English
Related papers

Related papers: PACE: Post-Causal Entropy Modeling for Learned LiD…

200 papers

Emerging event cameras acquire visual information by detecting time domain brightness changes asynchronously at the pixel level and, unlike conventional cameras, are able to provide high temporal resolution, very high dynamic range, low…

Multimedia · Computer Science 2024-11-06 Ahmadreza Sezavar , Catarina Brites , Joao Ascenso

Entropy estimation is essential for the performance of learned image compression. It has been demonstrated that a transformer-based entropy model is of critical importance for achieving a high compression ratio, however, at the expense of a…

Image and Video Processing · Electrical Eng. & Systems 2024-02-28 A. Burakhan Koyuncu , Panqi Jia , Atanas Boev , Elena Alshina , Eckehard Steinbach

LiDAR's dense, sharp point cloud (PC) representations of the surrounding environment enable accurate perception and significantly improve road safety by offering greater scene awareness and understanding. However, LiDAR's high cost…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 William Muckelroy , Mohammed Alsakabi , John Dolan , Ozan Tonguz

Recent advancements in point cloud compression have primarily emphasized geometry compression while comparatively fewer efforts have been dedicated to attribute compression. This study introduces an end-to-end learned dynamic lossy…

Image and Video Processing · Electrical Eng. & Systems 2024-08-21 Dat Thanh Nguyen , Daniel Zieger , Marc Stamminger , Andre Kaup

Large reasoning models have demonstrated remarkable performance on complex reasoning tasks, yet the excessive length of their chain-of-thought outputs remains a major practical bottleneck due to high computation cost and poor deployability.…

Computation and Language · Computer Science 2025-11-25 Hourun Zhu , Yang Gao , Wenlong Fei , Jiawei Li , Huashan Sun

The entropy bottleneck introduced by Ball\'e et al. is a common component used in many learned compression models. It encodes a transformed latent representation using a static distribution whose parameters are learned during training.…

Image and Video Processing · Electrical Eng. & Systems 2024-06-21 Mateen Ulhaq , Ivan V. Bajić

Large-scale deep learning models impose substantial communication overh ead in distributed training, particularly in bandwidth-constrained or heterogeneous clo ud-edge environments. Conventional synchronous or fixed-compression techniques o…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-12-23 Yi Yang , Ziyu Lin , Liesheng Wei

In this paper, we propose a deep hierarchical attention context model for lossless attribute compression of point clouds, leveraging a multi-resolution spatial structure and residual learning. A simple and effective Level of Detail (LoD)…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Yueru Chen , Wei Zhang , Dingquan Li , Jing Wang , Ge Li

Deep learning models in robotics often output point estimates with poorly calibrated confidences, offering no native mechanism to quantify predictive reliability under novel, noisy, or out-of-distribution inputs. Conformal prediction (CP)…

Robotics · Computer Science 2025-09-29 Divake Kumar , Sina Tayebati , Francesco Migliarba , Ranganath Krishnan , Amit Ranjan Trivedi

While context compression can mitigate the growing inference costs of Large Language Models (LLMs) by shortening contexts, existing methods that specify a target compression ratio or length suffer from unpredictable performance degradation,…

Computation and Language · Computer Science 2026-03-23 Runsong Zhao , Shilei Liu , Jiwei Tang , Langming Liu , Haibin Chen , Weidong Zhang , Yujin Yuan , Tong Xiao , Jingbo Zhu , Wenbo Su , Bo Zheng

Low-latency instance segmentation of LiDAR point clouds is crucial in real-world applications because it serves as an initial and frequently-used building block in a robot's perception pipeline, where every task adds further delay.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Andreas Reich , Mirko Maehlisch

High-dimensional observations and unknown dynamics are major challenges when applying optimal control to many real-world decision making tasks. The Learning Controllable Embedding (LCE) framework addresses these challenges by embedding the…

Machine Learning · Computer Science 2020-03-03 Rui Shu , Tung Nguyen , Yinlam Chow , Tuan Pham , Khoat Than , Mohammad Ghavamzadeh , Stefano Ermon , Hung H. Bui

Metaphor requires a language model to resolve a token whose contextual meaning diverges from its basic literal sense. Understanding how transformer models organize this reinterpretation across depth remains an open problem in mechanistic…

Computation and Language · Computer Science 2026-05-21 Lawhori Chakrabarti , Jennifer Johnson-Leung , Bert Baumgaertner , Aleksandar Vakanski , Min Xian , Boyu Zhang

The entropy of the codes usually serves as the rate loss in the recent learned lossy image compression methods. Precise estimation of the probabilistic distribution of the codes plays a vital role in the performance. However, existing deep…

Image and Video Processing · Electrical Eng. & Systems 2020-05-12 Mu Li , Kai Zhang , Wangmeng Zuo , Radu Timofte , David Zhang

Entropy modeling is a key component for high-performance image compression algorithms. Recent developments in autoregressive context modeling helped learning-based methods to surpass their classical counterparts. However, the performance of…

Image and Video Processing · Electrical Eng. & Systems 2024-02-28 A. Burakhan Koyuncu , Han Gao , Atanas Boev , Georgii Gaikov , Elena Alshina , Eckehard Steinbach

Achieving backward compatibility when rolling out new models can highly reduce costs or even bypass feature re-encoding of existing gallery images for in-production visual retrieval systems. Previous related works usually leverage losses…

Computer Vision and Pattern Recognition · Computer Science 2021-08-05 Qiang Meng , Chixiang Zhang , Xiaoqiang Xu , Feng Zhou

Autonomous vehicles deployed in remote environments typically rely on embedded processors, compact batteries, and lightweight sensors. These hardware limitations conflict with the need to derive robust representations of the environment,…

Robotics · Computer Science 2026-04-09 Timothy K Johnsen , Marco Levorato

Understanding the coordinated activity underlying brain computations requires large-scale, simultaneous recordings from distributed neuronal structures at a cellular-level resolution. One major hurdle to design high-bandwidth,…

Neural and Evolutionary Computing · Computer Science 2018-09-18 Tong Wu , Wenfeng Zhao , Edward Keefer , Zhi Yang

In point cloud geometry compression, context models usually use the one-hot encoding of node occupancy as the label, and the cross-entropy between the one-hot encoding and the probability distribution predicted by the context model as the…

Image and Video Processing · Electrical Eng. & Systems 2024-07-12 Chang Sun , Hui Yuan , Shuai Li , Xin Lu , Raouf Hamzaoui

The algorithm "automated compression of environments" (ACE) [Nat. Phys. 18, 662 (2022)] provides a versatile way of simulating an extremely broad class of open quantum systems. This is achieved by encapsulating the influence of the…

Quantum Physics · Physics 2025-05-01 Moritz Cygorek , Brendon W. Lovett , Jonathan Keeling , Erik M. Gauger