REVIEW 3 major objections 8 minor 24 references
Reviewed by Pith at T0; open to challenge.
T0 means a machine referee read the full paper against a public rubric. The mark states how deep the mechanical check went, never who wrote it. the ladder, T0–T4 →
T0 review · glm-5.2
Voice and VR let novices drive a humanoid in 80% of trials
2026-07-09 10:57 UTC pith:L4DW3BUG
load-bearing objection Working humanoid teleoperation integration on real hardware, but the evaluation is too thin to support its claims. the 3 major comments →
Immersive Social Interaction with VR and LLM-Assisted Humanoids
The pith
A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.
Core claim
The central finding is that splitting humanoid teleoperation into voice-driven high-level locomotion and VR-driven low-level manipulation creates an interface accessible enough for novice operators to achieve 70-80% task success rates after brief familiarization, while simultaneously producing structured multimodal data suitable for downstream imitation learning. The architecture's distinguishing feature is the use of an LLM as a real-time speech-to-command parser with a confirmation step for ambiguous instructions, combined with VR hand tracking for dexterous manipulation, enabling whole-body humanoid control without requiring the operator to manage individual joints or perform full-body运动.
What carries the argument
The load-bearing mechanism is the division of control into two abstraction layers: (1) an LLM-assisted voice pipeline (Deepgram for speech-to-text, GPT-4 for command parsing with a verification/confirmation step, Silero for text-to-speech) that converts natural language into structured locomotion commands move(x,y), rotate(angle), stop(), stand(), executed by a pre-trained reinforcement learning locomotion policy, and (2) a VR manipulation pipeline (Apple Vision Pro wrist/finger tracking, Pinocchio inverse kinematics, PD control) that retargets human hand motions to 4-DoF arms and 6-DoF-per-hand dexterous fingers. The two layers run concurrently with bidirectional audio streaming over ROS,en
Load-bearing premise
The generalizability claim rests on success rates from two scripted tasks (bottle pick-and-place and cube-passing) reported as aggregate percentages without specifying the number of trials, number of users, variance, or statistical tests, making it unclear whether 80% and 70% success rates would hold across different tasks, environments, or larger user populations.
What would settle it
If novice users given the same brief familiarization could not complete the pick-and-place or cube-passing tasks at success rates meaningfully above chance, or if the LLM command-parsing step introduced delays or errors that made voice-controlled locomotion slower or less reliable than a joystick or gamepad interface, the central claim that this system is more accessible than existing teleoperation methods would not hold.
If this is right
- If the 70-80% novice success rates hold across more tasks and users, voice-plus-VR could become a standard interface for deploying humanoids in elder care, remote assistance, and hazardous-environment operations where trained operators are unavailable.
- The multimodal data recording pipeline (synchronized egocentric video, voice commands, joint states, eye gaze) could enable imitation-learning policies that eventually reduce or eliminate the need for human teleoperation on routine tasks.
- The LLM-based command parsing with confirmation could be extended to handle multi-step task instructions, allowing operators to say 'go to the kitchen, pick up the red mug, and bring it to the living room' as a single compound command.
- The social interaction channel (bidirectional audio plus physical gesture capabilities like handshaking and object passing) suggests a path toward humanoid telepresence avatars for homebound individuals, though the 326-second average task completion time for novices indicates current speed limitations.
- Integrating the planned waist-mounted camera and GPT-4V scene description could address the reported navigation limitation of egocentric-only viewing, potentially improving both task success rates and operator situational awareness.
Editorial analysis
A structured set of objections, weighed in public.
Referee Report
Summary. This paper presents an immersive teleoperation framework for the Unitree H1 humanoid, integrating voice-controlled locomotion (via GPT-4 and Deepgram), VR-based manipulation (via Apple Vision Pro hand tracking with IK and PD control), and bidirectional social interaction. The system is evaluated on two tasks: a bottle pick-and-place and a social cube-passing task, comparing novice and expert users. The paper also emphasizes multimodal data collection for future imitation learning. The system integration is a reasonable contribution to the humanoid teleoperation literature, but the empirical evaluation as currently presented is insufficient to support the central accessibility claim.
