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In this paper we give a definition for quantum Kolmogorov complexity. In the classical setting, the Kolmogorov complexity of a string is the length of the shortest program that can produce this string as its output. It is a measure of the…

量子物理 · 物理学 2007-05-23 Andre Berthiaume , Wim van Dam , Sophie Laplante

In this paper, we revisit a central concept in Kolmogorov complexity in which one would equate program-size complexity with information content. Despite the fact that Kolmogorov complexity has been widely accepted as an objective measure of…

信息论 · 计算机科学 2017-10-19 Fouad B. Chedid

Is it possible to find a shortest description for a binary string? The well-known answer is "no, Kolmogorov complexity is not computable." Faced with this barrier, one might instead seek a short list of candidates which includes a laconic…

计算复杂性 · 计算机科学 2014-02-14 Jason Teutsch

The secretary problem is a classic model for online decision making. Recently, combinatorial extensions such as matroid or matching secretary problems have become an important tool to study algorithmic problems in dynamic markets. Here the…

数据结构与算法 · 计算机科学 2017-08-28 Martin Hoefer , Bojana Kodric

Drawing on various notions from theoretical computer science, we present a novel numerical approach, motivated by the notion of algorithmic probability, to the problem of approximating the Kolmogorov-Chaitin complexity of short strings. The…

信息论 · 计算机科学 2015-03-13 Fernando Soler-Toscano , Hector Zenil , Jean-Paul Delahaye , Nicolas Gauvrit

We prove new bounds on the quantum communication complexity of the disjointness and equality problems. For the case of exact and non-deterministic protocols we show that these complexities are all equal to n+1, the previous best lower bound…

量子物理 · 物理学 2017-01-03 Peter Hoyer , Ronald de Wolf

This paper develops an information-theoretic framework for algorithmic complexity under regular identifiable fibering. The central question is: when a decoder is given information about the fiber label in a fibered geometric set, how much…

信息论 · 计算机科学 2026-03-27 Nicholas G. Polson , Daniel Zantedeschi

In this paper we provide new bounds on classical and quantum distributional communication complexity in the two-party, one-way model of communication. In the classical model, our bound extends the well known upper bound of Kremer, Nisan and…

信息论 · 计算机科学 2008-02-29 Rahul Jain , Shengyu Zhang

Higher-dimensional orthogonal packing problems have a wide range of practical applications, including packing, cutting, and scheduling. Previous efforts for exact algorithms have been unable to avoid structural problems that appear for…

数据结构与算法 · 计算机科学 2007-05-23 Sandor P. Fekete , Joerg Schepers

We compare the elementary theories of Shannon information and Kolmogorov complexity, the extent to which they have a common purpose, and where they are fundamentally different. We discuss and relate the basic notions of both theories:…

信息论 · 计算机科学 2020-07-21 Peter Grunwald , Paul Vitanyi

We give improved separations for the query complexity analogue of the log-approximate-rank conjecture i.e. we show that there are a plethora of total Boolean functions on $n$ input bits, each of which has approximate Fourier sparsity at…

计算复杂性 · 计算机科学 2020-09-08 Arkadev Chattopadhyay , Ankit Garg , Suhail Sherif

Information distance is a parameter-free similarity measure based on compression, used in pattern recognition, data mining, phylogeny, clustering, and classification. The notion of information distance is extended from pairs to multiples…

计算机视觉与模式识别 · 计算机科学 2009-05-21 Paul M. B. Vitanyi

We survey diverse approaches to the notion of information: from Shannon entropy to Kolmogorov complexity. Two of the main applications of Kolmogorov complexity are presented: randomness and classification. The survey is divided in two parts…

计算机科学中的逻辑 · 计算机科学 2010-10-20 Marie Ferbus-Zanda , Serge Grigorieff

We initiate the study of a quantity that we call coordination complexity. In a distributed optimization problem, the information defining a problem instance is distributed among $n$ parties, who need to each choose an action, which jointly…

数据结构与算法 · 计算机科学 2016-01-06 Rachel Cummings , Katrina Ligett , Jaikumar Radhakrishnan , Aaron Roth , Zhiwei Steven Wu

We introduce a uniform representation of general objects that captures the regularities with respect to their structure. It allows a representation of a general class of objects including geometric patterns and images in a sparse, modular,…

计算复杂性 · 计算机科学 2008-06-12 Hiroshi Ishikawa

The no-cloning theorem leads to information-theoretic security in various quantum cryptographic protocols. However, this security typically derives from a possibly weaker property that classical information encoded in certain quantum states…

量子物理 · 物理学 2025-09-29 Ian George , Rene Allerstorfer , Philip Verduyn Lunel , Eric Chitambar

Communication complexity quantifies how difficult it is for two distant computers to evaluate a function f(X,Y), where the strings X and Y are distributed to the first and second computer respectively, under the constraint of exchanging as…

量子物理 · 物理学 2024-07-17 Pierre Botteron , Anne Broadbent , Reda Chhaibi , Ion Nechita , Clément Pellegrini

We settle the complexities of the maximum-cardinality bipartite matching problem (BMM) up to poly-logarithmic factors in five models of computation: the two-party communication, AND query, OR query, XOR query, and quantum edge query models.…

数据结构与算法 · 计算机科学 2022-08-05 Joakim Blikstad , Jan van den Brand , Yuval Efron , Sagnik Mukhopadhyay , Danupon Nanongkai

We show several results related to interactive proof modes of communication complexity. First we show lower bounds for the QMA-communication complexity of the functions Inner Product and Disjointness. We describe a general method to prove…

计算复杂性 · 计算机科学 2011-01-04 Hartmut Klauck

Recently, there has been an increasing interest in designing distributed convex optimization algorithms under the setting where the data matrix is partitioned on features. Algorithms under this setting sometimes have many advantages over…

机器学习 · 计算机科学 2016-12-05 Zihao Chen , Luo Luo , Zhihua Zhang