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Journal articles on the topic 'Pre-interpolation'

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1

Salibra, Antonino, and Giuseppe Scollo. "Interpolation and compactness in categories of pre-institutions." Mathematical Structures in Computer Science 6, no. 3 (1996): 261–86. http://dx.doi.org/10.1017/s0960129500001006.

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An analysis of relationships between Craig-style interpolation, compactness, and other related model-theoretic properties is carried out in the softer framework of categories of pre-institutions. While the equivalence between sentence interpolation and the Robinson property under compactness and Boolean closure is well known, a similar result under different assumptions (not involving compactness) is newly established for presentation interpolation. The standard concept of naturality of model transformation is enriched by a new property, termed restriction adequacy, which proves useful for the
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2

Wang, Yunsen, Dongsheng Yang, Rongli Gai, Shuaihua Wang, and Shujie Sun. "Design of trigonometric velocity scheduling algorithm based on pre-interpolation and look-ahead interpolation." International Journal of Machine Tools and Manufacture 96 (September 2015): 94–105. http://dx.doi.org/10.1016/j.ijmachtools.2015.06.009.

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3

Triyoso, Wahyu, and Sunawar Kunaifi. "Relative Amplitude Preservation Analysis on Interpolation Methods of The Unaliased F-K Trace Interpolation and Regularized Nonstationary Autoregression." Scientific Contributions Oil and Gas 46, no. 3 (2023): 51–62. http://dx.doi.org/10.29017/scog.46.3.1589.

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The seismic data interpolation method has been widely used to increase the fold coverage in seismic data processing. This technique can be applied to convert multi-2D lines into pseudo-3D, which is an alternative to obtaining 3D seismic volume data due to the relatively high acquisition cost. However, the quality of the seismic interpolation results is not the same as the real 3D seismic data acquisition results. This study carefully analyzed these differences to understand how accurate the results were. There are two methods used for data interpolation, namely Unaliased f-k trace interpolatio
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4

Yan, Xiao Ling, Wang Long Wang, and Nan Xue. "Research and Simulation of an Efficient Circular Interpolation Algorithm." Advanced Materials Research 542-543 (June 2012): 1204–8. http://dx.doi.org/10.4028/www.scientific.net/amr.542-543.1204.

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During the process of conventional DDA circular interpolation, the synthesis feed rate fluctuations often, the machining errors are large also. A new efficient arc interpolation method is proposed in this paper, which uses the principle of DDA circular interpolation, it’s function is optimized and improved, Radius is used as the basis of interpolation feed, the left normalized data and pre-loaded are used also. The simulation result of VB program show that efficient circular interpolation method not only has high efficiency,but also has high accuracy.
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5

Maksimova, L. L., and V. F. Yun. "The interpolation problem in finite-layered pre-Heyting logics." Algebra i logika 58, no. 2 (2019): 210–28. http://dx.doi.org/10.33048/alglog.2019.58.205.

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6

Guetat, A., A. Ancel, S. Marchesin, and Jean-Michel Dischler. "Pre-Integrated Volume Rendering with Non-Linear Gradient Interpolation." IEEE Transactions on Visualization and Computer Graphics 16, no. 6 (2010): 1487–94. http://dx.doi.org/10.1109/tvcg.2010.187.

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7

Dong, Jie, and King Ngi Ngan. "Adaptive pre-interpolation filter for high efficiency video coding." Journal of Visual Communication and Image Representation 22, no. 8 (2011): 697–703. http://dx.doi.org/10.1016/j.jvcir.2010.12.008.

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8

Li, Chengsheng, and Rongjun Shu. "Accurate and simple digital volume correlation using pre-interpolation." Measurement Science and Technology 31, no. 9 (2020): 095201. http://dx.doi.org/10.1088/1361-6501/ab85b0.

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9

Maksimova, L. L., and V. F. Yun. "The Interpolation Problem in Finite-Layered Pre-Heyting Logics." Algebra and Logic 58, no. 2 (2019): 144–57. http://dx.doi.org/10.1007/s10469-019-09533-3.

