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GEOAI '21: Proceedings of the 4th ACM SIGSPATIAL International Workshop on AI for Geographic Knowledge Discovery
ACM2021 Proceeding
Publisher:
  • Association for Computing Machinery
  • New York
  • NY
  • United States
Conference:
SIGSPATIAL '21: 29th International Conference on Advances in Geographic Information Systems Beijing China November 2 - 5, 2021
ISBN:
978-1-4503-9120-7
Published:
08 November 2021
Sponsors:

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Abstract

Emerging advances from artificial intelligence, hardware accelerators, and processing architectures continue to transform societal challenges impacted by geospatial applications. Recent breakthroughs in deep learning have brought forward an automated capability to learn hierarchical representational features from massive and complex data, including text, images, and videos. In tandem, rapid innovations in sensing technologies are collecting geospatial data in even higher resolution and throughput to enable mapping and analysis of the earth's surface, events, and various phenomena in unprecedented detail. When integrated, these developments offer potential breakthrough opportunities in geographic knowledge discovery geared to impact better decision making. The outcomes have broader implications, from humanitarian mapping, intelligent transport systems, urban expansion analysis, spatial diffusion methods to support epidemiology, climate change-induced threats, natural disasters, and monitoring of the earth's surface.

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short-paper
Cross-Modal Learning of Housing Quality in Amsterdam

In our research we test data and models for the recognition of housing quality in the city of Amsterdam from ground-level and aerial imagery. For ground-level images we compare Google StreetView (GSV) to Flickr images. Our results show that GSV predicts ...

short-paper
Open Access
Conflation of Geospatial POI Data and Ground-level Imagery via Link Prediction on Joint Semantic Graph

With the proliferation of smartphone cameras and social networks, we have rich, multi-modal data about points of interest (POIs) - like cultural landmarks, institutions, businesses, etc. - within a given areas of interest (AOI) (e.g., a county, city or ...

research-article
Open Access
Semantic Segmentation in Aerial Images Using Class-Aware Unsupervised Domain Adaptation

Semantic segmentation using deep neural networks is an important component of aerial image understanding. However, models trained using data from one domain may not generalize well to another domain due to a domain shift between data distributions in ...

research-article
Synthetic Map Generation to Provide Unlimited Training Data for Historical Map Text Detection

Many historical map sheets are publicly available for studies that require long-term historical geographic data. The cartographic design of these maps includes a combination of map symbols and text labels. Automatically reading text labels from map ...

research-article
Public Access
Few-shot Learning for Post-disaster Structure Damage Assessment

Automating post-disaster damage assessment with remote sensing data is critical for faster surveys of structures impacted by natural disasters. One significant obstacle to training state-of-the-art deep neural networks to support this automation is that ...

research-article
Trinity: A No-Code AI platform for complex spatial datasets

We present a no-code Artificial Intelligence (AI) platform called Trinity with the main design goal of enabling both machine learning researchers and non-technical geospatial domain experts to experiment with domain-specific signals and datasets for ...

research-article
VTSV: A Privacy-Preserving Vehicle Trajectory Simulation and Visualization Platform Using Deep Reinforcement Learning

Trajectory data is among the most sensitive data and the society increasingly raises privacy concerns. In this demo paper, we present a privacy-preserving Vehicle Trajectory Simulation and Visualization (VTSV) web platform (demo video: https://youtu.be/...

research-article
Public Access
Mapping Road Safety Barriers Across Street View Image Sequences: A Hybrid Object Detection and Recurrent Model

Road safety barriers (e.g., concrete barriers, metal crash barriers, rumble strips) play an important role in preventing or mitigating vehicle crashes. Accurate maps of road safety barriers are critical components of safety infrastructure management ...

research-article
Location Classification Based on Tweets

Location classification is used for associating type to locations, to enrich maps and support a plethora of geospatial applications that rely on location types. Classification can be performed by humans, but using machine learning is more efficient and ...

research-article
hex2vec: Context-Aware Embedding H3 Hexagons with OpenStreetMap Tags

Representation learning of spatial and geographic data is a rapidly developing field which allows for similarity detection between areas and high-quality inference using deep neural networks. Past approaches however concentrated on embedding raster ...

Contributors
  • Oak Ridge National Laboratory
  • Oak Ridge National Laboratory
  • University of Wisconsin-Madison
  • Higher Technical Institute
  • University at Buffalo, The State University of New York
  • ByteDance Ltd.
  • UC Merced
  1. Proceedings of the 4th ACM SIGSPATIAL International Workshop on AI for Geographic Knowledge Discovery
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      Acceptance Rates

      Overall Acceptance Rate 17 of 25 submissions, 68%
      YearSubmittedAcceptedRate
      GeoAI '19251768%
      Overall251768%