- Chun-Sung Ferng,
- Allan Heydon,
- Chun-Ta Lu,
- Philip Pham,
- George Yu
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3501–3502https://doi.org/10.1145/3394486.3406701We present Neural Structured Learning (NSL) in TensorFlow [2], a new learning paradigm to train neural networks by leveraging structured signals in addition to feature inputs. Structure can be explicit as represented by a graph, or implicit, either ...
- tutorialAugust 2020
How to Calibrate your Neural Network Classifier: Getting True Probabilities from a Classification Model
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3499–3500https://doi.org/10.1145/3394486.3406700Research in Machine Learning (ML) for classification tasks has been primarily guided by metrics that derive from a confusion matrix (e.g. accuracy, precision and recall). Several works have highlighted that this has lead to training practices that ...
- tutorialAugust 2020
Deep Learning for Anomaly Detection
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3569–3570https://doi.org/10.1145/3394486.3406481Anomaly detection has been widely studied and used in diverse applications. Building an effective anomaly detection system requires researchers and developers to learn complex structure from noisy data, identify dynamic anomaly patterns, and detect ...
- tutorialAugust 2020
Deep Graph Learning: Foundations, Advances and Applications
- Yu Rong,
- Tingyang Xu,
- Junzhou Huang,
- Wenbing Huang,
- Hong Cheng,
- Yao Ma,
- Yiqi Wang,
- Tyler Derr,
- Lingfei Wu,
- Tengfei Ma
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3555–3556https://doi.org/10.1145/3394486.3406474Many real data come in the form of non-grid objects, i.e. graphs, from social networks to molecules. Adaptation of deep learning from grid-alike data (e.g. images) to graphs has recently received unprecedented attention from both machine learning and ...
- tutorialAugust 2020
Adversarial Attacks and Defenses: Frontiers, Advances and Practice
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3541–3542https://doi.org/10.1145/3394486.3406467Deep neural networks (DNN) have achieved unprecedented success in numerous machine learning tasks in various domains. However, the existence of adversarial examples leaves us a big hesitation when applying DNN models on safety-critical tasks such as ...
- tutorialAugust 2020
Physics Inspired Models in Artificial Intelligence
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3535–3536https://doi.org/10.1145/3394486.3406464Ideas originating in physics have informed progress in artificial intelligence and machine learning for many decades. However the pedigree of many such ideas is oft neglected in the Computer Science community. The tutorial focuses on current and past ...
- research-articleAugust 2020
USAD: UnSupervised Anomaly Detection on Multivariate Time Series
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3395–3404https://doi.org/10.1145/3394486.3403392The automatic supervision of IT systems is a current challenge at Orange. Given the size and complexity reached by its IT operations, the number of sensors needed to obtain measurements over time, used to infer normal and abnormal behaviors, has ...
- research-articleAugust 2020
Towards Building an Intelligent Chatbot for Customer Service: Learning to Respond at the Appropriate Time
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3377–3385https://doi.org/10.1145/3394486.3403390In recent years, intelligent chatbots have been widely used in the field of customer service. One of the key challenges for chatbots to maintain fluent dialogues with customers is how to respond at the appropriate time. However, most of the state-of-the-...
- research-articleAugust 2020
Gemini: A Novel and Universal Heterogeneous Graph Information Fusing Framework for Online Recommendations
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3356–3365https://doi.org/10.1145/3394486.3403388Recently, network embedding has been successfully used in recommendation systems. Researchers have made efforts to utilize additional auxiliary information (e.g., social relations of users) to improve performance. However, such auxiliary information ...
- research-articleAugust 2020
CompactETA: A Fast Inference System for Travel Time Prediction
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3337–3345https://doi.org/10.1145/3394486.3403386Computing estimated time of arrival (ETA) is one of the most important services for online ride-hailing platforms like DiDi and Uber. With billions of service queries per day on such platforms, a fast inference ETA module ensures the efficiency of the ...
- research-articleAugust 2020
Multimodal Deep Learning Based Crop Classification Using Multispectral and Multitemporal Satellite Imagery
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3234–3242https://doi.org/10.1145/3394486.3403375The Food and Agriculture Organization (FAO) of the United Nations predicts that in order to meet the needs of the expected 3 billion population growth by 2050, food production has to increase by 60%. Therefore, monitoring and mapping crops accurately is ...
- research-articleAugust 2020
Dynamic Heterogeneous Graph Neural Network for Real-time Event Prediction
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3213–3223https://doi.org/10.1145/3394486.3403373Customer response prediction is critical in many industrial applications such as online advertising and recommendations. In particular, the challenge is greater for ride-hailing platforms such as Uber and DiDi, because the response prediction models ...
- research-articleAugust 2020
Time-Aware User Embeddings as a Service
- Martin Pavlovski,
- Jelena Gligorijevic,
- Ivan Stojkovic,
- Shubham Agrawal,
- Shabhareesh Komirishetty,
- Djordje Gligorijevic,
- Narayan Bhamidipati,
- Zoran Obradovic
KDD '20: Proceedings of the 26th ACM SIGKDD International Conference on Knowledge Discovery & Data MiningAugust 2020, Pages 3194–3202https://doi.org/10.1145/3394486.3403371Digital media companies typically collect rich data in the form of sequences of online user activities. Such data is used in various applications, involving tasks ranging from click or conversion prediction to recommendation or user segmentation. ...