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Journal articles on the topic 'Source counting'

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1

Zhang, Ge, Zhengyong Li, Haiyang Wang, Xiangkong Zhan, Wei Zhang, and Chongqing Wu. "Coincidence counting measurement of commercial quasi-single-photon source." Chinese Optics Letters 13, Suppl. (2015): S20301. http://dx.doi.org/10.3788/col201513.s20301.

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2

Bécares, V., and J. Blázquez. "Detector Dead Time Determination and Optimal Counting Rate for a Detector Near a Spallation Source or a Subcritical Multiplying System." Science and Technology of Nuclear Installations 2012 (2012): 1–7. http://dx.doi.org/10.1155/2012/240693.

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The operation of accelerator-driven systems or spallation sources requires the monitoring of intense neutron fluxes, which may be billions-fold more intense than the fluxes obtained with usual radioactive sources. If a neutron detector is placed near a very intense source, it can become saturated because of detector dead time. On the contrary, if it is placed far away from the source, it will lose counting statistics. For this reason, there must exist an optimal position for placing the detector. The optimal position is defined as the one with the minimal relative uncertainty in the counting r
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Chen, Yang, Yuanzhi Xue, Rui Wang, and Guangyuan Zhang. "Underwater Source Counting with Local-Confidence-Level-Enhanced Density Clustering." Sensors 23, no. 20 (2023): 8491. http://dx.doi.org/10.3390/s23208491.

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Source counting is the key procedure of autonomous detection for underwater unmanned platforms. A source counting method with local-confidence-level-enhanced density clustering using a single acoustic vector sensor (AVS) is proposed in this paper. The short-time Fourier transforms (STFT) of the sound pressure and vibration velocity measured by the AVS are first calculated, and a data set is established with the direction of arrivals (DOAs) estimated from all of the time–frequency points. Then, the density clustering algorithm is used to classify the DOAs in the data set, with which the number
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4

Huntley, D. J. "Thick-source alpha counting of peat." Ancient TL 12, no. 2 (1994): 41–42. https://doi.org/10.26034/la.atl.1994.227.

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5

Vernstrom, Tessa, Jasper Wall, and Douglas Scott. "Deep Source-Counting at 3 GHz." Proceedings of the International Astronomical Union 10, S306 (2014): 177–81. http://dx.doi.org/10.1017/s1743921314011053.

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AbstractWe describe an analysis of 3-GHz confusion-limited data from the Karl J. Jansky Very Large Array (VLA). We show that with minimal model assumptions, P(D), Bayesian and Markov-Chain Mone-Carlo (MCMC) methods can define the source count to levels some 10 times fainter than the conventional confusion limit. Our verification process includes a full realistic simulation that considers known information on source angular extent and clustering. It appears that careful analysis of the statistical properties of an image is more effective than counting individual objects.
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6

Fang, Yuzhuo, and Zhiyong Xu. "Multiple Sound Source Localization and Counting Using One Pair of Microphones in Noisy and Reverberant Environments." Mathematical Problems in Engineering 2020 (September 7, 2020): 1–12. http://dx.doi.org/10.1155/2020/8937829.

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A multiple sound source localization and counting method based on an angular spectrum is proposed in this paper. Local signal-to-noise ratio tracking, onset detection, and a coherence test are introduced to filter the generalized cross-correlation angular spectrum in the time-frequency domain for multiple sound source localization and counting in noisy and reverberant environments. Then, dual-width matching pursuit is introduced to replace peak search as the method of localization and counting. A comprehensive comparison of two statistical indicators, mean precision and mean absolute estimated
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Li, Xiaoni, Hongshun Yang, Hailiang Huang, and Tao Zhu. "CELLCOUNTER: Novel Open-Source Software for Counting Cell Migration and InvasionIn Vitro." BioMed Research International 2014 (2014): 1–6. http://dx.doi.org/10.1155/2014/863564.

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Transwell Boyden chamber based migration/invasion assay is a simple and extensively used approach for the characterization of cell motilityin vitro. Cell motility is quantified by counting the number of cells that pass through the filter membrane. The counting is usually performed manually, which is laborious and error prone. We have therefore developed CELLCOUNTER, an application that is capable of recognizing and counting the total number of cells through an intuitive graphical user interface. The counting can be performed in batch, and the counting results can be visualized and further cura
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8

Kung, Fan-Jie, and Mingsian R. Bai. "A nested generalized sidelobe canceller for source counting, localization, and signal separation in reverberant fields." Journal of the Acoustical Society of America 154, no. 6 (2023): 3769–81. http://dx.doi.org/10.1121/10.0023963.