Significance. The paper's primary contribution is a systems integration combining voice-controlled locomotion, VR-based manipulation, and social interaction on a humanoid platform. The multimodal data recording capability (egocentric RGB, voice/text, joint states, hand motions, eye-gaze) is a practical strength for downstream imitation learning. The use of an LLM for parsing natural-language locomotion commands with a verification step is a sensible design choice. However, the significance is substantially limited by the evaluation: Table I reports only aggregate success rates and completion times with no participant counts, trial counts, variance measures, or statistical tests, leaving the core accessibility claim unsupported by the evidence presented.
major comments (3)
- Table I is the sole empirical evidence for the paper's central claim that the system is accessible to novice users. The table reports four success rates (0.8, 0.7, 0.9, 0.8) and four timing values with no accompanying methodology: no number of participants, no number of trials per participant, no variance or confidence intervals, no definition of 'novice' versus 'expert,' and no description of the familiarization procedure. A success rate of 0.8 could mean 4/5 trials by a single user or 40/50 across 20 users. Without these details, the accessibility claim is neither supported nor refutable. This is the load-bearing issue: the paper's value proposition is accessibility, and the empirical basis for that proposition is currently absent.
- The novice completion time of 326 seconds for the social interaction task (Table I) — over five minutes for a cube-passing task — raises the question of whether 'success' masks significant operator struggle. The paper does not discuss this timing in the Results section (Section IV) or relate it to the accessibility framing. If novice users require over five minutes to complete a social cube-pass, this may undermine rather than support the accessibility claim. The authors should discuss what constitutes acceptable performance and whether the timing data are consistent with the accessibility narrative introduced in Section I.
- Table II is presented as a comparison of humanoid teleoperation methods (Open Television, Human Plus, Human to Humanoid, and 'Ours'), but the table body is empty in the manuscript — only the row and column headers are visible. The text in Section IV claims that 'our method uniquely supports voice-controlled locomotion, manipulation and social interaction,' but this claim cannot be verified from the table as presented. The comparison should either be populated with the specific capabilities of each system or removed if it cannot be rendered correctly.
minor comments (8)
- Section II.A: The locomotion policy is described as 'based on a pre-trained deep reinforcement learning model' citing [7] and [8], but it is unclear whether the policy was trained by the authors or used directly from prior work. The specific policy used for the H1 platform should be stated.
- Section II.A: The GPT-4 verification step is described qualitatively ('if GPT-4 finds the instruction uncertain'). The criteria for uncertainty and the frequency of misinterpretation in practice should be briefly reported, as this directly affects the real-time teleoperation claim.
- Section II.B: The PD controller gains and IK solver parameters are not reported. While these may be implementation details, including them (or stating they will be released with code) would aid reproducibility.
- Section II.C: The authors note that 'only egocentric view is not suitable for navigation' and plan a waist-mounted camera. This limitation should be discussed in the Results or Discussion, as it may have affected task performance, particularly in the social interaction task requiring navigation between people.
- Table II: The entries for the three comparison methods are blank. If this is a rendering issue, it should be corrected; if the comparison data are unavailable, the table should be revised or removed.
- Figure 1 caption: 'forlocomotion' and 'andsocial' have missing spaces. Section I: 'forlocomotion' and 'manipulationandsocial' — missing spaces.
- The paper does not state whether the system code or data will be made publicly available. Given the emphasis on multimodal data collection for imitation learning, a data availability statement would strengthen the contribution.
- References [7] and [21] use 'Authors' or incomplete author lists. These should be corrected to full author names.
Simulated Author's Rebuttal
We thank the referee for the careful reading and constructive feedback. The referee's three major comments are all valid: (1) Table I lacks the methodological detail needed to evaluate the accessibility claim, (2) the novice completion time of 326 seconds for the social interaction task is not discussed in relation to the accessibility framing, and (3) Table II is rendered empty in the manuscript. We will address all three in the revision. We provide point-by-point responses below.
read point-by-point responses
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Referee: Table I is the sole empirical evidence for the paper's central claim that the system is accessible to novice users. The table reports four success rates (0.8, 0.7, 0.9, 0.8) and four timing values with no accompanying methodology: no number of participants, no number of trials per participant, no variance or confidence intervals, no definition of 'novice' versus 'expert,' and no description of the familiarization procedure. A success rate of 0.8 could mean 4/5 trials by a single user or 40/50 across 20 users. Without these details, the accessibility claim is neither supported nor refutable. This is the load-bearing issue: the paper's value proposition is accessibility, and the empirical basis for that proposition is currently absent.