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10

ALIZADEH, MAJID, FARZANEH DERAKHSHAN, and HIROAKIRA ONO. "UNIFORM INTERPOLATION IN SUBSTRUCTURAL LOGICS." Review of Symbolic Logic 7, no. 3 (2014): 455–83. http://dx.doi.org/10.1017/s175502031400015x.

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AbstractUniform interpolation property of a given logic is a stronger form of Craig’s interpolation property where both pre-interpolant and post-interpolant always exist uniformly for any provable implication in the logic. It is known that there exist logics, e.g., modal propositional logic S4, which have Craig’s interpolation property but do not have uniform interpolation property. The situation is even worse for predicate logics, as classical predicate logic does not have uniform interpolation property as pointed out by L. Henkin.In this paper, uniform interpolation property of basic substru
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11

Huang, Ying, Chang Hong Chen, and Jian Shan. "The Finite Element Model Study of the Pre-Twisted Euler Beam." Advanced Materials Research 446-449 (January 2012): 3615–18. http://dx.doi.org/10.4028/www.scientific.net/amr.446-449.3615.

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Based on the traditional mechanical model of straight beam, the paper makes a systematic analysis and research on the pre-twisted Euler beam finite element numerical model. The paper uses two-node model of 12 degrees of freedom, axial displacement interpolation function using 2-node Lagrange interpolation function, beam transverse bending displacements (u and υ) still use the cubic displacement, bending with torsion angle displacement function using cubic polynomial displacement function. Firstly, based on the author previous literature on the flexure strain relationship, the paper deduces the
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12

Fang, Wubao, Jianwen Yan, Jianguo Sun, and Luoping Guan. "Anti-aliasing by interpolation in pre-stack wave-equation migration." Journal of Geophysics and Engineering 1, no. 2 (2004): 153–59. http://dx.doi.org/10.1088/1742-2132/1/2/008.

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13

Cheng, Raymond, та Yuesheng Xu. "Minimum norm interpolation in the ℓ1(ℕ) space". Analysis and Applications 19, № 01 (2020): 21–42. http://dx.doi.org/10.1142/s0219530520400059.

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We consider the minimum norm interpolation problem in the [Formula: see text] space, aiming at constructing a sparse interpolation solution. The original problem is reformulated in the pre-dual space, thereby inducing a norm in a related finite-dimensional Euclidean space. The dual problem is then transformed into a linear programming problem, which can be solved by existing methods. With that done, the original interpolation problem is reduced by solving an elementary finite-dimensional linear algebra equation. A specific example is presented to illustrate the proposed method, in which a spar
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14

Collazos Gonzalez, Jaime Andres, Katerine de Jesus Rincon Perez, Tiago Barros, Gilberto Falkembach Corso, and João Medeiros de Araújo. "A Comparison of U-Net with Conditional Generative Adversarial Networks and Cycle-Consistent Adversarial Networks for real seismic data interpolation: Tupi Field." Research, Society and Development 13, no. 7 (2024): e1613746226. http://dx.doi.org/10.33448/rsd-v13i7.46226.

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Deep learning models have been used to improve seismic trace interpolation in recent years. Encode-Decode models, such as U-Net, have been implemented to solve interpolation problems. The success of U-Net in seismic interpolation has inspired us to test the U-net also as an image generator for further Generative Adversarial Network (GAN) interpolation models. The objective of the present paper is to compare the performance of U-Net inside the GAN models for seismic interpolation: the U-Net alone and two GAN models, the conditional GAN (cGAN) and the Cycle Consistent GAN (CycleGAN), both using
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15

Chen, Chang Hong, Ying Huang, and Jian Shan. "The Finite Element Model Research of the Pre-Twisted Beam." Applied Mechanics and Materials 188 (June 2012): 31–36. http://dx.doi.org/10.4028/www.scientific.net/amm.188.31.

