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07/18/2023
Two-layer Space-oriented Partitioning for Non-point Data
Non-point spatial objects (e.g., polygons, linestrings, etc.) are ubiqui...
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07/04/2023
APRIL: Approximating Polygons as Raster Interval Lists
The spatial intersection join an important spatial query operation, due ...
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05/04/2022
Three-dimensional Geospatial Interlinking with JedAI-spatial
Geospatial data constitutes a considerable part of (Semantic) Web data, ...
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04/22/2021
HINT: A Hierarchical Index for Intervals in Main Memory
Indexing intervals is a fundamental problem, finding a wide range of app...
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12/26/2020
Discovering Closed and Maximal Embedded Patterns from Large Tree Data
We address the problem of summarizing embedded tree patterns extracted f...
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09/07/2020
Fast and Secure Distributed Nonnegative Matrix Factorization
Nonnegative matrix factorization (NMF) has been successfully applied in ...
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05/18/2020
A Two-level Spatial In-Memory Index
Very large volumes of spatial data increasingly become available and dem...
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03/04/2020
Flow Computation in Temporal Interaction Networks
Temporal interaction networks capture the history of activities between ...
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11/04/2019
A General Early-Stopping Module for Crowdsourced Ranking
Crowdsourcing can be used to determine a total order for an object set (...
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11/04/2019
An End-to-End Deep RL Framework for Task Arrangement in Crowdsourcing Platforms
In this paper, we propose a Deep Reinforcement Learning (RL) framework f...
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08/30/2019
Parallel In-Memory Evaluation of Spatial Joins
The spatial join is a popular operation in spatial database systems and ...
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08/07/2017
T-Crowd: Effective Crowdsourcing for Tabular Data
Crowdsourcing employs human workers to solve computer-hard problems, suc...
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01/19/2017