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Boosting in PN Spaces
[chapter]
2006
Lecture Notes in Computer Science
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This paper analyzes boosting in unscaled versions of ROC spaces, also referred to as PN spaces. ...
A minor revision to AdaBoost's reweighting strategy is analyzed, which allows to reformulate it in terms of stratification, and to visualize the boosting process in nested PN spaces as known from divide-and-conquer ...
Visualizing the boosting process in nested PN spaces allowed to point out similarities between boosting and rule learning. ...
doi:10.1007/11871842_37
fatcat:n5lpiphapzeuhmhtut3umjyvwq
Adaptive Total Sliding Mode Control for the Current of Power Factor Correction Circuit
2018
IEICE Electronics Express
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The design of an adaptive total sliding mode control (ATSMC) system for the current control of power factor correction (PFC) is addressed in this paper. ...
The merits of the designed ATSMC is verified by a boost type PFC prototype, the simulation and experiment results show that the PFC circuit can achieve unity power factor and sinusoidal grid current, simultaneously ...
Acknowledgments Part of the research funding is funded by the National Natural Science Foundation of China (51505173), Project of Natural Science Research in Universities of Jiangsu Province (14KJB510006 ...
doi:10.1587/elex.15.20180505
fatcat:7fsvuptuvbc7heajfp4vb33q3u
A Three-Level DC-Link Quasi-Switch Boost T-Type Inverter with Voltage Stress Reduction
2020
Energies
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Therefore, in this paper, a new topology incorporating the dc-link type quasi-switched boost network with the traditional three-level T-type inverter is proposed to overcome the limit of traditional three-level ...
The space vector pulse width modulation scheme is considered to control this topology, which provides some benefits such as enhancing modulation index and reducing the magnitude of common-mode voltage. ...
The old sectors of space vector diagram produce CMV varying from 0 to −V PN /6, whereas the even sectors produce the CMV which varies from 0 to +V PN /6. ...
doi:10.3390/en13143727
fatcat:ru33vylc3naw5iwo7imrdhuxmy
High Step-up Coupled Inductor Inverters Based on qSBIs
2019
Energies
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In this paper, two types of high step-up coupled inductor inverters based on qSBIs (quasi- switched boost inverters) are proposed. ...
A boost unit can be added to the proposed inverters for further improvement of the voltage gain. ...
− 2D V in (8) Thus, in stage III, the peak DC-link voltage V PN can be written as: V PN = 2 N 2 N 1 + 2 1 − 2D V in (9) The boost factor can be defined as: B = V PN V in = 2 N 2 N 1 + 2 1 − 2D (10) When ...
doi:10.3390/en12153032
fatcat:voeias4mcjfmviiqaqqkvmu2sa
Maximum Boost Control Method for Single-Phase Quasi-Switched-Boost and Quasi-Z-Source Inverters
2017
Energies
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The maximum boost control method for a single-phase switched-boost inverter (SBI) and single-phase Z-source inverter (ZSI) is proposed in this paper. ...
In [25] , the concept of a switched inductor is applied to the SBI topologies to improve the boost factor. ...
a continuous conduction mode, and i L = I L + i L i PN = I PN + i PN v c = V c + v c v PN = V PN + v PN d = D + d (8)
Circuit Analysis for Single-Phase Improved SBI In order ...
doi:10.3390/en10040553
fatcat:353gsd2j6fhntmvkmws7nizbiq
Sparse regression and support recovery with L2-Boosting algorithms
2014
Journal of Statistical Planning and Inference
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For the sake of clarity, we also present some results in the deterministic case. ...
Abstract This paper focuses on the analysis of L 2 -Boosting algorithms for linear regressions. ...
We investigate the behaviour of such algorithms in a multivariate settings. ...
doi:10.1016/j.jspi.2014.07.006
fatcat:mmdqb2ww4rgcjelper3aangmja
Analysis of Nonlinear Dynamics of a Quadratic Boost Converter Used for Maximum Power Point Tracking in a Grid-Interlinked PV System
2018
Energies
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In this paper, the nonlinear dynamics of a PV-fed high-voltage-gain single-switch quadratic boost converter loaded by a grid-interlinked DC-AC inverter is explored in its parameter space. ...
The theoretical results are in remarkable agreement with the numerical simulations and experimental measurements using a laboratory prototype. ...
The controller design the DC-DC quadratic boost converter when used for MPPT is described in Section 3. A closed-loop state-space switched model of the system is presented in Section 4. ...
doi:10.3390/en12010061
fatcat:cerevslf7zditdzv33dw5dns4m
Modulation Technique for Modified Active Quasi-Z-Source Inverter with Common-Mode Voltage Reduction
2021
Electronics
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In this study, a new space vector pulse-width modulation for an active quasi-Z-source topology is proposed to operate at a high modulation index and reduce the common-mode voltage to one-third of the DC-link ...
