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LARC Research Publications

The collection contains the publications by the researchers associated with the Living Analytics Research Centre (LARC). Established since 2011, LARC aims to innovate new technologies and software platforms that are relevant to Singapore’s Smart Nation efforts. LARC research areas include urban sensing with interactions with urban services, social sensing with gathering of data from social media, personal apps and devices, socio-physical analytics, and social activation.

Submissions from 2022 2022

Towards an optimal bus frequency scheduling: When the waiting time matters, Songsong MO, Zhifeng BAO, Baihua ZHENG, and Zhiyong PENG Journal Article

Extract human mobility patterns powered by City Semantic Diagram, Zhangqing SHAN, Weiwei SHAN, and Baihua ZHENG Journal Article

Submissions from 2021 2021

A patience-aware recommendation scheme for shared accounts on mobile devices, Kaili MAO, Jianwei NIU, Xuefeng LIU, Shaojie TANG, Lizi LIAO, and Tat-Seng CHUA Journal Article

Expediting the accuracy-improving process of SVMs for class imbalance learning, Bin CAO, Yuqi LIU, Chenyu HOU, Jing FAN, Baihua ZHENG, and Jianwei JIN Journal Article

On predicting personal values of social media users using community-specific language features and personal value correlation, Amila SILVA, Pei Chi LO, and Ee-Peng LIM Conference Proceeding Article

Leveraging multiple relations for fashion trend forecasting based on social media, Yujuan DING, Yunshan MA, Lizi LIAO, Wai Keung WONG, and Tat-Seng CHUA Journal Article

TRIPDECODER: Study travel time attributes and route preferences of metro systems from smart card data, Xiancai TIAN, Baihua ZHENG, Yazhe WANG, Hsao-Ting HUANG, and Chih-Cheng HUNG Journal Article

ENCONTER: Entity constrained progressive sequence generation via insertion-based transformer, Lee Hsun HSIEH, Yang Yin LEE, and Ee-Peng LIM Conference Proceeding Article

Practical server-side WiFi-based indoor localization: Addressing cardinality & outlier challenges for improved occupancy estimation, Anuradha RAVI and Archan MISRA Journal Article

All the wiser: Fake news intervention using user reading preferences, Kuan Chieh LO, Shih Chieh DAI, Aiping XIONG, Jing JIANG, and Lun Wei KU Conference Proceeding Article

Improving multi-hop knowledge base question answering by learning intermediate supervision signals, Gaole HE, Yunshi LAN, Jing JIANG, Wayne Xin ZHAO, and Ji Rong WEN Conference Proceeding Article

Structurally enriched entity mention embedding from semi-structured textual content, Lee Hsun HSIEH, Yang Yin LEE, and Ee-Peng LIM Conference Proceeding Article

Submissions from 2020 2020

Jointly optimizing sensing pipelines for multimodal mixed reality interaction, Darshana RATHNAYAKE, Ashen DE SILVA, Dasun PUWAKDANDAWA, Lakmal MEEGAHAPOLA, Archan MISRA, and Indika PERERA Conference Proceeding Article

Robust, fine-grained occupancy estimation via combined camera & WiFi indoor localization, Anuradha RAVI and Archan MISRA Conference Proceeding Article

ERICA: Enabling real-time mistake detection and corrective feedback for free-weights exercises, Meeralakshmi RADHAKRISHNAN, Darshana RATHNAYAKE, Koon Han ONG, Inseok HWANG, and Archan MISRA Conference Proceeding Article

Foodbot: A goal-oriented just-in-time healthy eating interventions chatbot, Philips Kokoh PRASETYO, Palakorn ACHANANUPARP, and Ee-peng LIM Conference Proceeding Article

Querying recurrent convoys over trajectory data, Munkh-Erdene YADAMJAV, Zhifeng BAO, Baihua ZHENG, Farhana M. CHOUDHURY, and Hanan SAMET Journal Article

