Hiroyuki Toda

According to our database1, Hiroyuki Toda authored at least 75 papers between 2001 and 2021.

Collaborative distances:
  • Dijkstra number2 of five.
  • Erdős number3 of four.

Timeline

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Bibliography

2021
Parallel Sequential Random Embedding Bayesian Optimization.
SN Comput. Sci., 2021

Non-approximate Inference for Collective Graphical Models on Path Graphs via Discrete Difference of Convex Algorithm.
CoRR, 2021

Time-delayed collective flow diffusion models for inferring latent people flow from aggregated data at limited locations.
Artif. Intell., 2021

Price and Time Optimization for Utility-Aware Taxi Dispatching.
Proceedings of the PRICAI 2021: Trends in Artificial Intelligence, 2021

Dynamic Hawkes Processes for Discovering Time-evolving Communities' States behind Diffusion Processes.
Proceedings of the KDD '21: The 27th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, 2021

Effects of Personal Characteristics on Temporal Response Patterns in Ecological Momentary Assessments.
Proceedings of the Human-Computer Interaction - INTERACT 2021 - 18th IFIP TC 13 International Conference, Bari, Italy, August 30, 2021

Effects of Intervening Backwards from Goals to Improve Sleep Habits.
Proceedings of the UbiComp/ISWC '21: 2021 ACM International Joint Conference on Pervasive and Ubiquitous Computing and 2021 ACM International Symposium on Wearable Computers, 2021

Asterisk-Shaped Features for Tabular Data.
Proceedings of the CIKM '21: The 30th ACM International Conference on Information and Knowledge Management, Virtual Event, Queensland, Australia, November 1, 2021

Integrated Optimization of Bipartite Matching and Its Stochastic Behavior: New Formulation and Approximation Algorithm via Min-cost Flow Optimization.
Proceedings of the Thirty-Fifth AAAI Conference on Artificial Intelligence, 2021

2020
Evaluation of the Severity of Major Depression Using a Voice Index for Emotional Arousal.
Sensors, 2020

Probabilistic Optimal Transport based on Collective Graphical Models.
CoRR, 2020

Identifying Near-Miss Traffic Incidents in Event Recorder Data.
Proceedings of the Advances in Knowledge Discovery and Data Mining, 2020

Learning with Labeled and Unlabeled Multi-Step Transition Data for Recovering Markov Chain from Incomplete Transition Data.
Proceedings of the Twenty-Ninth International Joint Conference on Artificial Intelligence, 2020

Can Reinforcement Learning Lead to Healthy Life?: Simulation Study Based on User Activity Logs.
Proceedings of the 25th International Conference on Pattern Recognition, 2020

Censored Markov Decision Processes: A Framework for Safe Reinforcement Learning in Collaboration with External Systems.
Proceedings of the 59th IEEE Conference on Decision and Control, 2020

Exact and Efficient Inference for Collective Flow Diffusion Model via Minimum Convex Cost Flow Algorithm.
Proceedings of the Thirty-Fourth AAAI Conference on Artificial Intelligence, 2020

2019
Personalized Visited-POI Assignment to Individual Raw GPS Trajectories.
ACM Trans. Spatial Algorithms Syst., 2019

Marked Temporal Point Processes for Trip Demand Prediction in Bike Sharing Systems.
IEICE Trans. Inf. Syst., 2019

Coordinated Traffic Signal Control Via Bayesian Optimization for Hierarchical Conditional Spaces.
Proceedings of the 2019 Winter Simulation Conference, 2019

Spatially Aggregated Gaussian Processes with Multivariate Areal Outputs.
Proceedings of the Advances in Neural Information Processing Systems 32: Annual Conference on Neural Information Processing Systems 2019, 2019

Discrimination of Bipolar Disorders Using Voice.
Proceedings of the Pervasive Computing Paradigms for Mental Health, 2019

