{
  "type":
  [
    "journal article",
    "paper",
    "video",
    "extended abstract",
    "workshop paper",
    "thesis",
    "installation"
  ],

  "publications":
  [      
    {
      "id": "C21",
      "authors":
      [
        "David Ledo"
      ],
      "title": "Generative Rotoscoping: A First-Person Autobiographical Exploration on Generative Video-to-Video Practices",
      "proceedings": "ACM C&C",
      "year":"2025",
      "length":"18 pages",
      "acceptanceRate":"29%",
      "img":"/projects/generative-rotoscoping/img/0.png",
      "pdf":"papers/2025-Ledo-GenerativeRotoscoping.pdf",
      "video":"",
      "project":"generative-rotoscoping",
      "type":"paper"
    },
      {
      "id": "C20",
      "authors":
      [
        "Joanne Leong",
        "David Ledo",
        "Thomas Driscoll",
        "Tovi Grossman",
        "George Fitzmaurice",
        "Fraser Anderson"
      ],
      "title": "Paratrouper: Exploratory Creation of Character Cast Visuals Using Generative AI",
      "proceedings": "ACM CHI",
      "year":"2025",
      "length":"20 pages",
      "acceptanceRate":"25%",
      "img":"/projects/paratrouper/img/1.png",
      "pdf":"papers/2025-Leong-Paratrouper.pdf",
      "video":"",
      "project":"paratrouper",
      "type":"paper"
    },
     {
      "id": "C19",
      "authors":
      [
        "Yi Wang",
        "Qian Zhou",
        "David Ledo"
      ],
      "title": "StoryVerse: Towards Co-authoring Dynamic Plot with LLM-based Character Simulation via Narrative Planning",
      "proceedings": "ACM FDG",
      "year":"2024",
      "length":"4 pages",
      "acceptanceRate":"37%",
      "img":"/projects/storyverse/img/0.jpg",
      "pdf":"papers/2024-Wang-StoryVerse.pdf",
      "video":"",
      "project":"storyverse",
      "type":"paper"
    }, 
     {
      "id": "C18",
      "authors":
      [
        "Qian Zhou",
        "David Ledo",
        "George Fitzmaurice",
        "Fraser Anderson"
      ],
      "title": "TimeTunnel: Integrating Spatial and Temporal Motion Editing for Character Animation in Virtual Reality",
      "proceedings": "ACM CHI",
      "year":"2024",
      "length":"17 pages",
      "acceptanceRate":"25%",
      "img":"/projects/timetunnel/img/1.png",
      "pdf":"papers/2024-Zhou-TimeTunnel.pdf",
      "video":"",
      "project":"timetunnel",
      "type":"paper"
    },
    {
      "id": "C17",
      "authors":
      [
        "Evgeny Stemasov",
        "David Ledo",
        "George Fitzmaurice",
        "Fraser Anderson"
      ],
      "title": "Immersive Sampling: Exploring Sampling for Future Creative Practices in Media-Rich, Immersive Spaces",
      "proceedings": "ACM DIS",
      "year":"2023",
      "length":"14 pages",
      "acceptanceRate":"24%",
      "img":"/projects/immersive-sampling/img/0.jpg",
      "pdf":"papers/2023-Stemasov-ImmersiveSampling.pdf",
      "video":"https://youtu.be/NqkYI5DSx-w",
      "project":"immersive-sampling",
      "type":"paper"
    },
    {
      "id": "C16",
      "authors":
      [
        "Molly Jane Nicholas",
        "Nicolai Marquardt",
        "Michel Pahud",
        "Nathalie Riche",
        "Hugo Romat",
        "Christopher Collins",
        "David Ledo",
        "Rohan Kadekodi",
        "Badrish Chandramouli",
        "Ken Hinckley"
      ],
      "title": "Escapement: A Tool for Interactive Prototyping with Video via Sensor-Mediated Abstraction of Time",
      "proceedings": "ACM CHI",
