DIGIT: A Novel Design for a Low-Cost Compact High-Resolution Tactile Sensor with Application to In-Hand Manipulation
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Abstract (arXiv)
Despite decades of research, general purpose in-hand manipulation remains one of the unsolved challenges of robotics. One of the contributing factors that limit current robotic manipulation systems is the difficulty of precisely sensing contact forces -- sensing and reasoning about contact forces are crucial to accurately control interactions with the environment. As a step towards enabling better robotic manipulation, we introduce DIGIT, an inexpensive, compact, and high-resolution tactile sensor geared towards in-hand manipulation. DIGIT improves upon past vision-based tactile sensors by miniaturizing the form factor to be mountable on multi-fingered hands, and by providing several design improvements that result in an easier, more repeatable manufacturing process, and enhanced reliability. We demonstrate the capabilities of the DIGIT sensor by training deep neural network model-based controllers to manipulate glass marbles in-hand with a multi-finger robotic hand. To provide the robotic community access to reliable and low-cost tactile sensors, we open-source the DIGIT design at https://digit.ml/.
Key facts. Cited by 164 papers in the map (data through 7 Oct 2026). First posted on arXiv 29 May 2020.
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Citing papers per year: 2020: 1; 2021: 12; 2022: 14; 2023: 18; 2024: 34; 2025: 41; 2026: 44.
164 papers.
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- 2024Aligning Cyber Space with Physical World: A Comprehensive Survey on Embodied AIcited by 175
- 2022Masked World Models for Visual Controlcited by 169
- 2025Reactive Diffusion Policy: Slow-Fast Visual-Tactile Policy Learning for Contact-Rich Manipulationcited by 103
- 2024Binding Touch to Everything: Learning Unified Multimodal Tactile Representationscited by 94
- 2023General In-Hand Object Rotation with Vision and Touchcited by 87
- 2022Touch and Go: Learning from Human-Collected Vision and Touchcited by 84
- 2025Vision-Language-Action Models for Robotics: A Review Towards Real-World Applicationscited by 82
- 2022DexPoint: Generalizable Point Cloud Reinforcement Learning for Sim-to-Real Dexterous Manipulationcited by 78
- 2023Rotating without Seeing: Towards In-hand Dexterity through Touchcited by 78
- 2022ObjectFolder 2.0: A Multisensory Object Dataset for Sim2Real Transfercited by 73
- 2024A Touch, Vision, and Language Dataset for Multimodal Alignmentcited by 68
- 2021ObjectFolder: A Dataset of Objects with Implicit Visual, Auditory, and Tactile Representationscited by 67
38 more
- 20243D-ViTac: Learning Fine-Grained Manipulation with Visuo-Tactile Sensingcited by 67
- 2022Theseus: A Library for Differentiable Nonlinear Optimizationcited by 64
- 2020Model-Based Inverse Reinforcement Learning from Visual Demonstrationscited by 52
- 2023Robot Synesthesia: In-Hand Manipulation with Visuotactile Sensingcited by 51
- 2025AnyTouch: Learning Unified Static-Dynamic Representation across Multiple Visuo-tactile Sensorscited by 46
- 2024Transferable Tactile Transformers for Representation Learning Across Diverse Sensors and Taskscited by 44
- 2025VLA-Touch: Enhancing Vision-Language-Action Models with Dual-Level Tactile Feedbackcited by 37
