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In this paper, we focus on the problem of modeling dynamic geo-human interactions in streams for online POI recommendations. Specifically, we formulate the in-stream geo-human interaction modeling problem into a novel deep interactive…

Information Retrieval · Computer Science 2022-10-14 Dongjie Wang , Kunpeng Liu , Hui Xiong , Yanjie Fu

Recognizing toponyms and resolving them to their real-world referents is required for providing advanced semantic access to textual data. This process is often hindered by the high degree of variation in toponyms. Candidate selection is the…

Computation and Language · Computer Science 2020-09-23 Mariona Coll Ardanuy , Kasra Hosseini , Katherine McDonough , Amrey Krause , Daniel van Strien , Federico Nanni

Next Point-of-Interest (POI) recommendation is a fundamental task in location-based services. While recent advances leverage Large Language Model (LLM) for sequential modeling, existing LLM-based approaches face two key limitations: (i)…

Information Retrieval · Computer Science 2025-12-09 Dongsheng Wang , Shen Gao , Chengrui Huang , Yuxi Huang , Ruixiang Feng , Shuo Shang

We introduce deep learning models to the two most important stages in product search at JD.com, one of the largest e-commerce platforms in the world. Specifically, we outline the design of a deep learning system that retrieves semantically…

Information Retrieval · Computer Science 2021-03-25 Rui Li , Yunjiang Jiang , Wenyun Yang , Guoyu Tang , Songlin Wang , Chaoyi Ma , Wei He , Xi Xiong , Yun Xiao , Eric Yihong Zhao

Point of interest (POI) data provide digital representations of places in the real world, and have been increasingly used to understand human-place interactions, support urban management, and build smart cities. Many POI datasets have been…

Computers and Society · Computer Science 2023-10-25 Kai Sun , Yingjie Hu , Yue Ma , Ryan Zhenqi Zhou , Yunqiang Zhu

With the rapid growth of web images, hashing has received increasing interests in large scale image retrieval. Research efforts have been devoted to learning compact binary codes that preserve semantic similarity based on labels. However,…

Computer Vision and Pattern Recognition · Computer Science 2015-04-21 Fang Zhao , Yongzhen Huang , Liang Wang , Tieniu Tan

Many services that perform information retrieval for Points of Interest (POI) utilize a Lucene-based setup with spatial filtering. While this type of system is easy to implement it does not make use of semantics but relies on direct word…

Artificial Intelligence · Computer Science 2018-10-08 Gengchen Mai , Krzysztof Janowicz , Cheng He , Sumang Liu , Ni Lao

Textual queries are largely employed in information retrieval to let users specify search goals in a natural way. However, differences in user and system terminologies can challenge the identification of the user's information needs, and…

Information Retrieval · Computer Science 2020-03-31 Noemi Mauro , Liliana Ardissono , Adriano Savoca

As a key task of question answering, question retrieval has attracted much attention from the communities of academia and industry. Previous solutions mainly focus on the translation model, topic model, and deep learning techniques.…

Information Retrieval · Computer Science 2023-02-17 Li Chong , Denghao Ma , Yueguo Chen

Natural language sentence matching is the task of comparing two sentences and identifying the relationship between them.It has a wide range of applications in natural language processing tasks such as reading comprehension, question and…

Computation and Language · Computer Science 2022-03-22 Kexin Jiang , Yahui Zhao , Rongyi Cui , Zhenguo Zhang

Our goal is to answer real-world tourism questions that seek Points-of-Interest (POI) recommendations. Such questions express various kinds of spatial and non-spatial constraints, necessitating a combination of textual and spatial…

Artificial Intelligence · Computer Science 2021-06-08 Danish Contractor , Shashank Goel , Mausam , Parag Singla

With the rapid growth of internet technologies, Web has become a huge repository of information and keeps growing exponentially under no editorial control. However the human capability to read, access and understand Web content remains…

Databases · Computer Science 2011-11-11 C. Ramesh , K. V. Chalapati Rao , A. Govardhan

As the popularity of Location-based Social Networks (LBSNs) increases, designing accurate models for Point-of-Interest (POI) recommendation receives more attention. POI recommendation is often performed by incorporating contextual…

Information Retrieval · Computer Science 2022-01-21 Hossein A. Rahmani , Mohammad Aliannejadi , Mitra Baratchi , Fabio Crestani

Recently, a new paradigm called Differentiable Search Index (DSI) has been proposed for document retrieval, wherein a sequence-to-sequence model is learned to directly map queries to relevant document identifiers. The key idea behind DSI is…

Information Retrieval · Computer Science 2023-05-25 Yubao Tang , Ruqing Zhang , Jiafeng Guo , Jiangui Chen , Zuowei Zhu , Shuaiqiang Wang , Dawei Yin , Xueqi Cheng

We study the problem of semantic matching in product search, that is, given a customer query, retrieve all semantically related products from the catalog. Pure lexical matching via an inverted index falls short in this respect due to…

Information Retrieval · Computer Science 2019-07-02 Priyanka Nigam , Yiwei Song , Vijai Mohan , Vihan Lakshman , Weitian , Ding , Ankit Shingavi , Choon Hui Teo , Hao Gu , Bing Yin

This paper investigates contextual word representation models from the lens of similarity analysis. Given a collection of trained models, we measure the similarity of their internal representations and attention. Critically, these models…

Computation and Language · Computer Science 2020-05-05 John M. Wu , Yonatan Belinkov , Hassan Sajjad , Nadir Durrani , Fahim Dalvi , James Glass

Digital maps are commonly used across the globe for exploring places that users are interested in, commonly referred to as points of interest (PoI). In online food delivery platforms, PoIs could represent any major private compounds where…

Machine Learning · Computer Science 2021-09-10 Abhinav Ganesan , Anubhav Gupta , Jose Mathew

Semantic matching is of central importance to many natural language tasks \cite{bordes2014semantic,RetrievalQA}. A successful matching algorithm needs to adequately model the internal structures of language objects and the interaction…

Computation and Language · Computer Science 2015-03-12 Baotian Hu , Zhengdong Lu , Hang Li , Qingcai Chen

Safety-critical applications require transparency in artificial intelligence (AI) components, but widely used convolutional neural networks (CNNs) widely used for perception tasks lack inherent interpretability. Hence, insights into what…

Computer Vision and Pattern Recognition · Computer Science 2023-06-28 Georgii Mikriukov , Gesina Schwalbe , Christian Hellert , Korinna Bade

In this paper, we present an architecture executing a complex machine learning model such as a neural network capturing semantic similarity between a query and a document; and deploy to a real-world production system serving 500M+users. We…

Information Retrieval · Computer Science 2018-06-07 Rohan Ramanath , Gungor Polatkan , Liqin Xu , Harold Lee , Bo Hu , Shan Zhou