Results 11 to 20 of about 210,069 (312)

Automatic selection of sequence transformations [PDF]

open access: yesMathematics of Computation, 1981
Some methods of automatic selection of sequence transformations for accelerating the convergence of sequences are presented. Two theorems show the efficiency of these methods. This is confirmed by numerical experiments.
J.-P. Delahaye
openaire   +3 more sources

Lyndon factorization of generalized words of Thue [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2002
The i-th symbol of the well-known infinite word of Thue on the alphabet \ 0,1\ can be characterized as the parity of the number of occurrences of the digit 1 in the binary notation of i.
Anton Černý
doaj   +1 more source

The Development of an Automatic Rib Sequence Labeling System on Axial Computed Tomography Images with 3-Dimensional Region Growing

open access: yesSensors, 2022
This paper proposes a development of automatic rib sequence labeling systems on chest computed tomography (CT) images with two suggested methods and three-dimensional (3D) region growing. In clinical practice, radiologists usually define anatomical terms
Yu Jin Seol   +5 more
doaj   +1 more source

On the pseudorandomness of automatic sequences [PDF]

open access: yesCryptography and Communications, 2017
We study the pseudorandomness of automatic sequences in terms of well-distribution and correlation measure of order 2. We detect non-random behavior which can be derived either from the functional equations satisfied by their generating functions or from their generating finite automatons, respectively.
László Mérai, Arne Winterhof
openaire   +3 more sources

Automatic Accompaniment Algorithm for Mongolian Song Melody [PDF]

open access: yesJisuanji gongcheng, 2016
Automatic accompaniment technology is mainly based on the seven tones and the major and minor modes of Europe,and it is still very weak in the research on the five-tone national mode of China.For this reason,an automatic accompaniment algorithm is ...
CAO Xizheng,NIU Jingwen,WU Ruiqi,SUN Zhiyong
doaj   +1 more source

INDOOR MOBILE POSITIONING BASED ON LIDAR DATA AND CODED SEQUENCE PATTERN [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
This paper proposed a coded sequence pattern for automatic matching of LiDAR point data, the methods including SIFT features, Otsu segmentation and Fast Hough transformation for the identification, positioning and interpret of the coded sequence patterns,
Z. Wang, B. Dong, D. Chen
doaj   +1 more source

Design of Automatic Scoring System for Oral English Test Based on Sequence Matching and Big Data Analysis

open access: yesDiscrete Dynamics in Nature and Society, 2021
With the application of an automatic scoring system to all kinds of oral English tests at all levels, the efficiency of test implementation has been greatly improved.
Ping Li, Hua Zhang, Sang-Bing Tsai
doaj   +1 more source

Automatic sequences of rank two

open access: yesRAIRO - Theoretical Informatics and Applications, 2022
Given a right-infinite word x over a finite alphabetA, therankof x is the size of the smallest setSof words overAsuch that x can be realized as an infinite concatenation of words inS. We show that the property of having rank two is decidable for the class ofk-automatic words for each integerk≥ 2.
Jason P. Bell, Jeffrey O. Shallit
openaire   +2 more sources

On multiplicative automatic sequences [PDF]

open access: yesBulletin of the London Mathematical Society, 2020
We show that any automatic multiplicative sequence either coincides with a Dirichlet character or is identically zero when restricted to integers not divisible by small primes. This answers a question of Bell, Bruin and Coons. A similar result was obtained independently by Klurman and Kurlberg.
openaire   +5 more sources

Automatic Keyphrase Extraction from Scientific Chinese Medical Abstracts Based on Character-Level Sequence Labeling

open access: yesJournal of Data and Information Science, 2021
Automatic keyphrase extraction (AKE) is an important task for grasping the main points of the text. In this paper, we aim to combine the benefits of sequence labeling formulation and pretrained language model to propose an automatic keyphrase extraction ...
Ding Liangping   +4 more
doaj   +1 more source

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