Next-term grade prediction: A machine learning approach, Audrey Tedja WIDJAJA, Lei WANG, Nghia TRUONG TRONG, Aldy GUNAWAN, and Ee-peng LIM Conference Proceeding Article

RecipeGPT: Generative pre-training based cooking recipe generation and evaluation system, Helena Huey Chong LEE, Ke SHU, Palakorn ACHANANUPARP, Philips Kokoh PRASETYO, Yue LIU, Ee-peng LIM, and Lav R. VARSHNEY Conference Proceeding Article

Submissions from 2019 2019

Characterizing and predicting repeat food consumption behavior for just-in-time interventions, Yue LIU, Helena Huey Chong LEE, Palakorn ACHANANUPARP, Ee-peng LIM, Tzu-Ling CHENG, and Shou-De LIN Conference Proceeding Article

Knowledge base question answering with a matching-aggregation model and question-specific contextual relations, Yunshi LAN, Shuohang WANG, and Jing JIANG Journal Article

One-class order embedding for dependency relation prediction, Meng-Fen CHIANG, Ee-peng LIM, Wang-Chien LEE, Xavier Jayaraj Siddarth ASHOK, and Philips Kokoh PRASETYO Conference Proceeding Article

Learning cross-modal embeddings with adversarial networks for cooking recipes and food images, Hao WANG, Doyen SAHOO, Chenghao LIU, Ee-Peng LIM, and Steven C. H. HOI Conference Proceeding Article

Design and assessment of myoelectric games for prosthesis training of upper limb amputees, MEERALAKSHMI RADHAKRISHNAN, Asim SMAILAGIC, Brian FRENCH, Daniel P. SIEWIOREK, and Rajesh Krishna BALAN Conference Proceeding Article

Fine-grained geolocation of tweets in temporal proximity, Wen Haw CHONG and Ee Peng LIM Journal Article

Submissions from 2018 2018

JobSense: A data-driven career knowledge exploration framework and system, Xavier Jayaraj Siddarth ASHOK, Ee-peng LIM, and Philips Kokoh PRASETYO Conference Proceeding Article

Linky: Visualizing user identity linkage results for multiple online social networks (Demo), Roy Ka-Wei LEE, Ming Shan HEE, Philips Kokoh PRASETYO, and Ee-Peng LIM Conference Proceeding Article

Traffic-Cascade: Mining and visualizing lifecycles of traffic congestion events using public bus trajectories, Agus Trisnajaya KWEE, Meng-Fen CHIANG, Philips Kokoh PRASETYO, and Ee-peng LIM Conference Proceeding Article

Understanding the effects of taxi ride-sharing: A case study of Singapore, Yazhe WANG, Baihua ZHENG, and Ee peng LIM Journal Article

Predicting episodes of non-conformant mobility in indoor environments, Kasthuri JAYARAJAH and Archan MISRA Journal Article

Attributed social network embedding, Lizi LIAO, Xiangnan HE, Hanwang ZHANG, and Tat-Seng CHUA Journal Article

Do your friends make you buy this brand?: Modeling social recommendation with topics and brands, Minh Duc LUU and Ee Peng LIM Journal Article

Scalable urban mobile crowdsourcing: Handling uncertainty in worker movement, Shih-Fen CHENG, Cen CHEN, Thivya KANDAPPU, Hoong Chuin LAU, Archan MISRA, Nikita JAIMAN, Randy Tandriansyah DARATAN, and Desmond KOH Journal Article

Sparse Passive-Aggressive learning for bounded online kernel methods, Jing LU, Doyen SAHOO, Peilin ZHAO, and Steven C. H. HOI Journal Article

Submissions from 2017 2017

Large scale kernel methods for online AUC maximization, Yi DING, Chenghao LIU, Peilin ZHAO, and Steven C. H. HOI Conference Proceeding Article