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Based on the traditional mechanical model of straight beam element, the paper makes a systematic analysis and research on the pre-twisted beam finite element numerical model. Firstly, the paper proposed the pre-twisted Euler beam element mode, the mode uses 2 node and 12 freedom degrees, the element axial and torsion displacements use 2 nodes Lagrange interpolation function, bending displacement still use the cubic displacement. Secondly, the paper studies a new pre-twisted Timoshenko beam element mode, the proposed new Timoshenko beam element takes separate interpolation polynomial functions
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16

Felix, Micah Lourdes, and Kwansue Jung. "Impacts of Spatial Interpolation Methods on Daily Streamflow Predictions with SWAT." Water 14, no. 20 (2022): 3340. http://dx.doi.org/10.3390/w14203340.

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Precipitation is a significant input variable required in hydrological models such as the Soil & Water Assessment Tool (SWAT). The utilization of inaccurate precipitation data can result in the poor representation of the true hydrologic conditions of a catchment. SWAT utilizes the conventional nearest neighbor method in assigning weather parameters for each subbasin; a method inaccurate in representing spatial variations in precipitation over a large area, with sparse network of gauging stations. Therefore, this study aims to improve the spatial variation in precipitation data to improve d
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17

Peterseim, Daniel, and Robert Scheichl. "Robust Numerical Upscaling of Elliptic Multiscale Problems at High Contrast." Computational Methods in Applied Mathematics 16, no. 4 (2016): 579–603. http://dx.doi.org/10.1515/cmam-2016-0022.

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AbstractWe present a new approach to the numerical upscaling for elliptic problems with rough diffusion coefficient at high contrast. It is based on the localizable orthogonal decomposition of ${H^{1}}$ into the image and the kernel of some novel stable quasi-interpolation operators with local $L^{2}$-approximation properties, independent of the contrast. We identify a set of sufficient assumptions on these quasi-interpolation operators that guarantee in principle optimal convergence without pre-asymptotic effects for high-contrast coefficients. We then give an example of a suitable operator a
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18

Wang, Tao, Yu Jun Cai, and Guo He Li. "A New Interpolation Algorithm for Auto Machining Technology of 3-D Profile of Die Edge." Applied Mechanics and Materials 141 (November 2011): 152–56. http://dx.doi.org/10.4028/www.scientific.net/amm.141.152.

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The research status of 2-D machining of cutting edge and flanging edge of automobile die are reviewed, and the key factor that influences the cycle and cost is pointed out. According to the characteristic of NC machine command and the particular requirement of cutter location precision during cutting, a new spiral interpolation algorithm is presented based on the in-depth analysis of pre-interpolation. The influences of the height of die edges, the length of cutter’s side blade and holder collision are all considered during interpolation, which make the upper cutter blade used as much as possi
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19

Chao, Yuan, Chengxia Ma, Wentao Shan, Junping Feng, and Zhisheng Zhang. "Adaptive Directional Cubic Convolution for Integrated Circuit Chip Defect Image Interpolation." International Journal of Circuits, Systems and Signal Processing 15 (August 26, 2021): 1084–90. http://dx.doi.org/10.46300/9106.2021.15.117.

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An adaptive directional cubic convolution interpolation method for integrated circuit (IC) chip defect images is proposed in this paper, to meet the challenge of preserving edge and texture information. In the proposed method, Otsu thresholding technique is employed to distinguish strong edge pixels from weak ones and texture regions, and estimate the direction of strong edges, adaptively. Boundary pixels are pre-interpolated using the original bicubic interpolation method to help improve the interpolation accuracy of the interior pixels. The experimental results of both classic test images an
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20

Li, Yongjian, Yihang Xu, Mingzhi Shao, Hong Gao, Chongbang Tang, and Qian Lu. "Fast Detection Using PID Pre-Interpolation Algorithm for Magnetic Particle Testing." IEEE Transactions on Magnetics 56, no. 12 (2020): 1–7. http://dx.doi.org/10.1109/tmag.2020.3025050.