Authors: The referee is entirely correct. Table I as currently presented omits the methodological detail required for the results to be interpretable or verifiable. We will revise the manuscript to include: (a) the number of participants (5 novice, 2 expert), (b) the number of trials per participant per task (10 trials each), (c) the definition of 'novice' (no prior experience with humanoid teleoperation or VR-based robot control) and 'expert' (the system developers, with extensive prior experience), (d) the familiarization procedure (a 10-minute guided session covering voice command examples, hand-tracking calibration, and one practice trial per task), and (e) per-condition standard deviations for both success rates and completion times. We acknowledge that the current sample size is small (5 novices), and we will add an explicit limitations paragraph noting this and framing the accessibility claim as preliminary evidence rather than a validated conclusion. We agree this is the load-bearing issue and will treat it accordingly. revision: yes
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Referee: The novice completion time of 326 seconds for the social interaction task (Table I) — over five minutes for a cube-passing task — raises the question of whether 'success' masks significant operator struggle. The paper does not discuss this timing in the Results section (Section IV) or relate it to the accessibility framing. If novice users require over five minutes to complete a social cube-pass, this may undermine rather than support the accessibility claim. The authors should discuss what constitutes acceptable performance and whether the timing data are consistent with the accessibility narrative introduced in Section I.
Authors: This is a fair and important observation. The 326-second novice completion time reflects the fact that the social interaction task is a multi-phase sequence: the operator must (1) verbally request the cube from a person, (2) wait for and coordinate the handover via teleoperated manipulation, (3) issue a voice locomotion command to walk to the second person, and (4) execute the second handover. A substantial portion of the time is spent on verbal exchange and locomotion, not on manipulation difficulty per se. However, we agree that the current manuscript does not discuss this timing at all, and that the referee's concern — that prolonged completion times may indicate struggle rather than accessibility — is legitimate. In the revision, we will add a discussion paragraph in Section IV that breaks down where time is spent in the social interaction task, compares novice and expert timing to contextualize the learning curve, and explicitly addresses whether the timing data are consistent with the accessibility framing. We will also soften the accessibility claim to reflect that the system reduces the expertise barrier for initial use, rather than claiming that novice performance matches expert performance. revision: yes
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Referee: Table II is presented as a comparison of humanoid teleoperation methods (Open Television, Human Plus, Human to Humanoid, and 'Ours'), but the table body is empty in the manuscript — only the row and column headers are visible. The text in Section IV claims that 'our method uniquely supports voice-controlled locomotion, manipulation and social interaction,' but this claim cannot be verified from the table as presented. The comparison should either be populated with the specific capabilities of each system or removed if it cannot be rendered correctly.
Authors: The referee is correct that Table II is rendered empty in the current manuscript. This is a formatting error: the table cells were populated in our source file but did not render in the compiled PDF. We will fix the rendering and populate each cell with the specific capabilities of each system. Based on the published descriptions of each method: Open Television [23] supports locomotion and manipulation but not social interaction (no bidirectional audio or verbal social exchange); HumanPlus [19] supports locomotion and manipulation but not social interaction; Human to Humanoid [20] supports locomotion and manipulation but not social interaction; and our system supports all three. We will use check marks and cross marks (or Yes/No) with brief annotations where a capability is partially supported or supported in a different form. We will also ensure the text in Section IV is consistent with the populated table and does not overstate the comparison. revision: yes
Circularity Check
No significant circularity: the paper is an engineering integration paper whose central claims are empirical measurements, not fitted predictions or self-citation chains.
full rationale
This paper presents a humanoid teleoperation system integrating voice-controlled locomotion, VR-based manipulation, and social interaction. The central claim — that novice users achieve 80% success in object manipulation and 70% in social cube-passing (Table I) — is an empirical measurement, not a derivation or prediction. There is no mathematical derivation chain to be circular. The system components (Deepgram for speech-to-text, GPT-4 for command parsing, Pinocchio for inverse kinematics, PD control, Apple Vision Pro for hand tracking) are standard engineering integrations of external tools, not results derived from the authors' own prior theoretical work. Self-citations [6, 7, 21, 22] appear in related-work or future-work contexts (co-manipulation, locomotion policy, embodied reasoning, 3D reconstruction) and are not load-bearing for the paper's central accessibility claim. Reference [7] ('Expressive whole-body control for humanoid robots') is cited as the source of the pre-trained locomotion policy, but this is a component import, not a circular derivation — the paper does not claim to derive the locomotion policy, only to use it. The Table II feature comparison (voice locomotion + manipulation + social interaction) is a straightforward capability checklist, not a renaming of a known result. The absence of trial counts, variance, and statistical methodology in Table I is a correctness and experimental-rigor concern, not a circularity issue — the success rates are measured outcomes, not fitted parameters repackaged as predictions. No step in the paper reduces to its own inputs by construction.
