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Recent advances in deep learning have significantly improved predictive accuracy. However, modern neural networks remain systematically overconfident, posing risks for deployment in safety-critical scenarios. Current post-hoc calibration…

机器学习 · 计算机科学 2025-07-01 Haolan Guo , Linwei Tao , Haoyang Luo , Minjing Dong , Chang Xu

Most current Deep Learning-based Semantic Communication (DeepSC) systems are designed and trained exclusively for particular single-channel conditions, which restricts their adaptability and overall bandwidth utilization. To address this,…

网络与互联网体系结构 · 计算机科学 2024-10-03 Yuna Yan , Lixin Li , Xin Zhang , Wensheng Lin , Wenchi Cheng , Zhu Han

Sparse autoencoders (SAEs) are useful for detecting and steering interpretable features in neural networks, with particular potential for understanding complex multimodal representations. Given their ability to uncover interpretable…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Vladimir Zaigrajew , Hubert Baniecki , Przemyslaw Biecek

Recently Transformers have provided state-of-the-art performance in sparse matching, crucial to realize high-performance 3D vision applications. Yet, these Transformers lack efficiency due to the quadratic computational complexity of their…

计算机视觉与模式识别 · 计算机科学 2022-04-25 Suwichaya Suwanwimolkul , Satoshi Komorita

Sensor calibration usually is a time consuming yet important task. While classical approaches are sensor-specific and often need calibration targets as well as a widely overlapping field of view (FOV), within this work, a cooperative…

信号处理 · 电气工程与系统科学 2019-11-06 Johannes Müller , Martin Herrmann , Jan Strohbeck , Vasileios Belagiannis , Michael Buchholz

We demonstrate a novel architecture for Adaptive Optics (AO) control based on FPGAs (Field Programmable Gate Arrays), making active use of their configurable parallel processing capability. SPARC's unique capabilities are demonstrated…

天体物理仪器与方法 · 物理学 2018-08-03 Avinash Surendran , Mahesh P. Burse , A. N. Ramaprakash , Jyotirmay Paul , Hillol K. Das , Padmakar S. Parihar

We present Warp, a hardware platform to support research in approximate computing, sensor energy optimization, and energy-scavenged systems. Warp incorporates 11 state-of-the-art sensor integrated circuits, computation, and an…

应用物理 · 物理学 2018-09-18 Phillip Stanley-Marbell , Martin Rinard

Test-time adaptation (TTA) may fail to improve or even harm the model performance when test data have: 1) mixed distribution shifts, 2) small batch sizes, 3) online imbalanced label distribution shifts. This is often a key obstacle…

Two major challenges of 3D LiDAR Panoptic Segmentation (PS) are that point clouds of an object are surface-aggregated and thus hard to model the long-range dependency especially for large instances, and that objects are too close to…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Shuangjie Xu , Rui Wan , Maosheng Ye , Xiaoyi Zou , Tongyi Cao

We develop and implement in this paper a fast sparse assembly algorithm, the fundamental operation which creates a compressed matrix from raw index data. Since it is often a quite demanding and sometimes critical operation, it is of…

分布式、并行与集群计算 · 计算机科学 2016-04-28 Stefan Engblom , Dimitar Lukarski

With information from multiple input modalities, sensor fusion-based algorithms usually out-perform their single-modality counterparts in robotics. Camera and LIDAR, with complementary semantic and depth information, are the typical choices…

计算机视觉与模式识别 · 计算机科学 2022-07-11 Akio Kodaira , Yiyang Zhou , Pengwei Zang , Wei Zhan , Masayoshi Tomizuka

Decentralized training enables learning with distributed datasets generated at different locations without relying on a central server. In realistic scenarios, the data distribution across these sparsely connected learning agents can be…

机器学习 · 计算机科学 2025-02-27 Sakshi Choudhary , Sai Aparna Aketi , Kaushik Roy

Robotic systems are typically composed of various subsystems, such as localization and navigation, each encompassing numerous configurable components (e.g., selecting different planning algorithms). Once an algorithm has been selected for a…

机器人学 · 计算机科学 2025-02-26 Md Abir Hossen , Sonam Kharade , Jason M. O'Kane , Bradley Schmerl , David Garlan , Pooyan Jamshidi

A compressed sensing method consists of a rectangular measurement matrix, $M \in \mathbbm{R}^{m \times N}$ with $m \ll N$, together with an associated recovery algorithm, $\mathcal{A}: \mathbbm{R}^m \rightarrow \mathbbm{R}^N$. Compressed…

信息论 · 计算机科学 2013-02-26 M. A. Iwen

In this paper, we investigate power-constrained sensing matrix design in a sparse Gaussian linear dimensionality reduction framework. Our study is carried out in a single--terminal setup as well as in a multi--terminal setup consisting of…

信息论 · 计算机科学 2015-10-28 Amirpasha Shirazinia , Subhrakanti Dey

Accurate state-of-charge (SOC) estimation is essential for optimizing battery performance, ensuring safety, and maximizing economic value. Conventional current and voltage measurements, however, have inherent limitations in fully inferring…

系统与控制 · 电气工程与系统科学 2025-06-25 Xiaolei Bian , Changfu Zou , Björn Fridholm , Christian Sundvall , Torsten Wik

Safety-critical 3D scene understanding tasks necessitate not only accurate but also confident predictions from 3D perception models. This study introduces Calib3D, a pioneering effort to benchmark and scrutinize the reliability of 3D scene…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Lingdong Kong , Xiang Xu , Jun Cen , Wenwei Zhang , Liang Pan , Kai Chen , Ziwei Liu

Spiking Neural Networks (SNNs), as a biologically plausible alternative to Artificial Neural Networks (ANNs), have demonstrated advantages in terms of energy efficiency, temporal processing, and biological plausibility. However, SNNs are…

机器学习 · 计算机科学 2025-09-22 Xinyu Luo , Kecheng Chen , Pao-Sheng Vincent Sun , Chris Xing Tian , Arindam Basu , Haoliang Li

Sampled-data (SD) systems, which are composed of both discrete- and continuous-time components, are arguably one of the most common classes of cyberphysical systems in practice; most modern controllers are implemented on digital platforms…

系统与控制 · 计算机科学 2014-05-13 Shahab Kaynama , Jeremy H. Gillula , Claire J. Tomlin

Sparse arrays have emerged as a popular alternative to the conventional uniform linear array (ULA) due to the enhanced degrees of freedom (DOF) and superior resolution offered by them. In the passive setting, these advantages are realized…

信号处理 · 电气工程与系统科学 2023-01-05 Pulak Sarangi , Mehmet Can Hucumenoglu , Robin Rajamaki , Piya Pal