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This paper proposes a nested generalized sidelobe canceller (NGSC) for typical array signal processing tasks, including source counting, localization, and signal separation. Multiple blocking matrices are arranged in a nested structure to successively eliminate dominant sources until the remaining signal is predominantly incoherent noise. The microphone signals are dereverberated using a multichannel weighted prediction error algorithm. In source counting, the number of sound sources is determined by tracking the average power of the blocked signal. In source localization, the direction-of-arr
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9

Chen, Xiang, Jingchao Li, Hui Han, and Yulong Ying. "Improving the signal subtle feature extraction performance based on dual improved fractal box dimension eigenvectors." Royal Society Open Science 5, no. 5 (2018): 180087. http://dx.doi.org/10.1098/rsos.180087.

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Because of the limitations of the traditional fractal box-counting dimension algorithm in subtle feature extraction of radiation source signals, a dual improved generalized fractal box-counting dimension eigenvector algorithm is proposed. First, the radiation source signal was preprocessed, and a Hilbert transform was performed to obtain the instantaneous amplitude of the signal. Then, the improved fractal box-counting dimension of the signal instantaneous amplitude was extracted as the first eigenvector. At the same time, the improved fractal box-counting dimension of the signal without the H
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10

Adair, Aaron. "Counting on the Census Numbers." HIPHIL Novum 10, no. 1 (2025): 2–21. https://doi.org/10.7146/hn.v10i1.152021.

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Censuses of the Israelites found in Numbers have been mulled over because of both their large values and the particulars of those values. Efforts to fit the large numbers of Israelites escaping Egypt into something historically plausible or suggest a lexical development focus on reinterpreting the standard counter for “thousands”, elep (אלף). The most recent attempts use mathematical models, but the results have not been rigorously tested. A statistical evaluation finds the efforts wanting, and the underlying numbers are most likely artificial. The origin of the census values is then proposed,
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11

Fang, Yuzhuo, Xian Zang, Juan Yang, Hongcheng Zhou, and Zhiyong Xu. "A Multiple Sound Source Localization and Counting Method Based on the Kernel Density Estimator." Mathematical Problems in Engineering 2022 (January 29, 2022): 1–11. http://dx.doi.org/10.1155/2022/6783184.

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An unambiguous signal processing algorithm when using a wide intermicrophone distance is proposed in this paper for simultaneously locating and counting multiple active sound sources. Based on the kernel density estimator, a multistage structure in the time-frequency domain is used to suppress the influence of spatial aliasing, then the pooled angular spectrum is combined with a peak search method having an updated cut-off threshold and a source merging module. Complete source localization and counting is realized through the combination of these two steps. Simulation results show that the pro
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12

Jonathan Walg, Anatoly Rodnianski, and Itzhak Orion. "Solar flare detection method using Rn-222 radioactive source." GSC Advanced Research and Reviews 5, no. 2 (2020): 159–66. http://dx.doi.org/10.30574/gscarr.2020.5.2.0087.

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Solar neutrino detection is known to be a very challenging task, due to the minuscule absorption cross-section and mass of the neutrino. One research showed that relative large solar-flares affected the decay-rates of Mn-54 in December 2006. Since most the radiation emitted during a solar flare are blocked before reaching the earth surface, it should be assumed that such decay-rate changes could be due to neutrino flux increase from the sun, in which only neutrinos can penetrate the radionuclide. This study employs the Rn-222 radioactive source for the task of solar flare detection, based on t
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Jonathan, Walg, Rodnianski Anatoly, and Orion Itzhak. "Solar flare detection method using Rn-222 radioactive source." GSC Advanced Research and Reviews 5, no. 2 (2020): 159–66. https://doi.org/10.5281/zenodo.4319660.

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Solar neutrino detection is known to be a very challenging task, due to the minuscule absorption cross-section and mass of the neutrino. One research showed that relative large solar-flares affected the decay-rates of Mn-54 in December 2006. Since most the radiation emitted during a solar flare are blocked before reaching the earth surface, it should be assumed that such decay-rate changes could be due to neutrino flux increase from the sun, in which only neutrinos can penetrate the radionuclide. This study employs the Rn-222 radioactive source for the task of solar flare detection, based on t
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14

Sjostrand, H., and J. R. Prescott. "Thick source alpha counting: the measurement of thorium." Ancient TL 20, no. 1 (2002): 7–10. https://doi.org/10.26034/la.atl.2002.339.

