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arxiv: 2606.26008 · v1 · pith:MQGQHQN4new · submitted 2026-06-24 · 💻 cs.RO

Emcar: Embodied Controller for Animating Robots

Carlos Gomez Cubero , Elizabeth Jochum This is my paper

Pith reviewed 2026-06-25 19:23 UTC · model grok-4.3

classification 💻 cs.RO
keywords EMCARrobot motion programmingno-code platformhuman-robot interactionpuppetrydrawingartistic practicescollaborative robots
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The pith

EMCAR lets artists program collaborative robot motions via puppetry and drawing without code.

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The paper introduces EMCAR as a no-code software tool that draws on artistic practices like puppetry and drawing to design and program robot behaviors. It claims these methods offer intuitive affordances that expand creative human-robot interactions and let non-technical users, especially artists, participate directly. A sympathetic reader would care because the tool positions robots as accessible creative instruments rather than requiring technical expertise. This shifts focus from coding to embodied, artistic input for generating novel HRI use cases.

Core claim

EMCAR is a novel software tool for programming robot motion that leverages the unique affordances of artistic practices such as puppetry and drawing to conceive, design, and program novel interactions and realize new use cases for HRI. The advantage of this no-code platform is that it expands creative applications for collaborative robots - putting robots directly in the hands of artists - and provides an inclusive environment that enables individuals with little or no technical backgrounds to engage meaningfully in collaborations and robotics research.

What carries the argument

EMCAR, the embodied controller platform that converts artistic puppetry and drawing inputs into executable robot motion programs.

If this is right

  • Artists can directly create and iterate on collaborative robot behaviors without programming knowledge.
  • New HRI applications arise from design processes rooted in drawing and puppetry rather than code.
  • Non-technical participants gain entry points into robotics research and creative collaborations.
  • Collaborative robots become tools for artistic expression in addition to industrial or research tasks.

Where Pith is reading between the lines

These are editorial extensions of the paper, not claims the author makes directly.

  • The approach might inspire hybrid art-robot performances that treat motion programming as performance.
  • Wider use could shift robot interface design toward embodied input methods in education and industry.
  • Future extensions could test whether the same inputs scale to multi-robot coordination or real-time improvisation.

Load-bearing premise

Artistic practices like puppetry and drawing supply unique ways to conceive robot motion that existing no-code interfaces do not replicate, and this produces meaningful engagement from non-technical users.

What would settle it

A controlled comparison in which non-technical users produce equivalent novelty and engagement levels with standard graphical robot interfaces as with EMCAR would undermine the claim of unique artistic affordances.

Figures

Figures reproduced from arXiv: 2606.26008 by Carlos Gomez Cubero, Elizabeth Jochum.

Figure 1
Figure 1. Figure 1: A, 3D model of the end effector. B, close look of the end effector mounted on the UR3 robot, loaded with an ink brush. noticeable when drawing. The pen position updates fast, but can introduce lim￾itations when attempting very fast or highly precise drawings. EMCAR records and saves the drawings and animations at a matching frame rate on a file, which later enables real-time replay. However, technicalities… view at source ↗
Figure 2
Figure 2. Figure 2: EMCAR’s Graphic User Interface. In the center exists two columns with the drawings and animations saved. In the right side, the buttons to operate the software. calibration is performed. If needed, the Z Offset parameter can be adjusted to fine-tune the tool height, ensuring proper contact with the canvas without excessive pressure, or when the tool is changed to a longer one. This physical, hands-on calib… view at source ↗
Figure 3
Figure 3. Figure 3: Artist in Residence Valeria Rizzo, during the development of EMCAR, testing the tele-operated drawing. operate the robot intuitively by sketching directly on the calibrated canvas, with the robot mirroring these movements on the drawing surface (Fig.3). A Wacom drawing tablet is used as the input device. The tablet detects two states: when the stylus is hovering above the tablet and when it is in contact w… view at source ↗
Figure 4
Figure 4. Figure 4: Ballet dancers recording the dancing movements of the robot using EMCAR while listening to the soundtrack a set of animations and/or drawings into a single button press, executing more complex, layered behaviors through simple, real-time cues. For a quick visual overview on how to set and run EMCAR the Youtube video "EMCAR: Embodied Controller for Animating Robots" available at https://youtu.be/Lt0X3vqkKKw… view at source ↗
Figure 5
Figure 5. Figure 5: Drawing workshop using EMCAR, the robot is performing an animation, acting like observing the human action. activities. These projects have proved the versatility of the platform and its ability to engage with users, without regard to their technical background. We provide some brief examples that illustrate the diversity of EMCAR’s applica￾tions. 5.1 Drawing activities EMCAR has been used in collaborative… view at source ↗
Figure 6
Figure 6. Figure 6: A 3D printed dinosaur skull attached to UR3, ready to be animated with EMCAR. 3D-printed dinosaur skull Fig.6. This prop already helped attendees mimic the movement of a roaring Tyrannosaurus Rex, as a catalyst for improvisation and storytelling. In another context, a group of students from the Bachelor’s in Arts, Art and Technology, picked EMCAR to puppeteer a UR5 robot for a theater performance, where th… view at source ↗
Figure 7
Figure 7. Figure 7: Ballet performance featured with a UR3 robot, controlled by EMCAR and animated by the ballet dancers. The advantage of working with systems that leverage embodied interaction is that individuals feel empowered to explore and also refine possible conceptual and material spaces with more ease. The tool makes important concepts in robotics - such as the need to calibrate - concrete without being overwhelm￾ing… view at source ↗
read the original abstract

