Christina Pavlopoulou

According to our database, Christina Pavlopoulou authored at least 18 papers between 1999 and 2023.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2023

Revisiting Runtime Dynamic Optimization for Join Queries in Big Data Management Systems.

Christina Pavlopoulou, Michael J. Carey, Vassilis J. Tsotras

SIGMOD Rec., 2023

2022

Factor Windows: Cost-based Query Rewriting for Optimizing Correlated Window Aggregates.

Wentao Wu, Philip A. Bernstein, Alex Raizman, Christina Pavlopoulou

Proceedings of the 38th IEEE International Conference on Data Engineering, 2022

2020

Query Optimization in the Era of Big Data Management Systems.

Christina Pavlopoulou

PhD thesis, 2020

Cost-based Query Rewriting Techniques for Optimizing Aggregates Over Correlated Windows.

Wentao Wu, Philip A. Bernstein, Alex Raizman, Christina Pavlopoulou

CoRR, 2020

2018

A Parallel and Scalable Processor for JSON Data.

Christina Pavlopoulou, E. Preston Carman Jr., Till Westmann, Michael J. Carey, Vassilis J. Tsotras

Proceedings of the 21st International Conference on Extending Database Technology, 2018

2015

Hierarchical algorithm for daily activity recognition via smartphone sensors.

Gabriel Filios, Sotiris E. Nikoletseas, Christina Pavlopoulou, Maria Rapti, Sébastien Ziegler

Proceedings of the 2nd IEEE World Forum on Internet of Things, 2015

Efficient Parameterized Methods for Physical Activity Detection using only Smartphone Sensors.

Gabriel Filios, Sotiris E. Nikoletseas, Christina Pavlopoulou

Proceedings of the 13th ACM International Symposium on Mobility Management and Wireless Access, 2015

2010

Classification and feature selection with human performance data.

Christina Pavlopoulou, Stella X. Yu

Proceedings of the International Conference on Image Processing, 2010

Indoor-outdoor classification with human accuracies: Image or edge gist?

Christina Pavlopoulou, Stella X. Yu

Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition, 2010

2009

A Unifying View of Contour Length Bias Correction.

Christina Pavlopoulou, Stella X. Yu

Proceedings of the Advances in Visual Computing, 5th International Symposium, 2009

Boundaries as Contours of Optimal Appearance and Area of Support.

Christina Pavlopoulou, Stella X. Yu

Proceedings of the Energy Minimization Methods in Computer Vision and Pattern Recognition, 2009

2006

Globally Optimal Interactive Boundary Extraction Using Markov Chain Modeling.

Christina Pavlopoulou, Avi Kak

Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition, 2006

2002

Using Human Perceptual Categories for Content-Based Retrieval from a Medical Image Database.

Chi-Ren Shyu, Christina Pavlopoulou, Avinash C. Kak, Carla E. Brodley, Lynn S. Broderick

Comput. Vis. Image Underst., 2002

Content-Based Image Retrieval from Large Medical Databases.

Avi Kak, Christina Pavlopoulou

Proceedings of the 1st International Symposium on 3D Data Processing Visualization and Transmission (3DPVT 2002), 2002

2001

From Polyvariant flow information to intersection and union types.

Jens Palsberg, Christina Pavlopoulou

J. Funct. Program., 2001

2000

Computer Vision Techniques for Content-Based Image Retrieval from Large Medical Databases.

Avi Kak, Christina Pavlopoulou

Proceedings of the IAPR Conference on Machine Vision Applications (IAPR MVA 2000), 2000

A Web-Based CBIR-Assisted Learning Tool for Radiology Education - Anytime and Anyplace.

Chi-Ren Shyu, Avinash C. Kak, Carla E. Brodley, Christina Pavlopoulou, M. F. Chyan, Lynn S. Broderick

Proceedings of the 2000 IEEE International Conference on Multimedia and Expo, 2000

1999

Residual Test Coverage Monitoring.

Christina Pavlopoulou, Michal Young

Proceedings of the 1999 International Conference on Software Engineering, 1999