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相关论文: An Analysis of Human-centered Geolocation

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The personal photos captured and submitted by users on social networks can provide several interesting insights about the location of the user, which is a key indicator of their daily activities. This information is invaluable for security…

社会与信息网络 · 计算机科学 2021-09-09 Yonghao Shi , Gueltoum Bendiab , Stavros Shiaeles , Nick Savage

Convolutional Neural Networks (CNN) possess many positive qualities when it comes to spatial raster data. Translation invariance enables CNNs to detect features regardless of their position in the scene. However, in some domains, like…

机器学习 · 计算机科学 2020-07-13 Arnas Uselis , Mantas Lukoševičius , Lukas Stasytis

Reliable image geolocation is crucial for several applications, ranging from social media geo-tagging to fake news detection. State-of-the-art geolocation methods surpass human performance on the task of geolocation estimation from images.…

计算机视觉与模式识别 · 计算机科学 2021-11-24 Apostolos Panagiotopoulos , Giorgos Kordopatis-Zilos , Symeon Papadopoulos

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…

计算与语言 · 计算机科学 2018-11-20 Konstantinos Pappas , Mahmoud Azab , Rada Mihalcea

The vast amount of geo-tagged social images has attracted great attention in research of predicting location using the plentiful content of images, such as visual content and textual description. Most of the existing researches use the…

信息检索 · 计算机科学 2015-05-18 Xiaoming Zhang , Zhoujun Li , Senzhang Wang , Yang Yang , Xueqiang Lv

The way people look in terms of facial attributes (ethnicity, hair color, facial hair, etc.) and the clothes or accessories they wear (sunglasses, hat, hoodies, etc.) is highly dependent on geo-location and weather condition, respectively.…

计算机视觉与模式识别 · 计算机科学 2016-06-24 Jing Wang , Yu Cheng , Rogerio Schmidt Feris

Twitter is often used in quantitative studies that identify geographically-preferred topics, writing styles, and entities. These studies rely on either GPS coordinates attached to individual messages, or on the user-supplied location field…

计算与语言 · 计算机科学 2015-08-25 Umashanthi Pavalanathan , Jacob Eisenstein

Visual fashion analysis has attracted many attentions in the recent years. Previous work represented clothing regions by either bounding boxes or human joints. This work presents fashion landmark detection or fashion alignment, which is to…

计算机视觉与模式识别 · 计算机科学 2016-08-11 Ziwei Liu , Sijie Yan , Ping Luo , Xiaogang Wang , Xiaoou Tang

Accurate estimation of user location is important for many online services. Previous neural network based methods largely ignore the hierarchical structure among locations. In this paper, we propose a hierarchical location prediction neural…

社会与信息网络 · 计算机科学 2019-10-30 Binxuan Huang , Kathleen M. Carley

Estimating the location where an image was taken based solely on the contents of the image is a challenging task, even for humans, as properly labeling an image in such a fashion relies heavily on contextual information, and is not as…

计算机视觉与模式识别 · 计算机科学 2017-12-29 Jesse M. Johns , Jeremiah Rounds , Michael J. Henry

Over the last few decades, psychologists have developed sophisticated formal models of human categorization using simple artificial stimuli. In this paper, we use modern machine learning methods to extend this work into the realm of…

计算机视觉与模式识别 · 计算机科学 2017-11-15 Ruairidh M. Battleday , Joshua C. Peterson , Thomas L. Griffiths

Analyzing fashion trends is essential in the fashion industry. Current fashion forecasting firms, such as WGSN, utilize the visual information from around the world to analyze and predict fashion trends. However, analyzing fashion trends is…

计算机视觉与模式识别 · 计算机科学 2020-05-05 Mengyun Shi , Van Dyk Lewis

Researchers are constantly leveraging new forms of data with the goal of understanding how people perceive the built environment and build the collective place identity of cities. Latest advancements in generative artificial intelligence…

机器学习 · 计算机科学 2023-06-09 Kee Moon Jang , Junda Chen , Yuhao Kang , Junghwan Kim , Jinhyung Lee , Fábio Duarte

Different people and cultures associate different emotional states to different parts and spaces of cities. These vary according to individuals, their cultures and also to the time of day, day of week, season, special occasions and more.…

人机交互 · 计算机科学 2014-12-19 Salvatore Iaconesi , Oriana Persico

In this paper, we demonstrate the possibility of predicting people's hometowns by using their geotagged photos posted on Flickr website. We employ Kruskal's algorithm to cluster photos taken by a user and predict the user's hometown. Our…

社会与信息网络 · 计算机科学 2012-02-17 Kazem Jahanbakhsh , Valerie King , Gholamali C. Shoja

Perceiving humans in the context of Intelligent Transportation Systems (ITS) often relies on multiple cameras or expensive LiDAR sensors. In this work, we present a new cost-effective vision-based method that perceives humans' locations in…

计算机视觉与模式识别 · 计算机科学 2021-05-04 Lorenzo Bertoni , Sven Kreiss , Alexandre Alahi

This article is a sequel to our earlier work [25]. The main objective of our research is to explore the potential of supervised machine learning in face-induced social computing and cognition, riding on the momentum of much heralded…

计算机视觉与模式识别 · 计算机科学 2016-12-26 Xiaolin Wu , Xi Zhang , Chang Liu

We propose to implicitly learn to extract geo-temporal image features, which are mid-level features related to when and where an image was captured, by explicitly optimizing for a set of location and time estimation tasks. To train our…

计算机视觉与模式识别 · 计算机科学 2019-09-18 Menghua Zhai , Tawfiq Salem , Connor Greenwell , Scott Workman , Robert Pless , Nathan Jacobs

We demonstrate how language can improve geolocation: the task of predicting the location where an image was taken. Here we study explicit knowledge from human-written guidebooks that describe the salient and class-discriminative visual…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Grace Luo , Giscard Biamby , Trevor Darrell , Daniel Fried , Anna Rohrbach

Safety perception measurement has been a subject of interest in many cities of the world. This is due to its social relevance, and to its effect on some local economic activities. Even though people safety perception is a subjective topic,…

计算机视觉与模式识别 · 计算机科学 2019-02-20 Sergio Acosta , Jorge E. Camargo