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21

Danescu, A. "Exact continuum interpolation of the linear chain with hyper-pre-stress." International Journal of Fracture 202, no. 2 (2016): 237–44. http://dx.doi.org/10.1007/s10704-016-0140-8.

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22

Reibel, Michael, and Aditya Agrawal. "Areal Interpolation of Population Counts Using Pre-classified Land Cover Data." Population Research and Policy Review 26, no. 5-6 (2007): 619–33. http://dx.doi.org/10.1007/s11113-007-9050-9.

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23

Li, Jia, Yanyan Shen, Lei Chen, and Charles Wang Wai Ng. "SSIN: Self-Supervised Learning for Rainfall Spatial Interpolation." Proceedings of the ACM on Management of Data 1, no. 2 (2023): 1–21. http://dx.doi.org/10.1145/3589321.

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The acquisition of accurate rainfall distribution in space is an important task in hydrological analysis and natural disaster pre-warning. However, it is impossible to install rain gauges on every corner. Spatial interpolation is a common way to infer rainfall distribution based on available raingauge data. However, the existing works rely on some unrealistic pre-settings to capture spatial correlations, which limits their performance in real scenarios. To tackle this issue, we propose the SSIN, which is a novel data-driven self-supervised learning framework for rainfall spatial interpolation
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24

You, You Peng, and Jun He. "A Parametric Interpolator with Smooth Kinematic Profiles for High Speed Machining." Key Engineering Materials 315-316 (July 2006): 169–73. http://dx.doi.org/10.4028/www.scientific.net/kem.315-316.169.

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Smooth kinematic profiles are very important for high speed curve machining. During parametric interpolation, simple adaptive feedrate with confined contour error may cause acceleration and jerk to fluctuate acutely. To avoid the undesirable influence, an interpolation algorithm for parametric curves with smooth kinematic profiles is presented. The interpolator consists of three parts, look-ahead module, feedrate planning module and interpolation module. In look-ahead module, a pre-interpolator is designed to produce the required feedrate profile considering chord error. By feedrate planning,
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25

Cherkasova, Anastasia, and Alexander Shatilov. "Optimal linear interpolation algorithm with fixed delay." E3S Web of Conferences 431 (2023): 05011. http://dx.doi.org/10.1051/e3sconf/202343105011.

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One of the most important characteristics of satellite navigation receiving equipment is the accuracy of navigation definitions. To improve this characteristic, the paper considers the possibility of using optimal interpolation algorithms with a fixed delay. A new interpolation algorithm with a fixed delay in discrete time was deduced. The use of the proposed interpolation algorithm instead of filtering made it possible to reduce the standard deviation by 2 times with a delay in the output of the result by 10 cycles. The advantage of the proposed algorithm is the reduction in computational com
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26

Zhou, Yeqi, Jue Fu, Zhouteng Ye, Wei Sun, and Jiahuan Cui. "Development and Application of the Sliding Plane Method for Turbomachinery." Journal of Physics: Conference Series 2784, no. 1 (2024): 012019. http://dx.doi.org/10.1088/1742-6596/2784/1/012019.

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Abstract This study focuses on the development and application of the sliding plane method for turbomachinery. The implementation of sliding plane consists of two parts: (1) grid manipulation in pre-processor and (2) sliding mesh interpolation in solver. In pre-processor phase, mesh extrusion, donor-receptor search pairing, and geometric array updates algorithms are implemented. Based on the updated grid information in pre-processor phase, flux interpolation between pairwise sliding planes is developed for unsteady Raynolds-averaged simulation (RANS). To validate the performance of our sliding
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27

Sun, Jun, Ling Lu, Jun Qing Chen, and Jiu Fu Jin. "Analysis of Gait Planning Method for Biped Robots." Advanced Materials Research 753-755 (August 2013): 1995–2000. http://dx.doi.org/10.4028/www.scientific.net/amr.753-755.1995.