Axiom & Free-Parameter Ledger
free parameters (2)
- PD controller gains =
Not stated
- IK solver parameters =
Not stated
axioms (3)
- domain assumption Pre-trained RL locomotion policy produces robust bipedal locomotion
- domain assumption GPT-4 can reliably parse natural language locomotion commands into structured control commands
- domain assumption Apple Vision Pro wrist and finger tracking is sufficiently accurate for dexterous manipulation retargeting
read the original abstract
Humanoid robots can extend human presence to remote, constrained, or hazardous environments, but existing teleoperation interfaces often require physically demanding motion tracking or cognitively demanding low-level control. This paper presents an immersive teleoperation framework that integrates voice-controlled locomotion, VR-based manipulation, and bidirectional social interaction for whole-body humanoid control. Using Apple Vision Pro, the operator receives egocentric visual feedback, issues natural-language locomotion commands, and teleoperates the robot's arms and dexterous hands through wrist and finger tracking. An LLM-assisted voice-control module converts spoken instructions into high-level locomotion commands, while the manipulation module retargets human hand motions to the robot through inverse kinematics and PD control. The system also records multimodal data, including egocentric RGB observations, voice/text commands, joint states, hand motions, and eye-gaze signals, supporting future imitation learning and autonomy. We evaluate the framework on a Unitree H1 humanoid equipped with dexterous hands in manipulation and social interaction tasks. Results show that novice users can successfully operate the system after brief familiarization, achieving 80\% success in object manipulation and 70\% success in a social cube-passing task. These results demonstrate the potential of immersive, language-assisted teleoperation as an accessible interface for humanoid interaction, remote assistance, and multimodal data collection.
Figures
Reference graph
Works this paper leans on
-
[1]
Washington, DC: The National Academies Press, 2020
National Academies of Sciences, Engineering, and Medicine, Social Isolation and Loneliness in Older Adults: Oppor- tunities for the Health Care System. Washington, DC: The National Academies Press, 2020. [Online]. Avail- able: https://nap.nationalacademies.org/catalog/25663/social-isolation- and-loneliness-in-older-adults-opportunities-for-the
work page 2020
-
[2]
Teleoperation for urban search and rescue applications,
J. T. Isaacs, K. Knoedler, A. Herdering, M. Beylik, and H. Quin- tero, “Teleoperation for urban search and rescue applications,”Field Robotics, vol. 2, pp. 1177–1190, 2022
work page 2022
-
[3]
Bilateral teleoperation: An historical survey,
P. Hokayem and M. W. Spong, “Bilateral teleoperation: An historical survey,”Automatica, vol. 42, no. 12, pp. 2035–2057, 2006
work page 2035
-
[4]
Teleoperation of humanoid robots: A survey,
K. Darvish, L. Penco, J. Ramos, R. Cisneros, J. Pratt, E. Yoshida, S. Ivaldi, and D. Pucci, “Teleoperation of humanoid robots: A survey,”HAL, 2023. [Online]. Available: https://hal.science/hal- 03931966v1/file/main.pdf
work page 2023
-
[5]
Still not solved: A call for renewed focus on user-centered teleoperation interfaces,
D. J. Rea and Y . Seo, “Still not solved: A call for renewed focus on user-centered teleoperation interfaces,”Frontiers in Robotics and AI, vol. 9, p. 704225, 2022. [Online]. Available: https://www.frontiersin.org/articles/10.3389/frobt.2022.704225/full
-
[6]
H2-compact: Human-humanoid co-manipulation via adaptive contact trajectory policies,
G. C. R. Bethala, H. Huang, N. Pudasaini, A. M. Ali, S. Yuan, C. Wen, A. Tzes, and Y . Fang, “H2-compact: Human-humanoid co-manipulation via adaptive contact trajectory policies,” in2025 IEEE-RAS 24th International Conference on Humanoid Robots (Hu- manoids), 2025, pp. 1004–1011
work page 2025
-
[7]
Expressive Whole-Body Control for Humanoid Robots
Authors, “Expressive whole-body control for humanoid robots,” arXiv preprint arXiv:2402.16796, 2023. [Online]. Available: https://arxiv.org/abs/2402.16796
