Sciweavers

AAAI
2015
10 years 9 days ago
Using Qualitative Spatial Logic for Validating Crowd-Sourced Geospatial Data
We describe a tool, MatchMaps, that generates sameAs and partOf matches between spatial objects (such as shops, shopping centres, etc.) in crowd-sourced and authoritative geospati...
Heshan Du, Hai H. Nguyen, Natasha Alechina, Brian ...
AAAI
2015
10 years 9 days ago
Unsupervised Cross-Domain Transfer in Policy Gradient Reinforcement Learning via Manifold Alignment
The success of applying policy gradient reinforcement learning (RL) to difficult control tasks hinges crucially on the ability to determine a sensible initialization for the poli...
Haitham Bou-Ammar, Eric Eaton, Paul Ruvolo, Matthe...
AAAI
2015
10 years 9 days ago
Inferring Same-As Facts from Linked Data: An Iterative Import-by-Query Approach
In this paper we model the problem of data linkage in Linked Data as a reasoning problem on possibly decentralized data. We describe a novel import-by-query algorithm that alterna...
Mustafa Al-Bakri, Manuel Atencia, Steffen Lalande,...
AAAI
2015
10 years 9 days ago
Clustering Longitudinal Clinical Marker Trajectories from Electronic Health Data: Applications to Phenotyping and Endotype Disco
Diseases such as autism, cardiovascular disease, and the autoimmune disorders are difficult to treat because of the remarkable degree of variation among affected individuals. Sub...
Peter Schulam, Fredrick Wigley, Suchi Saria
AAAI
2015
10 years 9 days ago
A Comparison of Qualitative and Metric Spatial Relation Models for Scene Understanding
Object recognition systems can be unreliable when run in isolation depending on only image based features, but their performance can be improved when taking scene context into acc...
Akshaya Thippur, Chris Burbridge, Lars Kunze, Mari...