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15

Nigro, Michael, and Sridhar Krishnan. "Trends in audio scene source counting and analysis." Machine Learning with Applications 18 (December 2024): 100593. http://dx.doi.org/10.1016/j.mlwa.2024.100593.

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16

Laufer-Goldshtein, Bracha, Ronen Talmon, and Sharon Gannot. "Source Counting and Separation Based on Simplex Analysis." IEEE Transactions on Signal Processing 66, no. 24 (2018): 6458–73. http://dx.doi.org/10.1109/tsp.2018.2876349.

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17

Hafezi, Sina, Alastair H. Moore, and Patrick A. Naylor. "Spatial consistency for multiple source direction-of-arrival estimation and source counting." Journal of the Acoustical Society of America 146, no. 6 (2019): 4592–603. http://dx.doi.org/10.1121/1.5140191.

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18

Dreier, Till, Robin Krüger, Gustaf Bernström, Karin Tran-Lundmark, Isabel Gonçalves, and Martin Bech. "Laboratory x-ray nano-computed tomography for biomedical research." Journal of Instrumentation 19, no. 10 (2024): P10021. http://dx.doi.org/10.1088/1748-0221/19/10/p10021.

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Abstract High-resolution x-ray tomography is a common technique for biomedical research using synchrotron sources. With advancements in laboratory x-ray sources, an increasing number of experiments can be performed in the lab. In this paper, the design, implementation, and verification of a laboratory setup for x-ray nano-computed tomography is presented using a nano-focus x-ray source and high geometric magnification not requiring any optical elements. Comparing a scintillator-based detector to a photon counting detector shows a clear benefit of using photon counting detectors for these appli
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19

Darby, Flynn B., Michael Y. Hua, Oskari V. Pakari, Shaun D. Clarke, and Sara A. Pozzi. "Multiplicity counting using organic scintillators to distinguish neutron sources: An advanced teaching laboratory." American Journal of Physics 91, no. 11 (2023): 936–45. http://dx.doi.org/10.1119/5.0139531.

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In this advanced instructional laboratory, students explore complex detection systems and nondestructive assay techniques used in the field of nuclear physics. After setting up and calibrating a neutron detection system, students carry out timing and energy deposition analyses of radiation signals. Through the timing of prompt fission neutron signals, multiplicity counting is used to carry out a special nuclear material (SNM) nondestructive assay. Our experimental setup is comprised of eight trans-stilbene organic scintillation detectors in a well-counter configuration, and measurements are ta
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20

Muzaffar, Ijlal. "Counting Quality, Seeing Patterns." ARTMargins 12, no. 2 (2023): 43–57. http://dx.doi.org/10.1162/artm_a_00351.

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Abstract What does it mean to see Third World “development” as a problem of untapped creativity? This paper argues that quick celebrations of ingenuity across the world has been part of a new mode securing expertise and legitimizing intervention that emerges after the Second World War. Propelled by architects and planners, this mode bypasses the quantitative and historical questions of colonial drain and global financial regimes to project qualitative “patterns” across the Third World as a source of immanent and self-generative change.
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21

Nigro, Michael, and Sridhar Krishnan. "Multimodal System for Audio Scene Source Counting and Analysis." IEEE/ACM Transactions on Audio, Speech, and Language Processing 30 (2022): 1073–82. http://dx.doi.org/10.1109/taslp.2022.3156795.

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22

Sheng, C. X., Q. Chen, H. Y. Gan, B. Chen, and H. Li. "Photon counting ghost imaging using non-Poisson light source." Optik 124, no. 14 (2013): 1852–54. http://dx.doi.org/10.1016/j.ijleo.2012.05.039.

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23

Andres, Michael, Samuel Di Luca, and Mauro Pesenti. "Finger counting: The missing tool?" Behavioral and Brain Sciences 31, no. 6 (2008): 642–43. http://dx.doi.org/10.1017/s0140525x08005578.

