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Transforming Data by Calculation [chapter]

José N. Oliveira
2008 Lecture Notes in Computer Science  
This approach to data calculation, which also includes transformation of recursive data models into "flat" database schemes, is offered as alternative to standard database design from abstract models.  ...  This paper addresses the foundations of data-model transformation. A catalog of data mappings is presented which includes abstraction and representation relations and associated constraints.  ...  Acknowledgments The author wishes to thank his colleagues at Minho University and his (current and former) students for the warm reception to his (ever evolving) ideas on data calculation.  ... 
doi:10.1007/978-3-540-88643-3_4 fatcat:py2ecndwz5fqrempjtfs65f4ku

Formation of supported rhodium clusters from mononuclear rhodium complexes controlled by the support and ligands on rhodium

Pedro Serna, Dicle Yardimci, Joseph D. Kistler, Bruce C. Gates
2014 Physical Chemistry, Chemical Physics - PCCP  
The data were normalized by dividing the absorption intensity by the height of the absorption edge.  ...  (B) k 1 -Weighted imaginary part and magnitude of the Fourier transform of data (solid line) and sum of the calculated contributions (dashed line).  ... 
doi:10.1039/c3cp53057d pmid:24296513 fatcat:ucroedr34vd5xddkwvwoxae7dy

Calculation method for computer-generated holograms with cylindrical basic object light by using a graphics processing unit

Hironobu Sakata, Kouhei Hosoyachi, Chan-Young Yang, Yuji Sakamoto
2011 Applied Optics  
A fast calculation method for a CGH using precalculated object light has been proposed in which the light waves of an arbitrary object are calculated using transform calculations of the precalculated object  ...  Furthermore, it is accelerated by using a graphics processing unit (GPU). Experimental results show that the calculation speed on a GPU is about 65 times faster than that on a CPU.  ...  Allocate memory space to be used by the CPU and the GPU. 2. Copy CBOL data and transform parameters into GPU memory. 3. Compute the data in the GPU memory using a transform expressed as Eq.  ... 
doi:10.1364/ao.50.00h306 pmid:22193022 fatcat:nn4z7x5rizcqtol3npr5rzjqdq

Non-RAM-Based Architectural Designs of Wavelet-Based Digital Systems Based on Novel Nonlinear I/O Data Space Transformations

Mi Lu, Dongming Peng
2021 figshare.com  
architectures forwavelet-based algorithms where off-chip communications forintermediate calculation results are eliminated without preprocessingor rearranging input data.  ...  Because of the large size of multidimensional input data,off-chip random access memory (RAM) based systems have everbeen necessary for calculating algorithms in these applications,where either memory address  ...  up of a group of source data items used by a calculation in (1) .  ... 
doi:10.6084/m9.figshare.13641455.v1 fatcat:oacy4rlas5bnfmt24hyz4x74oe

Methods for calculation of the marginal exploitation lifespan of power transformers 35 rV and higher based on the state index

Alexandr Nazarychev, Dmitriy Andreev, Alexey Tadjibaev, Svetlana Vysogorets, Ilia Sulynenkov, N. Voropai, S. Senderov, A. Michalevich, H. Guliev
2018 E3S Web of Conferences  
An example of the marginal exploitation lifespan calculation of the transformer according to the real initial data is given.  ...  A methods for determining the marginal exploitation lifespan of a transformer based on a complex diagnostic survey was developed.  ...  If one of the functions S(t) or S0(t) is not known, then they should be determined by [10] by approximating the data by the SI values.  ... 
doi:10.1051/e3sconf/20185802006 fatcat:s3xtyni2izdhlhkpexnynkhjge

Software Implementation and Visualization for Process Capability of One-dimensional Non-normal Data

Geng WANG, Zheng-Quan ZHOU
2017 DEStech Transactions on Engineering and Technology Research  
For one-dimensional non-normal Data measurement data process ability, this paper used JMP software cleverly to calculate the generalized capability index formula and new abnormal data capability index  ...  The example showed the good characteristics of JMP visualization in the calculating of process capability adequately.  ...  Acknowledgements This work was financial support by Top-notch Academic Programs Project of Jiangsu Higher Education Institutions (TAPP).  ... 
doi:10.12783/dtetr/sste2016/6502 fatcat:pu7gkgxqjbd5hhka4ddedlposq

Java Script Data Transformation Library using Fork Join Pool and Web Workers Technology

Drevendy Harianto, Department of Informatics, Universitas Multimedia Nusantara, Tangerang, Indonesia, Seng Hansun, Andre Rusli, Department of Informatics, Universitas Multimedia Nusantara, Tangerang, Indonesia, Department of Informatics, Universitas Multimedia Nusantara, Tangerang, Indonesia
2019 International Journal of Engineering and Advanced Technology  
This data transformation library was created by implementing the ForkJoinPool method using Web Workers technology in JavaScript. This program is written in JavaScript and HTML language.  ...  In addition, it can be concluded that the data transformation library usage affects the speed of data transformation which depends on the data transformation complexity.  ...  In addition, the data transformation function run by the library is self-defined by the library users.  ... 
doi:10.35940/ijeat.b2954.129219 fatcat:jjmceb33kjfkba45o6uymwin34