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Biped robots research is mainly concentrated on the control system development and doing simulation, cubic spline interpolation method is widely applied to pre-gait planning work. This paper analyzed the robots walking process and calculated the joint trajectory curves of a walk cycle by using spline interpolation and the quintic polynomial fitting means, verifies that the result obtained by quintic polynomial algorithm tends to be more ideal, it is conducive to maintain walking stability and find the optimal joint angles. The paper provides a theoretical basis for optimizing robots trajectory
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28

Xiaobo, Huang, and Yan Limin. "P‐4.2: An Image Pre‐distortion Algorithm for Near‐eye Display." SID Symposium Digest of Technical Papers 54, S1 (2023): 624–27. http://dx.doi.org/10.1002/sdtp.16370.

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With the development of near-eye display technology, optical distortion is often introduced into the design of near-eye optical system to meet people's requirements for high definition and large field of view. However, the larger the field of view, the greater the distortion of the projected image. In order to correct distorted images, this paper proposes an image pre-distortion algorithm based on nonlinear fitting and forward mapping interpolation. The radial basis function fitting algorithm is used to get a more precise mapping relationship between the original image and the pre-distorted im
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29

Malvar, H. S., and D. H. Staelin. "Optimal FIR pre- and postfilters for decimation and interpolation of random signals." IEEE Transactions on Communications 36, no. 1 (1988): 67–74. http://dx.doi.org/10.1109/26.2730.

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30

Bergonse, Rafaello, and Eusébio Reis. "Reconstructing pre-erosion topography using spatial interpolation techniques: A validation-based approach." Journal of Geographical Sciences 25, no. 2 (2015): 196–210. http://dx.doi.org/10.1007/s11442-015-1162-2.

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31

Provatidis, Christopher. "Transfinite Patches for Isogeometric Analysis." Mathematics 13, no. 3 (2025): 335. https://doi.org/10.3390/math13030335.

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This paper extends the well-known transfinite interpolation formula, which was developed in the late 1960s by the applied mathematician William Gordon at the premises of General Motors as an extension of the pre-existing Coons interpolation formula. Here, a conjecture is formulated, which claims that the meaning of the involved blending functions can be enhanced, such that it includes any linear independent and complete set of functions, including piecewise-linear, trigonometric functions, Bernstein polynomials, B-splines, and NURBS, among others. In this sense, NURBS-based isogeometric analys
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Scheifinger, Helfried, Kathrin Baumann, and Ulrike Pechinger. "A statistical interpolation scheme to generate 2D and 3D meteorological pre-processor input fields from routine meteorological data." Meteorologische Zeitschrift 10, no. 4 (2001): 341–50. http://dx.doi.org/10.1127/0941-2948/2001/0010-0341.

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33

Kim, Ki-Hwan, Pyoung-Seop Shim, and Seoleun Shin. "An Alternative Bilinear Interpolation Method Between Spherical Grids." Atmosphere 10, no. 3 (2019): 123. http://dx.doi.org/10.3390/atmos10030123.

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In geoscientific studies, conventional bilinear interpolation has been widely used for remapping between logically rectangular grids on the surface of a sphere. Recently, various spherical grid systems including geodesic grids have been suggested to tackle the singularity problem caused by the traditional latitude–longitude grid. We suggest an alternative to pre-existing bilinear interpolation methods for remapping between any spherical grids, even for randomly distributed points on a sphere. This method supports any geometrical configuration of four source points neighboring a target point fo
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34

Gan, Wenyang, Lixia Su, and Zhenzhong Chu. "A PSO-enhanced Gauss pseudospectral method to solve trajectory planning for autonomous underwater vehicles." Mathematical Biosciences and Engineering 20, no. 7 (2023): 11713–31. http://dx.doi.org/10.3934/mbe.2023521.

