159 Hits in 4.7 sec

Store Location Selection via Mining Search Query Logs of Baidu Maps [article]

Mengwen Xu, Tianyi Wang, Zhengwei Wu, Jingbo Zhou, Jian Li, Haishan Wu
2016 arXiv   pre-print
In this paper, we propose a Demand Distribution Driven Store Placement (D3SP) framework for business store placement by mining search query data from Baidu Maps.  ...  D3SP first detects the spatial-temporal distributions of customer demands on different business services via query data from Baidu Maps, the largest online map search engine in China, and detects the gaps  ...  The data sets include map query data, POI data and WiFi Connection data. Location query data from Baidu Maps.  ... 
arXiv:1606.03662v1 fatcat:wz7v3lkdbnaoxny244zxfiqhfq

Measuring economic activity in China with mobile big data

Lei Dong, Sicong Chen, Yunsheng Cheng, Zhengwei Wu, Chao Li, Haishan Wu
2017 EPJ Data Science  
Second, we advance the estimation of offline store foot traffic via location search data derived from Baidu Maps, which is then applied to predict Apple's revenues in China and to accurately detect box-office  ...  Emerging trends in the use of smartphones, online mapping applications, and social media, in addition to the geo-located data they generate, provide opportunities to trace users' socio-economic activities  ...  claims in published maps and institutional affiliations.  ... 
doi:10.1140/epjds/s13688-017-0125-5 fatcat:z2atw5s2oba6xg2k76bkpz6cie

Polestar: An Intelligent, Efficient and National-Wide Public Transportation Routing Engine [article]

Hao Liu, Ying Li, Yanjie Fu, Huaibo Mei, Jingbo Zhou, Xu Ma, Hui Xiong
2020 arXiv   pre-print
Indeed, in early 2019, Polestar has been deployed on Baidu Maps, one of the world's largest map services.  ...  To date, Polestar is servicing over 330 cities, answers over a hundred millions of queries each day, and achieves substantial improvement of user click ratio.  ...  . ery log data captures user interactions with Baidu Maps.  ... 
arXiv:2007.07195v1 fatcat:yzsul3krv5hq3gfnxs5iknfxbi

Quantifying Asymmetric Semantic Relations from Query Logs by Resource Allocation [chapter]

Zhiyuan Liu, Yabin Zheng, Maosong Sun
2009 Lecture Notes in Computer Science  
We verify the validity of the method with query logs from Chinese search engine Sogou.  ...  Firstly, we construct a query-URL bipartite network from query logs of search engine. By BNRA, we extract asymmetric semantic relations between queries from the bipartite network.  ...  Search behavior of most users, including query submissions and URL selections, are meaningful.  ... 
doi:10.1007/978-3-642-01307-2_25 fatcat:yyx6z2vc6jd2jpla2o44osabzq

Towards Identifying and Reducing the Bias of Disease Information Extracted from Search Engine Data

Da-Cang Huang, Jin-Feng Wang, Ji-Xia Huang, Daniel Z. Sui, Hong-Yan Zhang, Mao-Gui Hu, Cheng-Dong Xu, Marcel Salathé
2016 PLoS Computational Biology  
To monitor search trends on Hand, Foot and Mouth Disease (HFMD) in Guangdong Province, China, we tested our approach by selecting 11 keywords from the Baidu index platform, a Chinese big data analyst similar  ...  These cities were found to be more stable with respect to search volume, and they were selected as sample cities in order to estimate the search volume of the entire province.  ...  Of all of the resources currently available, the use of search engine query data, which can be easily accessed through products such as Google Trends and the Baidu Index, is the most common method used  ... 
doi:10.1371/journal.pcbi.1004876 pmid:27271698 pmcid:PMC4894584 fatcat:lqjmsfncafhtjp6dhrbnbtdwby

Augmenting and structuring user queries to support efficient free-form code search

Raphael Sirres, Tegawendé F. Bissyandé, Dongsun Kim, David Lo, Jacques Klein, Kisub Kim, Yves Le Traon
2018 Empirical Software Engineering  
To instantiate this approach, we build GITSEARCH, a code search engine, on top of GitHub and Stack Overflow Q&A data.  ...  Source code terms such as method names and variable types are often different from conceptual words mentioned in a search query. This vocabulary mismatch problem can make code search inefficient.  ...  This work was supported by the Fonds National de la Recherche (FNR), Luxembourg, under projects RECOMMEND C15/IS/10449467, FIXPATTERN C15/IS/9964569, FNR-AFR PhD/11623818, and by the Singapore Ministry of  ... 
doi:10.1007/s10664-017-9544-y fatcat:7rdrrdw5xrdujgrnfsbolvbtoa

Intelligent Learning for Knowledge Graph towards Geological Data

Yueqin Zhu, Wenwen Zhou, Yang Xu, Ji Liu, Yongjie Tan
2017 Scientific Programming  
On the basis of natural language processing (NLP) and data mining (DM) algorithms, we analyze those key technologies for designing a KG towards geological data, including geological knowledge extraction  ...  , application system of KG towards geological data is constructed, and dynamic updating of the geological information is completed accordingly.  ...  Baidu Zhixin is a new generation of Baidu search engine technology based on its KG [12] .  ... 
doi:10.1155/2017/5072427 fatcat:6y2hd56sgjgshc7xbi7imo2o2i

External to internal search: Associating searching on search engines with searching on sites

