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We present a version of the Bloom filter data structure that supports not only the insertion, deletion, and lookup of key-value pairs, but also allows a complete listing of its contents with high probability, as long the number of key-value…

数据结构与算法 · 计算机科学 2015-10-06 Michael T. Goodrich , Michael Mitzenmacher

We propose and investigate bounds on quantum process fidelity of quantum filters, i.e. probabilistic quantum operations represented by a single Kraus operator K. These bounds generalize the Hofmann bounds on quantum process fidelity of…

量子物理 · 物理学 2016-08-08 Michal Sedlak , Jaromír Fiurášek

Data structures that realize a dictionary are characterized by three basic instructions: (1) Insert (a new entry <key,value>). (2) Search by a key, returning the associated value. (3) Delete an entry. Known realizations are hashing schemes…

逻辑 · 数学 2016-09-06 Josef Schoenbrunner

We present a provable, sampling-based approach for generating compact Convolutional Neural Networks (CNNs) by identifying and removing redundant filters from an over-parameterized network. Our algorithm uses a small batch of input data…

机器学习 · 计算机科学 2020-03-24 Lucas Liebenwein , Cenk Baykal , Harry Lang , Dan Feldman , Daniela Rus

Many state-of-the-art computer vision algorithms use large scale convolutional neural networks (CNNs) as basic building blocks. These CNNs are known for their huge number of parameters, high redundancy in weights, and tremendous computing…

计算机视觉与模式识别 · 计算机科学 2018-01-24 Qiangui Huang , Kevin Zhou , Suya You , Ulrich Neumann

A Gaussian filter is a filter with impulse response of Gaussian function. These filters are useful in image processing of 2D signals, as it removes unnecessary noise. Also, they could be helpful for data transmission (e.g. GMSK modulation).…

信号处理 · 电气工程与系统科学 2018-05-18 Alex Pappachen James , Aidyn Zhambyl , Anju Nandakumar

In this paper, we address the problem of sampling from a set and reconstructing a set stored as a Bloom filter. To the best of our knowledge our work is the first to address this question. We introduce a novel hierarchical data structure…

数据结构与算法 · 计算机科学 2019-05-15 Neha Sengupta , Amitabha Bagchi , Srikanta Bedathur , Maya Ramanath

We consider the application of high-pass Fourier filters to remove periodic systematic fluctuations from full-sky survey CMB datasets. We compare the filter performance with destriping codes commonly used to remove the effect of residual…

宇宙学与河外天体物理 · 物理学 2015-05-27 F. de Gasperin , A. Mennella , D. Maino , L. Terenzi , S. Galeotta , B. Cappellini , G. Morgante , M. Tomasi , M. Bersanelli , N. Mandolesi , A. Zacchei

Filtering algorithms are fundamental for inference on partially observed stochastic dynamic systems, since they provide access to the likelihood function and hence enable likelihood-based or Bayesian inference. A novel Poisson approximate…

统计方法学 · 统计学 2024-09-19 Yize Hao , Aaron A. Abkemeier , Edward L. Ionides

A search query consists of several words. In a proximity full-text search, we want to find documents that contain these words near each other. This task requires much time when the query consists of high-frequently occurring words. If we…

信息检索 · 计算机科学 2020-09-08 Alexander B. Veretennikov

A data filtering method for cluster analysis is proposed, based on minimizing a least squares function with a weighted $\ell_0$-norm penalty. To overcome the discontinuity of the objective function, smooth non-convex functions are employed…

最优化与控制 · 数学 2017-05-23 Andrea Cristofari

In this work, we investigate if previously proposed CNNs for fingerprint pore detection overestimate the number of required model parameters for this task. We show that this is indeed the case by proposing a fully convolutional neural…

计算机视觉与模式识别 · 计算机科学 2018-11-19 Gabriel Dahia , Maurício Pamplona Segundo

For a given dataset $\mathcal{D}$ and structured label $f$, the goal of Filtered Approximate Nearest Neighbor Search (FANNS) algorithms is to find top-$k$ points closest to a query that satisfy label constraints, while ensuring both recall…

数据库 · 计算机科学 2025-09-10 Jiayang Shi , Yuzheng Cai , Weiguo Zheng

We present a new data structure for the c-approximate near neighbor problem (ANN) in the Euclidean space. For n points in R^d, our algorithm achieves O(n^{\rho} + d log n) query time and O(n^{1 + \rho} + d log n) space, where \rho <=…

数据结构与算法 · 计算机科学 2013-10-09 Alexandr Andoni , Piotr Indyk , Huy L. Nguyen , Ilya Razenshteyn

Chunking data is obviously no new concept; however, I had never found any data structures that used chunking as the basis of their implementation. I figured that by using chunking alongside concurrency, I could create an extremely fast…

数据结构与算法 · 计算机科学 2022-02-21 Daniel Szelogowski

Ultra-large chemical libraries are reaching 10s to 100s of billions of molecules. A challenge for these libraries is to efficiently check if a proposed molecule is present. Here we propose and study Bloom filters for testing if a molecule…

化学物理 · 物理学 2023-04-12 Jorge Medina , Andrew D White

This paper proposed a Soft Filter Pruning (SFP) method to accelerate the inference procedure of deep Convolutional Neural Networks (CNNs). Specifically, the proposed SFP enables the pruned filters to be updated when training the model after…

计算机视觉与模式识别 · 计算机科学 2018-08-22 Yang He , Guoliang Kang , Xuanyi Dong , Yanwei Fu , Yi Yang

Reduction of combinatorial filters involves compressing state representations that robots use. Such optimization arises in automating the construction of minimalist robots. But exact combinatorial filter reduction is an NP-complete problem…

机器人学 · 计算机科学 2020-11-09 Yulin Zhang , Hazhar Rahmani , Dylan A. Shell , Jason M. O'Kane

This paper presents the main features of a system that aims to transform regular expressions into shorter equivalent expressions. The system is also capable of computing other operations useful for simplification, such as checking the…

符号计算 · 计算机科学 2023-07-14 Baudouin Le Charlier

Fingerprint recognition systems, which rely on the unique characteristics of human fingerprints, are essential in modern security and verification applications. Accurate minutiae extraction, a critical step in these systems, depends on the…

计算机视觉与模式识别 · 计算机科学 2026-03-20 Raffaele Cappelli