- 2021GelSight Wedge: Measuring High-Resolution 3D Contact Geometry with a Compact Robot Fingercited by 34
- 2021Active 3D Shape Reconstruction from Vision and Touchcited by 34
- 2024A Survey of Embodied Learning for Object-Centric Robotic Manipulationcited by 34
- 2021ReSkin: versatile, replaceable, lasting tactile skinscited by 33
- 2024The Essential Role of Causality in Foundation World Models for Embodied AIcited by 32
- 2024Multimodal Visual-Tactile Representation Learning through Self-Supervised Contrastive Pre-Trainingcited by 30
- 2023Neural feels with neural fields: Visuo-tactile perception for in-hand manipulationcited by 28
- 2024Tactile-Augmented Radiance Fieldscited by 26
- 2023The Power of the Senses: Generalizable Manipulation from Vision and Touch through Masked Multimodal Learningcited by 24
- 2024AnySkin: Plug-and-play Skin Sensing for Robotic Touchcited by 22
- 2024AnyRotate: Gravity-Invariant In-Hand Object Rotation with Sim-to-Real Touchcited by 18
- 2024RoboPack: Learning Tactile-Informed Dynamics Models for Dense Packingcited by 18
- 2021Tactile Sim-to-Real Policy Transfer via Real-to-Sim Image Translationcited by 17
- 2023Learning to Read Braille: Bridging the Tactile Reality Gap with Diffusion Modelscited by 17
- 2025A Survey of Robotic Navigation and Manipulation with Physics Simulators in the Era of Embodied AIcited by 16
- 2023TouchSDF: A DeepSDF Approach for 3D Shape Reconstruction using Vision-Based Tactile Sensingcited by 15
- 2024Hierarchical State Space Models for Continuous Sequence-to-Sequence Modelingcited by 15
- 2021Towards Learning to Play Piano with Dexterous Hands and Touchcited by 14
- 2024Hearing Touch: Audio-Visual Pretraining for Contact-Rich Manipulationcited by 14
- 2025Learning to Feel the Future: DreamTacVLA for Contact-Rich Manipulationcited by 14
- 2022DenseTact: Optical Tactile Sensor for Dense Shape Reconstructioncited by 13
- 2022Neural Contact Fields: Tracking Extrinsic Contact with Tactile Sensingcited by 13
- 2023Visual-Tactile Sensing for In-Hand Object Reconstructioncited by 13
- 2024Learning In-Hand Translation Using Tactile Skin With Shear and Normal Force Sensingcited by 13
- 2025PolyTouch: A Robust Multi-Modal Tactile Sensor for Contact-rich Manipulation Using Tactile-Diffusion Policiescited by 13
- 2022TANDEM: Learning Joint Exploration and Decision Making with Tactile Sensorscited by 12
- 2022Visuo-Haptic Object Perception for Robots: An Overviewcited by 12
- 2023Evetac: An Event-based Optical Tactile Sensor for Robotic Manipulationcited by 12
- 2024Snap-it, Tap-it, Splat-it: Tactile-Informed 3D Gaussian Splatting for Reconstructing Challenging Surfacescited by 12
- 2023AcTExplore: Active Tactile Exploration of Unknown Objectscited by 11
- 2024TextToucher: Fine-Grained Text-to-Touch Generationcited by 11
50 most cited of 164 All 164 (JSON)
- 2026Uni-VLaT: Whole-Body Tactile Adaptation of VLA Policies for Humanoid Loco-Manipulation28 Sep 2026
- 2026Self-Supervised Anchoring of Fingertip Sensing to Proprioception and Proactive Actions for Robot Imitation Learning24 Sep 2026
- 2026Calibration-Free Surface Normals Estimation in Vision-Based Tactile Sensing using Universal Photometric Stereo23 Sep 2026
- 2026Learning tactile perception from high-bandwidth single-point sensing21 Sep 2026