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AbstractRips et al. claim that the principles underlying the structure of natural numbers cannot be inferred from interactions with the physical world. However, in their target article they failed to consider an important source of interaction: finger counting. Here, we show that finger counting satisfies all the conditions required for allowing the concept of numbers to emerge from sensorimotor experience through a bottom-up process.
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24

Pickford Scienti, Oliver L. P. Pickford, and Dimitra G. Darambara. "Demonstrating a Novel, Hidden Source of Spectral Distortion in X-ray Photon Counting Detectors and Assessing Novel Trigger Schemes Proposed to Avoid It." Sensors 23, no. 9 (2023): 4445. http://dx.doi.org/10.3390/s23094445.

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X-ray photon counting spectral imaging (x-CSI) determines a detected photon’s energy by comparing the charge it induces with several thresholds, counting how many times each is crossed (the standard method, STD). This paper is the first to demonstrate that this approach can unexpectedly delete counts from the recorded energy spectrum under some clinically relevant conditions: a process we call negative counting. Four alternative counting schemes are proposed and simulated for a wide range of sensor geometries (pixel pitch 100–600 µm, sensor thickness 1–3 mm), number of thresholds (3, 5, 8, 24
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25

He, Yuhang, Zhiheng Ma, Xing Wei, Xiaopeng Hong, Wei Ke, and Yihong Gong. "Error-Aware Density Isomorphism Reconstruction for Unsupervised Cross-Domain Crowd Counting." Proceedings of the AAAI Conference on Artificial Intelligence 35, no. 2 (2021): 1540–48. http://dx.doi.org/10.1609/aaai.v35i2.16245.

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This paper focuses on the unsupervised domain adaptation problem for video-based crowd counting, in which we use labeled data as source domain and unlabelled video data as target domain. It is challenging as there is a huge gap between the source and the target domain and no annotations of samples are available in the target domain. The key issue is how to utilize unlabelled videos in the target domain for knowledge learning and transferring from the source domain. To tackle this problem, we propose a novel Error-aware Density Isomorphism REConstruction Network (EDIREC-Net) for cross-domain cr
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26

Cademartiri, Filippo, Antonella Meloni, Laura Pistoia, et al. "Dual Source Photon-Counting Computed Tomography—Part II: Clinical Overview of Neurovascular Applications." Journal of Clinical Medicine 12, no. 11 (2023): 3626. http://dx.doi.org/10.3390/jcm12113626.

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Photon-counting detector (PCD) is a novel computed tomography detector technology (photon-counting computed tomography—PCCT) that presents many advantages in the neurovascular field, such as increased spatial resolution, reduced radiation exposure, and optimization of the use of contrast agents and material decomposition. In this overview of the existing literature on PCCT, we describe the physical principles, the advantages and the disadvantages of conventional energy integrating detectors and PCDs, and finally, we discuss the applications of the PCD, focusing specifically on its implementati
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27

Botea, Adi, Massimiliano Mattetti, Akihiro Kishimoto, Radu Marinescu, and Elizabeth Daly. "Counting Vertex-Disjoint Shortest Paths in Graphs." Proceedings of the International Symposium on Combinatorial Search 12, no. 1 (2021): 28–36. http://dx.doi.org/10.1609/socs.v12i1.18548.

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Finding a shortest path in a graph is at the core of many combinatorial search problems. A closely related problem refers to counting the number of shortest paths between two nodes. Such problems are solvable in polynomial time in the size of the graph. However, more realistic problem formulations could additionally specify constraints to satisfy. We study the problem of counting the shortest paths that are vertex disjoint and can satisfy additional constraints. Specifically, we look at the problems of counting vertex-disjoint shortest paths in edge-colored graphs, counting vertex-disjoint sho
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28

Kaur, Jasdeep. "DIGITAL IMAGE ANALYSIS BASED ON AUTOMATED COUNTING CLUSTERED SOYBEAN SEEDS." INTERNATIONAL JOURNAL OF COMPUTERS & TECHNOLOGY 12, no. 3 (2014): 3325–28. http://dx.doi.org/10.24297/ijct.v12i3.3245.

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- Â This paper investigates the use of digital image analysis techniques for developing for counting clustered soya bean seeds. Images are extracted from source WWW.21food.com). As manual counting have several issues such as low accuracy and higher cost. Automated counting techniques give a fast and low cost of counting soya bean seeds. This paper follows 5 processing steps. First process converting the image into gray scale and thresholding is applied using CLAHE. Second dilation is applied to enhance the image. Third applied masking to enhance the image. Fourth edge detection algorithm is ap
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Nigro, Michael, and Sridhar Krishnan. "SARdB: A dataset for audio scene source counting and analysis." Applied Acoustics 178 (July 2021): 107985. http://dx.doi.org/10.1016/j.apacoust.2021.107985.