Deep Mixture Point Processes: Spatio-temporal Event Prediction with Rich Contextual Information.
Proceedings of the 25th ACM SIGKDD International Conference on Knowledge Discovery & Data Mining, 2019

Generalized Interval Valued Nonnegative Matrix Factorization.
Proceedings of the IEEE International Conference on Acoustics, 2019

Identifying self-changeable actions toward regulating rhythm of daily life.
Proceedings of the 2019 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2019 ACM International Symposium on Wearable Computers, 2019

Predicting Traffic Accidents with Event Recorder Data.
Proceedings of the 3rd ACM SIGSPATIAL International Workshop on Prediction of Human Mobility, 2019

People Flow Prediction by Multi-Agent Simulator.
Proceedings of the IEEE International Conference on Big Data and Smart Computing, 2019

Efficient Bayesian Optimization Based on Parallel Sequential Random Embeddings.
Proceedings of the Pattern Recognition - 5th Asian Conference, 2019

Exemplar Based Mixture Models with Censored Data.
Proceedings of The 11th Asian Conference on Machine Learning, 2019

Refining Coarse-Grained Spatial Data Using Auxiliary Spatial Data Sets with Various Granularities.
Proceedings of the Thirty-Third AAAI Conference on Artificial Intelligence, 2019

2018
Time-Series Predictions for People-Flow with Simulation Data.
Proceedings of the PRIMA 2018: Principles and Practice of Multi-Agent Systems - 21st International Conference, Tokyo, Japan, October 29, 2018

Multi Agent Flow Estimation Based on Bayesian Optimization with Time Delay and Low Dimensional Parameter Conversion.
Proceedings of the PRIMA 2018: Principles and Practice of Multi-Agent Systems - 21st International Conference, Tokyo, Japan, October 29, 2018

Variational Bayes for Mixture Models with Censored Data.
Proceedings of the Machine Learning and Knowledge Discovery in Databases, 2018

Estimating Latent People Flow without Tracking Individuals.
Proceedings of the Twenty-Seventh International Joint Conference on Artificial Intelligence, 2018

A Fast and Accurate Method for Estimating People Flow from Spatiotemporal Population Data.
Proceedings of the Twenty-Seventh International Joint Conference on Artificial Intelligence, 2018

Feasibility Study for Estimation of Depression Severity using Voice Analysis.
Proceedings of the IEEE International Conference on Bioinformatics and Biomedicine, 2018

2017
Social media knows what road it is: quantifying road characteristics with geo-tagged posts.
Soc. Netw. Anal. Min., 2017

Predicting Destinations from Partial Trajectories Using Recurrent Neural Network.
Proceedings of the Advances in Knowledge Discovery and Data Mining, 2017

Online Traffic Flow Prediction Using Convolved Bilinear Poisson Regression.
Proceedings of the 18th IEEE International Conference on Mobile Data Management, 2017

2016
Classifying spatial trajectories using representation learning.
Int. J. Data Sci. Anal., 2016

Semantic sensitive tensor factorization.
Artif. Intell., 2016

Deep Feature Extraction from Trajectories for Transportation Mode Estimation.
Proceedings of the Advances in Knowledge Discovery and Data Mining, 2016

How fashionable is each street?: Quantifying road characteristics using social media.
Proceedings of the 2016 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2016

2015
Assessment of Tweet Credibility with LDA Features.
Proceedings of the 24th International Conference on World Wide Web Companion, 2015

What's Hot in The Theme: Query Dependent Emerging Topic Extraction from Social Streams.
Proceedings of the 24th International Conference on World Wide Web Companion, 2015

Assigning Tasks to Workers by Referring to Their Schedules in Mobile Crowdsourcing.
Proceedings of the Third AAAI Conference on Human Computation and Crowdsourcing, 2015

2014
Demographic and Psychographic Estimation of Twitter Users Using Social Structures.
Proceedings of the Online Social Media Analysis and Visualization, 2014