- 2026Tactile-JEPA: Topology-Aware Self-Supervised Representation Learning for Distributed Tactile Sensors21 Sep 2026
- 2026TouchSight: Bare-Handed Tactile Prediction from Egocentric Video via Generative Visual Augmentation17 Sep 2026
- 2026TacSushi: Tactile-Grounded World-Action Modeling for Dexterous Sushi Manipulation17 Sep 2026
- 2026SlipSense: Multimodal Tactile Learning for Low-Latency and Generalized Slip Detection14 Sep 2026
- 2026Bench2Dex: Benchmarking Visuo-Tactile Bimanual Dexterous Manipulation Across Dexterous Hands14 Sep 2026
- 2026Language-Guided Representation Learning for Robust Cross-Sensor Material Recognition13 Sep 2026
- 2026DeCAL: Towards Physically-Grounded Dexterous Vision-Language-Action Models via Contact-Aware Latent Co-Imagination8 Sep 2026
- 2026BIDETA: Brain-Inspired Data-Efficient Tactile Adaptation for Unseen Sensors8 Sep 2026
38 more
- 2026TacPAC: Tactile Prediction and Real-Time Action Correction in World-Action Models for Contact-Rich Manipulation4 Sep 2026
- 2026Proximity3D: Shape from Capacitive Proximity on Sensing Manifold31 Aug 2026
- 2026Weights or Skills? A Survey of Robot-Learning Techniques: from Action-Predicting Weights to Robots that Write their Own Skills3 Aug 2026
- 2026OmniTacTune: Policy-Agnostic Real-World RL for Tactile Residual Adaptation of Visual Policies4 Jul 2026
- 2026RCT: A Robot-Collected Touch-Vision-Language Dataset for Tactile Generalization30 Jun 2026
- 2026UniTac: A Unified Multimodal Model for Cross-Sensor Tactile Understanding and Generation30 Jun 2026
- 2026NoContactNoWorries: Estimating Contact through Vision and Proprioception for In-Hand Dexterous Manipulation23 Jun 2026
- 2026Contact-Based Fringe Projection Profilometry for High-Resolution 3-D Surface Measurement of Reflective and Transparent Objects16 Jun 2026
- 2026More with LESS -- Local Scene Representations for Tactile Imaging12 Jun 2026
- 2026Tac-DINO: Learning Vision-Tactile Features with Patch Alignment10 Jun 2026
- 2026EgoTactile: Learning Grasp Pressure for Everyday Objects from Egocentric Video8 Jun 2026
- 2026Tac2Pix: Image-Space Visuo-Tactile Fusion for Dexterous Manipulation7 Jun 2026
- 2026Touch-R1: Reinforcing Touch Reasoning in MLLMs26 May 2026
- 2026Tactile-based Multimodal Fusion in Embodied Intelligence: A Survey of Vision, Language, and Contact-Driven Paradigms17 May 2026
- 2026Let Robots Feel Your Touch: Visuo-Tactile Cortical Alignment for Embodied Mirror Resonance14 May 2026
- 2026FlexiTac: A Low-Cost, Open-Source, Scalable Tactile Sensing Solution for Robotic Systems30 Apr 2026
- 2026DOT-Sim: Differentiable Optical Tactile Simulation with Precise Real-to-Sim Physical Calibration30 Apr 2026
- 2026SPLIT: Separating Physical-Contact via Latent Arithmetic in Image-Based Tactile Sensors27 Apr 2026
- 2026VitaTouch: Property-Aware Vision-Tactile-Language Model for Robotic Quality Inspection in Manufacturing2 Apr 2026
- 2026Transparent Fragments Contour Estimation via Visual-Tactile Fusion for Autonomous Reassembly18 Mar 2026
- 2026Tactile Modality Fusion for Vision-Language-Action Models15 Mar 2026
- 2026FlowTouch: View-Invariant Visuo-Tactile Prediction9 Mar 2026
- 2026SemanticFeels: Semantic Labeling during In-Hand Manipulation15 Feb 2026
- 2026Symmetry-Aware Fusion of Vision and Tactile Sensing via Bilateral Force Priors for Robotic Manipulation14 Feb 2026