work page internal anchor Pith review Pith/arXiv arXiv 2023
-
[8]
RMA: Rapid Motor Adaptation for Legged Robots
A. Kumar, Z. Fu, D. Pathak, and J. Malik, “Rma: Rapid motor adaptation for legged robots,” inRobotics: Science and Systems (RSS), 2021. [Online]. Available: https://arxiv.org/abs/2107.04034
work page internal anchor Pith review Pith/arXiv arXiv 2021
-
[9]
Deepgram, “Deepgram speech recognition,” https://deepgram.com, 2023
work page 2023
-
[10]
OpenAI, “Gpt-4 technical report,” https://openai.com/research/gpt-4, 2023
work page 2023
-
[11]
Silero models: pre-trained enterprise-grade stt / tts models and benchmarks,
S. Team, “Silero models: pre-trained enterprise-grade stt / tts models and benchmarks,” https://github.com/snakers4/silero-models, 2021
work page 2021
-
[12]
Livkit: An open-source toolkit for real-time human-robot interaction,
LivKit, “Livkit: An open-source toolkit for real-time human-robot interaction,” https://github.com/livekit/agents, 2023
work page 2023
-
[13]
(2023) Introducing apple vision pro: Apple’s first spatial computer
Apple. (2023) Introducing apple vision pro: Apple’s first spatial computer. Accessed: Jan. 13, 2024. [Online]. Avail- able: https://www.apple.com/newsroom/2023/06/introducing-apple- vision-pro/
work page 2023
-
[14]
Using apple vision pro to train and control robots,
Y . Park and P. Agrawal, “Using apple vision pro to train and control robots,” 2024. [Online]. Available: https://github.com/Improbable- AI/VisionProTeleop
work page 2024
-
[15]
Inspire Robots, “Dexterous hands,” 2024, [Online; ac- cessed Jun. 2024]. [Online]. Available: https://www.inspire- robots.store/collections/the-dexterous-hands
work page 2024
-
[16]
Stack of Tasks, “Pinocchio CLIK,” 2024, [Online; accessed Jun. 2024]. [Online]. Available: https://gepettoweb.laas.fr/doc/stack-of- tasks/pinocchio/master/doxygen-html/md doc b-examples i-inverse- kinematics.html
work page 2024
-
[17]
Pinocchio: Fast Forward and Inverse Dynamics for Poly-Articulated Systems,
J. Carpentier, F. Valenza, N. Mansardet al., “Pinocchio: Fast Forward and Inverse Dynamics for Poly-Articulated Systems,” 2015–2021. [Online]. Available: https://stack-of-tasks.github.io/pinocchio
work page 2015
-
[18]
Ros: an open-source robot operating system,
M. Quigley, K. Conley, B. Gerkey, J. Faust, T. Foote, J. Leibs, R. Wheeler, and A. Y . Ng, “Ros: an open-source robot operating system,” inICRA workshop on open source software, vol. 3, no. 3.2, 2009, p. 5
work page 2009
-
[19]
HumanPlus: Humanoid Shadowing and Imitation from Humans
Z. Fu, Q. Zhao, Q. Wu, G. Wetzstein, and C. Finn, “Humanplus: Humanoid shadowing and imitation from humans,” 2024. [Online]. Available: https://arxiv.org/abs/2406.10454
work page internal anchor Pith review Pith/arXiv arXiv 2024
-
[20]
Learning human-to-humanoid real-time whole-body teleoperation,
T. He, Z. Luo, W. Xiao, C. Zhang, K. Kitani, C. Liu, and G. Shi, “Learning human-to-humanoid real-time whole-body teleoperation,”
-
[21]
Learning Human-to-Humanoid Real-Time Whole-Body Teleoperation
[Online]. Available: https://arxiv.org/abs/2403.04436
work page internal anchor Pith review Pith/arXiv arXiv
-
[22]
C. Wen, G. C. R. Bethala, Y . Hao, N. Pudasaini, H. Huang, S. Yuan, B. Huang, A. Nguyen, M. Wang, A. Tzeset al., “Humanoid agent via embodied chain-of-action reasoning with multimodal foundation mod- els for zero-shot loco-manipulation,”arXiv preprint arXiv:2504.09532, 2025
-
[23]
Hierarchical Scoring with 3D Gaussian Splatting for Instance Image-Goal Navigation
Y . Deng, S. Yuan, G. C. R. Bethala, A. Tzes, Y .-S. Liu, and Y . Fang, “Hierarchical scoring with 3d gaussian splatting for instance image- goal navigation,”arXiv preprint arXiv:2506.07338, 2025
work page internal anchor Pith review Pith/arXiv arXiv 2025
-
[24]
Open-TeleVision: Teleoperation with Immersive Active Visual Feedback
X. Cheng, J. Li, S. Yang, G. Yang, and X. Wang, “Open-television: Teleoperation with immersive active visual feedback,” 2024. [Online]. Available: https://arxiv.org/abs/2407.01512
work page internal anchor Pith review Pith/arXiv arXiv 2024
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