      "year":"2023",
      "length":"14 pages",
      "acceptanceRate":"25%",
      "img":"/projects/escapement/img/1.jpg",
      "pdf":"papers/2023-Nicholas-Escapement.pdf",
      "video":" ",
      "project":"escapement",
      "type":"paper"
    },
    {
      "id": "C15",
      "authors":
      [
        "Alexander Ivanov",
        "David Ledo",
        "George Fitzmaurice",
        "Fraser Anderson"
      ],
      "title": "MoodCubes: Immersive Spaces for Collecting, Discovering, and Envisioning Inspiration Materials",
      "proceedings": "ACM DIS",
      "year":"2022",
      "length":"15 pages",
      "acceptanceRate":"21.5%",
      "img":"/projects/moodcubes/img/0.jpg",
      "pdf":"papers/2022-Ivanov-MoodCubes.pdf",
      "video":"https://youtu.be/zCIgwM1WsCU",
      "project":"moodcubes",
      "type":"paper"
    },
    {
      "id": "C14",
      "authors":
      [
        "Srishti Palani",
        "David Ledo",
        "George Fitzmaurice",
        "Fraser Anderson"
      ],
      "title": "'I don't want to feel like I'm working in a 1960s factory': The PRactitioner Perspective on Creativity Support Tool Adoption",
      "award": "Honourable Mention",
      "proceedings": "ACM CHI",
      "year":"2022",
      "length":"18 pages",
      "acceptanceRate":"25%",
      "img":"/projects/practitioner-values/img/0.jpg",
      "pdf":"papers/2022-Palani-Practitioner-Values.pdf",
      "video":"https://youtu.be/8qLNsRTw6BU",
      "project":"practitioner-values",
      "type":"paper"
    },
    {
      "id": "C13",
      "authors":
      [
        "Nicolai Marquardt",
        "Nathalie Riche",
        "Christian Holz",
        "Hugo Romat",
        "Michel Pahud",
        "Frederik Brudy",
        "David Ledo",
        "Chunjong Park",
        "Molly Jane Nicholas",
        "Teddy Seyed",
        "Eyal Ofek",
        "Bongshin Lee",
        "William Buxton",
        "Ken Hinckley"
      ],
      "title": "AirConstellations: In-Air Device Formations for Cross-Device Interaction via Multiple Spatially-Aware Armatures",
      "proceedings": "ACM UIST",
      "year":"2021",
      "length":"17 pages",
      "acceptanceRate":"20%",
      "img":"/projects/airconstellations/img/0.jpg",
      "pdf":"papers/2021-Marquardt-AirConstellations.pdf",
      "video":"https://youtu.be/nqN7FJfIKew",
      "project":"air-constellations",
      "type":"paper"
    },
    {
      "id": "C12",
      "authors":
      [
        "Frederik Brudy",
        "David Ledo",
        "Anandghan Wagmare",
        "Hemant Surale",
        "Xiaokuan Zhang",
        "Shannon Joyner",
        "Michel Pahud",
        "Jonathan Goldstein",
        "Christian Holz",
        "Nathalie Riche",
        "Marcus Peinado",
        "Badrish Chandramouli",
        "Umar Farooq",
        "William Buxton",
        "Ken Hinckley"
      ],
      "title": "Surface Fleet Applets: Exploring Distrubuted Interactions Unbounded from Device, Application, USer and Time",
      "proceedings": "ACM UIST",
      "year":"2020",
      "length":"15 pages",
      "acceptanceRate":"20%",
      "img":"/projects/surfacefleet/img/1.jpg",
      "pdf":"papers/2020-Brudy-SurfaceFleet.pdf",
      "video":"https://youtu.be/_MXixOADlxg",
      "project":"surfacefleet",
      "type":"paper"
    },
    {
      "id": "C11",
      "authors":
      [
        "Carl Gutwin",
        "Carl Hofmeister",
        "David Ledo",
        "Alix Goguey"
      ],