Adan Ortiz-Cordova, Yanwu Yang, Bernard J. Jansen
2015 Information Processing & Management  
There are a total of 1,136,390 queries from all searches, of which 295,571 are external search queries and 840,819 are internal search queries.  ...  We categorize 295,571 search episodes composed of a query submitted to web search engines and the subsequent queries submitted to a single website search by the same users.  ...  We also thank the two anonymous reviewers for many, lengthy, and detailed suggestions, they the recommendations substantially improved both the content and presentation of the research presented in this  ... 
doi:10.1016/j.ipm.2015.06.009 fatcat:q7rn6igxu5e7bbkkvjmyosevr4

Extracting Textual Information from Google Using Wrapper Class

A. Muthusamy
2017 Advances in Networks  
The users provided with many tools for searching relevant information. Some of the searches include, Keyword searching, topic and subject browsing can help users to find relevant information quickly.  ...  In addition, Index search mechanisms allow the user to retrieve a set of relevant documents. Occasionally these search mechanisms are not sufficient.  ...  Search engine answer millions of queries every day.  ... 
doi:10.11648/ fatcat:f4dca22qvfdjliaevdbmq572se

An anonymous entropy-based location privacy protection scheme in mobile social networks

Lina Ni, Fulong Tian, Qinghang Ni, Yan Yan, Jinquan Zhang
2019 EURASIP Journal on Wireless Communications and Networking  
The K-DDCA algorithm employs anonymous entropy method to select user groups and construct anonymous regions which can guarantee the area of the anonymous region formed be moderate and the diversity of  ...  The popularization of mobile communication devices and location technology has spurred the increasing demand for location-based services (LBSs).  ...  The service provider receives the request and processes it to provide the user location-based services, such as Meituan WaiMai, Didi ChuXing, and BaiDu Map.  ... 
doi:10.1186/s13638-019-1406-4 fatcat:7tmqwmrnwvewvfjbixpcnuuadm

Towards building a scholarly big data platform: Challenges, lessons and opportunities

Zhaohui Wu, Jian Wu, Madian Khabsa, Kyle Williams, Hung-Hsuan Chen, Wenyi Huang, Suppawong Tuarob, Sagnik Ray Choudhury, Alexander Ororbia, Prasenjit Mitra, C. Lee Giles
2014 IEEE/ACM Joint Conference on Digital Libraries  
The core architecture of the platform is built on a secured private cloud; it crawls data using a scholarly focused crawler that leverages a dynamic scheduler, processes data by utilizing a map reduce  ...  based crawl-extraction-ingestion (CEI) workflow, and stores data in distributed repositories and databases.  ...  ANALYTICS Besides various services for mining scholarly information, we also provide analytic services regarding users, queries and logs.  ... 
doi:10.1109/jcdl.2014.6970157 dblp:conf/jcdl/WuWKWCHTCOMG14 fatcat:tjulib72yfcbbcoufyxcf37bwe

Social Search [chapter]

Peter Brusilovsky, Barry Smyth, Bracha Shapira
2018 Lecture Notes in Computer Science  
Today, most people find what they are looking for online by using search engines such as Google, Bing, or Baidu.  ...  The chapter begins by framing the social search landscape in terms of the sources of data available and the ways in which this can be leveraged before, during, and after search.  ...  [195] used query log data to build a topic map of a search space and used this map to augment search results with a set of related topics as the basis for further exploration.  ... 
doi:10.1007/978-3-319-90092-6_7 fatcat:ro6hjgwhgvgwrncakrpfv5brye

A review of data mining using big data in health informatics

Matthew Herland, Taghi M Khoshgoftaar, Randall Wald
2014 Journal of Big Data  
The basic goal of Health Informatics is to take in real world medical data from all levels of human existence to help advance our understanding of medicine and medical practice.  ...  However, there are a number of issues that arise when dealing with these vast quantities of data, especially how to analyze this data in a reliable manner.  ...  [5] developed a similar system using search query data, but this study uses search queries gathered from Baidu ( with the goal of tracking ILI epidemics across China.  ... 
doi:10.1186/2196-1115-1-2 fatcat:pwma52v3kreirknxkeentkmq6a

Harnessing the Power of the General Public for Crowdsourced Business Intelligence: A Survey

Bin Guo, Yan Liu, Yi Ouyang, Vincent W. Zheng, Daqing Zhang, Zhiwen Yu
2019 IEEE Access  
It also investigates novel application areas as well as the key challenges and techniques of CrowdBI. Furthermore, we make discussions about the future research directions of CrowdBI.  ...  [75] propose a Demand Distribution Driven Store Placement (D3SP) framework for store location selection via mining search query logs of Baidu Maps. 18 D3SP first identifies the spatial-temporal distributions  ...  of customer demands from map query data, and then determines candidate locations via clustering places that demands exceed supplies.  ... 
doi:10.1109/access.2019.2901027 fatcat:a5vz6vl7urckpdsreplkvjalea

Augmenting and structuring user queries to support efficient free-form code search

Raphael Sirres, Tegawendé F. Bissyandé, Dongsun Kim, David Lo, Jacques Klein, Kisub Kim, Yves Le Traon
2018 Proceedings of the 40th International Conference on Software Engineering - ICSE '18  
As in any search engine, the terms in a code search query must be mapped with an index built from the code.  ...  It is, however, challenging to locate relevant source code due to the enormous size of existing code repositories.  ...  We record improved MRR values of 0.94 and 0.90 with Task 1 and Task 2 respectively for GitSearch.  ... 
doi:10.1145/3180155.3182513 dblp:conf/icse/SirresBKLKKT18 fatcat:tscftjo2cfanta2dzypho5yjqe
« Previous Showing results 1 — 15 out of 159 results