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30

CUI Dong-xu, 崔东旭, 史继芳 SHI Ji-fang, 李宏光 LI Hong-guang, 孙宇楠 SUN Yu-nan, and 曹锋 CAO Feng. "Illuminance measurement of quasi-point source with photon counting method." Optics and Precision Engineering 20, no. 4 (2012): 733–38. http://dx.doi.org/10.3788/ope.20122004.0733.

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31

Croft, S., and D. Henzlova. "Determining 252Cf source strength by absolute passive neutron correlation counting." Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment 714 (June 2013): 5–12. http://dx.doi.org/10.1016/j.nima.2013.02.002.

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32

Sherley, James L. "A Kinetic Stem Cell Counting Analysis of the Specific Effects of Cell Culture Medium Growth Factors on Adipose-Derived Mesenchymal Stem Cells." Life 13, no. 3 (2023): 614. http://dx.doi.org/10.3390/life13030614.

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A recently described kinetic stem cell (KSC) counting method was used to investigate the stem-cell-specific effects of commercial growth factor supplements used for expanding stem cells in adipose-tissue-derived mesenchymal cell preparations. The supplements were a proprietary growth factor product, a source of fetal bovine serum, two sources of pooled human sera, and two sources of human platelet lysate. KSC counting analyses were performed to monitor effects on the fraction and viability of stem cells in serial cultures with their respective supplements. Serial cultures supplemented with the
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33

Kousik, G. S., J. Gong, C. M. Van Vliet та ін. "Flicker-noise fluctuations in α-radioactive decay". Canadian Journal of Physics 65, № 4 (1987): 365–75. http://dx.doi.org/10.1139/p87-043.

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Counting statistics of α particles from three sources, one containing 241Am; one containing 239Pu, 241Am, and 244Cu; and a source containing 148Gd, were determined over periods of 1–4000 min. In particular, the two-sample variance or Allan variance was determined for many sample runs. According to a recent theorem, there is a unique relation between the particle-flux spectral noise density and the Allan variance. It was found that for small counting periods, the statistics were Poissonian, corresponding to shot noise of the particle flux. For long periods[Formula: see text], the counting stati
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Thakur, Shikha, and Sneha Singh. "Counting and Localization of Multiple Unknown Harmonic Sound Sources in Entire 3D Space Using Just Five Microphones." INTER-NOISE and NOISE-CON Congress and Conference Proceedings 268, no. 6 (2023): 2963–72. http://dx.doi.org/10.3397/in_2023_0428.

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Counting and localization of multiple sound sources in an unknown environment has many applications, namely fault diagnosis of complex machineries, hearing aids' development, and localization of enemy vehicles in defense. However, multiple sound source localization is extremely challenging because it requires numerous microphones, which increases the cost, computational time, and installation difficulties. Here, we present a new method to count the number of stationary harmonic sound sources and localize them in a free-field environment using a novel oblique square pyramid shaped array of only
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Vehar, David, William Charlton, and Mark Andrews. "Alternatives to NIST Cf-252 Iirradiations for Transfer Calibration of S-32 Neutron Monitors." EPJ Web of Conferences 308 (2024): 01008. http://dx.doi.org/10.1051/epjconf/202430801008.

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Gas-flow proportional counting systems are used by the Radiation Metrology Laboratory (RML) at Sandia National Laboratories for reactor fluence monitoring with the 32S(n,p)32P reaction. Calibration of these systems has traditionally been accomplished by fluence-transfer irradiations at the NIST 252Cf facility. Such calibrations have become increasingly difficult as the NIST 252Cf source decayed to unusable levels. To minimize the risk to the testing programs from an inability to properly calibrate these systems, the RML has developed two alternative calibration techniques: 1) development and i
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Tsang, R. H. M., O. Nusair та A. Piepke. "Sensitivity analysis towards trace-uranium detection with γ-γ coincidence NAA". Journal of Instrumentation 16, № 10 (2021): P10007. http://dx.doi.org/10.1088/1748-0221/16/10/p10007.

