Program

SSDBM 2021 is a synchronous online 2-day event through the Easychair VCS software.

All time is in US Eastern Standard Time (UTC - 4).

Overview

Day 1 (July 6, Eastern Standard Time):

Time	Event
8:45am-9:00am	Welcome & Opening Remarks (Yicheng Tu & Qiang Zhu)
9:00am-10:00am	Keynote I: The Tensor-Relational Algebra, and Other Ideas in Machine Learning System Design, Dr. Chris Jermaine (Chair: Yicheng Tu)
10:00am-12:00pm	Session I: Machine Learning/AI (Chair: Kesheng Wu)
12:00pm-12:30pm	Lunch Break
12:30pm-2:30pm	Session III: Indexing and Hashing (Chair: Qiang Zhu)
2:30pm-4:30pm	Session V: Short/Demo Papers-DB/KB and Applications (Chair: David T. Chiu)

Day 2 (July 7, Eastern Standard Time):

Time	Event
8:30am-8:45am	Best Paper Award Announcement (Xingquan Zhu)
8:45am-9:45am	Keynote II: What Is Special about Spatial Data Science and Geo-AI?, Dr. Shashi Shekhar (Chair: Xingquan Zhu
9:45am-11:45am	Session II: Graph Data Analysis (Chair: Ana Claudia Sima)
11:45am-12:45pm	Panel: Scalable Query Processing and Engines over Cloud Databases (Moderator: Alfredo Cuzzocrea)
12:45pm-1:00pm	Lunch Break
1:00pm-3:00pm	Session IV: Querying and Transforming (Chair: Eduard C. Dragut)
3:00pm-5:00pm	Session VI: Short Papers-Spatial, Temporal, and Broader ML Applications (Chair: Anand Kumar)

Sessions

Session I: Machine Learning/AI

Unsupervised Anomaly Detection For Time Series With Outlier Exposure
Jiaming Feng, Zheng Huang, Jie Guo and Weidong Qiu

In-Database Machine Learning With SQL On GPUs
Maximilian Schüle, Harald Lang, Maximilian Springer, Alfons Kemper, Thomas Neumann and Stephan Günnemann

Bio-SODA: Enabling Natural Language Question Answering Over Knowledge Graphs Without Training Data
Ana Claudia Sima, Tarcisio Mendes de Farias, Maria Anisimova, Christophe Dessimoz, Marc Robinson-Rechavi, Erich Zbinden and Kurt Stockinger

NF-GNN: Network Flow Graph Neural Networks For Malware Detection And Classification
Julian Busch, Anton Kocheturov, Volker Tresp and Thomas Seidl

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Session II: Graph Data Analysis

Accelerating Depth-First Traversal by Graph Ordering
Qiuyi Lyu, Mo Sha and Bin Gong

Distributed Enumeration Of Four Node Graphlets At Quadrillion-Scale
Xiaozhou Liu, Yudi Santoso, Venkatesh Srinivasan and Alex Thomo

Graph-Based Strategy For Establishing Morphology Similarity
Namit Juneja, Jaroslaw Zola, Varun Chandola and Olga Wodo

Truss Decomposition On Large Probabilistic Networks Using H-Index
Fatemeh Esfahani, Mahsa Daneshmand, Venkatesh Srinivasan, Alex Thomo and Kui Wu

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Session III: Indexing and Hashing

Caching Support For Range Query Processing On Bitmap Indices
Sarah McClain, Manya Mutschler-Aldine, Colin Monaghan, David Chiu, Jason Sawin and Patrick Jarvis

MAMBO - Indexing Dead Space To Accelerate Spatial Queries
Giannis Evagorou and Thomas Heinis

NIR-Tree: A Non-Intersecting R-Tree
Kyle Langendoen, Brad Glasbergen and Khuzaima Daudjee

HInT: Hybrid And Incremental Type Discovery For Large Rdf Data Sources
Nikolaos Kardoulakis, Kenza Kellou-Menouer, Georgia Troullinou, Zoubida Kedad, Dimitris Plexousakis and Haridimos Kondylakis

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Session IV: Querying and Transforming

Subarray Skyline Query Processing In Array Databases
Dalsu Choi, Hyunsik Yoon and Yon Dohn Chung

SDTA: An Algebra For Statistical Data Transformation
Jie Song, H. V. Jagadish and George Alter

Online Landmark-Based Batch Processing Of Shortest Path Queries
Manuel Hotz, Theodoros Chondrogiannis, Leonard Wörteler and Michael Grossniklaus

Sub-Trajectory Similarity Join With Obfuscation
Yanchuan Chang, Jianzhong Qi, Egemen Tanin, Xingjun Ma and Hanan Samet

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Session V: Short/Demo Papers – DB and KB Applications

ArrayQL for Linear Algebra within Umbra
Maximilian Schüle, Tobias Götz, Alfons Kemper and Thomas Neumann

Automatic View Selection in Graph Databases
Chao Zhang, Jiaheng Lu, Qingsong Guo, Xinyong Zhang, Xiaochun Han and Minqi Zhou

MASCARA-FPGA Cooperation Model: Query Trimming Through Accelerators
Van Long Nguyen Huu, Laurent d’Orazio, Emmanuel Casseau and Julien Lallet

WBSum: Workload-Based Summaries For Rdf/S Kbs
Giannis Vassiliou, Georgia Troullinou, Nikolaos Papadakis and Haridimos Kondylakis

On Lowering Merge Costs of an LSM Tree
Dai Hai Ton That, Mohammadsaleh Gharehdaghi, Alexander Rasin and Tanu Malik

Practical Fully-Decentralized Secure Aggregation For Personal Data Management Systems
Julien Mirval, Luc Bouganim and Iulian Sandu-Popa

MISE: An Array-Based Integrated System for Atmospheric Scanning LiDAR
Kyoseung Koo, Juhun Kim and Bongki Moon

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Session VI: Short Papers – Spatial, Temporal, and Broader ML Applications

Local Gaussian Process Model Inference Classification for Time Series Data
Fabian Berns, Joschka Hannes Strueber and Christian Beecks

Missing Data Patterns: From Theory To An Application In The Steel Industry
Michal Bechny, Florian Sobieczky, Jürgen Zeindl and Lisa Ehrlinger

Automatic Selection Of Analytic Platforms With ASAP-DM
Manuel Fritz, Gang Shao and Holger Schwarz

DJEnsemble: a Cost-Based Selection and Allocation of a Disjoint Ensemble of Spatio-temporal Models
Rafael Pereira, Yania Souto, Anderson Chaves, Rocio Zorilla, Brian Tsan, Florin Rusu, Eduardo Ogasawara, Artur Ziviani and Fabio Porto

Frequent Itemsets Mining With A Guaranteed Local Differential Privacy In Small Datasets
Sharmin Afrose, Tanzima Hashem and Mohammed Eunus Ali

MoParkeR: Multi-Objective Parking Recommendation
Mohammad Saiedur Rahaman, Wei Shao, Flora D. Salim, Ayad Turky, Andy Song, Jeffrey Chan, Junliang Jiang and Doug Bradbrook

SCHeMa: Scheduling Scientific Containers On A Cluster Of Heterogeneous Machines
Thanasis Vergoulis, Konstantinos Zagganas, Loukas Kavouras, Martin Reczko, Stelios Sartzetakis and Theodore Dalamagas