ANALYSIS OF COMMON QUALITY PROBLEMS IN COORDINATE TRANSFORMATION BETWEEN REFERENCE COORDINATE SYSTEM AND GEOCENTRIC COORDINATE SYSTEM

X. Zhang, J. Zhang, L. Zhang, J. Liu
2019 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
data and different methods, and analyses the causes of the problems and the impact on the transforming results.  ...  transformation methods such as geodetic control point results (including GNSS base station coordinates, GNSS control point coordinates, triangle point coordinates), basic geographic information data results  ...  10) using DB and DL calculated by formulas (1) Method of DLG database transformation: 1.  ... 
doi:10.5194/isprs-archives-xlii-2-w13-1281-2019 fatcat:u3tc5h2v5vg2fkvnqg4d5kmzau

Determination of Spectral Characteristics in a Vibration Sensor Microcircuit

2020 VOLUME-8 ISSUE-10, AUGUST 2019, REGULAR ISSUE  
After the evaluation of simulation results, 2 types of spectral analysis units were developed: Goertzel transformation units for accurate calculations and fast Fourier transform units for analysis during  ...  The structural flow chart of the filter which performs Goertzel transformation and schemes for implementation of the fast Fourier transform unit is shown.  ...  calculated samples pcs 4 512 Duration of calculation, excluding data arrival time sec 0.00001 0,0235  ... 
doi:10.35940/ijitee.c8834.019320 fatcat:gd6jfx4v5nbyfndhccddbwgd2q

Three Metric-Based Method for Data Compatibility Calculation

Daniel Vodňanský
2021 Acta Informatica Pragensia  
This method can help select the most compatible data format for existing data. The calculated values of metrics can also detect non-optimal storage design and classify data transformations.  ...  It can be used in the process of data modelling to help select optimal data structure type, to design a data transformation process and to optimize existing data storages.  ...  Transformation process complexity can also be predicted by calculating the compatibility between data and data structure type.  ... 
doi:10.18267/j.aip.145 fatcat:5esipvgivzasrlwuqf2uhiohly

THE COORDINATE TRANSFORMATION METHOD OF HIGH RESOLUTION DEM DATA

Chaode Yan, Wang Guo, Aimin Li
2018 ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
The other transforms DEM data blocks by transforming parameters.  ...  Finally, a TIN is generated by transformed points, and the new DEM data in target coordinate system is reconstructed based on TIN.  ...  ACKNOWLEDGEMENTS (OPTIONAL) This work is supported by the National Natural Science Foundation of China (Grant No. 41671455 and U1704125).  ... 
doi:10.5194/isprs-annals-iv-3-239-2018 fatcat:nmcnjo5xove2dfl6ozsjx4zvd4

Suitable Model for Data Compression on Wavelets Transform
ウェーブレット変換によるデータ圧縮の最適モデル

Sawa MATSUYAMA
2004 Transaction of the Visualization Society of Japan  
data are made by wavelets transform, and we select the minimum AIC model as the suitable one.  ...  A suitable selection of base functions for discrete wavelets transform is a difficult problem for data analysis.  ...  Model noisy data Model data calculated by Eq. (14) AIC calculated by the 4th-order Daubechies base function on model data shown in Fig. 1 (c ). AIC S/N .  ... 
doi:10.3154/tvsj.24.37 fatcat:bthc2actozcazc43gz5e7lve6y

Designing transformer oil immersion cooling servers for machine learning and first principle calculations

Keisuke Takahashi, Itsuki Miyazato, Satoshi Maeda, Lauren Takahashi, Mohammad Ali Haider
2022 PLoS ONE  
Furthermore, calculation times for machine learning with large data sets and density functional theory calculations are shortened during single core calculations.  ...  Thus, a transformer oil immersion cooling server is proposed to be an alternative cooling system used for improving the performance of first principle calculations and machine learning.  ...  Cross validation is performed where data set is randomly divided into 80% train data and 20% test data. Calculation time is measured for cross validation of 10 random sets of train and test data.  ... 
doi:10.1371/journal.pone.0266880 pmid:35580082 fatcat:hcqa2iwlorgz5jcifwyqv5yp7m

A Novel Architecture for Computing Approximate Radon Transform [article]

M. A. Khorsandi, N. Karimi, S. Samavi
2016 arXiv   pre-print
Radon transform is a type of transform which is used in image processing to transfer the image into intercept-slope coordinate.  ...  Radon transform computation needs a lot of arithmetic operations which makes it a compute-intensive algorithm.  ...  This motion blur is caused by shaking the camera or moving objects in photography. A shape descriptor by Radon transform is represented in [3] .  ... 
arXiv:1701.05083v1 fatcat:tsqc34eqg5ahfccrvde45ed2ci

Linearity of Data and Linear Probability Space [article]

Christopher M. Rembold
2019 arXiv   pre-print
An example of two-sided bounded data is probabilities which should be transformed into a linear probability space by taking the logarithm of the odds ratio (log10 odds) which is termed Weight (W).  ...  Calculations of means and standard deviation is more accurate when calculated as W values than when calculated as probabilities. A methods to analyze untidy data is discussed.  ...  The skewness of the total data for the raw data and each of the transforms was then calculated and the lowest skewness chosen as the appropriate test  ... 
arXiv:1904.01494v1 fatcat:vbhhptsi6fctlayvw2k47l3ckq
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