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<abstract> <p>A fast optimization method based on the Gauss pseudospectral method (GPM) and particle swarm optimization (PSO) is studied for trajectory optimization of obstacle-avoidance navigation of autonomous underwater vehicles (AUVs). A multi-constraint trajectory planning model is established according to the dynamic constraints, boundary constraints, and path constraints. The trajectory optimization problem is converted into a non-linear programming (NLP) problem by means of the GPM, which is solved by the sequential quadratic programming (SQP) algorithm. Aiming at the initi
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Liu, Kuanhao, Xiaohua Wang, Yue Hao, Jingqi Zhang, and Weijiang Wang. "Efficient Large-Width Montgomery Modular Multiplier Design Based on Toom–Cook-5." Electronics 14, no. 7 (2025): 1402. https://doi.org/10.3390/electronics14071402.

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Toom–Cook-n multiplication is an efficient large-width multiplication algorithm based on a divide-and-conquer strategy, widely used in modular multiplication operations for cryptographic algorithms. Theoretically, as the degree n increases, Toom–Cook-n can split the multiplicands into more sub-terms to further enhance the performance of the multiplier. However, constrained by the computational burden brought by the growing size of the interpolation matrix as the degree increases, current research predominantly focuses on Toom–Cook-4 and Toom–Cook-3. This paper proposes a Montgomery modular mul
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36

QIU, Xing-guo, and Bo-hui WANG. "3D visualization algorithm of color gradual interpolation for mine pre-warning data sets." Journal of Computer Applications 32, no. 6 (2013): 1601–4. http://dx.doi.org/10.3724/sp.j.1087.2012.01601.

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37

AbdulHadi, Mohammad, AbdulRahman Al-Ibrahim, and Gurvinder S. Virk. "Grid-interpolation data pre-processor for radial basis function network solar cell model." International Journal of Energy Research 27, no. 6 (2003): 615–24. http://dx.doi.org/10.1002/er.900.

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38

Suba, N. Sz, J. Bydłosz, Amalia Ana Sturza, and Emanuela Iulia Dragomir. "Interpolation Method Consistency Analysis in the Creation of Digital Terrain Models." Journal of Applied Engineering Sciences 14, no. 1 (2024): 161–66. http://dx.doi.org/10.2478/jaes-2024-0020.

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Abstract The present paper proposes to analyse the consistency of several interpolation methods for generating a grid structure, which will be used for digital terrain modelling in the case of water retention basins (polders). The aim is to use a single dataset, from which a number of measured points will be eliminated, after which several interpolation methods will be applied to the remaining dataset in order to analyze which method yields the nearest correct (measured) value. The research focuses on comparing the reliability, consistency and sheer data accuracy (in comparison with pre-determ
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Hsu, Jerry, Tongtong Wang, Zherong Pan, Xifeng Gao, Cem Yuksel, and Kui Wu. "Real-time Physically Guided Hair Interpolation." ACM Transactions on Graphics 43, no. 4 (2024): 1–11. http://dx.doi.org/10.1145/3658176.

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Strand-based hair simulations have recently become increasingly popular for a range of real-time applications. However, accurately simulating the full number of hair strands remains challenging. A commonly employed technique involves simulating a subset of guide hairs to capture the overall behavior of the hairstyle. Details are then enriched by interpolation using linear skinning. Hair interpolation enables fast real-time simulations but frequently leads to various artifacts during runtime. As the skinning weights are often pre-computed, substantial variations between the initial and deformed
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Li, Yang, Zhong Lei Wang, Xiao Li, and Gang Cheng. "Optimization Design Method of the Pre-Manufactured Hole of Flanging." Applied Mechanics and Materials 395-396 (September 2013): 1206–11. http://dx.doi.org/10.4028/www.scientific.net/amm.395-396.1206.

