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- Work in ProgressMay 2024
GHOJA: Human-in-the-Loop Joint Pose Optimization based on Geometric Constraint and Human Common-sense
CHI EA '24: Extended Abstracts of the CHI Conference on Human Factors in Computing SystemsArticle No.: 172, Pages 1–6https://doi.org/10.1145/3613905.3650817Assigning a motion to movable parts in 3D scanned objects is important for various applications, such as virtual reality and robotics simulation. We call this problem joint-assignment that requires determining the joint type, position, and orientation. ...
- research-articleNovember 2023
Interactive Material Annotation on 3D Scanned Models leveraging Color-Material Correlation
SA '23: SIGGRAPH Asia 2023 Technical CommunicationsArticle No.: 18, Pages 1–4https://doi.org/10.1145/3610543.36261703D scanning has made it possible to generate 3D models from real objects. Although 3D scanning can capture an object’s shape and color texture, it is still technically difficult to analyze and reproduce material properties such as metalness, roughness, ...
- short-paperNovember 2023
Interactive 3D Annotation of Objects in Moving Videos from Sparse Multi-view Frames
ISS Companion '23: Companion Proceedings of the 2023 Conference on Interactive Surfaces and SpacesPage 69https://doi.org/10.1145/3626485.3626546This demonstration is invited from ISS 2023 paper track for https://doi.org/10.1145/3626476. Segmenting and determining the 3D bounding boxes of objects of interest in RGB videos is an important task for a variety of applications such as augmented ...
- research-articleNovember 2023
Interactive 3D Annotation of Objects in Moving Videos from Sparse Multi-view Frames
Proceedings of the ACM on Human-Computer Interaction (PACMHCI), Volume 7, Issue ISSArticle No.: 440, Pages 309–326https://doi.org/10.1145/3626476Segmenting and determining the 3D bounding boxes of objects of interest in RGB videos is an important task for a variety of applications such as augmented reality, navigation, and robotics. Supervised machine learning techniques are commonly used for ...
- Work in ProgressApril 2023
Interactive Generation of Image Variations for Copy-Paste Data Augmentation
CHI EA '23: Extended Abstracts of the 2023 CHI Conference on Human Factors in Computing SystemsArticle No.: 181, Pages 1–7https://doi.org/10.1145/3544549.3585856In machine learning, data augmentation is an important technique to artificially increase the amount of training data by generating variations, e.g., geometric and colour transformations. Simple data augmentation such as scaling and rotation is already ...
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- Work in ProgressApril 2023
3DMovieMap: an Interactive Route Viewer for Multi-Level Buildings
CHI EA '23: Extended Abstracts of the 2023 CHI Conference on Human Factors in Computing SystemsArticle No.: 2, Pages 1–11https://doi.org/10.1145/3544549.3585885We present an interactive route viewer system, 3DMovieMap, which generates and shows navigation movies walking through multi-level buildings, such as a science museum, airport, and university building. Movie map systems can provide users with visual cues ...
- research-articleOctober 2022
Recipe Recommendation for Balancing Ingredient Preference and Daily Nutrients
CEA++ '22: Proceedings of the 1st International Workshop on Multimedia for Cooking, Eating, and related APPlicationsPages 11–19https://doi.org/10.1145/3552485.3554941In this work, we propose a recipe recommendation system for daily eating habits based on user preference and nutrient balance. This method prompts user input and allows for the substitution or addition of ingredients while reflecting the user's ...
- research-articleOctober 2022
Multimodal Dish Pairing: Predicting Side Dishes to Serve with a Main Dish
CEA++ '22: Proceedings of the 1st International Workshop on Multimedia for Cooking, Eating, and related APPlicationsPages 1–9https://doi.org/10.1145/3552485.3554934Planning a food menu is an essential task in our daily lives. We need to plan a menu by considering various perspectives. To reduce the burden when planning a menu, this study first tackles a novel problem of multimodal dish pairing (MDP), i.e., ...
- research-articleJune 2021
Interactive Hyperparameter Optimization with Paintable Timelines
DIS '21: Proceedings of the 2021 ACM Designing Interactive Systems ConferencePages 1518–1528https://doi.org/10.1145/3461778.3462077We propose a method to integrate more interactivity into automatic hyperparameter optimization systems to leverage the user’s prior knowledge on parameter distribution. In our method, the user continuously observes automatic optimization’s progress and ...
- research-articleNovember 2020
Learning Context-dependent Personal Preferences for Adaptive Recommendation
ACM Transactions on Interactive Intelligent Systems (TIIS), Volume 10, Issue 3Article No.: 23, Pages 1–26https://doi.org/10.1145/3359755We propose two online-learning algorithms for modeling the personal preferences of users of interactive systems. The proposed algorithms leverage user feedback to estimate user behavior and provide personalized adaptive recommendation for supporting ...
- research-articleApril 2020
Support Strategies for Remote Guides in Assisting People with Visual Impairments for Effective Indoor Navigation
CHI '20: Proceedings of the 2020 CHI Conference on Human Factors in Computing SystemsPages 1–12https://doi.org/10.1145/3313831.3376823People with visual impairments often require mobility assistance of sighted guides but they are not always available. Recent technological strides have opened up new directions for sighted guidance services, assigning guides from a network of remote ...