Probabilistic identification of visited point-of-interest for personalized automatic check-in.
Proceedings of the 2014 ACM Conference on Ubiquitous Computing, UbiComp '14, Seattle, WA, 2014

Motivation System Using Purpose-for-Action.
Proceedings of the Database and Expert Systems Applications, 2014

Semantic Data Representation for Improving Tensor Factorization.
Proceedings of the Twenty-Eighth AAAI Conference on Artificial Intelligence, 2014

2013
Automatically generated spam detection based on sentence-level topic information.
Proceedings of the 22nd International World Wide Web Conference, 2013

What is he/she like?: estimating Twitter user attributes from contents and social neighbors.
Proceedings of the Advances in Social Networks Analysis and Mining 2013, 2013

A Probabilistic Model for Diversifying Recommendation Lists.
Proceedings of the Web Technologies and Applications - 15th Asia-Pacific Web Conference, 2013

Snippet Generation by Identifying Attribute Associated Information.
Proceedings of the Information Retrieval Technology, 2013

2012
Collaborative Filtering by Analyzing Dynamic User Interests Modeled by Taxonomy.
Proceedings of the Semantic Web - ISWC 2012, 2012

2010
Proposal of a method to analyze 3D deformation/fracture characteristics inside materials based on a stratified matching approach.
Mach. Vis. Appl., 2010

Detecting periodic changes in search intentions in a search engine.
Proceedings of the 19th ACM Conference on Information and Knowledge Management, 2010

2009
Access concentration detection in click logs to improve mobile Web-IR.
Inf. Sci., 2009

Query-page intention matching using clicked titles and snippets to boost search rankings.
Proceedings of the 2009 Joint International Conference on Digital Libraries, 2009

Geographic information retrieval to suit immediate surroundings.
Proceedings of the 17th ACM SIGSPATIAL International Symposium on Advances in Geographic Information Systems, 2009

2008
Improving Mobile Web-IR Using Access Concentration Sites in Search Results.
Proceedings of the Web Information Systems Engineering, 2008

Topic structure mining using temporal co-occurrence.
Proceedings of the 2nd International Conference on Ubiquitous Information Management and Communication, 2008

Extracting related named entities from blogosphere for event mining.
Proceedings of the 2nd International Conference on Ubiquitous Information Management and Communication, 2008

3D image analysis for evaluating internal deformation/fracture characteristics of materials.
Proceedings of the 19th International Conference on Pattern Recognition (ICPR 2008), 2008

Ranking Entities Using Comparative Relations.
Proceedings of the Database and Expert Systems Applications, 19th International Conference, 2008

Incorporating place name extents into geo-ir ranking.
Proceedings of the 17th ACM Conference on Information and Knowledge Management, 2008

2007
Search Result Clustering Using Informatively Named Entities.
Int. J. Hum. Comput. Interact., 2007

Distributed PMD Compensation Experiment Using Polarizers.
IEICE Trans. Commun., 2007

Event mining from the Blogosphere using topic words.
Proceedings of the First International Conference on Weblogs and Social Media, 2007

Creating Personal Histories from the Web Using Namesake Disambiguation and Event Extraction.
Proceedings of the Web Engineering, 7th International Conference, 2007

2006
Topic Structure Mining Using PageRank Without Hyperlinks.
Proceedings of the Digital Libraries: Achievements, 2006

Topic Structure Mining for Document Sets Using Graph-Based Analysis.
Proceedings of the Database and Expert Systems Applications, 17th International Conference, 2006

2005
A clustering method for news articles retrieval system.
Proceedings of the 14th international conference on World Wide Web, 2005

A search result clustering method using informatively named entities.
Proceedings of the Seventh ACM International Workshop on Web Information and Data Management (WIDM 2005), 2005

Search Result Clustering Method at NTCIR-5 Web Query Expansion Subtask.
Proceedings of the Fifth NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, 2005

2001
Goal-Oriented Information Retrieval Using Feedback from Users.
Proceedings of the Advances in Web-Age Information Management, 2001


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