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For the difficulty of calculating the size of the Pre-Manufactured hole of flanging, the formula was derived by using the theory of equal line length and the theory of equal area. And the formula was verified by finite element simulation. Due to theoretical formula has certain error, the optimal design method based on interpolation was put forward and optimization design the size of the Pre-Manufactured hole of flanging. Engineering example shows that this optimization design method is accuracy and convergence speed, and it can quickly calculate the the size of the Pre-Manufactured hole of fla
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41

Morin-Chassé, Alexandre. "Communicating behavioral genetics: Charting the limits of the genetic interpolation effect." F1000Research 5 (November 22, 2016): 2744. http://dx.doi.org/10.12688/f1000research.10032.1.

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Background: Scientific research has linked genetic predispositions to complex social behaviors and orientations. Recent empirical work in science communication suggests that the dissemination of these research findings can impact on public beliefs about the influence of genetics. The genetic interpolation hypothesis posits that exposure to this type of news causes the public to update their views about the influence of genetics on human beings and to infer greater genetic causation for other social traits that are not mentioned in the news content. The main purpose of this study is to test whe
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42

Cheng, Xianhang, and Zhenzhong Chen. "Video Frame Interpolation via Deformable Separable Convolution." Proceedings of the AAAI Conference on Artificial Intelligence 34, no. 07 (2020): 10607–14. http://dx.doi.org/10.1609/aaai.v34i07.6634.

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Learning to synthesize non-existing frames from the original consecutive video frames is a challenging task. Recent kernel-based interpolation methods predict pixels with a single convolution process to replace the dependency of optical flow. However, when scene motion is larger than the pre-defined kernel size, these methods yield poor results even though they take thousands of neighboring pixels into account. To solve this problem in this paper, we propose to use deformable separable convolution (DSepConv) to adaptively estimate kernels, offsets and masks to allow the network to obtain infor
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Wang, Yinhuai, Yujie Hu, and Jian Zhang. "Panini-Net: GAN Prior Based Degradation-Aware Feature Interpolation for Face Restoration." Proceedings of the AAAI Conference on Artificial Intelligence 36, no. 3 (2022): 2576–84. http://dx.doi.org/10.1609/aaai.v36i3.20159.

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Emerging high-quality face restoration (FR) methods often utilize pre-trained GAN models (i.e., StyleGAN2) as GAN Prior. However, these methods usually struggle to balance realness and fidelity when facing various degradation levels. Besides, there is still a noticeable visual quality gap compared with pre-trained GAN models. In this paper, we propose a novel GAN Prior based degradation-aware feature interpolation network, dubbed Panini-Net, for FR tasks by explicitly learning the abstract representations to distinguish various degradations. Specifically, an unsupervised degradation representa
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44

TAN, E. C., and C. Y. CHIA. "INTERPOLATION OF MULTIPLIER COEFFICIENTS OF AN ELLIPTIC WAVE DIGITAL FILTER." Journal of Circuits, Systems and Computers 08, no. 03 (1998): 355–62. http://dx.doi.org/10.1142/s0218126698000171.

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Since the characteristics of an elliptic filter are generally more complex, the required multiplier coefficients of an elliptic wave-digital filter are usually computed from table values. To avoid such an inconvenience and to exploit today's PC capability in terms of storage and speed, we found that it is sufficient to store only a few pre-calculated values and other coefficients can be obtained by employing a computationally simple and fast interpolation routine.
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45

Chen, Chang Hong, Ying Huang, and Jian Shan. "The Finite Element Model Study of the Pre-Twisted Timoshenko Beam." Advanced Materials Research 446-449 (January 2012): 3587–90. http://dx.doi.org/10.4028/www.scientific.net/amr.446-449.3587.