This chapter describes EMCAR, a novel software tool for programming robot motion that leverages the unique affordances of artistic practices such as puppetry and drawing to conceive, design, and program novel interactions and realize new use cases for HRI. The advantage of this no-code platform is that it expands creative applications for collaborative robots - putting robots directly in the hands of artists - and provides an inclusive environment that enables individuals with little or no technical backgrounds to engage meaningfully in collaborations and robotics research.

Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, simulated authors' rebuttal, and a circularity audit. Tearing a paper down is the easy half of reading it; the pith above is the substance, this is the friction.

Referee Report

2 major / 0 minor

Summary. The manuscript describes EMCAR, a no-code software tool for programming robot motion that draws on artistic practices such as puppetry and drawing. It claims these practices supply unique affordances that enable artists and non-technical users to conceive novel HRI interactions, expand creative applications for collaborative robots, and create an inclusive environment for robotics research.

Significance. If the tool demonstrably supplies affordances absent from existing graphical or no-code interfaces and produces measurable new use cases plus non-technical engagement, the work could broaden participation in HRI. The current manuscript, however, supplies only a descriptive account with no supporting data, so significance cannot be assessed from the provided text.

major comments (2)
  1. [Abstract] Abstract: The central assertions that artistic practices supply 'unique affordances' not replicated by existing no-code interfaces and that the tool produces 'meaningful engagement' by non-technical users are stated without any user studies, A/B comparisons against tools such as Blockly or Choregraphe, task metrics, engagement scales, or novelty scoring of resulting interactions.
  2. [Throughout the manuscript] Throughout: The manuscript contains no evaluation section, results, or quantitative/qualitative evidence to support the claims of expanded creative applications or new HRI use cases; the text remains a tool description whose load-bearing novelty and inclusivity statements therefore rest on unsupported assertions.

Simulated Author's Rebuttal

2 responses · 0 unresolved

We thank the referee for their constructive feedback. We acknowledge that the manuscript is a system description of the EMCAR tool and that its claims regarding unique affordances and meaningful non-technical engagement lack empirical support. We will revise the text to qualify these statements and add a limitations section.

read point-by-point responses

  1. Referee: [Abstract] Abstract: The central assertions that artistic practices supply 'unique affordances' not replicated by existing no-code interfaces and that the tool produces 'meaningful engagement' by non-technical users are stated without any user studies, A/B comparisons against tools such as Blockly or Choregraphe, task metrics, engagement scales, or novelty scoring of resulting interactions.

    Authors: We agree that the abstract overstates the contributions without supporting data. The manuscript's intent is to present the tool's design and artistic inspirations as a conceptual platform. In the revised version we will rewrite the abstract to describe EMCAR's features and intended audience without asserting uniqueness or measurable engagement effects. revision: yes

  2. Referee: [Throughout the manuscript] Throughout: The manuscript contains no evaluation section, results, or quantitative/qualitative evidence to support the claims of expanded creative applications or new HRI use cases; the text remains a tool description whose load-bearing novelty and inclusivity statements therefore rest on unsupported assertions.

    Authors: The referee correctly identifies that the paper is a tool description without an evaluation component. As such, the novelty claims rest on the description of the interface rather than measured outcomes. We will add a 'Limitations and Future Work' section that explicitly notes the absence of user studies or comparisons and outlines planned empirical validation, thereby removing unsupported assertions from the main text. revision: yes

Circularity Check

0 steps flagged

No circularity; purely descriptive tool paper with no derivations or self-referential reductions

full rationale

The manuscript is a descriptive chapter introducing the EMCAR software tool. It contains no equations, derivations, fitted parameters, or mathematical claims. The central assertions about unique affordances of puppetry and drawing are presented directly as design motivations rather than derived from any internal chain or self-citation. No load-bearing step reduces to its own inputs by construction, and none of the six enumerated circularity patterns apply. The paper is therefore self-contained against external benchmarks with a circularity score of 0.