Large-scale online feature selection for ultra-high dimensional sparse data, Yue WU, Steven C. H. HOI, Tao MEI, and Nenghai YU Journal Article

COMPRESS: A comprehensive framework of trajectory compression in road networks, Yunheng HAN, Weiwei SUN, and Baihua ZHENG Journal Article

Exploiting contextual information for fine-grained tweet geolocation, Wen Haw CHONG and Ee Peng LIM Conference Proceeding Article

Submissions from 2016 2016

An agent-based approach to human migration movement, Larry LIN, Kathleen M. CARLEY, and Shih-Fen CHENG Conference Proceeding Article

Orienteering Problem: A survey of recent variants, solution approaches and applications, Aldy GUNAWAN, Hoong Chuin LAU, and Pieter VANSTEENWEGEN Journal Article

Attractiveness versus competition: Towards an unified model for user visitation, Thanh-Nam DOAN and Ee-Peng LIM Conference Proceeding Article

Tracking virality and susceptibility in social media, Tuan Anh HOANG and Ee-Peng LIM Conference Proceeding Article

An intelligent system for personalized conference event recommendation and scheduling, Aldy GUNAWAN, Hoong Chuin LAU, Pradeep VARAKANTHAM, and Wenjie WANG Conference Proceeding Article

Extracting Food Substitutes From Food Diary via Distributional Similarity, Palakorn ACHANANUPARP and Ingmar WEBER Conference Paper

TASKer: Behavioral insights via campus-based experimental mobile crowd-sourcing, Thivya KANDAPPU, Nikita JAIMAN, Randy Tandriansyah DARATAN, Archan MISRA, Shih-Fen CHENG, Cen CHEN, Hoong Chuin LAU, Deepthi CHANDER, and Koustuv DASGUPTA Conference Proceeding Article

A fast algorithm for personalized travel planning recommendation, Aldy GUNAWAN, Hoong Chuin LAU, and Kun LU Conference Proceeding Article

Enhancing local search with adaptive operator ordering and its application to the time dependent orienteering problem, Aldy GUNAWAN, Hoong Chuin LAU, and Kun LU Conference Proceeding Article

Extending the network: The influence of offline friendship on Twitter network, Young Soo KIM, Kyungsub Stephen CHOI, and FELICIA NATALI Conference Proceeding Article

A Learning-to-Rank Based Fault Localization Approach using Likely Invariants, Tien-Duy B. LE, David LO, Claire LE GOUES, and Lars GRUNSKE Conference Proceeding Article

Robust Repositioning to Counter Unpredictable Demand in Bike Sharing Systems, Supriyo GHOSH, Michael TRICK, and Pradeep VARAKANTHAM Conference Proceeding Article

Where is the goldmine? Finding promising business locations through Facebook data analytics, Jovian LIN, Richard OENTARYO, Ee-peng LIM, Casey VU, Adrian VU, and Agus Kwee Conference Proceeding Article

Designing and comparing multiple portfolios of parameter configurations for online algorithm selection, Aldy GUNAWAN, Hoong Chuin LAU, and Mustafa MISIR Conference Proceeding Article

Robust Partial Order Schedules for RCPSP/max with Durational Uncertainty, Na FU, Pradeep VARAKANTHAM, and Hoong Chuin LAU Conference Proceeding Article

Strategic Planning for Setting up Base Stations In Emergency Medical Systems, Supriyo GHOSH and Pradeep VARAKANTHAM Conference Proceeding Article

On Unravelling Opinions of Issue Specific-Silent Users in Social Media, Wei GONG, Ee-Peng LIM, Feida ZHU, and Pei Hua CHER Conference Proceeding Article

A business zone recommender system based on Facebook and urban planning data, Jovian LIN, Richard Jayadi OENTARYO, Ee Peng LIM, Casey VU, Adrian Wei Liang VU, and Philips Kokoh and PRASETYO Conference Proceeding Article