- 2026Monocular Reconstruction of Neural Tactile Fields13 Feb 2026
- 2026TaCo: A Benchmark for Lossless and Lossy Codecs of Heterogeneous Tactile Data10 Feb 2026
- 2026AnyTouch 2: General Optical Tactile Representation Learning For Dynamic Tactile Perception10 Feb 2026
- 2026RAPID: Reconfigurable, Adaptive Platform for Iterative Design6 Feb 2026
- 2026Test-Time Adaptation for Tactile-Vision-Language Models31 Jan 2026
- 2026TaF-VLA: Tactile-Force Alignment in Vision-Language-Action Models for Force-aware Manipulation28 Jan 2026
- 2026A Vision for Multisensory Intelligence: Sensing, Science, and Synergy8 Jan 2026
- 2026OmniVaT: Single Domain Generalization for Multimodal Visual-Tactile Learning1 Jan 2026
- 2025Learning to Feel the Future: DreamTacVLA for Contact-Rich Manipulation29 Dec 2025
- 2025Simultaneous Tactile-Visual Perception for Learning Multimodal Robot Manipulation10 Dec 2025
- 2025OSMO: Open-Source Tactile Glove for Human-to-Robot Skill Transfer9 Dec 2025
- 2025TouchFormer: A Robust Transformer-based Framework for Multimodal Material Perception24 Nov 2025
- 2025Toward Artificial Palpation: Representation Learning of Touch on Soft Bodies20 Nov 2025
- 2025Collaborative Representation Learning for Alignment of Tactile, Language, and Vision Modalities14 Nov 2025
50 newest of 164 All 164 (JSON)
- 2025VLA-Touch: Enhancing Vision-Language-Action Models with Dual-Level Tactile Feedbackcited by 37
- 2025Learning to Feel the Future: DreamTacVLA for Contact-Rich Manipulationcited by 14
- 2026TaF-VLA: Tactile-Force Alignment in Vision-Language-Action Models for Force-aware Manipulationcited by 11
- 2025Robot Control Stack: A Lean Ecosystem for Robot Learning at Scalecited by 8
- 2026Tactile Modality Fusion for Vision-Language-Action Modelscited by 2
- 2026Uni-VLaT: Whole-Body Tactile Adaptation of VLA Policies for Humanoid Loco-Manipulationcited by 0
- 2026Uni-VLaT: Whole-Body Tactile Adaptation of VLA Policies for Humanoid Loco-Manipulation28 Sep 2026
- 2026Tactile Modality Fusion for Vision-Language-Action Models15 Mar 2026
- 2026TaF-VLA: Tactile-Force Alignment in Vision-Language-Action Models for Force-aware Manipulation28 Jan 2026
- 2025Learning to Feel the Future: DreamTacVLA for Contact-Rich Manipulation29 Dec 2025
- 2025Robot Control Stack: A Lean Ecosystem for Robot Learning at Scale18 Sep 2025
- 2025VLA-Touch: Enhancing Vision-Language-Action Models with Dual-Level Tactile Feedback23 Jul 2025
- 2025Reactive Diffusion Policy: Slow-Fast Visual-Tactile Policy Learning for Contact-Rich Manipulationcited by 103
- 2023Learning to Read Braille: Bridging the Tactile Reality Gap with Diffusion Modelscited by 17
- 2023Sim2Real Bilevel Adaptation for Object Surface Classification using Vision-Based Tactile Sensorscited by 4
- 2025Touch2Shape: Touch-Conditioned 3D Diffusion for Shape Exploration and Reconstructioncited by 4
- 2025Touch2Shape: Touch-Conditioned 3D Diffusion for Shape Exploration and Reconstruction19 May 2025
- 2025Reactive Diffusion Policy: Slow-Fast Visual-Tactile Policy Learning for Contact-Rich Manipulation4 Mar 2025
- 2023Sim2Real Bilevel Adaptation for Object Surface Classification using Vision-Based Tactile Sensors2 Nov 2023
- 2023Learning to Read Braille: Bridging the Tactile Reality Gap with Diffusion Models3 Apr 2023