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Abstract We present an improved approach for detection of trace amounts of 238U by means of neutron activation analysis (NAA). The analysis enhancement is obtained by utilizing γ-γ coincidence counting. An empirical method for evaluating the sensitivity gain in the presence of a large source-related background is presented. A comparison of detection limits is made between two counting schemes; namely, counting single gammas using one HPGe detector versus counting coincident gammas using two HPGe detectors placed face-to-face. A data-validated radiation transport model, created in GEANT4 for a
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Dolicanin, Cemal, Koviljka StankoviC, Diana Dolicanin, and Boris Loncar. "Statistical treatment of nuclear counting results." Nuclear Technology and Radiation Protection 26, no. 2 (2011): 164–70. http://dx.doi.org/10.2298/ntrp1102164d.

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Since the exact time a specific nucleus undergoes radioactive decay cannot be specified, nor can showers caused by secondary cosmic rays be predicted, statistical laws play an important role in almost all cases of experimental nuclear physics. This paper describes the method for the statistical treatment of nuclear counting results obtained experimentally by taking into account random variables pertaining to both frequent and infrequent phenomena. When processing counting measurement data, it is recommended to first discard spurious random variables that spoil the statistics by using Chauvenet
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Sgouros, Thomas, and Nikolaos Mitianoudis. "A novel Directional Framework for Source Counting and Source Separation in Instantaneous Underdetermined Audio Mixtures." IEEE/ACM Transactions on Audio, Speech, and Language Processing 28 (2020): 2025–35. http://dx.doi.org/10.1109/taslp.2020.3003855.

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Du, Zhipeng, Jiankang Deng, and Miaojing Shi. "Domain-General Crowd Counting in Unseen Scenarios." Proceedings of the AAAI Conference on Artificial Intelligence 37, no. 1 (2023): 561–70. http://dx.doi.org/10.1609/aaai.v37i1.25131.

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Domain shift across crowd data severely hinders crowd counting models to generalize to unseen scenarios. Although domain adaptive crowd counting approaches close this gap to a certain extent, they are still dependent on the target domain data to adapt (e.g. finetune) their models to the specific domain. In this paper, we instead target to train a model based on a single source domain which can generalize well on any unseen domain. This falls into the realm of domain generalization that remains unexplored in crowd counting. We first introduce a dynamic sub-domain division scheme which divides t
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40

Marchuk, Andrey G. "The Tsunami Wave Energy." Vestnik NSU. Series: Information Technologies 18, no. 4 (2020): 39–53. http://dx.doi.org/10.25205/1818-7900-2020-18-4-39-53.

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The basic formulae for calculating the moving long wave energy were derived and presented. The problems related to the energy counting in the course of numerical modeling of tsunami wave generation and propagation. Through a number of computational experiments, the wave energy radiation directivity of tsunami generated by an ellipsoidal source with a various axis length ratio was studied. The wave energy radiation directivity of the dipole tsunami source consisting of two ellipsoidal sources with opposite sign of the water surface displacement is considered.
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Rodriguez-Vazquez, Javier, Miguel Fernandez-Cortizas, David Perez-Saura, Martin Molina, and Pascual Campoy. "Overcoming Domain Shift in Neural Networks for Accurate Plant Counting in Aerial Images." Remote Sensing 15, no. 6 (2023): 1700. http://dx.doi.org/10.3390/rs15061700.

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This paper presents a novel semi-supervised approach for accurate counting and localization of tropical plants in aerial images that can work in new visual domains in which the available data are not labeled. Our approach uses deep learning and domain adaptation, designed to handle domain shifts between the training and test data, which is a common challenge in this agricultural applications. This method uses a source dataset with annotated plants and a target dataset without annotations and adapts a model trained on the source dataset to the target dataset using unsupervised domain alignment
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42

Karabidak, S. M., and U. Cevik. "Decaying source model: Alternative approach to determination of true counting rates at X and gamma ray counting systems." Radiation Measurements 58 (November 2013): 18–23. http://dx.doi.org/10.1016/j.radmeas.2013.07.009.

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43

Ye, Yan-Xi, Xiu-Liang Zhao, Xiao-Dong Wang, et al. "Design and characterization of a new high-count wide-range fission chamber based on GEM." Journal of Instrumentation 19, no. 05 (2024): P05069. http://dx.doi.org/10.1088/1748-0221/19/05/p05069.