Axiom & Free-Parameter Ledger

0 free parameters · 1 axioms · 0 invented entities

The paper's contribution is a new software tool rather than new mathematical or physical entities. The main assumption is a domain assumption about the value of artistic methods in robotics.

axioms (1)
  • domain assumption Artistic practices such as puppetry and drawing offer unique affordances for conceiving and programming robot interactions.
    This is invoked in the abstract as the basis for the tool's design and advantages.

pith-pipeline@v0.9.1-grok · 5595 in / 1252 out tokens · 42159 ms · 2026-06-25T19:23:23.572162+00:00 · methodology

discussion (0)

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Reference graph

Works this paper leans on

11 extracted references · 3 canonical work pages

  1. [1]

    Arts on Prescription: A review of practice in the UK , volume =

    Bungay, Hilary and Clift, Stephen , address =. Arts on Prescription: A review of practice in the UK , volume =. Perspectives in Public Health , keywords =

  2. [2]

    The Robot is Present: : Creative Approaches for Artistic Expression With Robots , year =

    Carlos Gomez Cubero and Maros Pekarik and Valeria Rizzo and Elizabeth Jochum , copyright =. The Robot is Present: : Creative Approaches for Artistic Expression With Robots , year =

  3. [3]

    Towards Creative Applications for Socially Assistive Robots

    Hansen, Andreas Kornmaaler and Cristina Duna and Casandra Sandu and Elizabeth Jochum. Towards Creative Applications for Socially Assistive Robots. 2020

    2020

  4. [4]

    and Christensen, Kristoffer W

    Pedersen, Jonas E. and Christensen, Kristoffer W. and Herath, Damith and Jochum, Elizabeth. I Like the Way You Move: A Mixed-Methods Approach for Studying the Effects of Robot Motion on Collaborative Human Robot Interaction. Social Robotics. 2020

    2020

  5. [5]

    Sequence and chance: Design and control methods for entertainment robots , year =

    Jochum, Elizabeth and Millar, Philip and Nuñez, David , copyright =. Sequence and chance: Design and control methods for entertainment robots , year =. Robotics and autonomous systems , keywords =

  6. [6]

    A Proposed Wizard of OZ Architecture for a Human-Robot Collaborative Drawing Task

    Hinwood, David and Ireland, James and Jochum, Elizabeth Ann and Herath, Damith. A Proposed Wizard of OZ Architecture for a Human-Robot Collaborative Drawing Task. Social Robotics. 2018

    2018

  7. [7]

    Editorial: The Art of Human-Robot Interaction : Creative Perspectives From Design and the Arts , year =

    Damith Herath and Elizabeth Jochum and David St-Onge , copyright =. Editorial: The Art of Human-Robot Interaction : Creative Perspectives From Design and the Arts , year =

  8. [8]

    and Christensen, Kristoffer W

    Pedersen, Jonas E. and Christensen, Kristoffer W. and Herath, Damith and Jochum, Elizabeth , title =. Social Robotics: 12th International Conference, ICSR 2020, Golden, CO, USA, November 14–18, 2020, Proceedings , pages =. 2020 , isbn =. doi:10.1007/978-3-030-62056-1_7 , abstract =

    work page doi:10.1007/978-3-030-62056-1_7 2020

  9. [9]

    , title =

    Riek, Laurel D. , title =. J. Hum.-Robot Interact. , month = jul, pages =. 2012 , issue_date =. doi:10.5898/JHRI.1.1.Riek , abstract =

    work page doi:10.5898/jhri.1.1.riek 2012

  10. [10]

    2012 , publisher=

    How We Think: Digital Media and Contemporary Technogenesis , author=. 2012 , publisher=

    2012

  11. [11]

    Creative Applications for Socially Assistive Robots to Support Mental-Health: A Participatory Pilot Study

    Elizabeth Jochum and Hansen, Andreas Kornmaaler and Cubero, Carlos Gomez. Creative Applications for Socially Assistive Robots to Support Mental-Health: A Participatory Pilot Study. Social Robotics. 2025. doi:10.1007/978-981-96-3525-2_19

    work page doi:10.1007/978-981-96-3525-2_19 2025