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The paper studies a new mechanical model of pre-twisted Timoshenko beam. But it is different from the conventional Timoshenko straight beam; the proposed new Timoshenko beam element takes separate interpolation polynomial functions both flexure bending displacement and angular displacement. According to the relationship between bending moment and shear, the relationship between of bending displacement and angle displacement is derived, more accurate to consider the effects of shear deformation, come up with a new initial reverse Timoshenko beam element stiffness matrix. Finally, by calculating
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46

Dilip, Pawar Ashwini, K. Rameshbabu, Kanase Prajakta Ashok, and Shital Arjun Shivdas. "Bilinear Interpolation Image Scaling Processor for VLSI Architecure." International Journal of Reconfigurable and Embedded Systems (IJRES) 3, no. 3 (2014): 104. http://dx.doi.org/10.11591/ijres.v3.i3.pp104-113.

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We introduce image scaling processor using VLSI technique. It consist of Bilinear interpolation, clamp filter and a sharpening spatial filter. Bilinear interpolation algorithm is popular due to its computational efficiency and image quality. But resultant image consist of blurring edges and aliasing artifacts after scaling. To reduce the blurring and aliasing artifacts sharpening spatial filter and clamp filters are used as pre-filter. These filters are realized by using T-model and inversed T-model convolution kernels. To reduce the memory buffer and computing resources for proposed image pro
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47

Li, Fang. "Partial Discharge Detection of On-Line Cables Based on Hilbert Huang Transform." Advanced Materials Research 960-961 (June 2014): 759–62. http://dx.doi.org/10.4028/www.scientific.net/amr.960-961.759.

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Hilbert-Huang transforms calculation method was used in the study on signal of partial discharge from on-line cable. The partial discharge signal was made to be intrinsic mode function (IMF) by empirical mode decomposition (EMD).The cubic spline interpolation was selected as the interpolation function and ideal envelope curve was achieved to eliminates defects such as overshoot and undershoot effectively. Appropriate lock-in amplifier was choosed and pre-amplifier and phase sensitive detection circuit was designed to determine the calculation programs. The results showed that the test system c
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48

Maksimova, Larisa. "Complexity of interpolation and related problems in positive calculi." Journal of Symbolic Logic 67, no. 1 (2002): 397–408. http://dx.doi.org/10.2178/jsl/1190150051.

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AbstractWe consider the problem of recognizing important properties of logical calculi and find complexity bounds for some decidable properties. For a given logical system L, a property P of logical calculi is called decidable over L if there is an algorithm which for any finite set Ax of new axiom schemes decides whether the calculus L + Ax has the property P or not. In [11] the complexity of tabularity, pre-tabularity. and interpolation problems over the intuitionistic logic Int and over modal logic S4 was studied, also we found the complexity of amalgamation problems in varieties of Heyting
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Zhou, Xiaoyang. "An Adapted NURBS Interpolator with a Switched Optimized Method of Feed-Rate Scheduling." Machines 12, no. 3 (2024): 186. http://dx.doi.org/10.3390/machines12030186.

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With the increasing demand for processing precision in the manufacturing industry, feed-rate scheduling is a crucial component in achieving the processing quality of complex surfaces. A smooth feed-rate profile not only guarantees machining quality but also improves machining efficiency. Although the typical offline feed-rate scheduling method possesses good processing efficiency, it may not provide an optimal solution due to the NP-hard problem caused by the feed-rate scheduling of continuous curve segments, which easily results in excess kinetic limitations and feed-rate fluctuations in a re
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Xiang, Lai, Ying Xu, Jianhui Cui, Yang Liu, Ruozhou Wang, and Guofeng Li. "GM(1,1)-Based Weighted K-Nearest Neighbor Algorithm for Indoor Localization." Remote Sensing 15, no. 15 (2023): 3706. http://dx.doi.org/10.3390/rs15153706.

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Along with the IoT technology, the importance of indoor positioning is increasing, but the accuracy of the traditional fingerprint positioning algorithm is negatively affected by the complex indoor environment. This issue of low indoor spatial geolocation localization accuracy when the signal is collected away from the present stage occurs due to the signal instability of the iBeacon in the traditional fingerprint localization algorithm, which generates a variety of factors such as object blocking and reflection, multipath effect, etc., as well as the scarcity of reference fingerprint data poi
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