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Abstract As one of the main detectors for monitoring neutron flux rate in a nuclear reactor, the fission chamber (FC) suffers from issues such as low sensitivity, limited counting rate dynamic range, and system mode switching is cumbersome. This study utilizes the advantages of gas electron multipliers (GEM), which are easy to fabricate in large areas and have high counting rates, to design a novel fission chamber. By conducting Monte Carlo simulations on parameters such as the thickness of the 235U coating, the drift distance, and the operating electric field strength, a wide-range fission ch
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Aynur Jabiyeva, Elnur Aliyev, Aynur Jabiyeva, Elnur Aliyev. "MODERN INTELLECTUAL TECHNOLOGIES IN COMPUTER TOMOGRAPHY." PIRETC-Proceeding of The International Research Education & Training Centre 30, no. 01 (2024): 05–16. http://dx.doi.org/10.36962/piretc30012024-05.

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In this article, an approach for the enhancement of computer tomography imaging by integrating modern technologies, including photon counting and dual-source CT, along with the application of the Ai-rad principles in Siemens Computer Tomography systems, is presented. The study proposes and empirically assesses the impact of these technologies on image quality and radiation safety. The architecture of dual-source CT and the photon-counting technique are explored, showcasing their role in improving diagnostic precision. Moreover, the article elaborates on the implementation of artificial intelli
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Triwijaya, Santi, and Andri Pradipta. "Battery Management Optimization Considers The State Of Charge Using The Coulomb Counting Method." Journal Geuthee of Engineering and Energy (JOGE) 2, no. 1 (2023): 01–07. http://dx.doi.org/10.52626/joge.v2i1.14.

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The Battery Management System (BMS) is important because more and more electronic devices and vehicles use batteries as a power source. Without BMS, battery charging can become unstable, resulting in overcharging and reducing battery life. Therefore, BMS is becoming increasingly important as part of the development of safer and more efficient technologies, resulting in more reliable and safer electronic devices and vehicles. The Coulomb Counting method is used to determine the state of charge of the battery at the beginning and end of charging. The coulomb counting method is very accurate for
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Jia, Maoshen, Yuxuan Wu, Changchun Bao, and Jing Wang. "Multiple Sound Sources Localization with Frame-by-Frame Component Removal of Statistically Dominant Source." Sensors 18, no. 11 (2018): 3613. http://dx.doi.org/10.3390/s18113613.

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Multiple sound sources localization is a hot topic in audio signal processing and is widely utilized in many application areas. This paper proposed a multiple sound sources localization method based on a statistically dominant source component removal (SDSCR) algorithm by soundfield microphone. The existence of the statistically weak source (SWS) among soundfield microphone signals is validated by statistical analysis. The SDSCR algorithm with joint an intra-frame and inter-frame statistically dominant source (SDS) discriminations is designed to remove the component of SDS while reserve the SW
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Schmitt, Bernd, Anna Bergamaschi, Sebastian Cartier, et al. "Current and future detector developments at the Swiss Light Source." Acta Crystallographica Section A Foundations and Advances 70, a1 (2014): C680. http://dx.doi.org/10.1107/s205327331409319x.

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The detector group of the Swiss Light Source (SLS) at the Paul Scherrer Institut (PSI) has a long history of x-ray detector developments for synchrotrons. Initially these detectors were all single photon counting systems. In the last years the focus at PSI was moving towards charge integrating systems mainly driven by the detector needs for the upcoming XFELs. Charge integrating systems however also solve some of the problems of single photon counting systems. Charge integrating systems have an almost infinite linear count rate capability, allow systems with smallest pixel sizes and for low ph
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Feng, C., Q. Shen, K. Kang, and Y. Xing. "Energy calibration of photon counting detectors using a single monochromatic source." Journal of Instrumentation 12, no. 06 (2017): P06004. http://dx.doi.org/10.1088/1748-0221/12/06/p06004.

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Woithe, J. M., and J. R. Prescott. "Efficiencies" of phosphor screens used in Thick Source Alpha particle counting." Ancient TL 13, no. 1 (1995): 10–15. https://doi.org/10.26034/la.atl.1995.235.

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Schmitt, B., Ch Brönnimann, E. F. Eikenberry, et al. "Development of single photon counting detectors at the Swiss Light Source." Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment 518, no. 1-2 (2004): 436–39. http://dx.doi.org/10.1016/j.nima.2003.11.051.

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