      "title": "Learning Multiple Mappings: an Evaluation of Interference, Transfer, and Retention with Chorded Shortcut Buttons",
      "proceedings": "ACM Graphics Interface",
      "year":"2020",
      "length":"11 pages",
      "acceptanceRate":"57%",
      "img":"/projects/chorded-phone/img/1.jpg",
      "pdf":"papers/2020-Gutwin-ChordedPhone.pdf",
      "video":"https://youtu.be/Wo4n-QUv2O4",
      "project":"chorded-phone",
      "type":"paper"
    },
    {
      "id": "C10",
      "authors":
      [
        "Michael Hung",
        "David Ledo",
        "Lora Oehlberg"
      ],
      "title": "WatchPen: Using Cross-Device Interaction Concepts to Augment Pen-Based Interaction",
      "proceedings": "ACM MobileHCI",
      "year":"2019",
      "length":"8 pages",
      "acceptanceRate":"26%",
      "img":"/projects/watchpen/img/1.jpg",
      "pdf":"papers/2019-Hung-WatchPen.pdf",
      "video":"https://youtu.be/IefHrzY5UDQ",
      "project":"watchpen",
      "type":"paper"
    },
    { 
    "id": "C9",
      "authors":
      [
        "David Ledo",
        "Jo Vermeulen",
        "Sheelagh Carpendale",
        "Saul Greenberg",
        "Lora Oehlberg",
        "Sebastian Boring"
      ],
      "title": "Astral: Prototyping Mobile and Smart Object Interactive Behaviours Using Familiar Applications",
      "proceedings": "ACM DIS",
      "year":"2019",
      "length":"14 pages",
      "acceptanceRate":"~25%",
      "img":"/projects/astral/img/1.jpg",
      "pdf":"papers/2019-Ledo-Astral.pdf",
      "video":"https://youtu.be/S8lGetOn_wA",
      "project":"astral",
      "type":"paper"
    },
    {
      "id": "C8",
      "authors":
      [
        "David Ledo",
        "Steven Houben",
        "Jo Vermeulen",
        "Nicolai Marquardt",
        "Lora Oehlberg",
        "Saul Greenberg"
      ],
      "title": "Evaluation Strategies for HCI Toolkit Research",
      "proceedings": "ACM CHI",
      "year":"2018",
      "length":"17 pages",
      "acceptanceRate":"~25%",
      "img":"/projects/toolkit-evaluation/img/1.jpg",
      "pdf":"papers/2018-Ledo-Toolkit-Evaluation.pdf",
      "video":"https://youtu.be/ralSuap1Ja8",
      "project":"toolkit-evaluation",
      "type":"paper"
    },
    {
      "id": "C7",
      "authors":
      [
        "David Ledo",
        "Fraser Anderson",
        "Ryan Schmidt",
        "Lora Oehlberg",
        "Saul Greenberg",
        "Tovi Grossman"
      ],
      "title": "Pineal: Bringing Passive Objects to Life with Embedded Mobile Devices",
      "proceedings": "ACM CHI",
      "year":"2017",
      "length":"11 pages",
      "acceptanceRate":"~25%",
      "img":"/projects/pineal/img/1.jpg",
      "pdf":"papers/2017-Ledo-pineal.pdf",
      "video":"https://www.youtube.com/watch?v=ORN9jljPncc",
      "project":"pineal",
      "type":"paper"
    },
    {
      "id": "C6",
      "authors":
      [
        "David Ledo",
        "Saul Greenberg",
        "Nicolai Marquardt",
        "Sebastian Boring"
      ],
      "title": "Proxemic-Aware Controls: Designing Remote Controls for Ubiquitous Computing Ecologies",
      "proceedings": "ACM MobileHCI",
      "year":"2015",
      "length":"11 pages",
      "acceptanceRate":"25.2%",
      "img":"/projects/proxemic-controls/img/6.jpg",
      "pdf":"papers/2015-Ledo-proxemic-controls.pdf",
      "video":"https://youtu.be/1AlMUmD6E3U",
      "project":"proxemic-controls",
      "type":"paper"
    },
    {
      "id": "C5",
      "authors":
      [
