Independent range sampling on interval data

D Amagata - 2024 IEEE 40th International Conference on Data …, 2024 - ieeexplore.ieee.org
Many applications require efficient management of large sets of intervals because many
objects are associated with intervals (eg, time and price intervals). In such interval …

Orthogonal point location and rectangle stabbing queries in 3-d

TM Chan, Y Nekrich, S Rahul, K Tsakalidis - arXiv preprint arXiv …, 2018 - arxiv.org
In this work, we present a collection of new results on two fundamental problems in
geometric data structures: orthogonal point location and rectangle stabbing.-We give the first …

Efficient top-k indexing via general reductions

S Rahul, Y Tao - Proceedings of the 35th ACM SIGMOD-SIGACT-SIGAI …, 2016 - dl.acm.org
Let D be a set of n elements each associated with a real-valued weight, and Q be the set of
all possible predicates allowed on those elements. Given a predicate in Q and integer k, a …

On top-k range reporting in 2d space

S Rahul, Y Tao - Proceedings of the 34th ACM SIGMOD-SIGACT-SIGAI …, 2015 - dl.acm.org
Orthogonal range reporting (ORR) is a classic problem in computational geometry and
databases, where the objective is to preprocess a set P of points in R 2 such that, given an …

Independent Range Sampling on Interval Data (Longer Version)

D Amagata - arXiv preprint arXiv:2405.08315, 2024 - arxiv.org
Many applications require efficient management of large sets of intervals because many
objects are associated with intervals (eg, time and price intervals). In such interval …

On Packet Classification with Multidimensional Range Trees

A Gaur, S Radhakrishnan… - ICC 2024-IEEE …, 2024 - ieeexplore.ieee.org
Packet classification plays a crucial role in numerous network services, including Quality of
Service (QoS), Firewalls, and data streaming. In our research, we introduce a cutting-edge …

A guide to designing top-k indexes

S Rahul, Y Tao - ACM SIGMOD Record, 2019 - dl.acm.org
Top-k search, which reports the k elements of the highest importance from all the elements
in an underlying dataset that satisfy a certain predicate, has attracted significant attention …

Generic Techniques for Building Top-k Structures

S Rahul, Y Tao - ACM Transactions on Algorithms (TALG), 2022 - dl.acm.org
A reporting query returns the objects satisfying a predicate q from an input set. In prioritized
reporting, each object carries a real-valued weight (which can be query dependent), and a …

Performability Comparison of Lustre and HDFS for MR Applications

R Singhal, M Nambiar, H Sukhwani… - 2014 IEEE International …, 2014 - ieeexplore.ieee.org
With its simple principles to achieve parallelism and fault tolerance, the Map-reduce
framework has captured wide attention, from traditional high performance computing to …

An Efficient Massive Data Retrieval Algorithm Based on Modified Top-k Query

X Peng - 2015 Seventh International Conference on Measuring …, 2015 - ieeexplore.ieee.org
In this paper, we focus on the problem of massive data retrieval, which is of great importance
in data management and searching. To enhance the effectiveness of massive data retrieval …