Results 21 to 30 of about 3,019,309 (154)

Spectral analysis of forecast error investigated with an observing system simulation experiment [PDF]

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2015
The spectra of analysis and forecast error are examined using the observing system simulation experiment framework developed at the National Aeronautics and Space Administration Global Modeling and Assimilation Office.
Nikki C. Privé, Ronald M. Errico
doaj   +1 more source

Dynamics Verification Experiment of the Stewart Parallel Manipulator

open access: yesInternational Journal of Advanced Robotic Systems, 2015
As the basis of dynamic analysis and driving force calculation, dynamic models and dynamic parameters are important issues in mechanical design and control.
Zhu-Feng Shao   +2 more
doaj   +1 more source

Application of synchrosqueezed spectrograms to speaker verification via formant identification by visual observation [PDF]

open access: yesJASA Express Letters
Speaker identification and verification via the measurement of formant frequencies from a sound spectrogram are often based on rules of thumb. In this Letter, we investigate the effectiveness of synchrosqueezed spectrograms, which can make formants ...
Masahiro Okada
doaj   +1 more source

Retrieval Priming in Product Verification: Evidence From Retrieval-Induced Forgetting

open access: yesJournal of Numerical Cognition, 2018
The conditions under which multiplication verification (3 × 6 = 12, true or false?) involves product retrieval and comparison or familiarity-based recognition judgements has not been clearly established.
Josh Neudorf   +2 more
doaj   +1 more source

Vessel Target Echo Characteristics and Motion Compensation for Shipborne HFSWR under Non-Uniform Linear Motion

open access: yesRemote Sensing, 2021
For shipborne high-frequency surface wave radar (HFSWR), the movement of the ship has a great impact on the radar echo, thus affecting target detection performance.
Yonggang Ji   +6 more
doaj   +1 more source

Verification Experiment of Zr-4 Alloy Tube in Irradiation Rig Out-of-pile

open access: yesYuanzineng kexue jishu, 2023
Special irradiation rig should be designed when a new type of nuclear fuel need to be irradiated and tested in the reactor. In the design of irradiation rig used in light water reactor, zirconium alloy is often be fabricated as component because of its ...
WU Qi;SHI Baolei;ZHANG Peisheng;GUAN Xitong;LI Kai
doaj  

Water surface profile experiment and verification calculation.

open access: yes, 2019
Water surface profile experiment and verification calculation.
Shihe Liu (7435034), Rui Xu (158313)
core   +1 more source

UNMANNED AERIAL VEHICLE IMAGE MATCHING BASED ON IMPROVED RANSAC ALGORITHM AND SURF ALGORITHM [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
A UAV image matching method based on RANSAC (Random Sample Consensus) algorithm and SURF (speeded up robust features) algorithm is proposed. The SURF algorithm is integrated with fast operation and good rotation invariance, scale invariance and ...
X. G. Li   +5 more
doaj   +1 more source

Motion error estimation of circular arc interpolation cutter path of machining center produced by NC linear acceleration/deceleration processing

open access: yesNihon Kikai Gakkai ronbunshu
From the machining center (MC) user’s point of view, this paper, as the second report of a systematic study, proposes a practical approach to estimate the trajectory error of a circular arc interpolation cutter path produced by the NC linear acceleration/
Hua QIU, Tetsurou YAMAGUCHI
doaj   +1 more source

Dampak Pembelajaran Process Oriented Guided Inquiry Learning Terhadap Pengetahuan Metakognitif Siswa Pada Topik Kesetimbangan Kelarutan

open access: yesJurnal Pendidikan: Teori, Penelitian, dan Pengembangan, 2020
: The aim of this study is to investigate the difference of XI grade science students’ metacognitive knowledge as the impact of POGIL and verification learning on solubility equilibrium topic. The study used quasy experiment design.
Wiwin Dwi Nurpitasari   +2 more
doaj   +1 more source

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