        "Bon Adriel Aseniero",
        "Tiffany Wun",
        "David Ledo",
        "Guenther Ruhe",
        "Anthony Tang",
        "Sheelagh Carpendale"
      ],
      "title": "STRATOS: Using Visualization to Support Decisions in Strategic Release Planning",
      "proceedings": "ACM CHI",
      "year":"2015",
      "length":"10 pages",
      "acceptanceRate":"23%",
      "img":"/projects/stratos/img/1.jpg",
      "pdf":"papers/2015-Aseniero-stratos.pdf",
      "video":"https://www.youtube.com/watch?v=qm57aHjTAYc",
      "project":"stratos",
      "type":"paper"
    },
    {
      "id": "C4",
      "authors":
      [
        "Frederik Brudy",
        "David Ledo",
        "Saul Greenberg",
        "Andreas Butz"
      ],
      "title": "Is Anyone Looking? Mitigating Shoulder Surfing on Public Displays through Awareness and Protection",
      "proceedings": "ACM PerDis",
      "year":"2014",
      "length":"6 pages",
      "acceptanceRate":"57%",
      "img":"/projects/shoulder-surfing/img/3.jpg",
      "pdf":"papers/2015-Brudy-isAnyoneLooking.pdf",
      "video":"https://www.youtube.com/watch?v=Je3lqs597mU",
      "project":"shoulder-surfing",
      "type":"paper"
    },
    {
      "id": "C3",
      "authors":
      [
        "Sebastian Boring",
        "David Ledo",
        "Xiang 'Anthony' Chen",
        "Nicolai Marquardt",
        "Anthony Tang",
        "Saul Greenberg"
      ],
      "title": "The Fat Thumb: Using the Thumb's Contact Size for Single-Handed Mobile Interaction",
      "proceedings": "ACM MobileHCI",
      "year":"2012",
      "length":"10 pages",
      "acceptanceRate":"25%",
      "img":"/projects/fat-thumb/img/1.jpg",
      "pdf":"papers/2012-Boring-fat-thumb.pdf",
      "video":"https://www.youtube.com/watch?v=E9vGU5R8nsc",
      "project":"fat-thumb",
      "type":"paper"
    },
    {
      "id": "C2",
      "authors":
      [
        "David Ledo",
        "Miguel A. Nacenta",
        "Nicolai Marquardt",
        "Sebastian Boring",
        "Saul Greenberg"
      ],
      "title": "The HapticTouch Toolkit: Enabling Exploration of Haptic Interactions",
      "proceedings": "ACM TEI",
      "year":"2012",
      "length":"8 pages",
      "acceptanceRate":"36%",
      "img":"/projects/haptic-touch/img/2.jpg",
      "pdf":"papers/2012-Ledo-hapticTouch.pdf",
      "video":"https://youtu.be/w6rafx5RKgw",
      "project":"haptic-touch",
      "type":"paper"
    },
    {
      "id": "C1",
      "authors":
      [
        "Nicolai Marquardt",
        "Johannes Kiemer",
        "David Ledo",
        "Sebastian Boring",
        "Saul Greenberg"
      ],
      "title": "Designing User-, Hand-, and Handpart-Aware Tabletop Interactions with the TouchID Toolkit",
      "proceedings": "ACM ITS",
      "year":"2011",
      "length":"10 pages",
      "acceptanceRate":"33%",
      "img":"img/C1.png",
      "pdf":"papers/2011-Marquardt-touchID.pdf",
      "video":"https://www.youtube.com/watch?v=94BnIw2zKp0",
      "project":"touchid",
      "type":"paper"
    },
    {
      "id": "V2",
      "authors":
      [
        "Frederik Brudy",
        "David Ledo",
        "Saul Greenberg"
      ],
      "title": "Is Anyone Looking? Mitigating Shoulder Surfing on Public Displays through Awareness and Protection (The Video)",
      "proceedings": "ACM CHI",
      "year":"2014",
      "length":"1 page",
      "acceptanceRate":"37%",
      "img":"/projects/shoulder-surfing/img/1.jpg",