Campus-scale Mobile Crowd-tasking: Deployment and Behavioral Insights, Thivya KANDAPPU, Archan MISRA, Shih-Fen CHENG, Nikita JAIMAN, Randy TANDRIANSIYAH, Cen CHEN, Hoong Chuin LAU, Deepthi CHANDER, and Koustuv DASGUPTA Conference Proceeding Article

A proactive sampling approach to project scheduling under uncertainty, Pradeep VARAKANTHAM, Na FU, and Hoong Chuin LAU Conference Proceeding Article

Demo: Smartwatch based food diary and eating analytics, Sougata SEN, Vigneshwaran SUBBARAJU, Archan MISRA, Youngki LEE, and Rajesh Krishna BALAN Conference Proceeding Article

Experience Me! The Impact of Content Sampling Strategies on the Marketing of Digital Entertainment Goods, Ai Phuong HOANG and Robert J. KAUFFMAN Conference Proceeding Article

Friendship maintenance and prediction in multiple social networks, Roy Ka-Wei LEE and Ee-Peng LIM Conference Proceeding Article

Investigating the influence of offline friendship on Twitter networking behaviors, Young Soo KIM, Felicia NATALI, Feida ZHU, and Ee-Peng LIM Conference Proceeding Article

Posting Topics ≠ Reading Topics: On Discovering Posting and Reading Topics in Social Media, Wei GONG, Ee-peng LIM, and Feida ZHU Conference Proceeding Article

Submissions from 2015 2015

Building Crowd Movement Model Using Sample-Based Mobility Survey, Larry J. J. LIN, Shih-Fen CHENG, and Hoong Chuin LAU Conference Proceeding Article

Differentially Private Subspace Clustering, Yining WANG, Yu-Xiang WANG, and Aarti SINGH Conference Proceeding Article

On neighborhood effects in location-based social networks, Thanh-Nam DOAN, Freddy Chong-Tat CHUA, and Ee-Peng LIM Conference Proceeding Article

Modelling cascades over time in microblogs, Xie WEI, Feida ZHU, Siyuan LIU, and Ke WANG Conference Proceeding Article

Where are the passengers? A Grid-Based Gaussian Mixture Model for taxi bookings, Meng-Fen CHIANG, Tuan Anh HOANG, and Ee-Peng LIM Conference Proceeding Article

What's Hot in Software Engineering Twitter Space?, ABHISHEK SHARMA, TIAN YUAN, and David LO Conference Proceeding Article

Designing bus transit services for routine crowd situations at large event venues, Jianli DU, Shih-Fen CHENG, and Hoong Chuin LAU Conference Proceeding Article

Latent Factors Meet Homophily in Diffusion Modelling, Duc Minh LUU and Ee-peng LIM Conference Proceeding Article

Maximum Rank Query, Kyriakos MOURATIDIS, Jilian ZHANG, and Hwee Hwa PANG Conference Proceeding Article

Mining Revenue-Maximizing Bundling Configuration, Loc DO, Hady Wirawan LAUW, and Ke WANG Conference Proceeding Article

Event detection: Exploiting socio-physical interactions in physical spaces, Kasthuri JAYARAJAH, Archan MISRA, Xiao-Wen RUAN, and Ee-peng LIM Conference Proceeding Article

On mining lifestyles from user trip data, Meng-Fen CHIANG and Ee-peng LIM Conference Proceeding Article

SAILS: Hybrid algorithm for the Team Orienteering Problem with Time Windows, Aldy GUNAWAN, Hoong Chuin LAU, and Kun LU Conference Proceeding Article

Predicting bundles of spatial locations from learning revealed preference data, Truc Viet LE, Siyuan LIU, Hoong Chuin LAU, and Ramayya KRISHNAN Conference Proceeding Article

An iterated local search algorithm for solving the Orienteering Problem with Time Windows, Aldy GUNAWAN, Hoong Chuin LAU, and Kun LU Conference Proceeding Article

