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Low ambiguity zone (LAZ) sequences play a crucial role in modern integrated sensing and communication (ISAC) systems. In this paper, we introduce a novel class of functions known as locally perfect nonlinear functions (LPNFs). By utilizing…

信息论 · 计算机科学 2025-01-22 Zheng Wang , Zhengchun Zhou , Avik Ranjan Adhikary , Yang Yang , Sihem Mesnager , Pingzhi Fan

Sequences with low/zero ambiguity zone (LAZ/ZAZ) properties are useful in modern communication and radar systems operating over mobile environments. This paper first presents a new family of ZAZ sequence sets motivated by the ``modulating''…

信息论 · 计算机科学 2025-03-20 Liying Tian , Xiaoshi Song , Zilong Liu , Yubo Li

In this paper, a new construction of interference-free zero correlation zone (IF-ZCZ) sequence sets is proposed by well designed finite Zak transform lattice tessellation. Each set is characterized by the period of sequences $KM^2$, the set…

信息论 · 计算机科学 2020-05-13 Qiping Fang , Zilong Wang

In this paper, a simple construction of interference-free zero correlation zone (IF-ZCZ) sequence sets is proposed by well designed finite Zak transform lattice tessellation. Each set is characterized by the period of sequences $KM$, the…

信号处理 · 电气工程与系统科学 2022-03-01 Qiping Fang , Zilong Wang

The correlation properties of sequences form a focal point in the design of multiple access systems of communications. Such a system must be able to serve a number of simultaneous users while keeping interference low. A popular choice for…

信息论 · 计算机科学 2021-09-29 Gaojun Luo , Martianus Frederic Ezerman , San Ling

In this paper, a new interval type-2 fuzzy neural network able to construct non-separable fuzzy rules with adaptive shapes is introduced. To reflect the uncertainty, the shape of fuzzy sets considered to be uncertain. Therefore, a new form…

机器学习 · 计算机科学 2021-12-22 Armin Salimi-Badr

This paper introduces a novel finite Zak transform (FZT)-aided framework for constructing multiple zero-correlation zone (ZCZ) sequence sets with optimal correlation properties. Specifically, each sequence is perfect with zero…

信息论 · 计算机科学 2026-01-27 Xiuping Peng , Congying Wu , Zilong Liu , Chunlei Li , Jianye Zhang , Xiangjun Li , Pingzhi Fan

Zero correlation zone (ZCZ) sequences and Golay complementary sequences are two kinds of sequences with different preferable correlation properties. Golay-ZCZ sequences are special kinds of complementary sequences which also possess a large…

信息论 · 计算机科学 2021-12-17 Zhi Gu , Zhengchun Zhou , Avik Ranjan Adhikary , Yanghe Feng , Pingzhi Fan

This paper provides a novel parsimonious yet efficient design for zero-shot learning (ZSL), dubbed ParsNets, where we are interested in learning a composition of on-device friendly linear networks, each with orthogonality and low-rankness…

计算机视觉与模式识别 · 计算机科学 2023-12-22 Jingcai Guo , Qihua Zhou , Ruibing Li , Xiaocheng Lu , Ziming Liu , Junyang Chen , Xin Xie , Jie Zhang

Finite-time coherent sets represent minimally mixing objects in general nonlinear dynamics, and are spatially mobile features that are the most predictable in the medium term. When the dynamical system is subjected to small parameter…

动力系统 · 数学 2021-04-14 Fadi Antown , Gary Froyland , Oliver Junge

Confidence sequences are anytime-valid analogues of classical confidence intervals that do not suffer from multiplicity issues under optional continuation of the data collection. As in classical statistics, asymptotic confidence sequences…

统计理论 · 数学 2025-06-17 Felix Gnettner , Claudia Kirch

Lattice gauge-equivariant convolutional neural networks (L-CNNs) can be used to form arbitrarily shaped Wilson loops and can approximate any gauge-covariant or gauge-invariant function on the lattice. Here we use L-CNNs to describe fixed…

高能物理 - 格点 · 物理学 2024-01-22 Kieran Holland , Andreas Ipp , David I. Müller , Urs Wenger

Nonlinear models are known to provide excellent performance in real-world applications that often operate in non-ideal conditions. However, such applications often require online processing to be performed with limited computational…

New asymptotic upper bounds are presented on the rate of sequences of locally repairable codes (LRCs) with a prescribed relative minimum distance and locality over a finite field $F$. The bounds apply to LRCs in which the recovery functions…

信息论 · 计算机科学 2020-10-28 Ron M. Roth

Despite the eminent successes of deep neural networks, many architectures are often hard to transfer to irregularly-sampled and asynchronous time series that commonly occur in real-world datasets, especially in healthcare applications. This…

机器学习 · 计算机科学 2020-09-16 Max Horn , Michael Moor , Christian Bock , Bastian Rieck , Karsten Borgwardt

In this paper, two new classes of perfect nonlinear functions over $\mathbb{F}_{p^{2m}}$ are proposed, where $p$ is an odd prime. Furthermore, we investigate the nucleus of the corresponding semifields of these functions and show that the…

信息论 · 计算机科学 2019-05-09 Jinquan Luo , Junru Ma

We introduce a construction for periodic zero correlation zone (ZCZ) sequences over roots of unity. The sequences share similarities to the perfect periodic sequence constructions of Liu, Frank, and Milewski. The sequences have two non-zero…

信息论 · 计算机科学 2012-12-04 Samuel T. Blake , Andrew Z. Tirkel

Class-imbalanced node classification tasks are prevalent in real-world scenarios. Due to the uneven distribution of nodes across different classes, learning high-quality node representations remains a challenging endeavor. The engineering…

机器学习 · 计算机科学 2024-05-24 Xinyu Guo , Kai Wu , Xiaoyu Zhang , Jing Liu

Linear chain conditional random fields (CRFs) combined with contextual word embeddings have achieved state of the art performance on sequence labeling tasks. In many of these tasks, the identity of the neighboring words is often the most…

计算与语言 · 计算机科学 2021-03-31 Harshil Shah , Tim Xiao , David Barber

Motivation: Alignment-free (AF) distance/similarity functions are a key tool for sequence analysis. Experimental studies on real datasets abound and, to some extent, there are also studies regarding their control of false positive rate…

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