      "pdf":"papers/2015-Brudy-isAnyoneLooking.pdf",
      "video":"https://www.youtube.com/watch?v=Je3lqs597mU",
      "project":"shoulder-surfing",
      "type":"video"
    },
    {
      "id": "V1",
      "authors":
      [
        "David Ledo",
        "Saul Greenberg"
      ],
      "title": "Mobile Proxemic Awareness and Control: Exploring the Design Space for Interaction with a Single Appliance",
      "proceedings": "ACM CHI",
      "year":"2013",
      "length":"1 page",
      "acceptanceRate":"39%",
      "img":"/projects/proxemic-controls/img/8.jpg",
      "pdf":"papers/2015-Brudy-isAnyoneLooking.pdf",
      "video":"https://youtu.be/BNT9pg-zPLw",
      "project":"proxemic-controls",
      "type":"video"
    },
    {
      "id":"P3",
      "authors":
      [
        "David Ledo",
        "Bon Adriel Aseniero",
        "Saul Greenberg",
        "Sebastian Boring",
        "Anthony Tang"
      ],
      "title":"OneSpace: Shared Depth-Corrected Video Interaction",
      "proceedings":"ACM CHI Extended Abstracts",
      "year":"2013",
      "length":"4 pages",
      "acceptanceRate":"45%",
      "img":"/projects/onespace/img/1.jpg",
      "pdf":"xxx",
      "video":"xxx",
      "project":"onespace",
      "type":"extended abstract",
      "poster":"xxxx"
    },

    {
      "id":"P2",
      "authors":
      [
        "David Ledo",
        "Bon Adriel Aseniero",
        "Sheelagh Carpendale",
        "Anthony Tang"
      ],
      "title":"A Need for Deep Personalization: Personal Infovis Branching from Goals of Individuals",
      "proceedings":"GRAND NCE",
      "year":"2012",
      "img":"img/P2.jpg",
      "pdf":"xxx",
      "video":"xxx",
      "project":"personalVis",
      "type":"extended abstract",
      "poster":"xxxx"
    },

    {
      "id":"P1",
      "authors":
      [
        "David Ledo",
        "Nicolai Marquardt",
        "Miguel Nacenta",
        "Saul Greenberg"
      ],
      "title":"Application Programming Interface for the Haptic Tabletop Puck",
      "proceedings":"5th Annual Students’ Union Undergraduate Research Symposium, University of Calgary, November 2010",
      "year":"2010",
      "img":"img/P1.jpg",
      "pdf":"xxx",
      "video":"xxx",
      "project":"HTP",
      "type":"extended abstract",
      "poster":"xxxx"
    },

    {
      "id":"W2",
      "authors":
      [
        "David Ledo",
        "Bon Adriel Aseniero",
        "Saul Greenberg",
        "Sebastian Boring",
        "Anthony Tang"
      ],
      "title":"OneSpace: Bringing Depth to Remote Communications",
      "proceedings":"ACM CHI 2013 Workshop on The Future of Personal Video Communication: Moving Beyond Talking Heads to Shared Experiences.",
      "year":"2013",
      "length":"4 pages",
      "img":"/projects/onespace/img/2.jpg",
      "pdf":"xxx",
      "project":"onespace",
      "video":"xxx",
      "type":"workshop paper"
    },

    {
      "id":"W1",
      "authors":
      [
        "Lindsay MacDonald",
        "David Ledo",
        "Miguel Nacenta",
        "John Brosz",
        "Sheelagh Carpendale"
      ],
      "title":"Authorship in Art/Science Collaboration is Tricky",
      "proceedings":"ACM CHI 2013 Workshop on Crafting Interactive Systems: Learning from Digital Art Practice",
      "year":"2013",
      "length":"4 pages",
      "img":"/projects/conditional-balance/img/1.jpg",
      "pdf":"xxx",
      "project":"conditional-balance",
      "type":"workshop paper"
    }
  ]
}