Chalk and cheese in Twitter: Discriminating personal and organization accounts, Richard Jayadi OENTARYO, Jia-Wei LOW, and Ee Peng LIM Conference Proceeding Article

Exploring discriminative features for anomaly detection in public spaces, Shriguru NAYAK, Archan MISRA, Kasthuri JEYARAJAH, Philips Kokoh PRASETYO, and Ee-peng LIM Conference Proceeding Article

Measuring user influence, susceptibility and cynicalness in sentiment diffusion, Roy Ka-Wei LEE and Ee Peng LIM Conference Proceeding Article

Mining Business Competitiveness from User Visitation Data, DOAN THANH NAM, Freddy Chong Tat CHUA, and Ee-peng LIM Conference Proceeding Article

NIRMAL: Automatic Identification of Software Relevant Tweets Leveraging Language Model, Abishek SHARMA, Yuan TIAN, and David LO Conference Proceeding Article

Prediction of venues in foursquare using flipped topic models, Wen Haw CHONG, Bing Tian DAI, and Ee Peng LIM Conference Proceeding Article

Algorithm Selection via Ranking, Jayadi Oentaryo Richard, Handoko Stephanus Daniel, and Hoong Chuin LAU Conference Proceeding Article

Are features equally representative? A feature-centric recommendation, Chenyi ZHANG, Ke WANG, Ee-peng LIM, Qinneng XU, Jianling SUN, and Hongkun YU Conference Proceeding Article

Recovering Household Preferences for Digital Entertainment, Jin LI, Zhiling GUO, and Robert J. KAUFFMAN Conference Proceeding Article

Risk based Optimization for Improving Emergency Medical Systems, Sandhya SAISUBRAMANIAN, Pradeep VARAKANTHAM, and Hoong Chuin LAU Conference Proceeding Article

Submissions from 2014 2014

Probabilistic Latent Document Network Embedding, Tuan M. V. LE and Hady W. LAUW Conference Proceeding Article

Second Order-Response Surface Model for the Automated Parameter Tuning Problem, Aldy GUNAWAN and Hoong Chuin LAU Conference Proceeding Article

Dynamic Clustering of Contextual Multi-Armed Bandits, Trong T. NGUYEN and Hady W. LAUW Conference Proceeding Article

On joint modeling of Topical Communities and Personal Interest in microblogs, Tuan-Anh HOANG and Ee Peng LIM Conference Proceeding Article

An Exploratory Study on Software Microblogger Behaviors, Yuan Tian and David LO Conference Proceeding Article

A study of age gaps between online friends, Lizi LIAO, Jing JIANG, Ee Peng LIM, and Heyan HUANG Conference Proceeding Article

Exploring Variety Seeking Behavior in Mobile Users, Kasthuri JAYARAJAH, Robert J. KAUFFMAN, and Archan MISRA Conference Proceeding Article

Interestingness-Driven Diffussion Process Summarization in Dynamic Networks, Qiang Qu, Siyuan Liu, Christian Jensen, Feida ZHU, and Christos Faloutsos Conference Proceeding Article

PrivateDroid: Private Browsing Mode for Android, SU MON KYWE, Christopher LANDIS, Yutong PEI, Justin SATTERFIELD, Yuan TIAN, and Patrick TAGUE Conference Proceeding Article

A mathematical model and metaheuristics for Time Dependent Orienteering Problem, Aldy GUNAWAN, Zhi YUAN, and Hoong Chuin LAU Conference Proceeding Article

Diversified Social Influence Maximization, Fangshuang Tang, Qi Liu, Hengshu Zhu, Enhong Chen, and Feida ZHU Conference Proceeding Article

Diversity-Oriented Bi-Objective Hyper-heuristics for Patrol Scheduling, Mustafa MISIR and Hoong Chuin LAU Conference Proceeding Article