Efficient Geometry Compression and Communication for 3D Gaussian Splatting Point Clouds

Kavli Affiliate: Wei Gao | First 5 Authors: , , , , | Summary: Storage and transmission challenges in dynamic 3D scene representation based on the i3DV platform, With increasing scene complexity, the explosive growth of 3D Gaussian data volume causes excessive storage space occupancy. To address this issue, we propose adopting the AVS PCRM […]


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AdaDPCC: Adaptive Rate Control and Rate-Distortion-Complexity Optimization for Dynamic Point Cloud Compression

Kavli Affiliate: Wei Gao | First 5 Authors: Chenhao Zhang, Chenhao Zhang, , , | Summary: Dynamic point cloud compression (DPCC) is crucial in applications like autonomous driving and AR/VR. Current compression methods face challenges with complexity management and rate control. This paper introduces a novel dynamic coding framework that supports variable bitrate and computational […]


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Learned Rate Control for Frame-Level Adaptive Neural Video Compression via Dynamic Neural Network

Kavli Affiliate: Wei Gao | First 5 Authors: Chenhao Zhang, Chenhao Zhang, , , | Summary: Neural Video Compression (NVC) has achieved remarkable performance in recent years. However, precise rate control remains a challenge due to the inherent limitations of learning-based codecs. To solve this issue, we propose a dynamic video compression framework designed for […]


Continue.. Learned Rate Control for Frame-Level Adaptive Neural Video Compression via Dynamic Neural Network

Traversing the Narrow Path: A Two-Stage Reinforcement Learning Framework for Humanoid Beam Walking

Kavli Affiliate: Wei Gao | First 5 Authors: TianChen Huang, TianChen Huang, , , | Summary: Traversing narrow beams is challenging for humanoids due to sparse, safety-critical contacts and the fragility of purely learned policies. We propose a physically grounded, two-stage framework that couples an XCoM/LIPM footstep template with a lightweight residual planner and a […]


Continue.. Traversing the Narrow Path: A Two-Stage Reinforcement Learning Framework for Humanoid Beam Walking

Traversing the Narrow Path: A Two-Stage Reinforcement Learning Framework for Humanoid Beam Walking

Kavli Affiliate: Wei Gao | First 5 Authors: TianChen Huang, TianChen Huang, , , | Summary: Traversing narrow beams is challenging for humanoids due to sparse, safety-critical contacts and the fragility of purely learned policies. We propose a physically grounded, two-stage framework that couples an XCoM/LIPM footstep template with a lightweight residual planner and a […]


Continue.. Traversing the Narrow Path: A Two-Stage Reinforcement Learning Framework for Humanoid Beam Walking

Traversing the Narrow Path: A Two-Stage Reinforcement Learning Framework for Humanoid Beam Walking

Kavli Affiliate: Wei Gao | First 5 Authors: TianChen Huang, TianChen Huang, , , | Summary: Traversing narrow paths is challenging for humanoid robots due to the sparse and safety-critical footholds required. Purely template-based or end-to-end reinforcement learning-based methods suffer from such harsh terrains. This paper proposes a two stage training framework for such narrow […]


Continue.. Traversing the Narrow Path: A Two-Stage Reinforcement Learning Framework for Humanoid Beam Walking

Traversing Narrow Paths: A Two-Stage Reinforcement Learning Framework for Robust and Safe Humanoid Walking

Kavli Affiliate: Wei Gao | First 5 Authors: TianChen Huang, TianChen Huang, , , | Summary: Traversing narrow paths is challenging for humanoid robots due to the sparse and safety-critical footholds required. Purely template-based or end-to-end reinforcement learning-based methods suffer from such harsh terrains. This paper proposes a two stage training framework for such narrow […]


Continue.. Traversing Narrow Paths: A Two-Stage Reinforcement Learning Framework for Robust and Safe Humanoid Walking

Electrical Impedance Tomography with an Integrated Picoliter-Volume Subtractive Microfluidic Chamber in 65 nm CMOS

Kavli Affiliate: Ali Hajimiri | First 5 Authors: Antonio Victor Machado de Oliveira, Antonio Victor Machado de Oliveira, , , | Summary: Electrical impedance tomography with fully integrated microfluidics and electronics is presented for the first time in a CMOS chip. Chambers and electrodes are fabricated in the interconnect layers of a 65 nm CMOS […]


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Optimized Observation Sequencing in Low-Earth Orbit with the SPHEREx Survey Planning Software

Kavli Affiliate: James Bock | First 5 Authors: Sean Bryan, Sean Bryan, , , | Summary: SPHEREx is a NASA infrared astronomy mission that launched on March 12th, 2025 and is operating successfully in low-Earth orbit (LEO). The mission is currently observing the entire sky in 102 spectral channels in four independent all-sky surveys and […]


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Three-dimensional hyperspectral imaging with optical microcombs

Kavli Affiliate: Kerry Vahala | First 5 Authors: Stephan Amann, Stephan Amann, , , | Summary: Optical frequency combs have revolutionised time and frequency metrology [1, 2]. The advent of microresonator-based frequency combs (‘microcombs’ [3-5]) is set to lead to the miniaturisation of devices that are ideally suited to a wide range of applications, including […]


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