- 2022Masked World Models for Visual Controlcited by 169
- 2024The Essential Role of Causality in Foundation World Models for Embodied AIcited by 32
- 2026TacPAC: Tactile Prediction and Real-Time Action Correction in World-Action Models for Contact-Rich Manipulationcited by 1
- 2026TacSushi: Tactile-Grounded World-Action Modeling for Dexterous Sushi Manipulationcited by 0
- 2026TacSushi: Tactile-Grounded World-Action Modeling for Dexterous Sushi Manipulation17 Sep 2026
- 2026TacPAC: Tactile Prediction and Real-Time Action Correction in World-Action Models for Contact-Rich Manipulation4 Sep 2026
- 2024The Essential Role of Causality in Foundation World Models for Embodied AI6 Feb 2024
- 2022Masked World Models for Visual Control28 Jun 2022
- 2026Touch-R1: Reinforcing Touch Reasoning in MLLMscited by 0
- 2026Touch-R1: Reinforcing Touch Reasoning in MLLMs26 May 2026
- 2024Aligning Cyber Space with Physical World: A Comprehensive Survey on Embodied AIcited by 175
- 2024Binding Touch to Everything: Learning Unified Multimodal Tactile Representationscited by 94
- 2023General In-Hand Object Rotation with Vision and Touchcited by 87
- 2022Touch and Go: Learning from Human-Collected Vision and Touchcited by 84
- 2022DexPoint: Generalizable Point Cloud Reinforcement Learning for Sim-to-Real Dexterous Manipulationcited by 78
- 2023Rotating without Seeing: Towards In-hand Dexterity through Touchcited by 78
- 2022ObjectFolder 2.0: A Multisensory Object Dataset for Sim2Real Transfercited by 73
- 2024A Touch, Vision, and Language Dataset for Multimodal Alignmentcited by 68
- 2021ObjectFolder: A Dataset of Objects with Implicit Visual, Auditory, and Tactile Representationscited by 67
- 20243D-ViTac: Learning Fine-Grained Manipulation with Visuo-Tactile Sensingcited by 67
- 2022Theseus: A Library for Differentiable Nonlinear Optimizationcited by 64
- 2023Robot Synesthesia: In-Hand Manipulation with Visuotactile Sensingcited by 51
12 most cited of 144 All 144 (JSON)
- 2026Calibration-Free Surface Normals Estimation in Vision-Based Tactile Sensing using Universal Photometric Stereo23 Sep 2026
- 2026Learning tactile perception from high-bandwidth single-point sensing21 Sep 2026
- 2026Tactile-JEPA: Topology-Aware Self-Supervised Representation Learning for Distributed Tactile Sensors21 Sep 2026
- 2026TouchSight: Bare-Handed Tactile Prediction from Egocentric Video via Generative Visual Augmentation17 Sep 2026
- 2026SlipSense: Multimodal Tactile Learning for Low-Latency and Generalized Slip Detection14 Sep 2026
- 2026Bench2Dex: Benchmarking Visuo-Tactile Bimanual Dexterous Manipulation Across Dexterous Hands14 Sep 2026
- 2026Language-Guided Representation Learning for Robust Cross-Sensor Material Recognition13 Sep 2026
- 2026DeCAL: Towards Physically-Grounded Dexterous Vision-Language-Action Models via Contact-Aware Latent Co-Imagination8 Sep 2026
- 2026BIDETA: Brain-Inspired Data-Efficient Tactile Adaptation for Unseen Sensors8 Sep 2026
- 2026Proximity3D: Shape from Capacitive Proximity on Sensing Manifold31 Aug 2026
- 2026Weights or Skills? A Survey of Robot-Learning Techniques: from Action-Predicting Weights to Robots that Write their Own Skills3 Aug 2026
- 2026OmniTacTune: Policy-Agnostic Real-World RL for Tactile Residual Adaptation of Visual Policies4 Jul 2026
12 newest of 144 All 144 (JSON)