- research-articleMay 2019
BBeep: A Sonic Collision Avoidance System for Blind Travellers and Nearby Pedestrians
CHI '19: Proceedings of the 2019 CHI Conference on Human Factors in Computing SystemsPaper No.: 52, Pages 1–12https://doi.org/10.1145/3290605.3300282We present an assistive suitcase system, BBeep, for supporting blind people when walking through crowded environments. BBeep uses pre-emptive sound notifications to help clear a path by alerting both the user and nearby pedestrians about the potential ...
- research-articleMarch 2019
CoSummary: adaptive fast-forwarding for surgical videos by detecting collaborative scenes using hand regions and gaze positions
- Irshad Abibouraguimane,
- Kakeru Hagihara,
- Keita Higuchi,
- Yuta Itoh,
- Yoichi Sato,
- Tetsu Hayashida,
- Maki Sugimoto
IUI '19: Proceedings of the 24th International Conference on Intelligent User InterfacesPages 580–590https://doi.org/10.1145/3301275.3302284This paper presents CoSummary, an adaptive video fast-forwarding technique for browsing surgical videos recorded by wearable cameras. Current wearable technologies allow us to record complex surgical skills, however, an efficient browsing technique for ...
- demonstrationNovember 2018
Generating Spherical Hyperlapse Videos via Recursive Intelligent Sampling for StratoJump
ISS '18: Proceedings of the 2018 ACM International Conference on Interactive Surfaces and SpacesPages 473–476https://doi.org/10.1145/3279778.3279913StratoJump is an installation that allows participants to explore the experience of high altitude jumping toward the edge of space. In this peper, we presents an vision-based algorithm for generating hyperlapse of spherical videos captured in high ...
- noteNovember 2018
Browsing Group First-Person Videos with 3D Visualization
ISS '18: Proceedings of the 2018 ACM International Conference on Interactive Surfaces and SpacesPages 55–60https://doi.org/10.1145/3279778.3279783This work presents a novel user interface applying 3D visualization to understand complex group activities from multiple first-person videos. The proposed interface is designed to assist video viewers to easily understand the collaborative relationships ...
- research-articleApril 2018
Exploring the Role of Tunnel Vision Simulation in the Design Cycle of Accessible Interfaces
W4A '18: Proceedings of the 15th International Web for All ConferenceArticle No.: 13, Pages 1–10https://doi.org/10.1145/3192714.3192822Despite the emphasis of involving users with disabilities in the development of accessible interfaces, user trials come with high costs and effort. Particularly considering the diverse range of abilities such as in the case of low vision, simulating the ...
- abstractApril 2018
Dynamic Object Scanning: Object-Based Elastic Timeline for Quickly Browsing First-Person Videos
CHI EA '18: Extended Abstracts of the 2018 CHI Conference on Human Factors in Computing SystemsPaper No.: LBW611, Pages 1–6https://doi.org/10.1145/3170427.3189085This work presents the Dynamic Object Scanning (DO-Scanning), a novel interface that helps users browse long and untrimmed first-person videos quickly. The proposed interface offers users a small set of object cues generated automatically tailored to ...
- demonstrationApril 2018
Dynamic Object Scanning: Object-Based Elastic Timeline for Quickly Browsing First-Person Videos
CHI EA '18: Extended Abstracts of the 2018 CHI Conference on Human Factors in Computing SystemsPaper No.: D503, Pages 1–4https://doi.org/10.1145/3170427.3186501This work presents the Dynamic Object Scanning (DO-Scanning), a novel interface that helps users browse long and untrimmed first-person videos quickly. The proposed interface offers users a small set of object cues generated automatically tailored to ...
- research-articleMarch 2018
Visualizing Gaze Direction to Support Video Coding of Social Attention for Children with Autism Spectrum Disorder
- Keita Higuchi,
- Soichiro Matsuda,
- Rie Kamikubo,
- Takuya Enomoto,
- Yusuke Sugano,
- Junichi Yamamoto,
- Yoichi Sato
IUI '18: Proceedings of the 23rd International Conference on Intelligent User InterfacesPages 571–582https://doi.org/10.1145/3172944.3172960This paper presents a novel interface to support video coding of social attention in the assessment of children with autism spectrum disorder. Video-based evaluations of social attention during therapeutic activities allow observers to find target ...
- short-paperFebruary 2018
Object-wise 3D Gaze Mapping in Physical Workspace
- Kakeru Hagihara,
- Keiichiro Taniguchi,
- Irshad Abibouraguimane,
- Yuta Itoh,
- Keita Higuchi,
- Jiu Otsuka,
- Maki Sugimoto,
- Yoichi Sato
AH '18: Proceedings of the 9th Augmented Human International ConferenceArticle No.: 25, Pages 1–5https://doi.org/10.1145/3174910.3174921Understanding the intention of other people is a fundamental social skill in human communication. Eye behavior is an important, yet implicit communication cue. In this work, we focus on enabling people to see the users' gaze associated with objects in ...