A survey of traffic prediction: from spatio-temporal data to intelligent transportation

H Yuan, G Li - Data Science and Engineering, 2021 - Springer
Intelligent transportation (eg, intelligent traffic light) makes our travel more convenient and
efficient. With the development of mobile Internet and position technologies, it is reasonable …

ALEX: an updatable adaptive learned index

J Ding, UF Minhas, J Yu, C Wang, J Do, Y Li… - Proceedings of the …, 2020 - dl.acm.org
Recent work on" learned indexes" has changed the way we look at the decades-old field of
DBMS indexing. The key idea is that indexes can be thought of as" models" that predict the …

Tsunami: A learned multi-dimensional index for correlated data and skewed workloads

J Ding, V Nathan, M Alizadeh, T Kraska - arxiv preprint arxiv:2006.13282, 2020 - arxiv.org
Filtering data based on predicates is one of the most fundamental operations for any modern
data warehouse. Techniques to accelerate the execution of filter expressions include …

AI meets database: AI4DB and DB4AI

G Li, X Zhou, L Cao - Proceedings of the 2021 International Conference …, 2021 - dl.acm.org
Database and Artificial Intelligence (AI) can benefit from each other. On one hand, AI can
make database more intelligent (AI4DB). For example, traditional empirical database …

Effectively learning spatial indices

J Qi, G Liu, CS Jensen, L Kulik - Proceedings of the VLDB Endowment, 2020 - dl.acm.org
Machine learning, especially deep learning, is used increasingly to enable better solutions
for data management tasks previously solved by other means, including database indexing …

Updatable learned index with precise positions

J Wu, Y Zhang, S Chen, J Wang, Y Chen… - arxiv preprint arxiv …, 2021 - arxiv.org
Index plays an essential role in modern database engines to accelerate the query
processing. The new paradigm of" learned index" has significantly changed the way of …

FLAT: fast, lightweight and accurate method for cardinality estimation

R Zhu, Z Wu, Y Han, K Zeng, A Pfadler, Z Qian… - arxiv preprint arxiv …, 2020 - arxiv.org
Query optimizers rely on accurate cardinality estimation (CardEst) to produce good
execution plans. The core problem of CardEst is how to model the rich joint distribution of …

Qd-tree: Learning data layouts for big data analytics

Z Yang, B Chandramouli, C Wang, J Gehrke… - Proceedings of the …, 2020 - dl.acm.org
Corporations today collect data at an unprecedented and accelerating scale, making the
need to run queries on large datasets increasingly important. Technologies such as …

XStore: Fast RDMA-Based Ordered Key-Value Store Using Remote Learned Cache

X Wei, R Chen, H Chen, B Zang - ACM Transactions on Storage (TOS), 2021 - dl.acm.org
RDMA (Remote Direct Memory Access) has gained considerable interests in network-
attached in-memory key-value stores. However, traversing the remote tree-based index in …

Learned index: A comprehensive experimental evaluation

Z Sun, X Zhou, G Li - Proceedings of the VLDB Endowment, 2023 - dl.acm.org
Indexes can improve query-processing performance by avoiding full table scans. Although
traditional indexes (eg, B+-tree) have been widely used, learned indexes are proposed to …