14 citations · 23 across the 4 of their papers we have counts for
4 papers · 1 filter
Semantics for UGV Registration in GPS-denied Environments
Gordon Christie, Garrett Warnell, Kevin Kochersberger
Localization in a global map is critical to success in many autonomous robot missions. This is particularly challenging for multi-robot operations in unknown and adverse environmen…
Radiation Search Operations using Scene Understanding with Autonomous UAV and UGV
Gordon Christie, Adam Shoemaker, Kevin Kochersberger +3
Autonomously searching for hazardous radiation sources requires the ability of the aerial and ground systems to understand the scene they are scouting. In this paper, we present sy…
Question Relevance in VQA: Identifying Non-Visual And False-Premise Questions
Arijit Ray, Gordon Christie, Mohit Bansal +2
Visual Question Answering (VQA) is the task of answering natural-language questions about images. We introduce the novel problem of determining the relevance of questions to images…
Resolving Language and Vision Ambiguities Together: Joint Segmentation & Prepositional Attachment Resolution in Captioned Scenes
Gordon Christie, Ankit Laddha, Aishwarya Agrawal +4
We present an approach to simultaneously perform semantic segmentation and prepositional phrase attachment resolution for captioned images. Some ambiguities in language cannot be r…