Jorge J. Ortiz  Jorge J. Ortiz photo       

contact information

Research Staff Member
Thomas J. Watson Research Center, Yorktown Heights, NY USA
  +1dash914dash945dash3904

links

Professional Associations

Professional Associations:  ACM  |  ACM SIGMOBILE  |  ACM SIGOPS  |  IEEE


2018

Inferring Smartphone Users' Handwritten Patterns by Motion Sensors
Wei-Han Lee (Princeton University), Jorge Ortiz (IBM Research), Bongjun Ko (IBM Research), Ruby Lee (Princeton University)
International Conference on Information Systems Security and Privacy, 2018


2017

Home Appliance Energy Disaggregation Using Low Frequency Data and Machine Learning Classifiers
Yan Gao, Alan Schay, Daqing Hou (Clarkson University), Jorge Ortiz (IBM Research)
IEEE International Conference On Machine Learning and Applications, 2017

Non-negative matrix factorization of signals with overlapping events for event detection applications
S. Wang, J. Ortiz
2017 IEEE International Conference on Acoustics, Speech and Signal Processing


2016

Acoustic Signal Processing for Anomaly Detection in Machine Room Environments: Demo Abstract
Bong Jun Ko, Jorge Ortiz, Theodoros Salonidis, Maroun Touma, Dinesh Verma, Shiqiang Wang, Xiping Wang, David Wood
Proceedings of the 3rd ACM International Conference on Systems for Energy-Efficient Built Environments, pp. 213--214, ACM, 2016

Project Tidy: Ranking Time Series for Smart Energy Systems: Poster Abstract
Jorge Ortiz, Younghun Kim
Proceedings of the 3rd ACM International Conference on Systems for Energy-Efficient Built Environments, pp. 227--228, ACM, 2016

MP-trie: Fast Spatial Queries on Moving Objects
Raghu Ganti, Mudhakar Srivatsa, Dakshi Agrawal, Petros Zerfos, Jorge Ortiz
Proceedings of the Industrial Track of the 17th International Middleware Conference, pp. 1:1--1:6, ACM, 2016

Fast Image Clustering on Network of Mobile Phones
Jorge Ortiz (IBM Research), Chien-Chin Huang (NYU Computer Science), Supriyo Chakraborty (IBM Research)
ICML 2016 Workshop for On-Device Intelligence
Abstract

Image Analysis for Identifying Mosquito Breeding Grounds
Maanit Mehra (Columbia University), Aditya Bagri (Columbia University), Jorge Ortiz (IBM Research), Xiaofan Jiang (Columbia University)
Internet of Things Physical Data Analytics Workshop @Secon 2016
Abstract


2015

Get More With Less: Near Real-Time Image Clustering on Mobile Phones
Jorge Ortiz (IBM Research), Chien-Chin Huang (NYU Computer Science), Supriyo Chakraborty (IBM Research)
Technical Report, 2015
Abstract

The Building Adapter: Towards Quickly Applying Building Analytics at Scale
Dezhi Hong (University of Virginia), Hongning Wang (University of Virginia), Jorge Ortiz (IBM Research, Kamin Whitehouse (University of Virginia)
International Conference on Embedded Systems for Energy Efficient Built Environments, , ACM, 2015
Abstract   Best Paper Honorable Mention (2nd Highest Review Scores)

Automated Metadata Construction to support Portable Building Applications
Arka Bhattacharya (UC Berkeley), Dezhi Hong (University of Virginia), David Culler (UC Berkeley), Jorge Ortiz (IBM Research), Kamin Whitehouse (University of Virginia)
International Conference on Embedded Systems for Energy Efficient Built Environments, ACM, 2015
Abstract   Best Paper Honorable Mention (Highest Review Scores)

Spartan: A Distributed Array Framework with Smart Tiling
Chien-Chin Huang and Qi Chen and Zhaoguo Wang and Russell Power and Jorge Ortiz and Jinyang Li and Zhen Xiao
2015 USENIX Annual Technical Conference (USENIX ATC 15), pp. 1--15, USENIX Association
Abstract


2013

Strip, Bind, and Search: A Method for Identifying Abnormal Energy Consumption in Buildings.
Fontugne, Romain and Ortiz, Jorge and Tremblay, Nicolas and Borgnat, Pierre and Flandrin, Patrick and Fukuda, Kensuke and Culler, David and Esaki, Hiroshi
Proceedings of the 12th International Conference on Information Processing in Sensor Networks (IPSN 2013), pp. 129--140, ACM

Towards Automatic Spatial Verification of Sensor Placement in Buildings
Hong, Dezhi and Ortiz, Jorge and Whitehouse, Kamin and Culler, David
Proceedings of the 5th ACM Workshop on Embedded Systems For Energy-Efficient Buildings (Buildsys 2013), ACM


2010

Multichannel Reliability Assessment in Real World WSNs
Ortiz, Jorge and Culler, David
Proceedings of the 9th ACM/IEEE International Conference on Information Processing in Sensor Networks (IPSN '10), ACM, 2010