In Z-source topologies, a high-amplitude common-mode voltage can occur when shoot-through states are inserted. ...
To achieve boost capability and solve dead-time issues, single-stage impedance-source inverters [13] [14] [15] [16] [17] [18] [19] with buck/boost ability have been proposed with some advantages in PV ...
doi:10.3390/electronics10232968
fatcat:sml4jbgy7rcudgdkvzb3bivzka
Superposed metric for spinning black hole binaries approaching merger
[article]
2021
arXiv
pre-print
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The velocities and trajectories of the boost are obtained by solving the post-Newtonian (PN) equations of motion at 3.5 PN order. ...
We build the metric as an analytical superposition of two Kerr metrics in harmonic coordinates, where we transform each black hole term with time-dependent boosts describing an inspiral trajectory. ...
The views and opinions expressed in this paper are those of the authors and not the views of the agencies or US government. ...
arXiv:2103.15707v2
fatcat:6dup7ektnjdh5ni3ff6mgesvwu
Implementation of a Hybrid AC–AC Direct Power Converter With Unity Voltage Transfer
2008
IEEE transactions on power electronics
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The proposed converter is formed by integrating a reversible auxiliary boost converter in the dc link of the two-stage matrix converter. ...
A novel predictive current control technique for the HDPC is also proposed for minimum energy storage in the converter. ...
Space vector modulation Implementation of Space Vector Modulation (SVM) for the two-stage matrix converter has been discussed in [3] , [10] , [13] where a similar approach as in [10] can be used ...
doi:10.1109/tpel.2008.924601
fatcat:hl6bghjnfrajdj7m6dujvpa7ie
GBHT: Gradient Boosting Histogram Transform for Density Estimation
[article]
2021
arXiv
pre-print
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In this paper, we propose a density estimation algorithm called Gradient Boosting Histogram Transform (GBHT), where we adopt the Negative Log Likelihood as the loss function to make the boosting procedure ...
Then when the target density function lies in spaces C^1,α, we present an upper bound for GBHT which is smaller than the lower bound of its corresponding base learner, in the sense of convergence rates ...
To be specific, in the space C 1,α ,
we show that HT density estimator obtains lower bound This paper aims at filling the blank in studies of boosting in
as O(n−2/2+d ), which turns out ...
arXiv:2106.05738v1
fatcat:7wmjcozpvza2dfbceca3kyvgvu
Page 67 of Astronautics Vol. 5, Issue 10
[page]
1960
Astronautics
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Guidance: Key to maximumM Pns in space
As space technology advances, the character of space mis- sions will become more and more sophisticated. ...
Now in design or devel- opment stages are soft lunar landing and interplanetary guid- ance systems and controls . . . boost. mid-course, re-entry and
terminal guidance . . . self-adaptive flight controllers ...
Parity mixing of pair at nuclear surface due to spin-orbit potential in ^18F
[article]
2014
arXiv
pre-print
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Based on the dinucleon picture, the effect of the spin-orbit force on the T=0 and T=1 pn pairs around the ^16O core is discussed. ...
The T=1 pair in the J^π=0^+ state gains the spin-orbit potential energy involving the odd-parity mixing in the pair. ...
Gaussian wave packets in the phase space. ...
arXiv:1407.0151v1
fatcat:ucowgsapbbflnhamplje4kwogm
Seamless control for single‐phase high gain quasi‐switched impedance source multilevel inverter for distributed generation application
2021
IET Power Electronics
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The single-stage buck-boost multilevel inverters are getting more attention even in lowvoltage and low power distributed generation applications due to high reliability with shoot-through invulnerability ...
In this study, a new hybrid quasi-switched boost circuit is integrated with a reduced switch single-phase multilevel inverter to accomplish a high gain single-stage conversion at low device stress and ...
= C Y 1 d v CY 1 dt = −i PN (2) In ST-state, the switches in full bridge inverter S 1 -S 4 and active switches in boost network S X and S Y are turned on. ...
doi:10.1049/pel2.12079
fatcat:ctxumncfjreqzhekdbt47ofoja
An Extended Switched-inductor Quasi-Z-source Inverter
2014
Journal of Electrical Engineering and Technology
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In this paper, an extended switched-inductor quasi-Z-source inverter (ESL-qZSI) with high boost voltage inversion ability is presented, which combines the SL-qZSI with the traditional boost converter, ...
In addition, the performance of the proposed topology is verified by simulations and experiments. ...
In Fig. 14 (b) , V C1 , V C2 and V PN are boosted to 58V, 170V and 283V, respectively. ...
doi:10.5370/jeet.2014.9.2.541
fatcat:ras57ygkrrcf5huud5ua3ulxl4
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