English
Related papers

Related papers: Embedding Geographic Locations for Modelling the N…

200 papers

Place embeddings generated from human mobility trajectories have become a popular method to understand the functionality of places. Place embeddings with high spatial resolution are desirable for many applications, however, downscaling the…

Machine Learning · Computer Science 2020-02-07 Toru Shimizu , Takahiro Yabe , Kota Tsubouchi

Word embeddings are a popular way to improve downstream performances in contemporary language modeling. However, the underlying geometric structure of the embedding space is not well understood. We present a series of explorations using…

Computation and Language · Computer Science 2020-09-17 Hongwei , Zhou , Oskar Elek , Pranav Anand , Angus G. Forbes

Social media images provide valuable insights for modeling, mapping, and understanding human interactions with natural and cultural heritage. However, categorizing these images into semantically meaningful groups remains highly complex due…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Rohaifa Khaldi , Domingo Alcaraz-Segura , Ignacio Sánchez-Herrera , Javier Martinez-Lopez , Carlos Javier Navarro , Siham Tabik

Geographic context is often consider relevant to motor insurance risk, yet public actuarial datasets provide limited location identifiers, constraining how this information can be incorporated and evaluated in claim-frequency models. This…

Machine Learning · Statistics 2026-04-24 Sherly Alfonso-Sánchez , Cristián Bravo , Kristina G. Stankova

The geolocation of online information is an essential component in any geospatial application. While most of the previous work on geolocation has focused on Twitter, in this paper we quantify and compare the performance of text-based…

Computation and Language · Computer Science 2018-11-20 Konstantinos Pappas , Mahmoud Azab , Rada Mihalcea

Thanks to the advancing mobile location services, people nowadays can post about places to share visiting experience on-the-go. A large place graph not only helps users explore interesting destinations, but also provides opportunities for…

Computer Vision and Pattern Recognition · Computer Science 2019-10-14 Carl Yang , Do Huy Hoang , Tomas Mikolov , Jiawei Han

Automated photo tagging has established itself as one of the most compelling applications of deep learning. While deep convolutional neural networks have repeatedly demonstrated top performance on standard datasets for classification, there…

Computer Vision and Pattern Recognition · Computer Science 2017-12-21 Kofi Boakye , Sachin Farfade , Hamid Izadinia , Yannis Kalantidis , Pierre Garrigues

We present a novel approach to geolocalising panoramic images on a 2-D cartographic map based on learning a low dimensional embedded space, which allows a comparison between an image captured at a location and local neighbourhoods of the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Noe Samano , Mengjie Zhou , Andrew Calway

Despite recent progress in computer vision, fine-grained interpretation of satellite images remains challenging because of a lack of labeled training data. To overcome this limitation, we propose using Wikipedia as a previously untapped…

Computer Vision and Pattern Recognition · Computer Science 2018-09-28 Evan Sheehan , Burak Uzkent , Chenlin Meng , Zhongyi Tang , Marshall Burke , David Lobell , Stefano Ermon

Many aesthetic models in computer vision suffer from two shortcomings: 1) the low descriptiveness and interpretability of those hand-crafted aesthetic criteria (i.e., nonindicative of region-level aesthetics), and 2) the difficulty of…

Computer Vision and Pattern Recognition · Computer Science 2019-08-09 Yanxiang Chen , Yuxing Hu , Luming Zhang , Ping Li , Chao Zhang

Modern society habitually uses online social media services to publicly share observations, thoughts, opinions, and beliefs at any time and from any location. These geotagged social media posts may provide aggregate insights into people's…

Social and Information Networks · Computer Science 2014-11-25 Derek Doran , Swapna Gokhale , Aldo Dagnino

Recent advances in deep learning have transformed many fields by introducing generic embedding spaces, capable of achieving great predictive performance with minimal labeling effort. The geology field has not yet met such success. In this…

Machine Learning · Computer Science 2021-08-23 Jonathan Kavitzky , Jonathan Zarecki , Idan Brusilovsky , Uriel Singer

Multilingual (or cross-lingual) embeddings represent several languages in a unique vector space. Using a common embedding space enables for a shared semantic between words from different languages. In this paper, we propose to embed images…

Computer Vision and Pattern Recognition · Computer Science 2019-05-15 Maxime Portaz , Hicham Randrianarivo , Adrien Nivaggioli , Estelle Maudet , Christophe Servan , Sylvain Peyronnet

Visual Place Recognition (VPR) aims to estimate the location of an image by treating it as a retrieval problem. VPR uses a database of geo-tagged images and leverages deep neural networks to extract a global representation, called…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Mattia Dutto , Gabriele Berton , Debora Caldarola , Eros Fanì , Gabriele Trivigno , Carlo Masone

Structural locality is a ubiquitous feature of real-world datasets, wherein data points are organized into local hierarchies. Some examples include topical clusters in text or project hierarchies in source code repositories. In this paper,…

Computation and Language · Computer Science 2022-02-02 Frank F. Xu , Junxian He , Graham Neubig , Vincent J. Hellendoorn

Worldwide visual geo-localization aims to determine the geographic location of an image anywhere on Earth using only its visual content. Despite recent progress, learning expressive representations of geographic space remains challenging…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Angel Daruna , Nicholas Meegan , Han-Pang Chiu , Supun Samarasekera , Rakesh Kumar

Determining the geographic focus of digital media is an essential first step for modern geographic information retrieval. However, publicly-visible location annotations are remarkably sparse in online data. In this work, we demonstrate a…

Social and Information Networks · Computer Science 2014-06-11 Ryan Compton , Matthew S. Keegan , Jiejun Xu

Biases in large-scale image datasets are known to influence the performance of computer vision models as a function of geographic context. To investigate the limitations of standard Internet data collection methods in low- and middle-income…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Keziah Naggita , Julienne LaChance , Alice Xiang

We introduce a model for bidirectional retrieval of images and sentences through a multi-modal embedding of visual and natural language data. Unlike previous models that directly map images or sentences into a common embedding space, our…

Computer Vision and Pattern Recognition · Computer Science 2014-06-24 Andrej Karpathy , Armand Joulin , Li Fei-Fei

Images of scenes have various objects as well as abundant attributes, and diverse levels of visual categorization are possible. A natural image could be assigned with fine-grained labels that describe major components, coarse-grained labels…

Computer Vision and Pattern Recognition · Computer Science 2016-10-25 Hexiang Hu , Guang-Tong Zhou , Zhiwei Deng , Zicheng Liao , Greg Mori